[INFO] fetching crate brownstone 1.0.1...
[INFO] testing brownstone-1.0.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate brownstone 1.0.1 into /workspace/builds/worker-118/source
[INFO] validating manifest of crates.io crate brownstone 1.0.1 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 brownstone 1.0.1
[INFO] finished tweaking crates.io crate brownstone 1.0.1
[INFO] tweaked toml for crates.io crate brownstone 1.0.1 written to /workspace/builds/worker-118/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/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] 4dc1addd951d5f5e33ed5971acd44fed90debd3348fdc6b0e5fa472cb83085cd
[INFO] running `Command { std: "docker" "start" "-a" "4dc1addd951d5f5e33ed5971acd44fed90debd3348fdc6b0e5fa472cb83085cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4dc1addd951d5f5e33ed5971acd44fed90debd3348fdc6b0e5fa472cb83085cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4dc1addd951d5f5e33ed5971acd44fed90debd3348fdc6b0e5fa472cb83085cd", kill_on_drop: false }`
[INFO] [stdout] 4dc1addd951d5f5e33ed5971acd44fed90debd3348fdc6b0e5fa472cb83085cd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/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] 2c261264dde3cd5dc1b7f0c016fc69bf983813900f656987200cd0d3b19290e9
[INFO] running `Command { std: "docker" "start" "-a" "2c261264dde3cd5dc1b7f0c016fc69bf983813900f656987200cd0d3b19290e9", kill_on_drop: false }`
[INFO] [stderr]    Compiling arrayvec v0.7.1
[INFO] [stderr]    Compiling brownstone v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.39s
[INFO] running `Command { std: "docker" "inspect" "2c261264dde3cd5dc1b7f0c016fc69bf983813900f656987200cd0d3b19290e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c261264dde3cd5dc1b7f0c016fc69bf983813900f656987200cd0d3b19290e9", kill_on_drop: false }`
[INFO] [stdout] 2c261264dde3cd5dc1b7f0c016fc69bf983813900f656987200cd0d3b19290e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/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] 3b627a95d6ecfe4a289f42a2163811d199bd10fc4c7e0495508232ca15e950da
[INFO] running `Command { std: "docker" "start" "-a" "3b627a95d6ecfe4a289f42a2163811d199bd10fc4c7e0495508232ca15e950da", kill_on_drop: false }`
[INFO] [stderr]    Compiling brownstone v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `Command { std: "docker" "inspect" "3b627a95d6ecfe4a289f42a2163811d199bd10fc4c7e0495508232ca15e950da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b627a95d6ecfe4a289f42a2163811d199bd10fc4c7e0495508232ca15e950da", kill_on_drop: false }`
[INFO] [stdout] 3b627a95d6ecfe4a289f42a2163811d199bd10fc4c7e0495508232ca15e950da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/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] 75efae92b88bbfe7ff847dd351d30609e06baa5d8e3a40851fb24c9c86a3b694
[INFO] running `Command { std: "docker" "start" "-a" "75efae92b88bbfe7ff847dd351d30609e06baa5d8e3a40851fb24c9c86a3b694", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/brownstone-58df4f80dcc54558)
[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 brownstone
[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" "75efae92b88bbfe7ff847dd351d30609e06baa5d8e3a40851fb24c9c86a3b694", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75efae92b88bbfe7ff847dd351d30609e06baa5d8e3a40851fb24c9c86a3b694", kill_on_drop: false }`
[INFO] [stdout] 75efae92b88bbfe7ff847dd351d30609e06baa5d8e3a40851fb24c9c86a3b694