[INFO] fetching crate doc 0.0.0...
[INFO] testing doc-0.0.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate doc 0.0.0 into /workspace/builds/worker-34/source
[INFO] validating manifest of crates.io crate doc 0.0.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate doc 0.0.0
[INFO] finished tweaking crates.io crate doc 0.0.0
[INFO] tweaked toml for crates.io crate doc 0.0.0 written to /workspace/builds/worker-34/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-2021-09-08" "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-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 55cd02c5405bfd1e4d56af45de9d1c9dd6de295b71a422a897a6faa6c5a26ea1
[INFO] running `Command { std: "docker" "start" "-a" "55cd02c5405bfd1e4d56af45de9d1c9dd6de295b71a422a897a6faa6c5a26ea1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "55cd02c5405bfd1e4d56af45de9d1c9dd6de295b71a422a897a6faa6c5a26ea1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55cd02c5405bfd1e4d56af45de9d1c9dd6de295b71a422a897a6faa6c5a26ea1", kill_on_drop: false }`
[INFO] [stdout] 55cd02c5405bfd1e4d56af45de9d1c9dd6de295b71a422a897a6faa6c5a26ea1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bedac585e06db4e89390822ac658bc8e9dc7bc71b6cc0c9400638ee95e09fd18
[INFO] running `Command { std: "docker" "start" "-a" "bedac585e06db4e89390822ac658bc8e9dc7bc71b6cc0c9400638ee95e09fd18", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling doc v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `Command { std: "docker" "inspect" "bedac585e06db4e89390822ac658bc8e9dc7bc71b6cc0c9400638ee95e09fd18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bedac585e06db4e89390822ac658bc8e9dc7bc71b6cc0c9400638ee95e09fd18", kill_on_drop: false }`
[INFO] [stdout] bedac585e06db4e89390822ac658bc8e9dc7bc71b6cc0c9400638ee95e09fd18
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5243f408542d9f1c77262e33e92e2d2bb3c3d4a11cc9bb23ce1c71964a227117
[INFO] running `Command { std: "docker" "start" "-a" "5243f408542d9f1c77262e33e92e2d2bb3c3d4a11cc9bb23ce1c71964a227117", kill_on_drop: false }`
[INFO] [stderr]    Compiling doc v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `Command { std: "docker" "inspect" "5243f408542d9f1c77262e33e92e2d2bb3c3d4a11cc9bb23ce1c71964a227117", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5243f408542d9f1c77262e33e92e2d2bb3c3d4a11cc9bb23ce1c71964a227117", kill_on_drop: false }`
[INFO] [stdout] 5243f408542d9f1c77262e33e92e2d2bb3c3d4a11cc9bb23ce1c71964a227117
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2bcac1579fabfa495806ac530ab2cdea4ff7a33f703102143cae0a117ddf9948
[INFO] running `Command { std: "docker" "start" "-a" "2bcac1579fabfa495806ac530ab2cdea4ff7a33f703102143cae0a117ddf9948", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/doc-3fddd9685ec45291)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests doc
[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] [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" "2bcac1579fabfa495806ac530ab2cdea4ff7a33f703102143cae0a117ddf9948", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2bcac1579fabfa495806ac530ab2cdea4ff7a33f703102143cae0a117ddf9948", kill_on_drop: false }`
[INFO] [stdout] 2bcac1579fabfa495806ac530ab2cdea4ff7a33f703102143cae0a117ddf9948