[INFO] cloning repository https://github.com/svenslaggare/docker-on-kvm [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/svenslaggare/docker-on-kvm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsvenslaggare%2Fdocker-on-kvm", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsvenslaggare%2Fdocker-on-kvm'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 66a90f7c92f93fc64b982fa0873c9019eb10d525 [INFO] testing svenslaggare/docker-on-kvm against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsvenslaggare%2Fdocker-on-kvm" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/svenslaggare/docker-on-kvm [INFO] finished tweaking git repo https://github.com/svenslaggare/docker-on-kvm [INFO] tweaked toml for git repo https://github.com/svenslaggare/docker-on-kvm written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/svenslaggare/docker-on-kvm on toolchain b83b707f97d809763b7861afa7638871f3339a33 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/svenslaggare/docker-on-kvm already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0774f8ce722bfab7229a34aeefe9b440cd6f18e927f503de5844af2e77408aef [INFO] running `Command { std: "docker" "start" "-a" "0774f8ce722bfab7229a34aeefe9b440cd6f18e927f503de5844af2e77408aef", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0774f8ce722bfab7229a34aeefe9b440cd6f18e927f503de5844af2e77408aef", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0774f8ce722bfab7229a34aeefe9b440cd6f18e927f503de5844af2e77408aef", kill_on_drop: false }` [INFO] [stdout] 0774f8ce722bfab7229a34aeefe9b440cd6f18e927f503de5844af2e77408aef [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 95d99d7a8e7f55dee9dccc5a390e22864810d65c8c4a60590fb849536fe183cd [INFO] running `Command { std: "docker" "start" "-a" "95d99d7a8e7f55dee9dccc5a390e22864810d65c8c4a60590fb849536fe183cd", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.81 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Compiling ppv-lite86 v0.2.10 [INFO] [stderr] Compiling getrandom v0.2.0 [INFO] [stderr] Compiling syn v1.0.57 [INFO] [stderr] Compiling unicode-segmentation v1.7.1 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling vec_map v0.8.2 [INFO] [stderr] Compiling quote v1.0.8 [INFO] [stderr] Compiling regex v1.4.2 [INFO] [stderr] Compiling heck v0.3.2 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling virt v0.2.11 [INFO] [stderr] Compiling clap v2.33.3 [INFO] [stderr] Compiling rand_core v0.6.0 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling rand_chacha v0.3.0 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling rand v0.8.0 [INFO] [stderr] Compiling uuid v0.8.1 [INFO] [stderr] Compiling structopt-derive v0.4.14 [INFO] [stderr] Compiling structopt v0.3.21 [INFO] [stderr] Compiling docker-on-kvm v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/docker_image.rs:8:8 [INFO] [stdout] | [INFO] [stdout] 8 | IO(std::io::Error), [INFO] [stdout] | -- ^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `DockerImageError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 8 - IO(std::io::Error), [INFO] [stdout] 8 + IO(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/docker_image.rs:11:21 [INFO] [stdout] | [INFO] [stdout] 11 | FailedToExtract(String), [INFO] [stdout] | --------------- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `DockerImageError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 11 - FailedToExtract(String), [INFO] [stdout] 11 + FailedToExtract(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: linking with `cc` failed: exit status: 1 [INFO] [stdout] | [INFO] [stdout] = note: "cc" "-m64" "/tmp/rustcW4Ik5Z/symbols.o" "<9 object files omitted>" "-Wl,--as-needed" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/{libuuid-f67450293314e64d,librand-93f0d8829c10b833,librand_chacha-72c020a2e9924ec0,librand_core-260e0aeb2d721a22,libgetrandom-6d7a4ca564534bdf,libcfg_if-33ef6c02a07f9fec,libregex-4679301d5cd4b04b,libthread_local-2f3b94ab5dd251fa,libregex_syntax-5db503e23b30b506,libaho_corasick-cf5e22270982858b,libmemchr-772309e9079a5fe8,librand-f47177c885e75923,librand_chacha-357c29eeedcfb518,libppv_lite86-88ed22677a4c0286,librand_core-f5b2d26dbbcf658a,libgetrandom-4eb0dde4ae481225,libcfg_if-7e9efee4241be1ca,libvirt-27fea23678b5a355,libstructopt-74948a6df8280d91,liblazy_static-2bb390fee0230a38,libclap-968cd81795501057,libvec_map-ecbce826993378bd,libtextwrap-3db3c65cc235fb8e,libunicode_width-8f833626c49fb0ed,libstrsim-1c33ff29e0d45111,libbitflags-0629d6d36c0d1ed3,libatty-ecf8f1c2b4bb80cf,liblibc-dd22a5f031239edb,libansi_term-dc29728339138c52}.rlib" "/lib/rustlib/x86_64-unknown-linux-gnu/lib/{libstd-*,libpanic_unwind-*,libobject-*,libmemchr-*,libaddr2line-*,libgimli-*,libcfg_if-*,librustc_demangle-*,libstd_detect-*,libhashbrown-*,librustc_std_workspace_alloc-*,libminiz_oxide-*,libadler2-*,libunwind-*,liblibc-*,librustc_std_workspace_core-*,liballoc-*,libcore-*,libcompiler_builtins-*}.rlib" "-Wl,-Bdynamic" "-lvirt" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-L" "/tmp/rustcW4Ik5Z/raw-dylibs" "-B/lib/rustlib/x86_64-unknown-linux-gnu/bin/gcc-ld" "-fuse-ld=lld" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/docker_on_kvm-887f9d101e6f29d9" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs" [INFO] [stdout] = note: some arguments are omitted. use `--verbose` to show all linker arguments [INFO] [stdout] = note: rust-lld: error: unable to find library -lvirt [INFO] [stdout] collect2: error: ld returned 1 exit status [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `docker-on-kvm` (bin "docker-on-kvm") due to 1 previous error; 2 warnings emitted [INFO] running `Command { std: "docker" "inspect" "95d99d7a8e7f55dee9dccc5a390e22864810d65c8c4a60590fb849536fe183cd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "95d99d7a8e7f55dee9dccc5a390e22864810d65c8c4a60590fb849536fe183cd", kill_on_drop: false }` [INFO] [stdout] 95d99d7a8e7f55dee9dccc5a390e22864810d65c8c4a60590fb849536fe183cd