I'm skeptical of the git bisect results: $ git checkout cde5b485c9cdf0bfd5b6ea8e4973abe378270e60^ Previous HEAD position was cde5b48... fail instead of segfault on unreadable config files HEAD is now at 235347e... Release 1.2.12 $ make fast Compiling cachefile.cc to ../build/obj/apt-pkg/cachefile.opic Compiling policy.cc to ../build/obj/apt-pkg/policy.opic Building shared library ../build/bin/libapt-pkg.so.5.0.0 Compiling contrib/arfile.cc to ../build/obj/apt-inst/arfile.opic Compiling contrib/extracttar.cc to ../build/obj/apt-inst/extracttar.opic Compiling deb/debfile.cc to ../build/obj/apt-inst/debfile.opic Compiling dirstream.cc to ../build/obj/apt-inst/dirstream.opic Compiling extract.cc to ../build/obj/apt-inst/extract.opic Compiling filelist.cc to ../build/obj/apt-inst/filelist.opic Building shared library ../build/bin/libapt-inst.so.2.0.0 Compiling private-cacheset.cc to ../build/obj/apt-private/private-cacheset.opic Compiling private-list.cc to ../build/obj/apt-private/private-list.opic Compiling private-depends.cc to ../build/obj/apt-private/private-depends.opic Compiling private-show.cc to ../build/obj/apt-private/private-show.opic Building shared library ../build/bin/libapt-private.so.0.0.0 Compiling apt-mark.cc to ../build/obj/cmdline/apt-mark.o Building program ../build/bin/apt-mark Must have libdb to build apt-ftparchive $ sudo rm -rf /var/lib/apt/lists sarnold@hunt:~/trees/apt$ sudo LD_LIBRARY_PATH=$PWD/build/bin/ ./build/bin/apt-get update -o Dir::Bin::Methods="$PWD/build/bin/methods/" 2>&1 | tee update.log Get:1 http://mirrors.kernel.org/ubuntu xenial InRelease [247 kB] Get:2 http://mirrors.kernel.org/ubuntu xenial-updates InRelease [95.7 kB] Get:3 http://security.debian.org jessie/updates InRelease [63.1 kB] Get:4 http://mirrors.kernel.org/ubuntu xenial-security InRelease [94.5 kB] Ign:5 http://mirrors.kernel.org/ubuntu precise InRelease Get:6 http://mirrors.kernel.org/ubuntu precise-updates InRelease [55.7 kB] Get:7 http://mirrors.kernel.org/ubuntu precise-security InRelease [55.7 kB] Get:8 http://mirrors.kernel.org/ubuntu precise-proposed InRelease [55.7 kB] Ign:9 http://mirrors.kernel.org/ubuntu trusty InRelease Get:10 http://mirrors.kernel.org/ubuntu trusty-updates InRelease [65.9 kB] Get:11 http://mirrors.kernel.org/ubuntu trusty-security InRelease [65.9 kB] Get:12 http://mirrors.kernel.org/ubuntu trusty-proposed InRelease [65.9 kB] Get:13 http://mirrors.kernel.org/ubuntu xenial-proposed InRelease [247 kB] Get:14 http://mirrors.kernel.org/ubuntu yakkety InRelease [247 kB] Get:15 http://security.debian.org wheezy/updates InRelease [40.6 kB] Get:16 http://mirrors.kernel.org/ubuntu yakkety-updates InRelease [94.5 kB] Get:17 http://mirrors.kernel.org/ubuntu yakkety-security InRelease [93.3 kB] Get:18 http://mirrors.kernel.org/ubuntu yakkety-proposed InRelease [95.7 kB] Get:19 http://mirrors.kernel.org/ubuntu zesty InRelease [247 kB] Ign:1 http://mirrors.kernel.org/ubuntu xenial InRelease Get:20 http://mirrors.kernel.org/ubuntu zesty-updates InRelease [92.1 kB] Get:21 http://mirrors.kernel.org/ubuntu zesty-security InRelease [92.2 kB] Get:22 http://mirrors.kernel.org/ubuntu zesty-proposed InRelease [95.6 kB] Get:23 http://mirrors.kernel.org/ubuntu precise Release [49.6 kB] Get:24 http://mirrors.kernel.org/ubuntu trusty Release [58.5 kB] Get:25 http://mirrors.kernel.org/ubuntu xenial/main Sources [868 kB] Get:26 http://security.ubuntu.com/ubuntu xenial-security InRelease [94.5 kB] Get:27 http://mirrors.kernel.org/ubuntu xenial/restricted Sources [4,808 B] Get:28 http://mirrors.kernel.org/ubuntu xenial/universe Sources [7,728 kB] Ign:2 http://mirrors.kernel.org/ubuntu xenial-updates InRelease Ign:4 http://mirrors.kernel.org/ubuntu xenial-security InRelease Ign:29 http://archive.canonical.com/ubuntu precise InRelease Get:30 http://ppa.launchpad.net/ci-train-ppa-service/stable-phone-overlay/ubuntu vivid InRelease [20.9 kB] Get:31 http://ftp.debian.org/debian unstable InRelease [219 kB] Get:32 http://mirrors.kernel.org/ubuntu xenial/multiverse Sources [179 kB] Get:33 http://mirrors.kernel.org/ubuntu xenial/main amd64 Packages [1,201 kB] Ign:6 http://mirrors.kernel.org/ubuntu precise-updates InRelease Get:34 http://mirrors.kernel.org/ubuntu xenial/main i386 Packages [1,196 kB] Get:35 http://mirrors.kernel.org/ubuntu xenial/main Translation-en [568 kB] Get:36 http://mirrors.kernel.org/ubuntu xenial/restricted amd64 Packages [8,344 B] Get:37 http://mirrors.kernel.org/ubuntu xenial/restricted i386 Packages [8,684 B] Get:38 http://mirrors.kernel.org/ubuntu xenial/restricted Translation-en [2,908 B] Get:39 http://mirrors.kernel.org/ubuntu xenial/universe amd64 Packages [7,532 kB] Ign:7 http://mirrors.kernel.org/ubuntu precise-security InRelease Ign:40 http://archive.canonical.com/ubuntu trusty InRelease Ign:8 http://mirrors.kernel.org/ubuntu precise-proposed InRelease Get:41 http://mirrors.kernel.org/ubuntu xenial/universe i386 Packages [7,512 kB] Ign:10 http://mirrors.kernel.org/ubuntu trusty-updates InRelease Get:42 http://archive.canonical.com/ubuntu xenial InRelease [11.5 kB] Get:43 http://ppa.launchpad.net/snappy-dev/image/ubuntu vivid InRelease [16.0 kB] Ign:3 http://security.debian.org jessie/updates InRelease Get:44 http://security.debian.org jessie/updates/main Sources [168 kB] Get:45 http://mirrors.kernel.org/ubuntu xenial/universe Translation-en [4,354 kB] Ign:11 http://mirrors.kernel.org/ubuntu trusty-security InRelease Get:46 http://security.debian.org jessie/updates/contrib Sources [1,439 B] Get:47 http://mirrors.kernel.org/ubuntu xenial/multiverse amd64 Packages [144 kB] Get:48 http://mirrors.kernel.org/ubuntu xenial/multiverse i386 Packages [140 kB] Get:49 http://archive.canonical.com/ubuntu yakkety InRelease [11.5 kB] Get:50 http://mirrors.kernel.org/ubuntu xenial/multiverse Translation-en [106 kB] Ign:12 http://mirrors.kernel.org/ubuntu trusty-proposed InRelease Get:51 http://mirrors.kernel.org/ubuntu precise Release.gpg [198 B] Get:52 http://mirrors.kernel.org/ubuntu trusty Release.gpg [933 B] Get:53 http://mirrors.kernel.org/ubuntu xenial-updates/main Sources [203 kB] Get:54 http://ppa.launchpad.net/ci-train-ppa-service/stable-phone-overlay/ubuntu xenial InRelease [23.9 kB] Get:55 http://mirrors.kernel.org/ubuntu xenial-updates/restricted Sources [1,804 B] Get:56 http://mirrors.kernel.org/ubuntu xenial-updates/universe Sources [109 kB] Get:57 http://mirrors.kernel.org/ubuntu xenial-updates/multiverse Sources [3,224 B] Get:58 http://mirrors.kernel.org/ubuntu xenial-updates/main amd64 Packages [419 kB] Get:59 http://mirrors.kernel.org/ubuntu xenial-updates/main i386 Packages [414 kB] Get:60 http://mirrors.kernel.org/ubuntu xenial-updates/main Translation-en [161 kB] Get:61 http://mirrors.kernel.org/ubuntu xenial-updates/restricted amd64 Packages [6,576 B] Get:62 http://mirrors.kernel.org/ubuntu xenial-updates/restricted i386 Packages [6,528 B] Get:63 http://mirrors.kernel.org/ubuntu xenial-updates/restricted Translation-en [2,016 B] Get:64 http://mirrors.kernel.org/ubuntu xenial-updates/universe amd64 Packages [359 kB] Get:65 http://mirrors.kernel.org/ubuntu xenial-updates/universe i386 Packages [355 kB] Get:66 http://mirrors.kernel.org/ubuntu xenial-updates/universe Translation-en [130 kB] Get:67 http://mirrors.kernel.org/ubuntu xenial-updates/multiverse amd64 Packages [7,048 B] Get:68 http://mirrors.kernel.org/ubuntu xenial-updates/multiverse i386 Packages [5,852 B] Get:69 http://mirrors.kernel.org/ubuntu xenial-updates/multiverse Translation-en [2,868 B] Get:70 http://mirrors.kernel.org/ubuntu xenial-security/main Sources [45.5 kB] Get:71 http://mirrors.kernel.org/ubuntu xenial-security/restricted Sources [1,804 B] Get:72 http://mirrors.kernel.org/ubuntu xenial-security/universe Sources [12.7 kB] Get:73 http://mirrors.kernel.org/ubuntu xenial-security/multiverse Sources [728 B] Get:74 http://mirrors.kernel.org/ubuntu xenial-security/main amd64 Packages [163 kB] Get:75 http://mirrors.kernel.org/ubuntu xenial-security/main i386 Packages [159 kB] Get:76 http://mirrors.kernel.org/ubuntu xenial-security/main Translation-en [67.8 kB] Get:77 http://mirrors.kernel.org/ubuntu xenial-security/restricted amd64 Packages [6,576 B] Get:78 http://mirrors.kernel.org/ubuntu xenial-security/restricted i386 Packages [6,528 B] Get:79 http://mirrors.kernel.org/ubuntu xenial-security/restricted Translation-en [2,016 B] Get:80 http://mirrors.kernel.org/ubuntu xenial-security/universe amd64 Packages [52.8 kB] Get:81 http://mirrors.kernel.org/ubuntu xenial-security/universe i386 Packages [52.7 kB] Get:82 http://mirrors.kernel.org/ubuntu xenial-security/universe Translation-en [32.6 kB] Get:83 http://mirrors.kernel.org/ubuntu xenial-security/multiverse amd64 Packages [2,764 B] Get:84 http://mirrors.kernel.org/ubuntu xenial-security/multiverse i386 Packages [2,928 B] Get:85 http://mirrors.kernel.org/ubuntu xenial-security/multiverse Translation-en [1,124 B] Get:86 http://mirrors.kernel.org/ubuntu precise-updates/main Sources [499 kB] Get:87 http://mirrors.kernel.org/ubuntu precise-updates/restricted Sources [8,840 B] Get:88 http://mirrors.kernel.org/ubuntu precise-updates/universe Sources [132 kB] Get:89 http://mirrors.kernel.org/ubuntu precise-updates/multiverse Sources [10.5 kB] Get:90 http://mirrors.kernel.org/ubuntu precise-security/main Sources [144 kB] Get:91 http://mirrors.kernel.org/ubuntu precise-security/restricted Sources [4,623 B] Get:92 http://mirrors.kernel.org/ubuntu precise-security/universe Sources [53.7 kB] Get:93 http://mirrors.kernel.org/ubuntu precise-security/multiverse Sources [3,044 B] Get:94 http://mirrors.kernel.org/ubuntu precise-proposed/main Sources [6,747 B] Get:95 http://mirrors.kernel.org/ubuntu precise-proposed/restricted Sources [774 B] Get:96 http://mirrors.kernel.org/ubuntu trusty-updates/main Sources [384 kB] Ign:13 http://mirrors.kernel.org/ubuntu xenial-proposed InRelease Get:97 http://mirrors.kernel.org/ubuntu trusty-updates/restricted Sources [5,888 B] Get:98 http://mirrors.kernel.org/ubuntu trusty-updates/universe Sources [169 kB] Get:99 http://mirrors.kernel.org/ubuntu trusty-updates/multiverse Sources [7,522 B] Get:100 http://mirrors.kernel.org/ubuntu trusty-security/main Sources [120 kB] Get:101 http://mirrors.kernel.org/ubuntu trusty-security/restricted Sources [4,613 B] Get:102 http://mirrors.kernel.org/ubuntu trusty-security/universe Sources [45.1 kB] Get:103 http://mirrors.kernel.org/ubuntu trusty-security/multiverse Sources [3,207 B] Get:104 http://mirrors.kernel.org/ubuntu trusty-proposed/main Sources [122 kB] Get:105 http://mirrors.kernel.org/ubuntu trusty-proposed/universe Sources [16.6 kB] Get:106 http://mirrors.kernel.org/ubuntu xenial-proposed/main Sources [90.6 kB] Get:107 http://mirrors.kernel.org/ubuntu xenial-proposed/universe Sources [35.2 kB] Get:108 http://mirrors.kernel.org/ubuntu xenial-proposed/multiverse Sources [900 B] Get:109 http://archive.canonical.com/ubuntu zesty InRelease [11.4 kB] Ign:15 http://security.debian.org wheezy/updates InRelease Get:110 http://security.debian.org wheezy/updates/main Sources [293 kB] Get:111 http://archive.canonical.com/ubuntu precise Release [8,180 B] Ign:14 http://mirrors.kernel.org/ubuntu yakkety InRelease Get:112 http://mirrors.kernel.org/ubuntu yakkety/main Sources [903 kB] Get:113 http://mirrors.kernel.org/ubuntu yakkety/restricted Sources [5,376 B] Get:114 http://mirrors.kernel.org/ubuntu yakkety/universe Sources [8,044 kB] Ign:16 http://mirrors.kernel.org/ubuntu yakkety-updates InRelease Get:115 http://archive.canonical.com/ubuntu trusty Release [9,359 B] Ign:17 http://mirrors.kernel.org/ubuntu yakkety-security InRelease Get:116 http://ftp.debian.org/debian testing InRelease [172 kB] Get:117 http://mirrors.kernel.org/ubuntu yakkety/multiverse Sources [181 kB] Get:118 http://mirrors.kernel.org/ubuntu yakkety-updates/main Sources [27.3 kB] Get:119 http://mirrors.kernel.org/ubuntu yakkety-updates/universe Sources [11.4 kB] Get:120 http://mirrors.kernel.org/ubuntu yakkety-updates/multiverse Sources [724 B] Ign:18 http://mirrors.kernel.org/ubuntu yakkety-proposed InRelease Get:121 http://mirrors.kernel.org/ubuntu yakkety-security/main Sources [13.7 kB] Get:122 http://mirrors.kernel.org/ubuntu yakkety-security/universe Sources [3,404 B] Get:123 http://archive.canonical.com/ubuntu precise Release.gpg [198 B] Get:124 http://mirrors.kernel.org/ubuntu yakkety-security/multiverse Sources [724 B] Get:125 http://mirrors.kernel.org/ubuntu yakkety-proposed/main Sources [21.4 kB] Get:126 http://mirrors.kernel.org/ubuntu yakkety-proposed/universe Sources [8,324 B] Ign:19 http://mirrors.kernel.org/ubuntu zesty InRelease Get:127 http://mirrors.kernel.org/ubuntu zesty/main Sources [909 kB] Get:128 http://mirrors.kernel.org/ubuntu zesty/restricted Sources [5,380 B] Get:129 http://mirrors.kernel.org/ubuntu zesty/universe Sources [8,248 kB] Ign:20 http://mirrors.kernel.org/ubuntu zesty-updates InRelease Get:130 http://archive.canonical.com/ubuntu trusty Release.gpg [933 B] Ign:21 http://mirrors.kernel.org/ubuntu zesty-security InRelease Ign:22 http://mirrors.kernel.org/ubuntu zesty-proposed InRelease Get:131 http://mirrors.kernel.org/ubuntu zesty/multiverse Sources [185 kB] Get:132 http://mirrors.kernel.org/ubuntu zesty-proposed/main Sources [44.9 kB] Get:133 http://mirrors.kernel.org/ubuntu zesty-proposed/universe Sources [317 kB] Get:134 http://mirrors.kernel.org/ubuntu zesty-proposed/multiverse Sources [6,136 B] Ign:26 http://security.ubuntu.com/ubuntu xenial-security InRelease Ign:30 http://ppa.launchpad.net/ci-train-ppa-service/stable-phone-overlay/ubuntu vivid InRelease Get:135 http://security.ubuntu.com/ubuntu xenial-security/main Sources [45.5 kB] Ign:42 http://archive.canonical.com/ubuntu xenial InRelease Ign:43 http://ppa.launchpad.net/snappy-dev/image/ubuntu vivid InRelease Ign:136 http://ftp.debian.org/debian jessie InRelease Get:137 http://ppa.launchpad.net/ci-train-ppa-service/stable-phone-overlay/ubuntu vivid/main Sources [110 kB] Get:138 http://security.ubuntu.com/ubuntu xenial-security/restricted Sources [1,804 B] Get:139 http://security.ubuntu.com/ubuntu xenial-security/universe Sources [12.7 kB] Get:140 http://security.ubuntu.com/ubuntu xenial-security/multiverse Sources [728 B] Get:141 http://security.ubuntu.com/ubuntu xenial-security/main amd64 Packages [163 kB] Ign:49 http://archive.canonical.com/ubuntu yakkety InRelease Get:142 http://archive.canonical.com/ubuntu xenial/partner Sources [2,236 B] Get:143 http://security.ubuntu.com/ubuntu xenial-security/main i386 Packages [159 kB] Ign:51 http://mirrors.kernel.org/ubuntu precise Release.gpg Get:144 http://mirrors.kernel.org/ubuntu precise/main Sources [934 kB] Get:145 http://ftp.debian.org/debian jessie-updates InRelease [145 kB] Get:146 http://mirrors.kernel.org/ubuntu precise/restricted Sources [5,470 B] Get:147 http://mirrors.kernel.org/ubuntu precise/universe Sources [5,019 kB] Get:148 http://security.ubuntu.com/ubuntu xenial-security/main Translation-en [67.8 kB] Get:149 http://archive.canonical.com/ubuntu yakkety/partner Sources [2,252 B] Ign:52 http://mirrors.kernel.org/ubuntu trusty Release.gpg Get:150 http://mirrors.kernel.org/ubuntu precise/multiverse Sources [155 kB] Get:151 http://mirrors.kernel.org/ubuntu trusty/main Sources [1,064 kB] Get:152 http://security.ubuntu.com/ubuntu xenial-security/restricted amd64 Packages [6,576 B] Get:153 http://security.ubuntu.com/ubuntu xenial-security/restricted i386 Packages [6,528 B] Get:154 http://security.ubuntu.com/ubuntu xenial-security/restricted Translation-en [2,016 B] Get:155 http://security.ubuntu.com/ubuntu xenial-security/universe amd64 Packages [52.8 kB] Get:156 http://security.ubuntu.com/ubuntu xenial-security/universe i386 Packages [52.7 kB] Get:157 http://security.ubuntu.com/ubuntu xenial-security/universe Translation-en [32.6 kB] Get:158 http://security.ubuntu.com/ubuntu xenial-security/multiverse amd64 Packages [2,764 B] Get:159 http://security.ubuntu.com/ubuntu xenial-security/multiverse i386 Packages [2,928 B] Get:160 http://mirrors.kernel.org/ubuntu trusty/restricted Sources [5,433 B] Get:161 http://mirrors.kernel.org/ubuntu trusty/universe Sources [6,399 kB] Ign:162 http://ftp.debian.org/debian wheezy InRelease Get:163 http://security.ubuntu.com/ubuntu xenial-security/multiverse Translation-en [1,124 B] Ign:109 http://archive.canonical.com/ubuntu zesty InRelease Ign:54 http://ppa.launchpad.net/ci-train-ppa-service/stable-phone-overlay/ubuntu xenial InRelease Get:164 http://mirrors.kernel.org/ubuntu trusty/multiverse Sources [174 kB] Get:165 http://ftp.debian.org/debian wheezy-updates InRelease [157 kB] Ign:31 http://ftp.debian.org/debian unstable InRelease Get:166 http://archive.canonical.com/ubuntu zesty/partner Sources [1,772 B] Ign:123 http://archive.canonical.com/ubuntu precise Release.gpg Ign:130 http://archive.canonical.com/ubuntu trusty Release.gpg Get:167 http://ftp.debian.org/debian jessie Release [148 kB] Ign:116 http://ftp.debian.org/debian testing InRelease Get:168 http://archive.canonical.com/ubuntu precise/partner Sources [5,733 B] Ign:145 http://ftp.debian.org/debian jessie-updates InRelease Ign:165 http://ftp.debian.org/debian wheezy-updates InRelease Get:169 http://ftp.debian.org/debian wheezy Release [191 kB] Get:170 http://ppa.launchpad.net/snappy-dev/image/ubuntu vivid/main Sources [13.3 kB] Get:171 http://ppa.launchpad.net/ci-train-ppa-service/stable-phone-overlay/ubuntu xenial/main Sources [92.0 kB] Get:172 http://archive.canonical.com/ubuntu trusty/partner Sources [10.0 kB] Get:173 http://ftp.debian.org/debian unstable/main Sources [7,214 kB] Get:174 http://ftp.debian.org/debian unstable/non-free Sources [85.4 kB] Get:175 http://ftp.debian.org/debian jessie Release.gpg [2,373 B] Ign:175 http://ftp.debian.org/debian jessie Release.gpg Get:176 http://ftp.debian.org/debian testing/main Sources [6,571 kB] Get:177 http://ftp.debian.org/debian testing/non-free Sources [80.2 kB] Get:178 http://ftp.debian.org/debian jessie-updates/main Sources [15.4 kB] Get:179 http://ftp.debian.org/debian jessie-updates/non-free Sources [920 B] Get:180 http://ftp.debian.org/debian wheezy-updates/main Sources [5,505 B] Get:181 http://ftp.debian.org/debian wheezy-updates/non-free Sources [929 B] Get:182 http://ftp.debian.org/debian wheezy Release.gpg [2,373 B] Ign:182 http://ftp.debian.org/debian wheezy Release.gpg Get:183 http://ftp.debian.org/debian jessie/main Sources [7,059 kB] Get:184 http://ftp.debian.org/debian jessie/contrib Sources [50.8 kB] Get:185 http://ftp.debian.org/debian jessie/non-free Sources [99.0 kB] Get:186 http://ftp.debian.org/debian wheezy/main Sources [5,993 kB] Get:187 http://ftp.debian.org/debian wheezy/contrib Sources [47.7 kB] Get:188 http://ftp.debian.org/debian wheezy/non-free Sources [93.4 kB] Fetched 101 MB in 13s (7,337 kB/s) Reading package lists... W: GPG error: http://mirrors.kernel.org/ubuntu xenial InRelease: At least one invalid signature was encountered. W: The repository 'http://mirrors.kernel.org/ubuntu xenial InRelease' is not signed. W: GPG error: http://mirrors.kernel.org/ubuntu xenial-updates InRelease: At least one invalid signature was encountered. W: The repository 'http://mirrors.kernel.org/ubuntu xenial-updates InRelease' is not signed. W: GPG error: http://mirrors.kernel.org/ubuntu xenial-security InRelease: At least one invalid signature was encountered. W: The repository 'http://mirrors.kernel.org/ubuntu xenial-security InRelease' is not signed. W: GPG error: http://mirrors.kernel.org/ubuntu precise-updates InRelease: At least one invalid signature was encountered. W: The repository 'http://mirrors.kernel.org/ubuntu precise-updates InRelease' is not signed. W: GPG error: http://mirrors.kernel.org/ubuntu precise-security InRelease: At least one invalid signature was encountered. W: The repository 'http://mirrors.kernel.org/ubuntu precise-security InRelease' is not signed. W: GPG error: http://mirrors.kernel.org/ubuntu precise-proposed InRelease: At least one invalid signature was encountered. W: The repository 'http://mirrors.kernel.org/ubuntu precise-proposed InRelease' is not signed. W: GPG error: http://mirrors.kernel.org/ubuntu trusty-updates InRelease: At least one invalid signature was encountered. W: The repository 'http://mirrors.kernel.org/ubuntu trusty-updates InRelease' is not signed. W: GPG error: http://security.debian.org jessie/updates InRelease: At least one invalid signature was encountered. W: The repository 'http://security.debian.org jessie/updates InRelease' is not signed. W: GPG error: http://mirrors.kernel.org/ubuntu trusty-security InRelease: At least one invalid signature was encountered. W: The repository 'http://mirrors.kernel.org/ubuntu trusty-security InRelease' is not signed. W: GPG error: http://mirrors.kernel.org/ubuntu trusty-proposed InRelease: At least one invalid signature was encountered. W: The repository 'http://mirrors.kernel.org/ubuntu trusty-proposed InRelease' is not signed. W: GPG error: http://mirrors.kernel.org/ubuntu xenial-proposed InRelease: At least one invalid signature was encountered. W: The repository 'http://mirrors.kernel.org/ubuntu xenial-proposed InRelease' is not signed. W: GPG error: http://security.debian.org wheezy/updates InRelease: At least one invalid signature was encountered. W: The repository 'http://security.debian.org wheezy/updates InRelease' is not signed. W: GPG error: http://mirrors.kernel.org/ubuntu yakkety InRelease: At least one invalid signature was encountered. W: The repository 'http://mirrors.kernel.org/ubuntu yakkety InRelease' is not signed. W: GPG error: http://mirrors.kernel.org/ubuntu yakkety-updates InRelease: At least one invalid signature was encountered. W: The repository 'http://mirrors.kernel.org/ubuntu yakkety-updates InRelease' is not signed. W: GPG error: http://mirrors.kernel.org/ubuntu yakkety-security InRelease: At least one invalid signature was encountered. W: The repository 'http://mirrors.kernel.org/ubuntu yakkety-security InRelease' is not signed. W: GPG error: http://mirrors.kernel.org/ubuntu yakkety-proposed InRelease: At least one invalid signature was encountered. W: The repository 'http://mirrors.kernel.org/ubuntu yakkety-proposed InRelease' is not signed. W: GPG error: http://mirrors.kernel.org/ubuntu zesty InRelease: At least one invalid signature was encountered. W: The repository 'http://mirrors.kernel.org/ubuntu zesty InRelease' is not signed. W: GPG error: http://mirrors.kernel.org/ubuntu zesty-updates InRelease: At least one invalid signature was encountered. W: The repository 'http://mirrors.kernel.org/ubuntu zesty-updates InRelease' is not signed. W: GPG error: http://mirrors.kernel.org/ubuntu zesty-security InRelease: At least one invalid signature was encountered. W: The repository 'http://mirrors.kernel.org/ubuntu zesty-security InRelease' is not signed. W: GPG error: http://mirrors.kernel.org/ubuntu zesty-proposed InRelease: At least one invalid signature was encountered. W: The repository 'http://mirrors.kernel.org/ubuntu zesty-proposed InRelease' is not signed. W: GPG error: http://security.ubuntu.com/ubuntu xenial-security InRelease: At least one invalid signature was encountered. W: The repository 'http://security.ubuntu.com/ubuntu xenial-security InRelease' is not signed. W: GPG error: http://ppa.launchpad.net/ci-train-ppa-service/stable-phone-overlay/ubuntu vivid InRelease: At least one invalid signature was encountered. W: The repository 'http://ppa.launchpad.net/ci-train-ppa-service/stable-phone-overlay/ubuntu vivid InRelease' is not signed. W: GPG error: http://archive.canonical.com/ubuntu xenial InRelease: At least one invalid signature was encountered. W: The repository 'http://archive.canonical.com/ubuntu xenial InRelease' is not signed. W: GPG error: http://ppa.launchpad.net/snappy-dev/image/ubuntu vivid InRelease: At least one invalid signature was encountered. W: The repository 'http://ppa.launchpad.net/snappy-dev/image/ubuntu vivid InRelease' is not signed. W: GPG error: http://archive.canonical.com/ubuntu yakkety InRelease: At least one invalid signature was encountered. W: The repository 'http://archive.canonical.com/ubuntu yakkety InRelease' is not signed. W: GPG error: http://mirrors.kernel.org/ubuntu precise Release: At least one invalid signature was encountered. W: The repository 'http://mirrors.kernel.org/ubuntu precise Release' is not signed. W: GPG error: http://mirrors.kernel.org/ubuntu trusty Release: At least one invalid signature was encountered. W: The repository 'http://mirrors.kernel.org/ubuntu trusty Release' is not signed. W: GPG error: http://archive.canonical.com/ubuntu zesty InRelease: At least one invalid signature was encountered. W: The repository 'http://archive.canonical.com/ubuntu zesty InRelease' is not signed. W: GPG error: http://ppa.launchpad.net/ci-train-ppa-service/stable-phone-overlay/ubuntu xenial InRelease: At least one invalid signature was encountered. W: The repository 'http://ppa.launchpad.net/ci-train-ppa-service/stable-phone-overlay/ubuntu xenial InRelease' is not signed. W: GPG error: http://ftp.debian.org/debian unstable InRelease: At least one invalid signature was encountered. W: The repository 'http://ftp.debian.org/debian unstable InRelease' is not signed. W: GPG error: http://archive.canonical.com/ubuntu precise Release: At least one invalid signature was encountered. W: The repository 'http://archive.canonical.com/ubuntu precise Release' is not signed. W: GPG error: http://archive.canonical.com/ubuntu trusty Release: At least one invalid signature was encountered. W: The repository 'http://archive.canonical.com/ubuntu trusty Release' is not signed. W: GPG error: http://ftp.debian.org/debian testing InRelease: At least one invalid signature was encountered. W: The repository 'http://ftp.debian.org/debian testing InRelease' is not signed. W: GPG error: http://ftp.debian.org/debian jessie-updates InRelease: At least one invalid signature was encountered. W: The repository 'http://ftp.debian.org/debian jessie-updates InRelease' is not signed. W: GPG error: http://ftp.debian.org/debian wheezy-updates InRelease: At least one invalid signature was encountered. W: The repository 'http://ftp.debian.org/debian wheezy-updates InRelease' is not signed. W: GPG error: http://ftp.debian.org/debian jessie Release: At least one invalid signature was encountered. W: The repository 'http://ftp.debian.org/debian jessie Release' is not signed. W: GPG error: http://ftp.debian.org/debian wheezy Release: At least one invalid signature was encountered. W: The repository 'http://ftp.debian.org/debian wheezy Release' is not signed.
** Changed in: apt (Ubuntu) Status: Incomplete => New -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to apt in Ubuntu. https://bugs.launchpad.net/bugs/1642386 Title: At least one invalid signature was encountered. Status in apt package in Ubuntu: New Bug description: Hello, a recent apt update appears to have broken apt entirely. A coworker reported seeing troubles: http://paste.ubuntu.com/23487135/ To test, I upgraded my laptop then immediately re-ran apt-get update && apt-get -u dist-upgrade: sarnold@hunt:~/Downloads$ sudo apt-get update && sudo apt-get -u dist-upgrade Hit:1 http://mirrors.kernel.org/ubuntu xenial InRelease Hit:2 http://mirrors.kernel.org/ubuntu xenial-updates InRelease Hit:3 http://mirrors.kernel.org/ubuntu xenial-security InRelease Ign:4 http://mirrors.kernel.org/ubuntu precise InRelease Get:5 http://mirrors.kernel.org/ubuntu precise-updates InRelease [55.7 kB] Get:6 http://mirrors.kernel.org/ubuntu precise-security InRelease [55.7 kB] Get:7 http://mirrors.kernel.org/ubuntu precise-proposed InRelease [55.7 kB] Ign:8 http://mirrors.kernel.org/ubuntu trusty InRelease Get:9 http://mirrors.kernel.org/ubuntu trusty-updates InRelease [65.9 kB] Hit:10 http://mirrors.kernel.org/ubuntu trusty-security InRelease Get:11 http://mirrors.kernel.org/ubuntu trusty-proposed InRelease [65.9 kB] Get:12 http://mirrors.kernel.org/ubuntu xenial-proposed InRelease [247 kB] Err:1 http://mirrors.kernel.org/ubuntu xenial InRelease At least one invalid signature was encountered. Hit:13 http://security.debian.org jessie/updates InRelease Err:2 http://mirrors.kernel.org/ubuntu xenial-updates InRelease At least one invalid signature was encountered. Get:14 http://mirrors.kernel.org/ubuntu yakkety InRelease [247 kB] Err:3 http://mirrors.kernel.org/ubuntu xenial-security InRelease At least one invalid signature was encountered. Hit:15 http://mirrors.kernel.org/ubuntu yakkety-updates InRelease Get:16 http://mirrors.kernel.org/ubuntu yakkety-security InRelease [93.3 kB] Hit:17 http://security.debian.org wheezy/updates InRelease Get:18 http://mirrors.kernel.org/ubuntu yakkety-proposed InRelease [95.7 kB] Hit:19 http://mirrors.kernel.org/ubuntu zesty InRelease Hit:20 http://mirrors.kernel.org/ubuntu zesty-updates InRelease Hit:21 http://mirrors.kernel.org/ubuntu zesty-security InRelease Err:5 http://mirrors.kernel.org/ubuntu precise-updates InRelease At least one invalid signature was encountered. Hit:22 http://mirrors.kernel.org/ubuntu zesty-proposed InRelease Hit:23 http://mirrors.kernel.org/ubuntu precise Release Hit:24 http://mirrors.kernel.org/ubuntu trusty Release Ign:25 http://archive.canonical.com/ubuntu precise InRelease Hit:26 http://security.ubuntu.com/ubuntu xenial-security InRelease Hit:27 http://ppa.launchpad.net/ci-train-ppa-service/stable-phone-overlay/ubuntu vivid InRelease Hit:28 http://ftp.debian.org/debian unstable InRelease Err:6 http://mirrors.kernel.org/ubuntu precise-security InRelease At least one invalid signature was encountered. Err:7 http://mirrors.kernel.org/ubuntu precise-proposed InRelease At least one invalid signature was encountered. Err:9 http://mirrors.kernel.org/ubuntu trusty-updates InRelease At least one invalid signature was encountered. Ign:29 http://archive.canonical.com/ubuntu trusty InRelease Hit:30 http://ppa.launchpad.net/snappy-dev/image/ubuntu vivid InRelease Hit:31 http://ftp.debian.org/debian testing InRelease Err:10 http://mirrors.kernel.org/ubuntu trusty-security InRelease At least one invalid signature was encountered. Err:11 http://mirrors.kernel.org/ubuntu trusty-proposed InRelease At least one invalid signature was encountered. Err:13 http://security.debian.org jessie/updates InRelease At least one invalid signature was encountered. Hit:32 http://archive.canonical.com/ubuntu xenial InRelease Hit:33 http://ppa.launchpad.net/ci-train-ppa-service/stable-phone-overlay/ubuntu xenial InRelease Ign:34 http://ftp.debian.org/debian jessie InRelease Err:12 http://mirrors.kernel.org/ubuntu xenial-proposed InRelease At least one invalid signature was encountered. Err:14 http://mirrors.kernel.org/ubuntu yakkety InRelease At least one invalid signature was encountered. Hit:35 http://archive.canonical.com/ubuntu yakkety InRelease Err:15 http://mirrors.kernel.org/ubuntu yakkety-updates InRelease At least one invalid signature was encountered. Hit:36 http://ftp.debian.org/debian jessie-updates InRelease Err:16 http://mirrors.kernel.org/ubuntu yakkety-security InRelease At least one invalid signature was encountered. Err:17 http://security.debian.org wheezy/updates InRelease At least one invalid signature was encountered. Hit:37 http://archive.canonical.com/ubuntu zesty InRelease Err:18 http://mirrors.kernel.org/ubuntu yakkety-proposed InRelease At least one invalid signature was encountered. Ign:38 http://ftp.debian.org/debian wheezy InRelease Err:19 http://mirrors.kernel.org/ubuntu zesty InRelease At least one invalid signature was encountered. Err:20 http://mirrors.kernel.org/ubuntu zesty-updates InRelease At least one invalid signature was encountered. Hit:39 http://archive.canonical.com/ubuntu precise Release Err:21 http://mirrors.kernel.org/ubuntu zesty-security InRelease At least one invalid signature was encountered. Hit:40 http://ftp.debian.org/debian wheezy-updates InRelease Err:22 http://mirrors.kernel.org/ubuntu zesty-proposed InRelease At least one invalid signature was encountered. Err:41 http://mirrors.kernel.org/ubuntu precise Release.gpg At least one invalid signature was encountered. Hit:42 http://archive.canonical.com/ubuntu trusty Release Err:43 http://mirrors.kernel.org/ubuntu trusty Release.gpg At least one invalid signature was encountered. Hit:44 http://ftp.debian.org/debian jessie Release Err:26 http://security.ubuntu.com/ubuntu xenial-security InRelease At least one invalid signature was encountered. Err:27 http://ppa.launchpad.net/ci-train-ppa-service/stable-phone-overlay/ubuntu vivid InRelease At least one invalid signature was encountered. Err:28 http://ftp.debian.org/debian unstable InRelease At least one invalid signature was encountered. Hit:45 http://ftp.debian.org/debian wheezy Release Err:30 http://ppa.launchpad.net/snappy-dev/image/ubuntu vivid InRelease At least one invalid signature was encountered. Err:31 http://ftp.debian.org/debian testing InRelease At least one invalid signature was encountered. Err:32 http://archive.canonical.com/ubuntu xenial InRelease At least one invalid signature was encountered. Err:33 http://ppa.launchpad.net/ci-train-ppa-service/stable-phone-overlay/ubuntu xenial InRelease At least one invalid signature was encountered. Err:35 http://archive.canonical.com/ubuntu yakkety InRelease At least one invalid signature was encountered. Err:36 http://ftp.debian.org/debian jessie-updates InRelease At least one invalid signature was encountered. Err:37 http://archive.canonical.com/ubuntu zesty InRelease At least one invalid signature was encountered. Err:46 http://archive.canonical.com/ubuntu precise Release.gpg At least one invalid signature was encountered. Err:40 http://ftp.debian.org/debian wheezy-updates InRelease At least one invalid signature was encountered. Err:47 http://archive.canonical.com/ubuntu trusty Release.gpg At least one invalid signature was encountered. Err:48 http://ftp.debian.org/debian jessie Release.gpg At least one invalid signature was encountered. Err:49 http://ftp.debian.org/debian wheezy Release.gpg At least one invalid signature was encountered. Fetched 981 kB in 1s (496 kB/s) Reading package lists... Done W: An error occurred during the signature verification. The repository is not updated and the previous index files will be used. GPG error: http://mirrors.kernel.org/ubuntu xenial InRelease: At least one invalid signature was encountered. W: An error occurred during the signature verification. The repository is not updated and the previous index files will be used. GPG error: http://mirrors.kernel.org/ubuntu xenial-updates InRelease: At least one invalid signature was encountered. W: An error occurred during the signature verification. The repository is not updated and the previous index files will be used. GPG error: http://mirrors.kernel.org/ubuntu xenial-security InRelease: At least one invalid signature was encountered. W: An error occurred during the signature verification. The repository is not updated and the previous index files will be used. GPG error: http://mirrors.kernel.org/ubuntu precise-updates InRelease: At least one invalid signature was encountered. W: An error occurred during the signature verification. The repository is not updated and the previous index files will be used. GPG error: http://mirrors.kernel.org/ubuntu precise-security InRelease: At least one invalid signature was encountered. W: An error occurred during the signature verification. The repository is not updated and the previous index files will be used. GPG error: http://mirrors.kernel.org/ubuntu precise-proposed InRelease: At least one invalid signature was encountered. W: An error occurred during the signature verification. The repository is not updated and the previous index files will be used. GPG error: http://mirrors.kernel.org/ubuntu trusty-updates InRelease: At least one invalid signature was encountered. W: An error occurred during the signature verification. The repository is not updated and the previous index files will be used. GPG error: http://mirrors.kernel.org/ubuntu trusty-security InRelease: At least one invalid signature was encountered. W: An error occurred during the signature verification. The repository is not updated and the previous index files will be used. GPG error: http://mirrors.kernel.org/ubuntu trusty-proposed InRelease: At least one invalid signature was encountered. W: An error occurred during the signature verification. The repository is not updated and the previous index files will be used. GPG error: http://security.debian.org jessie/updates InRelease: At least one invalid signature was encountered. W: An error occurred during the signature verification. The repository is not updated and the previous index files will be used. GPG error: http://mirrors.kernel.org/ubuntu xenial-proposed InRelease: At least one invalid signature was encountered. W: An error occurred during the signature verification. The repository is not updated and the previous index files will be used. GPG error: http://mirrors.kernel.org/ubuntu yakkety InRelease: At least one invalid signature was encountered. W: An error occurred during the signature verification. The repository is not updated and the previous index files will be used. GPG error: http://mirrors.kernel.org/ubuntu yakkety-updates InRelease: At least one invalid signature was encountered. W: An error occurred during the signature verification. The repository is not updated and the previous index files will be used. GPG error: http://mirrors.kernel.org/ubuntu yakkety-security InRelease: At least one invalid signature was encountered. W: An error occurred during the signature verification. The repository is not updated and the previous index files will be used. GPG error: http://security.debian.org wheezy/updates InRelease: At least one invalid signature was encountered. W: An error occurred during the signature verification. The repository is not updated and the previous index files will be used. GPG error: http://mirrors.kernel.org/ubuntu yakkety-proposed InRelease: At least one invalid signature was encountered. W: An error occurred during the signature verification. The repository is not updated and the previous index files will be used. GPG error: http://mirrors.kernel.org/ubuntu zesty InRelease: At least one invalid signature was encountered. W: An error occurred during the signature verification. The repository is not updated and the previous index files will be used. GPG error: http://mirrors.kernel.org/ubuntu zesty-updates InRelease: At least one invalid signature was encountered. W: An error occurred during the signature verification. The repository is not updated and the previous index files will be used. GPG error: http://mirrors.kernel.org/ubuntu zesty-security InRelease: At least one invalid signature was encountered. W: An error occurred during the signature verification. The repository is not updated and the previous index files will be used. GPG error: http://mirrors.kernel.org/ubuntu zesty-proposed InRelease: At least one invalid signature was encountered. W: An error occurred during the signature verification. The repository is not updated and the previous index files will be used. GPG error: http://mirrors.kernel.org/ubuntu precise Release: At least one invalid signature was encountered. W: An error occurred during the signature verification. The repository is not updated and the previous index files will be used. GPG error: http://mirrors.kernel.org/ubuntu trusty Release: At least one invalid signature was encountered. W: An error occurred during the signature verification. The repository is not updated and the previous index files will be used. GPG error: http://security.ubuntu.com/ubuntu xenial-security InRelease: At least one invalid signature was encountered. W: An error occurred during the signature verification. The repository is not updated and the previous index files will be used. GPG error: http://ppa.launchpad.net/ci-train-ppa-service/stable-phone-overlay/ubuntu vivid InRelease: At least one invalid signature was encountered. W: An error occurred during the signature verification. The repository is not updated and the previous index files will be used. GPG error: http://ftp.debian.org/debian unstable InRelease: At least one invalid signature was encountered. W: An error occurred during the signature verification. The repository is not updated and the previous index files will be used. GPG error: http://ppa.launchpad.net/snappy-dev/image/ubuntu vivid InRelease: At least one invalid signature was encountered. W: An error occurred during the signature verification. The repository is not updated and the previous index files will be used. GPG error: http://ftp.debian.org/debian testing InRelease: At least one invalid signature was encountered. W: An error occurred during the signature verification. The repository is not updated and the previous index files will be used. GPG error: http://archive.canonical.com/ubuntu xenial InRelease: At least one invalid signature was encountered. W: An error occurred during the signature verification. The repository is not updated and the previous index files will be used. GPG error: http://ppa.launchpad.net/ci-train-ppa-service/stable-phone-overlay/ubuntu xenial InRelease: At least one invalid signature was encountered. W: An error occurred during the signature verification. The repository is not updated and the previous index files will be used. GPG error: http://archive.canonical.com/ubuntu yakkety InRelease: At least one invalid signature was encountered. W: An error occurred during the signature verification. The repository is not updated and the previous index files will be used. GPG error: http://ftp.debian.org/debian jessie-updates InRelease: At least one invalid signature was encountered. W: An error occurred during the signature verification. The repository is not updated and the previous index files will be used. GPG error: http://archive.canonical.com/ubuntu zesty InRelease: At least one invalid signature was encountered. W: An error occurred during the signature verification. The repository is not updated and the previous index files will be used. GPG error: http://archive.canonical.com/ubuntu precise Release: At least one invalid signature was encountered. W: An error occurred during the signature verification. The repository is not updated and the previous index files will be used. GPG error: http://ftp.debian.org/debian wheezy-updates InRelease: At least one invalid signature was encountered. W: An error occurred during the signature verification. The repository is not updated and the previous index files will be used. GPG error: http://archive.canonical.com/ubuntu trusty Release: At least one invalid signature was encountered. W: An error occurred during the signature verification. The repository is not updated and the previous index files will be used. GPG error: http://ftp.debian.org/debian jessie Release: At least one invalid signature was encountered. W: An error occurred during the signature verification. The repository is not updated and the previous index files will be used. GPG error: http://ftp.debian.org/debian wheezy Release: At least one invalid signature was encountered. W: Failed to fetch http://mirrors.kernel.org/ubuntu/dists/xenial/InRelease At least one invalid signature was encountered. W: Failed to fetch http://mirrors.kernel.org/ubuntu/dists/xenial-updates/InRelease At least one invalid signature was encountered. W: Failed to fetch http://mirrors.kernel.org/ubuntu/dists/xenial-security/InRelease At least one invalid signature was encountered. W: Failed to fetch http://security.ubuntu.com/ubuntu/dists/xenial-security/InRelease At least one invalid signature was encountered. W: Failed to fetch http://ppa.launchpad.net/ci-train-ppa-service/stable-phone-overlay/ubuntu/dists/vivid/InRelease At least one invalid signature was encountered. W: Failed to fetch http://ppa.launchpad.net/snappy-dev/image/ubuntu/dists/vivid/InRelease At least one invalid signature was encountered. W: Failed to fetch http://ppa.launchpad.net/ci-train-ppa-service/stable-phone-overlay/ubuntu/dists/xenial/InRelease At least one invalid signature was encountered. W: Failed to fetch http://mirrors.kernel.org/ubuntu/dists/precise-updates/InRelease At least one invalid signature was encountered. W: Failed to fetch http://mirrors.kernel.org/ubuntu/dists/precise-security/InRelease At least one invalid signature was encountered. W: Failed to fetch http://mirrors.kernel.org/ubuntu/dists/precise-proposed/InRelease At least one invalid signature was encountered. W: Failed to fetch http://mirrors.kernel.org/ubuntu/dists/trusty-updates/InRelease At least one invalid signature was encountered. W: Failed to fetch http://mirrors.kernel.org/ubuntu/dists/trusty-security/InRelease At least one invalid signature was encountered. W: Failed to fetch http://mirrors.kernel.org/ubuntu/dists/trusty-proposed/InRelease At least one invalid signature was encountered. W: Failed to fetch http://mirrors.kernel.org/ubuntu/dists/xenial-proposed/InRelease At least one invalid signature was encountered. W: Failed to fetch http://archive.canonical.com/ubuntu/dists/xenial/InRelease At least one invalid signature was encountered. W: Failed to fetch http://mirrors.kernel.org/ubuntu/dists/yakkety/InRelease At least one invalid signature was encountered. W: Failed to fetch http://mirrors.kernel.org/ubuntu/dists/yakkety-updates/InRelease At least one invalid signature was encountered. W: Failed to fetch http://mirrors.kernel.org/ubuntu/dists/yakkety-security/InRelease At least one invalid signature was encountered. W: Failed to fetch http://mirrors.kernel.org/ubuntu/dists/yakkety-proposed/InRelease At least one invalid signature was encountered. W: Failed to fetch http://archive.canonical.com/ubuntu/dists/yakkety/InRelease At least one invalid signature was encountered. W: Failed to fetch http://mirrors.kernel.org/ubuntu/dists/zesty/InRelease At least one invalid signature was encountered. W: Failed to fetch http://mirrors.kernel.org/ubuntu/dists/zesty-updates/InRelease At least one invalid signature was encountered. W: Failed to fetch http://mirrors.kernel.org/ubuntu/dists/zesty-security/InRelease At least one invalid signature was encountered. W: Failed to fetch http://mirrors.kernel.org/ubuntu/dists/zesty-proposed/InRelease At least one invalid signature was encountered. W: Failed to fetch http://archive.canonical.com/ubuntu/dists/zesty/InRelease At least one invalid signature was encountered. W: Failed to fetch http://ftp.debian.org/debian/dists/unstable/InRelease At least one invalid signature was encountered. W: Failed to fetch http://ftp.debian.org/debian/dists/testing/InRelease At least one invalid signature was encountered. W: Failed to fetch http://ftp.debian.org/debian/dists/jessie-updates/InRelease At least one invalid signature was encountered. W: Failed to fetch http://security.debian.org/dists/jessie/updates/InRelease At least one invalid signature was encountered. W: Failed to fetch http://ftp.debian.org/debian/dists/wheezy-updates/InRelease At least one invalid signature was encountered. W: Failed to fetch http://security.debian.org/dists/wheezy/updates/InRelease At least one invalid signature was encountered. W: Failed to fetch http://mirrors.kernel.org/ubuntu/dists/precise/Release.gpg At least one invalid signature was encountered. W: Failed to fetch http://mirrors.kernel.org/ubuntu/dists/trusty/Release.gpg At least one invalid signature was encountered. W: Failed to fetch http://archive.canonical.com/ubuntu/dists/precise/Release.gpg At least one invalid signature was encountered. W: Failed to fetch http://archive.canonical.com/ubuntu/dists/trusty/Release.gpg At least one invalid signature was encountered. W: Failed to fetch http://ftp.debian.org/debian/dists/jessie/Release.gpg At least one invalid signature was encountered. W: Failed to fetch http://ftp.debian.org/debian/dists/wheezy/Release.gpg At least one invalid signature was encountered. W: Some index files failed to download. They have been ignored, or old ones used instead. Reading package lists... Done Building dependency tree Reading state information... Done Calculating upgrade... Done The following packages were automatically installed and are no longer required: linux-headers-4.4.0-21 linux-headers-4.4.0-21-generic linux-headers-4.4.0-22 linux-headers-4.4.0-22-generic linux-headers-4.4.0-24 linux-headers-4.4.0-24-generic linux-headers-4.4.0-28 linux-headers-4.4.0-28-generic linux-headers-4.4.0-31 linux-headers-4.4.0-31-generic linux-headers-4.4.0-34 linux-headers-4.4.0-34-generic linux-headers-4.4.0-36 linux-headers-4.4.0-36-generic linux-headers-4.4.0-38 linux-headers-4.4.0-38-generic linux-image-4.4.0-21-generic linux-image-4.4.0-22-generic linux-image-4.4.0-24-generic linux-image-4.4.0-28-generic linux-image-4.4.0-31-generic linux-image-4.4.0-34-generic linux-image-4.4.0-36-generic linux-image-4.4.0-38-generic Use 'sudo apt autoremove' to remove them. 0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded. I'll attach the full terminal log soon. Thanks ProblemType: Bug DistroRelease: Ubuntu 16.04 Package: apt 1.2.15 ProcVersionSignature: Ubuntu 4.4.0-45.66-generic 4.4.21 Uname: Linux 4.4.0-45-generic x86_64 NonfreeKernelModules: zfs zunicode zcommon znvpair zavl ApportVersion: 2.20.1-0ubuntu2.1 Architecture: amd64 CurrentDesktop: Unity Date: Wed Nov 16 12:29:54 2016 InstallationDate: Installed on 2012-10-18 (1490 days ago) InstallationMedia: Ubuntu 12.04.1 LTS "Precise Pangolin" - Release amd64 (20120823.1) SourcePackage: apt UpgradeStatus: Upgraded to xenial on 2016-04-30 (200 days ago) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/apt/+bug/1642386/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp