[INFO] fetching crate brw 0.1.7...
[INFO] testing brw-0.1.7 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate brw 0.1.7 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate brw 0.1.7 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate brw 0.1.7
[INFO] finished tweaking crates.io crate brw 0.1.7
[INFO] tweaked toml for crates.io crate brw 0.1.7 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e5f13e7efee5702695b2007df9266f4c585461f38c47cd7b4f55c37e55339512
[INFO] running `Command { std: "docker" "start" "-a" "e5f13e7efee5702695b2007df9266f4c585461f38c47cd7b4f55c37e55339512", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e5f13e7efee5702695b2007df9266f4c585461f38c47cd7b4f55c37e55339512", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5f13e7efee5702695b2007df9266f4c585461f38c47cd7b4f55c37e55339512", kill_on_drop: false }`
[INFO] [stdout] e5f13e7efee5702695b2007df9266f4c585461f38c47cd7b4f55c37e55339512
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b27864cd82b2d88c14e4a6c9e8333c17b1a48bd9a6ac5b934ec3290f495afb77
[INFO] running `Command { std: "docker" "start" "-a" "b27864cd82b2d88c14e4a6c9e8333c17b1a48bd9a6ac5b934ec3290f495afb77", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling futures-sink v0.3.21
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling spin v0.9.2
[INFO] [stderr]    Compiling getrandom v0.2.5
[INFO] [stderr]    Compiling pin-project-internal v1.0.10
[INFO] [stderr]    Compiling nanorand v0.6.1
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling pin-project v1.0.10
[INFO] [stderr]    Compiling flume v0.10.11
[INFO] [stderr]    Compiling futures-executor v0.3.21
[INFO] [stderr]    Compiling futures v0.3.21
[INFO] [stderr]    Compiling brw v0.1.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.80s
[INFO] running `Command { std: "docker" "inspect" "b27864cd82b2d88c14e4a6c9e8333c17b1a48bd9a6ac5b934ec3290f495afb77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b27864cd82b2d88c14e4a6c9e8333c17b1a48bd9a6ac5b934ec3290f495afb77", kill_on_drop: false }`
[INFO] [stdout] b27864cd82b2d88c14e4a6c9e8333c17b1a48bd9a6ac5b934ec3290f495afb77
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a53fa88f3c327067ad01628a5416ad52ad1cc51657bc7b29a376368d80d5cf89
[INFO] running `Command { std: "docker" "start" "-a" "a53fa88f3c327067ad01628a5416ad52ad1cc51657bc7b29a376368d80d5cf89", kill_on_drop: false }`
[INFO] [stderr]    Compiling tokio v1.17.0
[INFO] [stderr]    Compiling brw v0.1.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.85s
[INFO] running `Command { std: "docker" "inspect" "a53fa88f3c327067ad01628a5416ad52ad1cc51657bc7b29a376368d80d5cf89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a53fa88f3c327067ad01628a5416ad52ad1cc51657bc7b29a376368d80d5cf89", kill_on_drop: false }`
[INFO] [stdout] a53fa88f3c327067ad01628a5416ad52ad1cc51657bc7b29a376368d80d5cf89
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1e81fc114004d48a8c8dea1d026cf6632df20906cba400f1ef0c486650c12654
[INFO] running `Command { std: "docker" "start" "-a" "1e81fc114004d48a8c8dea1d026cf6632df20906cba400f1ef0c486650c12654", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/brw-b739b3905d335527)
[INFO] [stdout] running 1 test
[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 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests brw
[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" "1e81fc114004d48a8c8dea1d026cf6632df20906cba400f1ef0c486650c12654", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e81fc114004d48a8c8dea1d026cf6632df20906cba400f1ef0c486650c12654", kill_on_drop: false }`
[INFO] [stdout] 1e81fc114004d48a8c8dea1d026cf6632df20906cba400f1ef0c486650c12654