[INFO] fetching crate pcp-mutex 0.2.0...
[INFO] testing pcp-mutex-0.2.0 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate pcp-mutex 0.2.0 into /workspace/builds/worker-75/source
[INFO] validating manifest of crates.io crate pcp-mutex 0.2.0 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pcp-mutex 0.2.0
[INFO] finished tweaking crates.io crate pcp-mutex 0.2.0
[INFO] tweaked toml for crates.io crate pcp-mutex 0.2.0 written to /workspace/builds/worker-75/source/Cargo.toml
[INFO] crate crates.io crate pcp-mutex 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded linux-futex v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9869e7d37d6076511e254ecc8b4c3b24691f91627bebb08ae49a02af526fd440
[INFO] running `Command { std: "docker" "start" "-a" "9869e7d37d6076511e254ecc8b4c3b24691f91627bebb08ae49a02af526fd440", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9869e7d37d6076511e254ecc8b4c3b24691f91627bebb08ae49a02af526fd440", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9869e7d37d6076511e254ecc8b4c3b24691f91627bebb08ae49a02af526fd440", kill_on_drop: false }`
[INFO] [stdout] 9869e7d37d6076511e254ecc8b4c3b24691f91627bebb08ae49a02af526fd440
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 527b749e836001affe9cf85e7422b86a1daf365927c2da7f09bcab6350e6665a
[INFO] running `Command { std: "docker" "start" "-a" "527b749e836001affe9cf85e7422b86a1daf365927c2da7f09bcab6350e6665a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.103
[INFO] [stderr]    Compiling linux-futex v0.1.1
[INFO] [stderr]    Compiling pcp-mutex v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.44s
[INFO] running `Command { std: "docker" "inspect" "527b749e836001affe9cf85e7422b86a1daf365927c2da7f09bcab6350e6665a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "527b749e836001affe9cf85e7422b86a1daf365927c2da7f09bcab6350e6665a", kill_on_drop: false }`
[INFO] [stdout] 527b749e836001affe9cf85e7422b86a1daf365927c2da7f09bcab6350e6665a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c36f7ee01001fb85e0006154b2faa9d9aec106fb4b105e6ef9f91d43e6bc2c5f
[INFO] running `Command { std: "docker" "start" "-a" "c36f7ee01001fb85e0006154b2faa9d9aec106fb4b105e6ef9f91d43e6bc2c5f", kill_on_drop: false }`
[INFO] [stderr]    Compiling pcp-mutex v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `Command { std: "docker" "inspect" "c36f7ee01001fb85e0006154b2faa9d9aec106fb4b105e6ef9f91d43e6bc2c5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c36f7ee01001fb85e0006154b2faa9d9aec106fb4b105e6ef9f91d43e6bc2c5f", kill_on_drop: false }`
[INFO] [stdout] c36f7ee01001fb85e0006154b2faa9d9aec106fb4b105e6ef9f91d43e6bc2c5f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 66aa9ad4edd95796617c7bb1a0303c024bb654d16e47de5a2b49786ea94d4bb3
[INFO] running `Command { std: "docker" "start" "-a" "66aa9ad4edd95796617c7bb1a0303c024bb654d16e47de5a2b49786ea94d4bb3", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/pcp_mutex-1f61a3bb776089ad)
[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 pcp-mutex
[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" "66aa9ad4edd95796617c7bb1a0303c024bb654d16e47de5a2b49786ea94d4bb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66aa9ad4edd95796617c7bb1a0303c024bb654d16e47de5a2b49786ea94d4bb3", kill_on_drop: false }`
[INFO] [stdout] 66aa9ad4edd95796617c7bb1a0303c024bb654d16e47de5a2b49786ea94d4bb3