[INFO] fetching crate interfacer 0.0.2...
[INFO] testing interfacer-0.0.2 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate interfacer 0.0.2 into /workspace/builds/worker-17/source
[INFO] validating manifest of crates.io crate interfacer 0.0.2 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 interfacer 0.0.2
[INFO] finished tweaking crates.io crate interfacer 0.0.2
[INFO] tweaked toml for crates.io crate interfacer 0.0.2 written to /workspace/builds/worker-17/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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] a75e25e9491b20181c8f7b267aa84e9c13c6d830e9274defadf2ce81ec6c4ef1
[INFO] running `Command { std: "docker" "start" "-a" "a75e25e9491b20181c8f7b267aa84e9c13c6d830e9274defadf2ce81ec6c4ef1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a75e25e9491b20181c8f7b267aa84e9c13c6d830e9274defadf2ce81ec6c4ef1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a75e25e9491b20181c8f7b267aa84e9c13c6d830e9274defadf2ce81ec6c4ef1", kill_on_drop: false }`
[INFO] [stdout] a75e25e9491b20181c8f7b267aa84e9c13c6d830e9274defadf2ce81ec6c4ef1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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] 3f14674cca1ff5c2e16ffaada9d884c4e8808b50a31125e10ae0d285be8d0aa7
[INFO] running `Command { std: "docker" "start" "-a" "3f14674cca1ff5c2e16ffaada9d884c4e8808b50a31125e10ae0d285be8d0aa7", kill_on_drop: false }`
[INFO] [stderr]    Compiling interfacer v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "3f14674cca1ff5c2e16ffaada9d884c4e8808b50a31125e10ae0d285be8d0aa7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f14674cca1ff5c2e16ffaada9d884c4e8808b50a31125e10ae0d285be8d0aa7", kill_on_drop: false }`
[INFO] [stdout] 3f14674cca1ff5c2e16ffaada9d884c4e8808b50a31125e10ae0d285be8d0aa7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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] eee18f0159baf279d775dea0cc71689c73d6e91deec858e6d7a50ed09c81d942
[INFO] running `Command { std: "docker" "start" "-a" "eee18f0159baf279d775dea0cc71689c73d6e91deec858e6d7a50ed09c81d942", kill_on_drop: false }`
[INFO] [stderr]    Compiling interfacer v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `Command { std: "docker" "inspect" "eee18f0159baf279d775dea0cc71689c73d6e91deec858e6d7a50ed09c81d942", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eee18f0159baf279d775dea0cc71689c73d6e91deec858e6d7a50ed09c81d942", kill_on_drop: false }`
[INFO] [stdout] eee18f0159baf279d775dea0cc71689c73d6e91deec858e6d7a50ed09c81d942
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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] 5bdb6c59fc30cf4623f106c397c9e66d9bdb1f41659cb5d7a0a7b9f857803e58
[INFO] running `Command { std: "docker" "start" "-a" "5bdb6c59fc30cf4623f106c397c9e66d9bdb1f41659cb5d7a0a7b9f857803e58", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/interfacer-a0f8e9cdf780d1d6)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... 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 interfacer
[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" "5bdb6c59fc30cf4623f106c397c9e66d9bdb1f41659cb5d7a0a7b9f857803e58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5bdb6c59fc30cf4623f106c397c9e66d9bdb1f41659cb5d7a0a7b9f857803e58", kill_on_drop: false }`
[INFO] [stdout] 5bdb6c59fc30cf4623f106c397c9e66d9bdb1f41659cb5d7a0a7b9f857803e58