[INFO] fetching crate choochoo 0.0.0...
[INFO] testing choochoo-0.0.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate choochoo 0.0.0 into /workspace/builds/worker-16/source
[INFO] validating manifest of crates.io crate choochoo 0.0.0 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate choochoo 0.0.0
[INFO] finished tweaking crates.io crate choochoo 0.0.0
[INFO] tweaked toml for crates.io crate choochoo 0.0.0 written to /workspace/builds/worker-16/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 316cd0dfb6e64d156242b8cbdb015545e5b7887ba83f62ce88ef1641244a0be4
[INFO] running `Command { std: "docker" "start" "-a" "316cd0dfb6e64d156242b8cbdb015545e5b7887ba83f62ce88ef1641244a0be4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "316cd0dfb6e64d156242b8cbdb015545e5b7887ba83f62ce88ef1641244a0be4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "316cd0dfb6e64d156242b8cbdb015545e5b7887ba83f62ce88ef1641244a0be4", kill_on_drop: false }`
[INFO] [stdout] 316cd0dfb6e64d156242b8cbdb015545e5b7887ba83f62ce88ef1641244a0be4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 15134fd3dd1d63ac0ea38aa6cb59d0d2456ceaeb2a25a7b7f75da1ac2b37b43e
[INFO] running `Command { std: "docker" "start" "-a" "15134fd3dd1d63ac0ea38aa6cb59d0d2456ceaeb2a25a7b7f75da1ac2b37b43e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling choochoo v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "15134fd3dd1d63ac0ea38aa6cb59d0d2456ceaeb2a25a7b7f75da1ac2b37b43e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15134fd3dd1d63ac0ea38aa6cb59d0d2456ceaeb2a25a7b7f75da1ac2b37b43e", kill_on_drop: false }`
[INFO] [stdout] 15134fd3dd1d63ac0ea38aa6cb59d0d2456ceaeb2a25a7b7f75da1ac2b37b43e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b2aaee1e7fd4a8e580dcae577fd97e4cb08af528d7d090f2bba02dce0f30f48c
[INFO] running `Command { std: "docker" "start" "-a" "b2aaee1e7fd4a8e580dcae577fd97e4cb08af528d7d090f2bba02dce0f30f48c", kill_on_drop: false }`
[INFO] [stderr]    Compiling choochoo v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.77s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/choochoo-e4856f9f741adf9c)
[INFO] running `Command { std: "docker" "inspect" "b2aaee1e7fd4a8e580dcae577fd97e4cb08af528d7d090f2bba02dce0f30f48c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2aaee1e7fd4a8e580dcae577fd97e4cb08af528d7d090f2bba02dce0f30f48c", kill_on_drop: false }`
[INFO] [stdout] b2aaee1e7fd4a8e580dcae577fd97e4cb08af528d7d090f2bba02dce0f30f48c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d9bf4746ddabe31c6f5f02d8d9de9c190c8e3a9f209208e287a76f387475e28d
[INFO] running `Command { std: "docker" "start" "-a" "d9bf4746ddabe31c6f5f02d8d9de9c190c8e3a9f209208e287a76f387475e28d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/choochoo-e4856f9f741adf9c)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test train::tests::reaches_empty_dest ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests choochoo
[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" "d9bf4746ddabe31c6f5f02d8d9de9c190c8e3a9f209208e287a76f387475e28d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9bf4746ddabe31c6f5f02d8d9de9c190c8e3a9f209208e287a76f387475e28d", kill_on_drop: false }`
[INFO] [stdout] d9bf4746ddabe31c6f5f02d8d9de9c190c8e3a9f209208e287a76f387475e28d