[INFO] fetching crate dune-rs 0.0.0...
[INFO] testing dune-rs-0.0.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate dune-rs 0.0.0 into /workspace/builds/worker-55/source
[INFO] validating manifest of crates.io crate dune-rs 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 dune-rs 0.0.0
[INFO] finished tweaking crates.io crate dune-rs 0.0.0
[INFO] tweaked toml for crates.io crate dune-rs 0.0.0 written to /workspace/builds/worker-55/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] 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-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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] 46e06bf67b0ee01b9eb1ad16ff76bf133bff5a511fa544be3e522696355e26f4
[INFO] running `Command { std: "docker" "start" "-a" "46e06bf67b0ee01b9eb1ad16ff76bf133bff5a511fa544be3e522696355e26f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "46e06bf67b0ee01b9eb1ad16ff76bf133bff5a511fa544be3e522696355e26f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46e06bf67b0ee01b9eb1ad16ff76bf133bff5a511fa544be3e522696355e26f4", kill_on_drop: false }`
[INFO] [stdout] 46e06bf67b0ee01b9eb1ad16ff76bf133bff5a511fa544be3e522696355e26f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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] 52862377de2acd9b94c3195c6ef58a93189d49b54678c8cce6e5c5d03ddd4bb4
[INFO] running `Command { std: "docker" "start" "-a" "52862377de2acd9b94c3195c6ef58a93189d49b54678c8cce6e5c5d03ddd4bb4", kill_on_drop: false }`
[INFO] [stderr]    Compiling dune-rs v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.20s
[INFO] running `Command { std: "docker" "inspect" "52862377de2acd9b94c3195c6ef58a93189d49b54678c8cce6e5c5d03ddd4bb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52862377de2acd9b94c3195c6ef58a93189d49b54678c8cce6e5c5d03ddd4bb4", kill_on_drop: false }`
[INFO] [stdout] 52862377de2acd9b94c3195c6ef58a93189d49b54678c8cce6e5c5d03ddd4bb4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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] 74ebad4908b2bfb03b447e36e9fedff73f0237da16a246b9f9c0c88ad3f3358e
[INFO] running `Command { std: "docker" "start" "-a" "74ebad4908b2bfb03b447e36e9fedff73f0237da16a246b9f9c0c88ad3f3358e", kill_on_drop: false }`
[INFO] [stderr]    Compiling dune-rs v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "74ebad4908b2bfb03b447e36e9fedff73f0237da16a246b9f9c0c88ad3f3358e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74ebad4908b2bfb03b447e36e9fedff73f0237da16a246b9f9c0c88ad3f3358e", kill_on_drop: false }`
[INFO] [stdout] 74ebad4908b2bfb03b447e36e9fedff73f0237da16a246b9f9c0c88ad3f3358e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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] 0f00471de9e6b3b6f6cccc6d527a47cfc12dbe6aed87447d3374c225cf8d55b7
[INFO] running `Command { std: "docker" "start" "-a" "0f00471de9e6b3b6f6cccc6d527a47cfc12dbe6aed87447d3374c225cf8d55b7", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/dune_rs-5a12bd54917f954e)
[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 dune-rs
[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" "0f00471de9e6b3b6f6cccc6d527a47cfc12dbe6aed87447d3374c225cf8d55b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f00471de9e6b3b6f6cccc6d527a47cfc12dbe6aed87447d3374c225cf8d55b7", kill_on_drop: false }`
[INFO] [stdout] 0f00471de9e6b3b6f6cccc6d527a47cfc12dbe6aed87447d3374c225cf8d55b7