[INFO] fetching crate dune-rolling 0.0.0...
[INFO] testing dune-rolling-0.0.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate dune-rolling 0.0.0 into /workspace/builds/worker-101/source
[INFO] validating manifest of crates.io crate dune-rolling 0.0.0 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 dune-rolling 0.0.0
[INFO] finished tweaking crates.io crate dune-rolling 0.0.0
[INFO] tweaked toml for crates.io crate dune-rolling 0.0.0 written to /workspace/builds/worker-101/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-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/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] 2199d768c6370412304df77bef190434ec2653ca4c58c0005e3d27727ebcda88
[INFO] running `Command { std: "docker" "start" "-a" "2199d768c6370412304df77bef190434ec2653ca4c58c0005e3d27727ebcda88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2199d768c6370412304df77bef190434ec2653ca4c58c0005e3d27727ebcda88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2199d768c6370412304df77bef190434ec2653ca4c58c0005e3d27727ebcda88", kill_on_drop: false }`
[INFO] [stdout] 2199d768c6370412304df77bef190434ec2653ca4c58c0005e3d27727ebcda88
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/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] d2aa8e0b103ab0987331a5add1682bbb0b77eb0814e90f2cc189f9c42e7fc541
[INFO] running `Command { std: "docker" "start" "-a" "d2aa8e0b103ab0987331a5add1682bbb0b77eb0814e90f2cc189f9c42e7fc541", kill_on_drop: false }`
[INFO] [stderr]    Compiling dune-rolling v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.14s
[INFO] running `Command { std: "docker" "inspect" "d2aa8e0b103ab0987331a5add1682bbb0b77eb0814e90f2cc189f9c42e7fc541", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2aa8e0b103ab0987331a5add1682bbb0b77eb0814e90f2cc189f9c42e7fc541", kill_on_drop: false }`
[INFO] [stdout] d2aa8e0b103ab0987331a5add1682bbb0b77eb0814e90f2cc189f9c42e7fc541
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/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] 30fdd846fed64d5528ae61ca278ffe2ae1278a27dec95e018b4b4643c053e0c8
[INFO] running `Command { std: "docker" "start" "-a" "30fdd846fed64d5528ae61ca278ffe2ae1278a27dec95e018b4b4643c053e0c8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling dune-rolling v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `Command { std: "docker" "inspect" "30fdd846fed64d5528ae61ca278ffe2ae1278a27dec95e018b4b4643c053e0c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30fdd846fed64d5528ae61ca278ffe2ae1278a27dec95e018b4b4643c053e0c8", kill_on_drop: false }`
[INFO] [stdout] 30fdd846fed64d5528ae61ca278ffe2ae1278a27dec95e018b4b4643c053e0c8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/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] 2413a65671bff7145bb402147b5682f6b82492ee93af3c347136b37d85b3ea28
[INFO] running `Command { std: "docker" "start" "-a" "2413a65671bff7145bb402147b5682f6b82492ee93af3c347136b37d85b3ea28", 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_rolling-801f8e659fec33c6)
[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-rolling
[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" "2413a65671bff7145bb402147b5682f6b82492ee93af3c347136b37d85b3ea28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2413a65671bff7145bb402147b5682f6b82492ee93af3c347136b37d85b3ea28", kill_on_drop: false }`
[INFO] [stdout] 2413a65671bff7145bb402147b5682f6b82492ee93af3c347136b37d85b3ea28