Dec 07 08:48:02.431 INFO testing ledger-0.0.8 against master#906deae0790bd18681b937fe9a141a3c26cf1855 for pr-56514
Dec 07 08:48:02.431 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +906deae0790bd18681b937fe9a141a3c26cf1855-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 07 08:48:02.686 INFO [stdout] 37355d431982fa4bcb0bc9db5326f96a68915ed09669be1b1d2d5f66d3783e1a
Dec 07 08:48:02.731 INFO running `"docker" "start" "-a" "37355d431982fa4bcb0bc9db5326f96a68915ed09669be1b1d2d5f66d3783e1a"`
Dec 07 08:48:03.258 INFO [stderr] usermod: no changes
Dec 07 08:48:03.351 INFO [stderr]    Compiling hidapi v0.5.0
Dec 07 08:48:05.808 INFO [stderr]    Compiling ledger v0.0.8 (/source)
Dec 07 08:48:07.331 INFO [stderr] warning: field is never used: `api_mutex`
Dec 07 08:48:07.331 INFO [stderr]    --> src/lib.rs:120:5
Dec 07 08:48:07.331 INFO [stderr]     |
Dec 07 08:48:07.331 INFO [stderr] 120 |     api_mutex: Arc<Mutex<hidapi::HidApi>>,
Dec 07 08:48:07.331 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 07 08:48:07.331 INFO [stderr]     |
Dec 07 08:48:07.331 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 07 08:48:07.331 INFO [stderr] 
Dec 07 08:48:07.743 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.47s
Dec 07 08:48:07.749 INFO [stderr] su: No module specific data is present
Dec 07 08:48:07.961 INFO running `"docker" "inspect" "37355d431982fa4bcb0bc9db5326f96a68915ed09669be1b1d2d5f66d3783e1a"`
Dec 07 08:48:08.032 INFO running `"docker" "rm" "-f" "37355d431982fa4bcb0bc9db5326f96a68915ed09669be1b1d2d5f66d3783e1a"`
Dec 07 08:48:08.157 INFO [stdout] 37355d431982fa4bcb0bc9db5326f96a68915ed09669be1b1d2d5f66d3783e1a
Dec 07 08:48:08.161 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +906deae0790bd18681b937fe9a141a3c26cf1855-alt test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 07 08:48:08.420 INFO [stdout] d7bb4b5d4b816db1a406480641a49b8246fd42e94ebc5ead5482c0353fe56388
Dec 07 08:48:08.425 INFO running `"docker" "start" "-a" "d7bb4b5d4b816db1a406480641a49b8246fd42e94ebc5ead5482c0353fe56388"`
Dec 07 08:48:08.898 INFO [stderr] usermod: no changes
Dec 07 08:48:08.957 INFO [stderr]    Compiling ledger v0.0.8 (/source)
Dec 07 08:48:10.280 INFO [stderr] warning: field is never used: `api_mutex`
Dec 07 08:48:10.280 INFO [stderr]    --> src/lib.rs:120:5
Dec 07 08:48:10.280 INFO [stderr]     |
Dec 07 08:48:10.280 INFO [stderr] 120 |     api_mutex: Arc<Mutex<hidapi::HidApi>>,
Dec 07 08:48:10.280 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 07 08:48:10.280 INFO [stderr]     |
Dec 07 08:48:10.280 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 07 08:48:10.280 INFO [stderr] 
Dec 07 08:48:11.160 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.24s
Dec 07 08:48:11.161 INFO [stderr] su: No module specific data is present
Dec 07 08:48:11.568 INFO running `"docker" "inspect" "d7bb4b5d4b816db1a406480641a49b8246fd42e94ebc5ead5482c0353fe56388"`
Dec 07 08:48:11.697 INFO running `"docker" "rm" "-f" "d7bb4b5d4b816db1a406480641a49b8246fd42e94ebc5ead5482c0353fe56388"`
Dec 07 08:48:11.789 INFO [stdout] d7bb4b5d4b816db1a406480641a49b8246fd42e94ebc5ead5482c0353fe56388