[INFO] fetching crate barriers 0.2.0...
[INFO] testing barriers-0.2.0 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] extracting crate barriers 0.2.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate barriers 0.2.0 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 barriers 0.2.0
[INFO] finished tweaking crates.io crate barriers 0.2.0
[INFO] tweaked toml for crates.io crate barriers 0.2.0 written to /workspace/builds/worker-1/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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 20f4c9c4d19bfe4e6e503aee7c79ee9cc7187ffa8a0db471917d94b3af2d73bb
[INFO] running `Command { std: "docker" "start" "-a" "20f4c9c4d19bfe4e6e503aee7c79ee9cc7187ffa8a0db471917d94b3af2d73bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "20f4c9c4d19bfe4e6e503aee7c79ee9cc7187ffa8a0db471917d94b3af2d73bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20f4c9c4d19bfe4e6e503aee7c79ee9cc7187ffa8a0db471917d94b3af2d73bb", kill_on_drop: false }`
[INFO] [stdout] 20f4c9c4d19bfe4e6e503aee7c79ee9cc7187ffa8a0db471917d94b3af2d73bb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] e9b9c1aae97a2989ee273da0df9550007c737d44ca9828e1b0555e7177ee1492
[INFO] running `Command { std: "docker" "start" "-a" "e9b9c1aae97a2989ee273da0df9550007c737d44ca9828e1b0555e7177ee1492", kill_on_drop: false }`
[INFO] [stderr]    Compiling barriers v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "e9b9c1aae97a2989ee273da0df9550007c737d44ca9828e1b0555e7177ee1492", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9b9c1aae97a2989ee273da0df9550007c737d44ca9828e1b0555e7177ee1492", kill_on_drop: false }`
[INFO] [stdout] e9b9c1aae97a2989ee273da0df9550007c737d44ca9828e1b0555e7177ee1492
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] ebf448903df34f8dcdadb272651f9d8947132e996a3196b77d42542378f3d2de
[INFO] running `Command { std: "docker" "start" "-a" "ebf448903df34f8dcdadb272651f9d8947132e996a3196b77d42542378f3d2de", kill_on_drop: false }`
[INFO] [stderr]    Compiling barriers v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "ebf448903df34f8dcdadb272651f9d8947132e996a3196b77d42542378f3d2de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebf448903df34f8dcdadb272651f9d8947132e996a3196b77d42542378f3d2de", kill_on_drop: false }`
[INFO] [stdout] ebf448903df34f8dcdadb272651f9d8947132e996a3196b77d42542378f3d2de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 8f249dba6e6675b48dc845ef4b0612e2734d617e20c53dec60241bfbb67cbe52
[INFO] running `Command { std: "docker" "start" "-a" "8f249dba6e6675b48dc845ef4b0612e2734d617e20c53dec60241bfbb67cbe52", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.26s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/barriers-c73e9a0e19af81e4)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test barrier::tests::bench_it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 22.97s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests barriers
[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" "8f249dba6e6675b48dc845ef4b0612e2734d617e20c53dec60241bfbb67cbe52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f249dba6e6675b48dc845ef4b0612e2734d617e20c53dec60241bfbb67cbe52", kill_on_drop: false }`
[INFO] [stdout] 8f249dba6e6675b48dc845ef4b0612e2734d617e20c53dec60241bfbb67cbe52