Nov 01 20:31:50.141 INFO checking ledger-0.0.8 against master#05812fa8c588473f03e3fa7cf59cd84f4f37c715 for pr-55538
Nov 01 20:31:50.141 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-0/master#05812fa8c588473f03e3fa7cf59cd84f4f37c715:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-55538/master#05812fa8c588473f03e3fa7cf59cd84f4f37c715:/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 +05812fa8c588473f03e3fa7cf59cd84f4f37c715-alt check --frozen --all --all-targets" "-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"`
Nov 01 20:31:50.308 INFO blam! 118e6a4a9d7a0568568484172213f2566ff26eb29656a762600db54530bada8d
Nov 01 20:31:50.311 INFO running `"docker" "start" "-a" "118e6a4a9d7a0568568484172213f2566ff26eb29656a762600db54530bada8d"`
Nov 01 20:31:50.896 INFO kablam! usermod: no changes
Nov 01 20:31:51.028 INFO kablam!    Compiling hidapi v0.5.0
Nov 01 20:31:53.564 INFO kablam!     Checking ledger v0.0.8 (/source)
Nov 01 20:31:55.864 INFO kablam! warning: field is never used: `api_mutex`
Nov 01 20:31:55.864 INFO kablam!    --> src/lib.rs:120:5
Nov 01 20:31:55.864 INFO kablam!     |
Nov 01 20:31:55.864 INFO kablam! 120 |     api_mutex: Arc<Mutex<hidapi::HidApi>>,
Nov 01 20:31:55.864 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 20:31:55.864 INFO kablam!     |
Nov 01 20:31:55.864 INFO kablam!     = note: #[warn(dead_code)] on by default
Nov 01 20:31:55.864 INFO kablam! 
Nov 01 20:31:56.192 INFO kablam! warning: field is never used: `api_mutex`
Nov 01 20:31:56.192 INFO kablam!    --> src/lib.rs:120:5
Nov 01 20:31:56.192 INFO kablam!     |
Nov 01 20:31:56.192 INFO kablam! 120 |     api_mutex: Arc<Mutex<hidapi::HidApi>>,
Nov 01 20:31:56.192 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 20:31:56.192 INFO kablam!     |
Nov 01 20:31:56.192 INFO kablam!     = note: #[warn(dead_code)] on by default
Nov 01 20:31:56.192 INFO kablam! 
Nov 01 20:31:56.249 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 5.33s
Nov 01 20:31:56.260 INFO kablam! su: No module specific data is present
Nov 01 20:31:57.632 INFO running `"docker" "rm" "-f" "118e6a4a9d7a0568568484172213f2566ff26eb29656a762600db54530bada8d"`
Nov 01 20:31:57.828 INFO blam! 118e6a4a9d7a0568568484172213f2566ff26eb29656a762600db54530bada8d