[INFO] fetching crate slave-pool 0.2.3...
[INFO] building slave-pool-0.2.3 against master#222c5724ecc922fe67815f428c19f82c129d9386 for pr-97334
[INFO] extracting crate slave-pool 0.2.3 into /workspace/builds/worker-38/source
[INFO] validating manifest of crates.io crate slave-pool 0.2.3 on toolchain 222c5724ecc922fe67815f428c19f82c129d9386
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+222c5724ecc922fe67815f428c19f82c129d9386" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate slave-pool 0.2.3
[INFO] finished tweaking crates.io crate slave-pool 0.2.3
[INFO] tweaked toml for crates.io crate slave-pool 0.2.3 written to /workspace/builds/worker-38/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+222c5724ecc922fe67815f428c19f82c129d9386" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+222c5724ecc922fe67815f428c19f82c129d9386" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+222c5724ecc922fe67815f428c19f82c129d9386" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7cd0911fe8004ef726207492cfcf6cd86d1d787ec9a2eeee33151695aa6d08ad
[INFO] running `Command { std: "docker" "start" "-a" "7cd0911fe8004ef726207492cfcf6cd86d1d787ec9a2eeee33151695aa6d08ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7cd0911fe8004ef726207492cfcf6cd86d1d787ec9a2eeee33151695aa6d08ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7cd0911fe8004ef726207492cfcf6cd86d1d787ec9a2eeee33151695aa6d08ad", kill_on_drop: false }`
[INFO] [stdout] 7cd0911fe8004ef726207492cfcf6cd86d1d787ec9a2eeee33151695aa6d08ad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+222c5724ecc922fe67815f428c19f82c129d9386" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d6d8347b2370213064214843dafe476e666ae5210d81311c1cff4ad117bf6782
[INFO] running `Command { std: "docker" "start" "-a" "d6d8347b2370213064214843dafe476e666ae5210d81311c1cff4ad117bf6782", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.8
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling crossbeam-channel v0.5.4
[INFO] [stderr]    Compiling slave-pool v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicBool::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]   --> src/spin.rs:21:25
[INFO] [stdout]    |
[INFO] [stdout] 21 |         while self.lock.compare_and_swap(false, true, Ordering::Acquire) != false {
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.55s
[INFO] running `Command { std: "docker" "inspect" "d6d8347b2370213064214843dafe476e666ae5210d81311c1cff4ad117bf6782", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6d8347b2370213064214843dafe476e666ae5210d81311c1cff4ad117bf6782", kill_on_drop: false }`
[INFO] [stdout] d6d8347b2370213064214843dafe476e666ae5210d81311c1cff4ad117bf6782
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+222c5724ecc922fe67815f428c19f82c129d9386" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9ad43462da8eb75da1ac0f05306b2cc5cbe8fabbdeab70d8103ca556b3f1071e
[INFO] running `Command { std: "docker" "start" "-a" "9ad43462da8eb75da1ac0f05306b2cc5cbe8fabbdeab70d8103ca556b3f1071e", kill_on_drop: false }`
[INFO] [stderr]    Compiling slave-pool v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicBool::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]   --> src/spin.rs:21:25
[INFO] [stdout]    |
[INFO] [stdout] 21 |         while self.lock.compare_and_swap(false, true, Ordering::Acquire) != false {
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicBool::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]   --> src/spin.rs:21:25
[INFO] [stdout]    |
[INFO] [stdout] 21 |         while self.lock.compare_and_swap(false, true, Ordering::Acquire) != false {
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.42s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/slave_pool-1ba7c11d9a9b65b6)
[INFO] [stderr]   Executable tests/it_works.rs (/opt/rustwide/target/debug/deps/it_works-c64efa5205a20b91)
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "9ad43462da8eb75da1ac0f05306b2cc5cbe8fabbdeab70d8103ca556b3f1071e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ad43462da8eb75da1ac0f05306b2cc5cbe8fabbdeab70d8103ca556b3f1071e", kill_on_drop: false }`
[INFO] [stdout] 9ad43462da8eb75da1ac0f05306b2cc5cbe8fabbdeab70d8103ca556b3f1071e