[INFO] fetching crate ubuntu-version 0.2.4...
[INFO] testing ubuntu-version-0.2.4 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate ubuntu-version 0.2.4 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate ubuntu-version 0.2.4 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ubuntu-version 0.2.4
[INFO] finished tweaking crates.io crate ubuntu-version 0.2.4
[INFO] tweaked toml for crates.io crate ubuntu-version 0.2.4 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate ubuntu-version 0.2.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5e3f21f26322a910de2172c8b4caebdd4a872a169b3d37bd53c442fd64003a4e
[INFO] running `Command { std: "docker" "start" "-a" "5e3f21f26322a910de2172c8b4caebdd4a872a169b3d37bd53c442fd64003a4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5e3f21f26322a910de2172c8b4caebdd4a872a169b3d37bd53c442fd64003a4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e3f21f26322a910de2172c8b4caebdd4a872a169b3d37bd53c442fd64003a4e", kill_on_drop: false }`
[INFO] [stdout] 5e3f21f26322a910de2172c8b4caebdd4a872a169b3d37bd53c442fd64003a4e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ad0adbf26694ffa3d91e55ee1882ee858314646ee6128e888b8cbc72984c11f4
[INFO] running `Command { std: "docker" "start" "-a" "ad0adbf26694ffa3d91e55ee1882ee858314646ee6128e888b8cbc72984c11f4", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling os-release v0.1.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling thiserror-impl v1.0.25
[INFO] [stderr]    Compiling thiserror v1.0.25
[INFO] [stderr]    Compiling ubuntu-version v0.2.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.23s
[INFO] running `Command { std: "docker" "inspect" "ad0adbf26694ffa3d91e55ee1882ee858314646ee6128e888b8cbc72984c11f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad0adbf26694ffa3d91e55ee1882ee858314646ee6128e888b8cbc72984c11f4", kill_on_drop: false }`
[INFO] [stdout] ad0adbf26694ffa3d91e55ee1882ee858314646ee6128e888b8cbc72984c11f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 441ed9e7e56e858390f5e5e6dde2bd90149de94fe642f85fc1da32d2deeb761c
[INFO] running `Command { std: "docker" "start" "-a" "441ed9e7e56e858390f5e5e6dde2bd90149de94fe642f85fc1da32d2deeb761c", kill_on_drop: false }`
[INFO] [stderr]    Compiling ubuntu-version v0.2.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "441ed9e7e56e858390f5e5e6dde2bd90149de94fe642f85fc1da32d2deeb761c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "441ed9e7e56e858390f5e5e6dde2bd90149de94fe642f85fc1da32d2deeb761c", kill_on_drop: false }`
[INFO] [stdout] 441ed9e7e56e858390f5e5e6dde2bd90149de94fe642f85fc1da32d2deeb761c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5908f2ffc9636fe56aa3595e959d01be7c9af0fe1364d2bdb0af038195cd8bd7
[INFO] running `Command { std: "docker" "start" "-a" "5908f2ffc9636fe56aa3595e959d01be7c9af0fe1364d2bdb0af038195cd8bd7", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ubuntu_version-6b277d70e1274c07)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test version::tests::lts_parse ... ok
[INFO] [stdout] test version::tests::lts_next ... ok
[INFO] [stdout] test version::tests::lts_check ... ok
[INFO] [stdout] test version::tests::months_since_release ... ok
[INFO] [stdout] test version::tests::non_lts_next ... ok
[INFO] [stdout] test version::tests::non_lts_parse ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ubuntu-version
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5908f2ffc9636fe56aa3595e959d01be7c9af0fe1364d2bdb0af038195cd8bd7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5908f2ffc9636fe56aa3595e959d01be7c9af0fe1364d2bdb0af038195cd8bd7", kill_on_drop: false }`
[INFO] [stdout] 5908f2ffc9636fe56aa3595e959d01be7c9af0fe1364d2bdb0af038195cd8bd7