[INFO] fetching crate alias 0.1.0...
[INFO] testing alias-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate alias 0.1.0 into /workspace/builds/worker-117/source
[INFO] validating manifest of crates.io crate alias 0.1.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate alias 0.1.0
[INFO] finished tweaking crates.io crate alias 0.1.0
[INFO] tweaked toml for crates.io crate alias 0.1.0 written to /workspace/builds/worker-117/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 66eb59108e3322137e14b55dac665da224569cfc35e37dd045ad38e913ef16bf
[INFO] running `Command { std: "docker" "start" "-a" "66eb59108e3322137e14b55dac665da224569cfc35e37dd045ad38e913ef16bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "66eb59108e3322137e14b55dac665da224569cfc35e37dd045ad38e913ef16bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66eb59108e3322137e14b55dac665da224569cfc35e37dd045ad38e913ef16bf", kill_on_drop: false }`
[INFO] [stdout] 66eb59108e3322137e14b55dac665da224569cfc35e37dd045ad38e913ef16bf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dc6547489e6318d6f9a86caf2db8f5083a2c0dfe1a0e5f1d76aec219e7a5d1ed
[INFO] running `Command { std: "docker" "start" "-a" "dc6547489e6318d6f9a86caf2db8f5083a2c0dfe1a0e5f1d76aec219e7a5d1ed", kill_on_drop: false }`
[INFO] [stderr]    Compiling alias v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "dc6547489e6318d6f9a86caf2db8f5083a2c0dfe1a0e5f1d76aec219e7a5d1ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc6547489e6318d6f9a86caf2db8f5083a2c0dfe1a0e5f1d76aec219e7a5d1ed", kill_on_drop: false }`
[INFO] [stdout] dc6547489e6318d6f9a86caf2db8f5083a2c0dfe1a0e5f1d76aec219e7a5d1ed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6d2659f310d722de3ff08369b8d8f51ec7fc67e618cef6c59d01ba7315fa592c
[INFO] running `Command { std: "docker" "start" "-a" "6d2659f310d722de3ff08369b8d8f51ec7fc67e618cef6c59d01ba7315fa592c", kill_on_drop: false }`
[INFO] [stderr]    Compiling alias v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "6d2659f310d722de3ff08369b8d8f51ec7fc67e618cef6c59d01ba7315fa592c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d2659f310d722de3ff08369b8d8f51ec7fc67e618cef6c59d01ba7315fa592c", kill_on_drop: false }`
[INFO] [stdout] 6d2659f310d722de3ff08369b8d8f51ec7fc67e618cef6c59d01ba7315fa592c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b833b6ab3e68e26f95b6ce12f976c1021752575376fde95313be84b1230642a7
[INFO] running `Command { std: "docker" "start" "-a" "b833b6ab3e68e26f95b6ce12f976c1021752575376fde95313be84b1230642a7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.29s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/alias-638559f689e7a538)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::smoke_one ... ok
[INFO] [stdout] test tests::smoke_slice ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests alias
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - slice (line 102) ... ok
[INFO] [stdout] test src/lib.rs - one (line 82) ... ok
[INFO] [stdout] test src/lib.rs - (line 8) ... ok
[INFO] [stdout] test src/lib.rs - (line 20) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.43s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b833b6ab3e68e26f95b6ce12f976c1021752575376fde95313be84b1230642a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b833b6ab3e68e26f95b6ce12f976c1021752575376fde95313be84b1230642a7", kill_on_drop: false }`
[INFO] [stdout] b833b6ab3e68e26f95b6ce12f976c1021752575376fde95313be84b1230642a7