[INFO] fetching crate whiteout 1.0.1...
[INFO] testing whiteout-1.0.1 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate whiteout 1.0.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate whiteout 1.0.1 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 whiteout 1.0.1
[INFO] finished tweaking crates.io crate whiteout 1.0.1
[INFO] tweaked toml for crates.io crate whiteout 1.0.1 written to /workspace/builds/worker-7/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] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] b8201fa87eb8bc300c0139f5c31bf6f3545ed82c92f2bd641748f4565c4c6b2b
[INFO] running `Command { std: "docker" "start" "-a" "b8201fa87eb8bc300c0139f5c31bf6f3545ed82c92f2bd641748f4565c4c6b2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b8201fa87eb8bc300c0139f5c31bf6f3545ed82c92f2bd641748f4565c4c6b2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8201fa87eb8bc300c0139f5c31bf6f3545ed82c92f2bd641748f4565c4c6b2b", kill_on_drop: false }`
[INFO] [stdout] b8201fa87eb8bc300c0139f5c31bf6f3545ed82c92f2bd641748f4565c4c6b2b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] c8747ea86a9f11f48c2917cf16882bbc5c16d5b05d775457ec3141091b964e43
[INFO] running `Command { std: "docker" "start" "-a" "c8747ea86a9f11f48c2917cf16882bbc5c16d5b05d775457ec3141091b964e43", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling whiteout v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.13s
[INFO] running `Command { std: "docker" "inspect" "c8747ea86a9f11f48c2917cf16882bbc5c16d5b05d775457ec3141091b964e43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8747ea86a9f11f48c2917cf16882bbc5c16d5b05d775457ec3141091b964e43", kill_on_drop: false }`
[INFO] [stdout] c8747ea86a9f11f48c2917cf16882bbc5c16d5b05d775457ec3141091b964e43
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 822b251ea838e396a475b198568568c8816127a41cc6eeb62bc1d3fab9bb0b21
[INFO] running `Command { std: "docker" "start" "-a" "822b251ea838e396a475b198568568c8816127a41cc6eeb62bc1d3fab9bb0b21", kill_on_drop: false }`
[INFO] [stderr]    Compiling whiteout v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "822b251ea838e396a475b198568568c8816127a41cc6eeb62bc1d3fab9bb0b21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "822b251ea838e396a475b198568568c8816127a41cc6eeb62bc1d3fab9bb0b21", kill_on_drop: false }`
[INFO] [stdout] 822b251ea838e396a475b198568568c8816127a41cc6eeb62bc1d3fab9bb0b21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 2bcc671aae6035e606c8c44823f8bd22dbba7132fb32ed599357aa07e1073810
[INFO] running `Command { std: "docker" "start" "-a" "2bcc671aae6035e606c8c44823f8bd22dbba7132fb32ed599357aa07e1073810", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/whiteout-c0e4d568cf49ca86)
[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]    Doc-tests whiteout
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - erase (line 118) ... ok
[INFO] [stdout] test src/lib.rs - (line 26) ... ok
[INFO] [stdout] test src/lib.rs - eraser (line 65) ... ok
[INFO] [stdout] test src/lib.rs - (line 9) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.41s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2bcc671aae6035e606c8c44823f8bd22dbba7132fb32ed599357aa07e1073810", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2bcc671aae6035e606c8c44823f8bd22dbba7132fb32ed599357aa07e1073810", kill_on_drop: false }`
[INFO] [stdout] 2bcc671aae6035e606c8c44823f8bd22dbba7132fb32ed599357aa07e1073810