[INFO] fetching crate brw 0.1.6...
[INFO] testing brw-0.1.6 against 1.54.0 for beta-1.55-1
[INFO] extracting crate brw 0.1.6 into /workspace/builds/worker-22/source
[INFO] validating manifest of crates.io crate brw 0.1.6 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate brw 0.1.6
[INFO] finished tweaking crates.io crate brw 0.1.6
[INFO] tweaked toml for crates.io crate brw 0.1.6 written to /workspace/builds/worker-22/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a57015adcc79a28bd74da9d2a57cad5583a0aadd69d57b014b2f08d66b839bf0
[INFO] running `Command { std: "docker" "start" "-a" "a57015adcc79a28bd74da9d2a57cad5583a0aadd69d57b014b2f08d66b839bf0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a57015adcc79a28bd74da9d2a57cad5583a0aadd69d57b014b2f08d66b839bf0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a57015adcc79a28bd74da9d2a57cad5583a0aadd69d57b014b2f08d66b839bf0", kill_on_drop: false }`
[INFO] [stdout] a57015adcc79a28bd74da9d2a57cad5583a0aadd69d57b014b2f08d66b839bf0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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=warn" "-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" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5ae62a835a861c146acb39d7bf1c055eb0dfd8663731d00a3b0e4412bad0cfa3
[INFO] running `Command { std: "docker" "start" "-a" "5ae62a835a861c146acb39d7bf1c055eb0dfd8663731d00a3b0e4412bad0cfa3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling lock_api v0.4.4
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling nanorand v0.6.1
[INFO] [stderr]    Compiling spinning_top v0.2.4
[INFO] [stderr]    Compiling futures-macro v0.3.16
[INFO] [stderr]    Compiling pin-project-internal v1.0.8
[INFO] [stderr]    Compiling async-trait v0.1.51
[INFO] [stderr]    Compiling futures-util v0.3.16
[INFO] [stderr]    Compiling pin-project v1.0.8
[INFO] [stderr]    Compiling flume v0.10.8
[INFO] [stderr]    Compiling futures-executor v0.3.16
[INFO] [stderr]    Compiling futures v0.3.16
[INFO] [stderr]    Compiling brw v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.16s
[INFO] running `Command { std: "docker" "inspect" "5ae62a835a861c146acb39d7bf1c055eb0dfd8663731d00a3b0e4412bad0cfa3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ae62a835a861c146acb39d7bf1c055eb0dfd8663731d00a3b0e4412bad0cfa3", kill_on_drop: false }`
[INFO] [stdout] 5ae62a835a861c146acb39d7bf1c055eb0dfd8663731d00a3b0e4412bad0cfa3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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=warn" "-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" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5da8afe633629f5acd183c5f32e7d15eff28e7abaead4c97eb5425a0ae80bdab
[INFO] running `Command { std: "docker" "start" "-a" "5da8afe633629f5acd183c5f32e7d15eff28e7abaead4c97eb5425a0ae80bdab", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling tokio v1.9.0
[INFO] [stderr]    Compiling tokio-macros v1.3.0
[INFO] [stderr]    Compiling brw v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 8.80s
[INFO] running `Command { std: "docker" "inspect" "5da8afe633629f5acd183c5f32e7d15eff28e7abaead4c97eb5425a0ae80bdab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5da8afe633629f5acd183c5f32e7d15eff28e7abaead4c97eb5425a0ae80bdab", kill_on_drop: false }`
[INFO] [stdout] 5da8afe633629f5acd183c5f32e7d15eff28e7abaead4c97eb5425a0ae80bdab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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=warn" "-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" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5bc393c62ba6f33620bb58a49fd4bbfb771b1e49cf32768f25ab6e3817ef15cf
[INFO] running `Command { std: "docker" "start" "-a" "5bc393c62ba6f33620bb58a49fd4bbfb771b1e49cf32768f25ab6e3817ef15cf", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/brw-7c3deae3847a1dd8)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests brw
[INFO] [stdout] test writer::tests::test_writer ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[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" "5bc393c62ba6f33620bb58a49fd4bbfb771b1e49cf32768f25ab6e3817ef15cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5bc393c62ba6f33620bb58a49fd4bbfb771b1e49cf32768f25ab6e3817ef15cf", kill_on_drop: false }`
[INFO] [stdout] 5bc393c62ba6f33620bb58a49fd4bbfb771b1e49cf32768f25ab6e3817ef15cf
