[INFO] fetching crate hello-world-polish 0.1.0...
[INFO] testing hello-world-polish-0.1.0 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] extracting crate hello-world-polish 0.1.0 into /workspace/builds/worker-108/source
[INFO] validating manifest of crates.io crate hello-world-polish 0.1.0 on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hello-world-polish 0.1.0
[INFO] finished tweaking crates.io crate hello-world-polish 0.1.0
[INFO] tweaked toml for crates.io crate hello-world-polish 0.1.0 written to /workspace/builds/worker-108/source/Cargo.toml
[INFO] crate crates.io crate hello-world-polish 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 60ef616ec88bacd4ef48cb5cf3badb7757984eb4b78b2711be4e5d1a2862aa32
[INFO] running `Command { std: "docker" "start" "-a" "60ef616ec88bacd4ef48cb5cf3badb7757984eb4b78b2711be4e5d1a2862aa32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "60ef616ec88bacd4ef48cb5cf3badb7757984eb4b78b2711be4e5d1a2862aa32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60ef616ec88bacd4ef48cb5cf3badb7757984eb4b78b2711be4e5d1a2862aa32", kill_on_drop: false }`
[INFO] [stdout] 60ef616ec88bacd4ef48cb5cf3badb7757984eb4b78b2711be4e5d1a2862aa32
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2aaa2a1d16d1ab89208770947b7671701d73d9463086908ad68236034291e53f
[INFO] running `Command { std: "docker" "start" "-a" "2aaa2a1d16d1ab89208770947b7671701d73d9463086908ad68236034291e53f", kill_on_drop: false }`
[INFO] [stderr]    Compiling hello-world-polish v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "2aaa2a1d16d1ab89208770947b7671701d73d9463086908ad68236034291e53f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2aaa2a1d16d1ab89208770947b7671701d73d9463086908ad68236034291e53f", kill_on_drop: false }`
[INFO] [stdout] 2aaa2a1d16d1ab89208770947b7671701d73d9463086908ad68236034291e53f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 58416a2bff6b414e27a87fd0c47173d4fe0193a19db6f314b16091ee168679ee
[INFO] running `Command { std: "docker" "start" "-a" "58416a2bff6b414e27a87fd0c47173d4fe0193a19db6f314b16091ee168679ee", kill_on_drop: false }`
[INFO] [stderr]    Compiling hello-world-polish v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `Command { std: "docker" "inspect" "58416a2bff6b414e27a87fd0c47173d4fe0193a19db6f314b16091ee168679ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58416a2bff6b414e27a87fd0c47173d4fe0193a19db6f314b16091ee168679ee", kill_on_drop: false }`
[INFO] [stdout] 58416a2bff6b414e27a87fd0c47173d4fe0193a19db6f314b16091ee168679ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 681e6bcfa25d91cf9b2f3f1620c7aa3741e82c81889c0594382a3cd434ba98b9
[INFO] running `Command { std: "docker" "start" "-a" "681e6bcfa25d91cf9b2f3f1620c7aa3741e82c81889c0594382a3cd434ba98b9", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/hello_world_polish-d7ee9a9fdb505f51)
[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] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/hello_world_polish-b2af68aeb477c811)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests hello-world-polish
[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] [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" "681e6bcfa25d91cf9b2f3f1620c7aa3741e82c81889c0594382a3cd434ba98b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "681e6bcfa25d91cf9b2f3f1620c7aa3741e82c81889c0594382a3cd434ba98b9", kill_on_drop: false }`
[INFO] [stdout] 681e6bcfa25d91cf9b2f3f1620c7aa3741e82c81889c0594382a3cd434ba98b9