Dec 18 06:20:25.114 INFO checking Mustafa1606/rust against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 06:20:25.114 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-3/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/Mustafa1606/rust:/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" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 06:20:25.702 INFO [stdout] 59a705b63078f99fa69a21916eebe30bf382b2e0830a231d728437954b43edf7
Dec 18 06:20:25.704 INFO running `"docker" "start" "-a" "59a705b63078f99fa69a21916eebe30bf382b2e0830a231d728437954b43edf7"`
Dec 18 06:20:27.848 INFO [stderr]     Checking hello_world v0.0.1 (/opt/crater/workdir)
Dec 18 06:20:28.076 INFO [stderr] warning: unused variable: `z`
Dec 18 06:20:28.076 INFO [stderr]   --> src/main.rs:12:9
Dec 18 06:20:28.076 INFO [stderr]    |
Dec 18 06:20:28.076 INFO [stderr] 12 |     let (y,z) = (2,3);
Dec 18 06:20:28.076 INFO [stderr]    |            ^ help: consider using `_z` instead
Dec 18 06:20:28.076 INFO [stderr]    |
Dec 18 06:20:28.076 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 18 06:20:28.076 INFO [stderr] 
Dec 18 06:20:28.076 INFO [stderr] warning: unused variable: `b`
Dec 18 06:20:28.076 INFO [stderr]   --> src/main.rs:13:6
Dec 18 06:20:28.076 INFO [stderr]    |
Dec 18 06:20:28.076 INFO [stderr] 13 |     let b: i32 = 546;
Dec 18 06:20:28.076 INFO [stderr]    |         ^ help: consider using `_b` instead
Dec 18 06:20:28.076 INFO [stderr] 
Dec 18 06:20:28.076 INFO [stderr] warning: value assigned to `g` is never read
Dec 18 06:20:28.076 INFO [stderr]   --> src/main.rs:14:10
Dec 18 06:20:28.076 INFO [stderr]    |
Dec 18 06:20:28.076 INFO [stderr] 14 |     let mut g: i32 = 4897;
Dec 18 06:20:28.076 INFO [stderr]    |             ^
Dec 18 06:20:28.076 INFO [stderr]    |
Dec 18 06:20:28.076 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 18 06:20:28.076 INFO [stderr] 
Dec 18 06:20:28.076 INFO [stderr] warning: function is never used: `diverges`
Dec 18 06:20:28.076 INFO [stderr]  --> src/main.rs:5:1
Dec 18 06:20:28.076 INFO [stderr]   |
Dec 18 06:20:28.076 INFO [stderr] 5 | fn diverges() -> ! {
Dec 18 06:20:28.076 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^
Dec 18 06:20:28.076 INFO [stderr]   |
Dec 18 06:20:28.076 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 18 06:20:28.076 INFO [stderr] 
Dec 18 06:20:28.172 INFO [stderr] warning: unused variable: `z`
Dec 18 06:20:28.172 INFO [stderr]   --> src/main.rs:12:9
Dec 18 06:20:28.172 INFO [stderr]    |
Dec 18 06:20:28.172 INFO [stderr] 12 |     let (y,z) = (2,3);
Dec 18 06:20:28.172 INFO [stderr]    |            ^ help: consider using `_z` instead
Dec 18 06:20:28.172 INFO [stderr]    |
Dec 18 06:20:28.172 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 18 06:20:28.172 INFO [stderr] 
Dec 18 06:20:28.172 INFO [stderr] warning: unused variable: `b`
Dec 18 06:20:28.172 INFO [stderr]   --> src/main.rs:13:6
Dec 18 06:20:28.172 INFO [stderr]    |
Dec 18 06:20:28.172 INFO [stderr] 13 |     let b: i32 = 546;
Dec 18 06:20:28.172 INFO [stderr]    |         ^ help: consider using `_b` instead
Dec 18 06:20:28.172 INFO [stderr] 
Dec 18 06:20:28.172 INFO [stderr] warning: value assigned to `g` is never read
Dec 18 06:20:28.172 INFO [stderr]   --> src/main.rs:14:10
Dec 18 06:20:28.172 INFO [stderr]    |
Dec 18 06:20:28.172 INFO [stderr] 14 |     let mut g: i32 = 4897;
Dec 18 06:20:28.172 INFO [stderr]    |             ^
Dec 18 06:20:28.172 INFO [stderr]    |
Dec 18 06:20:28.172 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 18 06:20:28.172 INFO [stderr] 
Dec 18 06:20:28.175 INFO [stderr] warning: function is never used: `diverges`
Dec 18 06:20:28.175 INFO [stderr]  --> src/main.rs:5:1
Dec 18 06:20:28.175 INFO [stderr]   |
Dec 18 06:20:28.175 INFO [stderr] 5 | fn diverges() -> ! {
Dec 18 06:20:28.175 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^
Dec 18 06:20:28.175 INFO [stderr]   |
Dec 18 06:20:28.175 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 18 06:20:28.175 INFO [stderr] 
Dec 18 06:20:28.197 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.37s
Dec 18 06:20:29.252 INFO running `"docker" "inspect" "59a705b63078f99fa69a21916eebe30bf382b2e0830a231d728437954b43edf7"`
Dec 18 06:20:29.532 INFO running `"docker" "rm" "-f" "59a705b63078f99fa69a21916eebe30bf382b2e0830a231d728437954b43edf7"`
Dec 18 06:20:29.900 INFO [stdout] 59a705b63078f99fa69a21916eebe30bf382b2e0830a231d728437954b43edf7