[INFO] fetching crate warcmutex 1.0.2...
[INFO] testing warcmutex-1.0.2 against 1.91.0 for beta-1.92-2
[INFO] extracting crate warcmutex 1.0.2 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate warcmutex 1.0.2
[INFO] finished tweaking crates.io crate warcmutex 1.0.2
[INFO] tweaked toml for crates.io crate warcmutex 1.0.2 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate warcmutex 1.0.2 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 5 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f1be5e8d50b9c9ed4a8cde61499abcaf809fd329b5d7bd91246d697cfc3105a7
[INFO] running `Command { std: "docker" "start" "-a" "f1be5e8d50b9c9ed4a8cde61499abcaf809fd329b5d7bd91246d697cfc3105a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f1be5e8d50b9c9ed4a8cde61499abcaf809fd329b5d7bd91246d697cfc3105a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1be5e8d50b9c9ed4a8cde61499abcaf809fd329b5d7bd91246d697cfc3105a7", kill_on_drop: false }`
[INFO] [stdout] f1be5e8d50b9c9ed4a8cde61499abcaf809fd329b5d7bd91246d697cfc3105a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7e6675f93dd4773c0cfb7446a4c19299033ac41a975157ec26c740cf135b7494
[INFO] running `Command { std: "docker" "start" "-a" "7e6675f93dd4773c0cfb7446a4c19299033ac41a975157ec26c740cf135b7494", kill_on_drop: false }`
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling warcmutex v1.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.26s
[INFO] running `Command { std: "docker" "inspect" "7e6675f93dd4773c0cfb7446a4c19299033ac41a975157ec26c740cf135b7494", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e6675f93dd4773c0cfb7446a4c19299033ac41a975157ec26c740cf135b7494", kill_on_drop: false }`
[INFO] [stdout] 7e6675f93dd4773c0cfb7446a4c19299033ac41a975157ec26c740cf135b7494
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 40daed7a7a44f4e486d2b44db14271aa3e634bd7308aae4ba791bd453c83d0f4
[INFO] running `Command { std: "docker" "start" "-a" "40daed7a7a44f4e486d2b44db14271aa3e634bd7308aae4ba791bd453c83d0f4", kill_on_drop: false }`
[INFO] [stderr]    Compiling warcmutex v1.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `Command { std: "docker" "inspect" "40daed7a7a44f4e486d2b44db14271aa3e634bd7308aae4ba791bd453c83d0f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40daed7a7a44f4e486d2b44db14271aa3e634bd7308aae4ba791bd453c83d0f4", kill_on_drop: false }`
[INFO] [stdout] 40daed7a7a44f4e486d2b44db14271aa3e634bd7308aae4ba791bd453c83d0f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e8729094570ccc5db12235f65f5b71ab7a785a97ab52febe4e9deb29375f85d4
[INFO] running `Command { std: "docker" "start" "-a" "e8729094570ccc5db12235f65f5b71ab7a785a97ab52febe4e9deb29375f85d4", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/warcmutex-085b00e1723f74ce)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests warcmutex
[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] [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" "e8729094570ccc5db12235f65f5b71ab7a785a97ab52febe4e9deb29375f85d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8729094570ccc5db12235f65f5b71ab7a785a97ab52febe4e9deb29375f85d4", kill_on_drop: false }`
[INFO] [stdout] e8729094570ccc5db12235f65f5b71ab7a785a97ab52febe4e9deb29375f85d4