[INFO] fetching crate b0wl 0.0.0...
[INFO] testing b0wl-0.0.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate b0wl 0.0.0 into /workspace/builds/worker-109/source
[INFO] validating manifest of crates.io crate b0wl 0.0.0 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 b0wl 0.0.0
[INFO] finished tweaking crates.io crate b0wl 0.0.0
[INFO] tweaked toml for crates.io crate b0wl 0.0.0 written to /workspace/builds/worker-109/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/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] 7c1ef92f759ea027163b5c57d5003eee6877f32149bd3002a8854dab9f2a7dda
[INFO] running `Command { std: "docker" "start" "-a" "7c1ef92f759ea027163b5c57d5003eee6877f32149bd3002a8854dab9f2a7dda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7c1ef92f759ea027163b5c57d5003eee6877f32149bd3002a8854dab9f2a7dda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c1ef92f759ea027163b5c57d5003eee6877f32149bd3002a8854dab9f2a7dda", kill_on_drop: false }`
[INFO] [stdout] 7c1ef92f759ea027163b5c57d5003eee6877f32149bd3002a8854dab9f2a7dda
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/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] 447818d0bd0caaeebd3c57e17889fe81d771eddf67c741759f79bc337472977d
[INFO] running `Command { std: "docker" "start" "-a" "447818d0bd0caaeebd3c57e17889fe81d771eddf67c741759f79bc337472977d", kill_on_drop: false }`
[INFO] [stderr]    Compiling b0wl v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "447818d0bd0caaeebd3c57e17889fe81d771eddf67c741759f79bc337472977d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "447818d0bd0caaeebd3c57e17889fe81d771eddf67c741759f79bc337472977d", kill_on_drop: false }`
[INFO] [stdout] 447818d0bd0caaeebd3c57e17889fe81d771eddf67c741759f79bc337472977d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/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] 1effd8f62078fa78ad55bf24a1a7e23bcad5f5aacd0cc3562f28d9e1c7ebc4f7
[INFO] running `Command { std: "docker" "start" "-a" "1effd8f62078fa78ad55bf24a1a7e23bcad5f5aacd0cc3562f28d9e1c7ebc4f7", kill_on_drop: false }`
[INFO] [stderr]    Compiling b0wl v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `Command { std: "docker" "inspect" "1effd8f62078fa78ad55bf24a1a7e23bcad5f5aacd0cc3562f28d9e1c7ebc4f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1effd8f62078fa78ad55bf24a1a7e23bcad5f5aacd0cc3562f28d9e1c7ebc4f7", kill_on_drop: false }`
[INFO] [stdout] 1effd8f62078fa78ad55bf24a1a7e23bcad5f5aacd0cc3562f28d9e1c7ebc4f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/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] a9efd7504e155b7217c208bf692a3336bcbdbe1df227d86b86ed7e38adf19d59
[INFO] running `Command { std: "docker" "start" "-a" "a9efd7504e155b7217c208bf692a3336bcbdbe1df227d86b86ed7e38adf19d59", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.57s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/b0wl-98fb1c5cf38f8b6b)
[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 b0wl
[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" "a9efd7504e155b7217c208bf692a3336bcbdbe1df227d86b86ed7e38adf19d59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9efd7504e155b7217c208bf692a3336bcbdbe1df227d86b86ed7e38adf19d59", kill_on_drop: false }`
[INFO] [stdout] a9efd7504e155b7217c208bf692a3336bcbdbe1df227d86b86ed7e38adf19d59