[INFO] fetching crate rusb-async 0.0.1-alpha...
[INFO] testing rusb-async-0.0.1-alpha against 1.90.0 for beta-1.91-3
[INFO] extracting crate rusb-async 0.0.1-alpha into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate rusb-async 0.0.1-alpha
[INFO] finished tweaking crates.io crate rusb-async 0.0.1-alpha
[INFO] tweaked toml for crates.io crate rusb-async 0.0.1-alpha written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rusb-async 0.0.1-alpha on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rusb-async 0.0.1-alpha already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rusb v0.9.1
[INFO] [stderr]   Downloaded libusb1-sys v0.6.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 013505c294ea147cb51341d01fb6c57c8dfbe0093b7104bcf5ce74de83dc0063
[INFO] running `Command { std: "docker" "start" "-a" "013505c294ea147cb51341d01fb6c57c8dfbe0093b7104bcf5ce74de83dc0063", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "013505c294ea147cb51341d01fb6c57c8dfbe0093b7104bcf5ce74de83dc0063", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "013505c294ea147cb51341d01fb6c57c8dfbe0093b7104bcf5ce74de83dc0063", kill_on_drop: false }`
[INFO] [stdout] 013505c294ea147cb51341d01fb6c57c8dfbe0093b7104bcf5ce74de83dc0063
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 85c8a851d1c65bb8002494639ad3b81f7aca1a5088079129b6a91ce268821b3a
[INFO] running `Command { std: "docker" "start" "-a" "85c8a851d1c65bb8002494639ad3b81f7aca1a5088079129b6a91ce268821b3a", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]    Compiling rusb v0.9.1
[INFO] [stderr]    Compiling libusb1-sys v0.6.4
[INFO] [stderr]    Compiling rusb-async v0.0.1-alpha (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.25s
[INFO] running `Command { std: "docker" "inspect" "85c8a851d1c65bb8002494639ad3b81f7aca1a5088079129b6a91ce268821b3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85c8a851d1c65bb8002494639ad3b81f7aca1a5088079129b6a91ce268821b3a", kill_on_drop: false }`
[INFO] [stdout] 85c8a851d1c65bb8002494639ad3b81f7aca1a5088079129b6a91ce268821b3a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eda62eb90da4aca22bf4d06a4ab5f869a646bf193c6eaeb74f4da5c4e910ebc5
[INFO] running `Command { std: "docker" "start" "-a" "eda62eb90da4aca22bf4d06a4ab5f869a646bf193c6eaeb74f4da5c4e910ebc5", kill_on_drop: false }`
[INFO] [stderr]    Compiling rusb-async v0.0.1-alpha (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `Command { std: "docker" "inspect" "eda62eb90da4aca22bf4d06a4ab5f869a646bf193c6eaeb74f4da5c4e910ebc5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eda62eb90da4aca22bf4d06a4ab5f869a646bf193c6eaeb74f4da5c4e910ebc5", kill_on_drop: false }`
[INFO] [stdout] eda62eb90da4aca22bf4d06a4ab5f869a646bf193c6eaeb74f4da5c4e910ebc5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 915cdb24327d12fa5862fd62f621d2608defea741c3cb65682117cd0c9c74d82
[INFO] running `Command { std: "docker" "start" "-a" "915cdb24327d12fa5862fd62f621d2608defea741c3cb65682117cd0c9c74d82", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rusb_async-fb0a1522bb557cad)
[INFO] [stderr]    Doc-tests rusb_async
[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] [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" "915cdb24327d12fa5862fd62f621d2608defea741c3cb65682117cd0c9c74d82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "915cdb24327d12fa5862fd62f621d2608defea741c3cb65682117cd0c9c74d82", kill_on_drop: false }`
[INFO] [stdout] 915cdb24327d12fa5862fd62f621d2608defea741c3cb65682117cd0c9c74d82