[INFO] fetching crate digest 0.10.0-pre.3...
[INFO] testing digest-0.10.0-pre.3 against 1.55.0 for beta-1.56-1
[INFO] extracting crate digest 0.10.0-pre.3 into /workspace/builds/worker-27/source
[INFO] validating manifest of crates.io crate digest 0.10.0-pre.3 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 digest 0.10.0-pre.3
[INFO] finished tweaking crates.io crate digest 0.10.0-pre.3
[INFO] tweaked toml for crates.io crate digest 0.10.0-pre.3 written to /workspace/builds/worker-27/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] [stderr]     Blocking waiting for file lock on package cache
[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-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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] b9e1681f3b3fd15631a58168efe9f6b6d2e7c613e2eb0549825a800e86e09d05
[INFO] running `Command { std: "docker" "start" "-a" "b9e1681f3b3fd15631a58168efe9f6b6d2e7c613e2eb0549825a800e86e09d05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b9e1681f3b3fd15631a58168efe9f6b6d2e7c613e2eb0549825a800e86e09d05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9e1681f3b3fd15631a58168efe9f6b6d2e7c613e2eb0549825a800e86e09d05", kill_on_drop: false }`
[INFO] [stdout] b9e1681f3b3fd15631a58168efe9f6b6d2e7c613e2eb0549825a800e86e09d05
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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] d343b80bcbe7f1a3678698349a843135d4151ba39fc4f224b6485f510168ae42
[INFO] running `Command { std: "docker" "start" "-a" "d343b80bcbe7f1a3678698349a843135d4151ba39fc4f224b6485f510168ae42", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling typenum v1.14.0
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling digest v0.10.0-pre.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.85s
[INFO] running `Command { std: "docker" "inspect" "d343b80bcbe7f1a3678698349a843135d4151ba39fc4f224b6485f510168ae42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d343b80bcbe7f1a3678698349a843135d4151ba39fc4f224b6485f510168ae42", kill_on_drop: false }`
[INFO] [stdout] d343b80bcbe7f1a3678698349a843135d4151ba39fc4f224b6485f510168ae42
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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] 4686226532ee2d1df6c11cbc8f2b5ffd08ec5e3fd096eed825182e05010d2bc1
[INFO] running `Command { std: "docker" "start" "-a" "4686226532ee2d1df6c11cbc8f2b5ffd08ec5e3fd096eed825182e05010d2bc1", kill_on_drop: false }`
[INFO] [stderr]    Compiling digest v0.10.0-pre.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "4686226532ee2d1df6c11cbc8f2b5ffd08ec5e3fd096eed825182e05010d2bc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4686226532ee2d1df6c11cbc8f2b5ffd08ec5e3fd096eed825182e05010d2bc1", kill_on_drop: false }`
[INFO] [stdout] 4686226532ee2d1df6c11cbc8f2b5ffd08ec5e3fd096eed825182e05010d2bc1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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] 342b9aba685b32b3fe15ab1902c06b3cd2b0f1bdc8ae0d67acffda25286de3ae
[INFO] running `Command { std: "docker" "start" "-a" "342b9aba685b32b3fe15ab1902c06b3cd2b0f1bdc8ae0d67acffda25286de3ae", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/digest-8de4f5a5e674a1de)
[INFO] [stderr]    Doc-tests digest
[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] [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" "342b9aba685b32b3fe15ab1902c06b3cd2b0f1bdc8ae0d67acffda25286de3ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "342b9aba685b32b3fe15ab1902c06b3cd2b0f1bdc8ae0d67acffda25286de3ae", kill_on_drop: false }`
[INFO] [stdout] 342b9aba685b32b3fe15ab1902c06b3cd2b0f1bdc8ae0d67acffda25286de3ae