Dec 19 20:35:27.244 INFO checking ametisf/crop against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 20:35:27.244 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-4/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/ametisf/crop:/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 20:35:27.511 INFO [stdout] 3ef3618c9e9d3bbe7e5d0be389c488e6468e40939a741692605213f617c6d34c
Dec 19 20:35:27.515 INFO running `"docker" "start" "-a" "3ef3618c9e9d3bbe7e5d0be389c488e6468e40939a741692605213f617c6d34c"`
Dec 19 20:35:28.238 INFO [stderr]     Checking crop v0.1.0 (/opt/crater/workdir)
Dec 19 20:35:28.454 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 20:35:28.454 INFO [stderr]   --> src/main.rs:14:13
Dec 19 20:35:28.454 INFO [stderr]    |
Dec 19 20:35:28.454 INFO [stderr] 14 |             writeln!(stdout, "{}…", &line[0..column]);
Dec 19 20:35:28.454 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 20:35:28.454 INFO [stderr]    |
Dec 19 20:35:28.454 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 19 20:35:28.455 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 20:35:28.455 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 19 20:35:28.455 INFO [stderr] 
Dec 19 20:35:28.455 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 20:35:28.455 INFO [stderr]   --> src/main.rs:16:13
Dec 19 20:35:28.455 INFO [stderr]    |
Dec 19 20:35:28.455 INFO [stderr] 16 |             writeln!(stdout, "{}", &line);
Dec 19 20:35:28.455 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 20:35:28.459 INFO [stderr]    |
Dec 19 20:35:28.459 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 20:35:28.459 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 19 20:35:28.459 INFO [stderr] 
Dec 19 20:35:28.517 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 20:35:28.517 INFO [stderr]   --> src/main.rs:14:13
Dec 19 20:35:28.517 INFO [stderr]    |
Dec 19 20:35:28.517 INFO [stderr] 14 |             writeln!(stdout, "{}…", &line[0..column]);
Dec 19 20:35:28.517 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 20:35:28.517 INFO [stderr]    |
Dec 19 20:35:28.517 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 19 20:35:28.517 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 20:35:28.517 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 19 20:35:28.517 INFO [stderr] 
Dec 19 20:35:28.517 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 20:35:28.517 INFO [stderr]   --> src/main.rs:16:13
Dec 19 20:35:28.517 INFO [stderr]    |
Dec 19 20:35:28.517 INFO [stderr] 16 |             writeln!(stdout, "{}", &line);
Dec 19 20:35:28.518 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 20:35:28.518 INFO [stderr]    |
Dec 19 20:35:28.518 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 20:35:28.518 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 19 20:35:28.518 INFO [stderr] 
Dec 19 20:35:28.541 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.32s
Dec 19 20:35:28.806 INFO running `"docker" "inspect" "3ef3618c9e9d3bbe7e5d0be389c488e6468e40939a741692605213f617c6d34c"`
Dec 19 20:35:28.925 INFO running `"docker" "rm" "-f" "3ef3618c9e9d3bbe7e5d0be389c488e6468e40939a741692605213f617c6d34c"`
Dec 19 20:35:29.036 INFO [stdout] 3ef3618c9e9d3bbe7e5d0be389c488e6468e40939a741692605213f617c6d34c