[INFO] fetching crate forest_hash_utils 0.1.0...
[INFO] testing forest_hash_utils-0.1.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate forest_hash_utils 0.1.0 into /workspace/builds/worker-73/source
[INFO] validating manifest of crates.io crate forest_hash_utils 0.1.0 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 forest_hash_utils 0.1.0
[INFO] finished tweaking crates.io crate forest_hash_utils 0.1.0
[INFO] tweaked toml for crates.io crate forest_hash_utils 0.1.0 written to /workspace/builds/worker-73/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-73/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/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] 5a266e86e264090017f869b88d8e619bc676e635d8f09e324fe64dad919edc78
[INFO] running `Command { std: "docker" "start" "-a" "5a266e86e264090017f869b88d8e619bc676e635d8f09e324fe64dad919edc78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5a266e86e264090017f869b88d8e619bc676e635d8f09e324fe64dad919edc78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a266e86e264090017f869b88d8e619bc676e635d8f09e324fe64dad919edc78", kill_on_drop: false }`
[INFO] [stdout] 5a266e86e264090017f869b88d8e619bc676e635d8f09e324fe64dad919edc78
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/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] 0099491a891f1609de3efa087783b48594cc85c0ce4ef27bc56f00cf2be460d0
[INFO] running `Command { std: "docker" "start" "-a" "0099491a891f1609de3efa087783b48594cc85c0ce4ef27bc56f00cf2be460d0", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling cs_serde_bytes v0.12.0
[INFO] [stderr]    Compiling forest_hash_utils v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.07s
[INFO] running `Command { std: "docker" "inspect" "0099491a891f1609de3efa087783b48594cc85c0ce4ef27bc56f00cf2be460d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0099491a891f1609de3efa087783b48594cc85c0ce4ef27bc56f00cf2be460d0", kill_on_drop: false }`
[INFO] [stdout] 0099491a891f1609de3efa087783b48594cc85c0ce4ef27bc56f00cf2be460d0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/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] 4b8de43a345b7b73354dc4948399a9e4e0a6ba5a2520fee6c2e7da2cf700ddf3
[INFO] running `Command { std: "docker" "start" "-a" "4b8de43a345b7b73354dc4948399a9e4e0a6ba5a2520fee6c2e7da2cf700ddf3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling forest_hash_utils v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.35s
[INFO] running `Command { std: "docker" "inspect" "4b8de43a345b7b73354dc4948399a9e4e0a6ba5a2520fee6c2e7da2cf700ddf3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b8de43a345b7b73354dc4948399a9e4e0a6ba5a2520fee6c2e7da2cf700ddf3", kill_on_drop: false }`
[INFO] [stdout] 4b8de43a345b7b73354dc4948399a9e4e0a6ba5a2520fee6c2e7da2cf700ddf3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/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] eb8bc9541156f8b9fc4f47c40b27e4505f28343ce4a273917e003f4e2d4e12b1
[INFO] running `Command { std: "docker" "start" "-a" "eb8bc9541156f8b9fc4f47c40b27e4505f28343ce4a273917e003f4e2d4e12b1", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/forest_hash_utils-fc5db2f43c739943)
[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 forest_hash_utils
[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" "eb8bc9541156f8b9fc4f47c40b27e4505f28343ce4a273917e003f4e2d4e12b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb8bc9541156f8b9fc4f47c40b27e4505f28343ce4a273917e003f4e2d4e12b1", kill_on_drop: false }`
[INFO] [stdout] eb8bc9541156f8b9fc4f47c40b27e4505f28343ce4a273917e003f4e2d4e12b1