[INFO] fetching crate usb-hal 0.0.0-zero.1...
[INFO] testing usb-hal-0.0.0-zero.1 against 1.54.0 for beta-1.55-1
[INFO] extracting crate usb-hal 0.0.0-zero.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate usb-hal 0.0.0-zero.1 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 usb-hal 0.0.0-zero.1
[INFO] finished tweaking crates.io crate usb-hal 0.0.0-zero.1
[INFO] tweaked toml for crates.io crate usb-hal 0.0.0-zero.1 written to /workspace/builds/worker-2/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] c9378094dd6f1b2afaf5bb98608ae1f18a31ee49e26b05ce3481c4ffee4b4fd4
[INFO] running `Command { std: "docker" "start" "-a" "c9378094dd6f1b2afaf5bb98608ae1f18a31ee49e26b05ce3481c4ffee4b4fd4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c9378094dd6f1b2afaf5bb98608ae1f18a31ee49e26b05ce3481c4ffee4b4fd4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9378094dd6f1b2afaf5bb98608ae1f18a31ee49e26b05ce3481c4ffee4b4fd4", kill_on_drop: false }`
[INFO] [stdout] c9378094dd6f1b2afaf5bb98608ae1f18a31ee49e26b05ce3481c4ffee4b4fd4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 810d53a2a5d1801b017e5b0751568d7ddc08050aace4e7c1fdfdb0c34ed6439c
[INFO] running `Command { std: "docker" "start" "-a" "810d53a2a5d1801b017e5b0751568d7ddc08050aace4e7c1fdfdb0c34ed6439c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling usb-hal v0.0.0-zero.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.15s
[INFO] running `Command { std: "docker" "inspect" "810d53a2a5d1801b017e5b0751568d7ddc08050aace4e7c1fdfdb0c34ed6439c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "810d53a2a5d1801b017e5b0751568d7ddc08050aace4e7c1fdfdb0c34ed6439c", kill_on_drop: false }`
[INFO] [stdout] 810d53a2a5d1801b017e5b0751568d7ddc08050aace4e7c1fdfdb0c34ed6439c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 391abc50395888ed27a651438500b861bb7e2f348dd3bd05441583e2a35f0e84
[INFO] running `Command { std: "docker" "start" "-a" "391abc50395888ed27a651438500b861bb7e2f348dd3bd05441583e2a35f0e84", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling bit-set v0.2.0
[INFO] [stderr]    Compiling libusb-sys v0.2.3
[INFO] [stderr]    Compiling libusb v0.3.0
[INFO] [stderr]    Compiling usb-hal v0.0.0-zero.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.38s
[INFO] running `Command { std: "docker" "inspect" "391abc50395888ed27a651438500b861bb7e2f348dd3bd05441583e2a35f0e84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "391abc50395888ed27a651438500b861bb7e2f348dd3bd05441583e2a35f0e84", kill_on_drop: false }`
[INFO] [stdout] 391abc50395888ed27a651438500b861bb7e2f348dd3bd05441583e2a35f0e84
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 33f83403e3f469a2f0a1d7647d5fd6e8155029aa1d71c367c71623c0ba9b81ce
[INFO] running `Command { std: "docker" "start" "-a" "33f83403e3f469a2f0a1d7647d5fd6e8155029aa1d71c367c71623c0ba9b81ce", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/usb_hal-4dc72d45d61d97b5)
[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] [stderr]    Doc-tests usb-hal
[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" "33f83403e3f469a2f0a1d7647d5fd6e8155029aa1d71c367c71623c0ba9b81ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33f83403e3f469a2f0a1d7647d5fd6e8155029aa1d71c367c71623c0ba9b81ce", kill_on_drop: false }`
[INFO] [stdout] 33f83403e3f469a2f0a1d7647d5fd6e8155029aa1d71c367c71623c0ba9b81ce