[INFO] fetching crate circbuf 0.2.0...
[INFO] testing circbuf-0.2.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate circbuf 0.2.0 into /workspace/builds/worker-51/source
[INFO] validating manifest of crates.io crate circbuf 0.2.0 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate circbuf 0.2.0
[INFO] finished tweaking crates.io crate circbuf 0.2.0
[INFO] tweaked toml for crates.io crate circbuf 0.2.0 written to /workspace/builds/worker-51/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded vecio v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c1d1f21be74e7db0bd21f5ca27d70086c5a4023c4d6947441fbc7c9ce66388ba
[INFO] running `Command { std: "docker" "start" "-a" "c1d1f21be74e7db0bd21f5ca27d70086c5a4023c4d6947441fbc7c9ce66388ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c1d1f21be74e7db0bd21f5ca27d70086c5a4023c4d6947441fbc7c9ce66388ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1d1f21be74e7db0bd21f5ca27d70086c5a4023c4d6947441fbc7c9ce66388ba", kill_on_drop: false }`
[INFO] [stdout] c1d1f21be74e7db0bd21f5ca27d70086c5a4023c4d6947441fbc7c9ce66388ba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8e43b52ebd68fd18b5ce4b749534139b5ccde3c4e0f9a98a55c54d89d407f390
[INFO] running `Command { std: "docker" "start" "-a" "8e43b52ebd68fd18b5ce4b749534139b5ccde3c4e0f9a98a55c54d89d407f390", kill_on_drop: false }`
[INFO] [stderr]    Compiling circbuf v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "8e43b52ebd68fd18b5ce4b749534139b5ccde3c4e0f9a98a55c54d89d407f390", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e43b52ebd68fd18b5ce4b749534139b5ccde3c4e0f9a98a55c54d89d407f390", kill_on_drop: false }`
[INFO] [stdout] 8e43b52ebd68fd18b5ce4b749534139b5ccde3c4e0f9a98a55c54d89d407f390
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fbbc4cdd1c1acbedca2f0428edd84e58e71ceb55074bb502d86c310fd4b7c8fb
[INFO] running `Command { std: "docker" "start" "-a" "fbbc4cdd1c1acbedca2f0428edd84e58e71ceb55074bb502d86c310fd4b7c8fb", kill_on_drop: false }`
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling ws2_32-sys v0.2.1
[INFO] [stderr]    Compiling vecio v0.1.0
[INFO] [stderr]    Compiling circbuf v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.24s
[INFO] running `Command { std: "docker" "inspect" "fbbc4cdd1c1acbedca2f0428edd84e58e71ceb55074bb502d86c310fd4b7c8fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fbbc4cdd1c1acbedca2f0428edd84e58e71ceb55074bb502d86c310fd4b7c8fb", kill_on_drop: false }`
[INFO] [stdout] fbbc4cdd1c1acbedca2f0428edd84e58e71ceb55074bb502d86c310fd4b7c8fb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6d68fa30ce43e74ac80aaeee192a387d6eb6c2c6f749674638cb73d9c6c7bec5
[INFO] running `Command { std: "docker" "start" "-a" "6d68fa30ce43e74ac80aaeee192a387d6eb6c2c6f749674638cb73d9c6c7bec5", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/circbuf-cc1bb76cd8cb8695)
[INFO] [stdout] running 8 tests
[INFO] [stdout] test tests::get_bytes_and_avail ... ok
[INFO] [stdout] test tests::put_peek_and_get_bytes ... ok
[INFO] [stdout] test tests::find_bytes ... ok
[INFO] [stdout] test tests::grow_buffer ... ok
[INFO] [stdout] test tests::read_and_write_bytes ... ok
[INFO] [stdout] test tests::create_circbuf ... ok
[INFO] [stdout] test tests::vecio ... ok
[INFO] [stdout] test tests::create_circbuf_with_capacity ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests circbuf
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 40) - compile ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.18s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6d68fa30ce43e74ac80aaeee192a387d6eb6c2c6f749674638cb73d9c6c7bec5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d68fa30ce43e74ac80aaeee192a387d6eb6c2c6f749674638cb73d9c6c7bec5", kill_on_drop: false }`
[INFO] [stdout] 6d68fa30ce43e74ac80aaeee192a387d6eb6c2c6f749674638cb73d9c6c7bec5