[INFO] fetching crate yet-another-hello-world 0.1.0...
[INFO] testing yet-another-hello-world-0.1.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate yet-another-hello-world 0.1.0 into /workspace/builds/worker-39/source
[INFO] validating manifest of crates.io crate yet-another-hello-world 0.1.0 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate yet-another-hello-world 0.1.0
[INFO] finished tweaking crates.io crate yet-another-hello-world 0.1.0
[INFO] tweaked toml for crates.io crate yet-another-hello-world 0.1.0 written to /workspace/builds/worker-39/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8e854e0156d8322854c1c4e9f3b229065ca4fb16539a84460c066ae33cdb879e
[INFO] running `Command { std: "docker" "start" "-a" "8e854e0156d8322854c1c4e9f3b229065ca4fb16539a84460c066ae33cdb879e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8e854e0156d8322854c1c4e9f3b229065ca4fb16539a84460c066ae33cdb879e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e854e0156d8322854c1c4e9f3b229065ca4fb16539a84460c066ae33cdb879e", kill_on_drop: false }`
[INFO] [stdout] 8e854e0156d8322854c1c4e9f3b229065ca4fb16539a84460c066ae33cdb879e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f41c8f17e24afda89646d27a52034f0a9209ac1d64a9a3e68bca70a9afc1e0eb
[INFO] running `Command { std: "docker" "start" "-a" "f41c8f17e24afda89646d27a52034f0a9209ac1d64a9a3e68bca70a9afc1e0eb", kill_on_drop: false }`
[INFO] [stderr]    Compiling yet-another-hello-world v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.04s
[INFO] running `Command { std: "docker" "inspect" "f41c8f17e24afda89646d27a52034f0a9209ac1d64a9a3e68bca70a9afc1e0eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f41c8f17e24afda89646d27a52034f0a9209ac1d64a9a3e68bca70a9afc1e0eb", kill_on_drop: false }`
[INFO] [stdout] f41c8f17e24afda89646d27a52034f0a9209ac1d64a9a3e68bca70a9afc1e0eb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2349f4513d63763dd978431fc0b59c5a53c506fdbd840d0165c2fd57a85df04b
[INFO] running `Command { std: "docker" "start" "-a" "2349f4513d63763dd978431fc0b59c5a53c506fdbd840d0165c2fd57a85df04b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling yet-another-hello-world v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.06s
[INFO] running `Command { std: "docker" "inspect" "2349f4513d63763dd978431fc0b59c5a53c506fdbd840d0165c2fd57a85df04b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2349f4513d63763dd978431fc0b59c5a53c506fdbd840d0165c2fd57a85df04b", kill_on_drop: false }`
[INFO] [stdout] 2349f4513d63763dd978431fc0b59c5a53c506fdbd840d0165c2fd57a85df04b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 116641340da3c832f37a8f0baf0544ced797bbe8a6733decbb78c82a8eec88d7
[INFO] running `Command { std: "docker" "start" "-a" "116641340da3c832f37a8f0baf0544ced797bbe8a6733decbb78c82a8eec88d7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/yet_another_hello_world-623bc724ec4e97f9)
[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" "116641340da3c832f37a8f0baf0544ced797bbe8a6733decbb78c82a8eec88d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "116641340da3c832f37a8f0baf0544ced797bbe8a6733decbb78c82a8eec88d7", kill_on_drop: false }`
[INFO] [stdout] 116641340da3c832f37a8f0baf0544ced797bbe8a6733decbb78c82a8eec88d7