Dec 19 14:06:03.405 INFO checking kotokz/tc_tool against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 14:06:03.405 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-6/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/kotokz/tc_tool:/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" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 14:06:03.980 INFO [stdout] bacdff26c2e8479dd9f35b30759b3e77c6cd2cb29bc540970bbf57fe1305bbee
Dec 19 14:06:03.982 INFO running `"docker" "start" "-a" "bacdff26c2e8479dd9f35b30759b3e77c6cd2cb29bc540970bbf57fe1305bbee"`
Dec 19 14:06:06.239 INFO [stderr]     Checking tc_tool v0.1.0 (/opt/crater/workdir)
Dec 19 14:06:07.168 INFO [stderr] warning: variable does not need to be mutable
Dec 19 14:06:07.169 INFO [stderr]   --> src/logresult.rs:56:17
Dec 19 14:06:07.169 INFO [stderr]    |
Dec 19 14:06:07.170 INFO [stderr] 56 |             let mut result = self.0
Dec 19 14:06:07.170 INFO [stderr]    |                 ----^^^^^^
Dec 19 14:06:07.170 INFO [stderr]    |                 |
Dec 19 14:06:07.171 INFO [stderr]    |                 help: remove this `mut`
Dec 19 14:06:07.171 INFO [stderr]    |
Dec 19 14:06:07.171 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 19 14:06:07.171 INFO [stderr] 
Dec 19 14:06:07.188 INFO [stderr] warning: variable does not need to be mutable
Dec 19 14:06:07.189 INFO [stderr]    --> src/logresult.rs:131:13
Dec 19 14:06:07.189 INFO [stderr]     |
Dec 19 14:06:07.189 INFO [stderr] 131 |         let mut result = self.map
Dec 19 14:06:07.189 INFO [stderr]     |             ----^^^^^^
Dec 19 14:06:07.190 INFO [stderr]     |             |
Dec 19 14:06:07.190 INFO [stderr]     |             help: remove this `mut`
Dec 19 14:06:07.190 INFO [stderr] 
Dec 19 14:06:07.311 INFO [stderr] warning: variable does not need to be mutable
Dec 19 14:06:07.312 INFO [stderr]   --> src/logresult.rs:56:17
Dec 19 14:06:07.312 INFO [stderr]    |
Dec 19 14:06:07.312 INFO [stderr] 56 |             let mut result = self.0
Dec 19 14:06:07.313 INFO [stderr]    |                 ----^^^^^^
Dec 19 14:06:07.313 INFO [stderr]    |                 |
Dec 19 14:06:07.313 INFO [stderr]    |                 help: remove this `mut`
Dec 19 14:06:07.314 INFO [stderr]    |
Dec 19 14:06:07.314 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 19 14:06:07.314 INFO [stderr] 
Dec 19 14:06:07.318 INFO [stderr] warning: variable does not need to be mutable
Dec 19 14:06:07.319 INFO [stderr]    --> src/logresult.rs:131:13
Dec 19 14:06:07.319 INFO [stderr]     |
Dec 19 14:06:07.319 INFO [stderr] 131 |         let mut result = self.map
Dec 19 14:06:07.320 INFO [stderr]     |             ----^^^^^^
Dec 19 14:06:07.320 INFO [stderr]     |             |
Dec 19 14:06:07.320 INFO [stderr]     |             help: remove this `mut`
Dec 19 14:06:07.321 INFO [stderr] 
Dec 19 14:06:07.441 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.34s
Dec 19 14:06:09.123 INFO running `"docker" "inspect" "bacdff26c2e8479dd9f35b30759b3e77c6cd2cb29bc540970bbf57fe1305bbee"`
Dec 19 14:06:09.456 INFO running `"docker" "rm" "-f" "bacdff26c2e8479dd9f35b30759b3e77c6cd2cb29bc540970bbf57fe1305bbee"`
Dec 19 14:06:09.804 INFO [stdout] bacdff26c2e8479dd9f35b30759b3e77c6cd2cb29bc540970bbf57fe1305bbee