Dec 11 20:57:07.473 INFO checking cheshyre/project-euler against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 11 20:57:07.473 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-7/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/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 +3a75e80557a103497cffbcab395a2f37061a77ea-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 11 20:57:07.720 INFO [stdout] c052bebaf48b2717e1fa5f844cc4f1853a0e1ce863efe67efa3b7d2015e77b75
Dec 11 20:57:07.726 INFO running `"docker" "start" "-a" "c052bebaf48b2717e1fa5f844cc4f1853a0e1ce863efe67efa3b7d2015e77b75"`
Dec 11 20:57:08.900 INFO [stderr] usermod: no changes
Dec 11 20:57:09.038 INFO [stderr]     Checking project_euler v0.1.0 (/source)
Dec 11 20:57:11.380 INFO [stderr] warning: unused variable: `break_again`
Dec 11 20:57:11.380 INFO [stderr]  --> src/bin/p00004.rs:9:13
Dec 11 20:57:11.380 INFO [stderr]   |
Dec 11 20:57:11.380 INFO [stderr] 9 |     let mut break_again = false;
Dec 11 20:57:11.380 INFO [stderr]   |             ^^^^^^^^^^^ help: consider using `_break_again` instead
Dec 11 20:57:11.380 INFO [stderr]   |
Dec 11 20:57:11.380 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Dec 11 20:57:11.380 INFO [stderr] 
Dec 11 20:57:11.392 INFO [stderr] warning: variable does not need to be mutable
Dec 11 20:57:11.392 INFO [stderr]  --> src/bin/p00004.rs:9:9
Dec 11 20:57:11.392 INFO [stderr]   |
Dec 11 20:57:11.392 INFO [stderr] 9 |     let mut break_again = false;
Dec 11 20:57:11.392 INFO [stderr]   |         ----^^^^^^^^^^^
Dec 11 20:57:11.392 INFO [stderr]   |         |
Dec 11 20:57:11.392 INFO [stderr]   |         help: remove this `mut`
Dec 11 20:57:11.392 INFO [stderr]   |
Dec 11 20:57:11.392 INFO [stderr]   = note: #[warn(unused_mut)] on by default
Dec 11 20:57:11.392 INFO [stderr] 
Dec 11 20:57:13.156 INFO [stderr] warning: unused variable: `break_again`
Dec 11 20:57:13.156 INFO [stderr]  --> src/bin/p00004.rs:9:13
Dec 11 20:57:13.156 INFO [stderr]   |
Dec 11 20:57:13.156 INFO [stderr] 9 |     let mut break_again = false;
Dec 11 20:57:13.156 INFO [stderr]   |             ^^^^^^^^^^^ help: consider using `_break_again` instead
Dec 11 20:57:13.156 INFO [stderr]   |
Dec 11 20:57:13.156 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Dec 11 20:57:13.156 INFO [stderr] 
Dec 11 20:57:13.160 INFO [stderr] warning: variable does not need to be mutable
Dec 11 20:57:13.160 INFO [stderr]  --> src/bin/p00004.rs:9:9
Dec 11 20:57:13.160 INFO [stderr]   |
Dec 11 20:57:13.160 INFO [stderr] 9 |     let mut break_again = false;
Dec 11 20:57:13.160 INFO [stderr]   |         ----^^^^^^^^^^^
Dec 11 20:57:13.160 INFO [stderr]   |         |
Dec 11 20:57:13.160 INFO [stderr]   |         help: remove this `mut`
Dec 11 20:57:13.160 INFO [stderr]   |
Dec 11 20:57:13.160 INFO [stderr]   = note: #[warn(unused_mut)] on by default
Dec 11 20:57:13.160 INFO [stderr] 
Dec 11 20:57:13.177 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.23s
Dec 11 20:57:13.185 INFO [stderr] su: No module specific data is present
Dec 11 20:57:13.806 INFO running `"docker" "inspect" "c052bebaf48b2717e1fa5f844cc4f1853a0e1ce863efe67efa3b7d2015e77b75"`
Dec 11 20:57:14.156 INFO running `"docker" "rm" "-f" "c052bebaf48b2717e1fa5f844cc4f1853a0e1ce863efe67efa3b7d2015e77b75"`
Dec 11 20:57:14.512 INFO [stdout] c052bebaf48b2717e1fa5f844cc4f1853a0e1ce863efe67efa3b7d2015e77b75