Dec 19 18:36:05.577 INFO checking ctiedt/fibonacci against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 18:36:05.577 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-5/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/ctiedt/fibonacci:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 18:36:05.945 INFO [stdout] e5b5f29b83c9b7e1cf2eac5e4aafd350ff2c43f93f999eff8c4bc904447b5918
Dec 19 18:36:05.947 INFO running `"docker" "start" "-a" "e5b5f29b83c9b7e1cf2eac5e4aafd350ff2c43f93f999eff8c4bc904447b5918"`
Dec 19 18:36:07.883 INFO [stderr]    Compiling syn v0.14.8
Dec 19 18:36:15.236 INFO [stderr]    Compiling num-derive v0.2.2
Dec 19 18:36:16.755 INFO [stderr]     Checking image v0.19.0
Dec 19 18:36:21.534 INFO [stderr]     Checking fibonacci v0.1.0 (/opt/crater/workdir)
Dec 19 18:36:22.640 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 18:36:22.640 INFO [stderr]   --> src/main.rs:46:5
Dec 19 18:36:22.640 INFO [stderr]    |
Dec 19 18:36:22.640 INFO [stderr] 46 |     img.save(p);
Dec 19 18:36:22.640 INFO [stderr]    |     ^^^^^^^^^^^^
Dec 19 18:36:22.640 INFO [stderr]    |
Dec 19 18:36:22.640 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 19 18:36:22.640 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 18:36:22.640 INFO [stderr] 
Dec 19 18:36:22.720 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 18:36:22.720 INFO [stderr]   --> src/main.rs:46:5
Dec 19 18:36:22.720 INFO [stderr]    |
Dec 19 18:36:22.720 INFO [stderr] 46 |     img.save(p);
Dec 19 18:36:22.720 INFO [stderr]    |     ^^^^^^^^^^^^
Dec 19 18:36:22.720 INFO [stderr]    |
Dec 19 18:36:22.720 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 19 18:36:22.720 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 18:36:22.720 INFO [stderr] 
Dec 19 18:36:22.744 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.00s
Dec 19 18:36:24.032 INFO running `"docker" "inspect" "e5b5f29b83c9b7e1cf2eac5e4aafd350ff2c43f93f999eff8c4bc904447b5918"`
Dec 19 18:36:24.356 INFO running `"docker" "rm" "-f" "e5b5f29b83c9b7e1cf2eac5e4aafd350ff2c43f93f999eff8c4bc904447b5918"`
Dec 19 18:36:24.652 INFO [stdout] e5b5f29b83c9b7e1cf2eac5e4aafd350ff2c43f93f999eff8c4bc904447b5918