Dec 05 14:50:49.457 INFO checking cue_sheet-0.2.0 against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 05 14:50:49.457 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-3/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56481/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/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 +1df97983eb2057dc6a8f7eb364e263b51ae23230-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"`
Dec 05 14:50:49.691 INFO [stdout] 6985e44128f0d65f81186c9c0d3a759bb2626d96662c54af01e1bcd1a3631697
Dec 05 14:50:49.693 INFO running `"docker" "start" "-a" "6985e44128f0d65f81186c9c0d3a759bb2626d96662c54af01e1bcd1a3631697"`
Dec 05 14:50:50.259 INFO [stderr] usermod: no changes
Dec 05 14:50:50.329 INFO [stderr]     Checking cue_sheet v0.2.0 (/source)
Dec 05 14:50:53.791 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 14:50:53.791 INFO [stderr]   --> examples/to_mb.rs:64:9
Dec 05 14:50:53.791 INFO [stderr]    |
Dec 05 14:50:53.791 INFO [stderr] 64 |         file.read_to_string(&mut content);
Dec 05 14:50:53.791 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 14:50:53.791 INFO [stderr]    |
Dec 05 14:50:53.791 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 05 14:50:53.791 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 14:50:53.791 INFO [stderr] 
Dec 05 14:50:53.808 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.52s
Dec 05 14:50:53.813 INFO [stderr] su: No module specific data is present
Dec 05 14:50:54.522 INFO running `"docker" "inspect" "6985e44128f0d65f81186c9c0d3a759bb2626d96662c54af01e1bcd1a3631697"`
Dec 05 14:50:54.749 INFO running `"docker" "rm" "-f" "6985e44128f0d65f81186c9c0d3a759bb2626d96662c54af01e1bcd1a3631697"`
Dec 05 14:50:55.063 INFO [stdout] 6985e44128f0d65f81186c9c0d3a759bb2626d96662c54af01e1bcd1a3631697