[INFO] fetching crate waitcell 0.4.0...
[INFO] testing waitcell-0.4.0 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] extracting crate waitcell 0.4.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate waitcell 0.4.0 on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate waitcell 0.4.0
[INFO] finished tweaking crates.io crate waitcell 0.4.0
[INFO] tweaked toml for crates.io crate waitcell 0.4.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 104860f6b38c7007d689f5e71fd9a85ff1ddff98609c867ef8375ac9055147fb
[INFO] running `Command { std: "docker" "start" "-a" "104860f6b38c7007d689f5e71fd9a85ff1ddff98609c867ef8375ac9055147fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "104860f6b38c7007d689f5e71fd9a85ff1ddff98609c867ef8375ac9055147fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "104860f6b38c7007d689f5e71fd9a85ff1ddff98609c867ef8375ac9055147fb", kill_on_drop: false }`
[INFO] [stdout] 104860f6b38c7007d689f5e71fd9a85ff1ddff98609c867ef8375ac9055147fb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ce987c35b4e0cad1a3b14d375b9ac4e12412dc8da9a6b7ed378068e87b8cb530
[INFO] running `Command { std: "docker" "start" "-a" "ce987c35b4e0cad1a3b14d375b9ac4e12412dc8da9a6b7ed378068e87b8cb530", kill_on_drop: false }`
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling waitcell v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "ce987c35b4e0cad1a3b14d375b9ac4e12412dc8da9a6b7ed378068e87b8cb530", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce987c35b4e0cad1a3b14d375b9ac4e12412dc8da9a6b7ed378068e87b8cb530", kill_on_drop: false }`
[INFO] [stdout] ce987c35b4e0cad1a3b14d375b9ac4e12412dc8da9a6b7ed378068e87b8cb530
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] afe834d2a7132b578e040f30d82f91ebe879dac5ea9994d82744089647f7445a
[INFO] running `Command { std: "docker" "start" "-a" "afe834d2a7132b578e040f30d82f91ebe879dac5ea9994d82744089647f7445a", kill_on_drop: false }`
[INFO] [stderr]    Compiling waitcell v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `Command { std: "docker" "inspect" "afe834d2a7132b578e040f30d82f91ebe879dac5ea9994d82744089647f7445a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "afe834d2a7132b578e040f30d82f91ebe879dac5ea9994d82744089647f7445a", kill_on_drop: false }`
[INFO] [stdout] afe834d2a7132b578e040f30d82f91ebe879dac5ea9994d82744089647f7445a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 26231c684e9018bd49eec6b184dd5964d456010592106676ccce67c9618b65b8
[INFO] running `Command { std: "docker" "start" "-a" "26231c684e9018bd49eec6b184dd5964d456010592106676ccce67c9618b65b8", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/waitcell-f230aacf38c33840)
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::init_try_get ... ok
[INFO] [stdout] test tests::init_twice ... ok
[INFO] [stdout] test tests::uninit_try_get ... ok
[INFO] [stdout] test tests::uninit_init ... ok
[INFO] [stdout] test tests::stress ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 6.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests waitcell
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 19) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.40s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "26231c684e9018bd49eec6b184dd5964d456010592106676ccce67c9618b65b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26231c684e9018bd49eec6b184dd5964d456010592106676ccce67c9618b65b8", kill_on_drop: false }`
[INFO] [stdout] 26231c684e9018bd49eec6b184dd5964d456010592106676ccce67c9618b65b8