Dec 05 01:05:47.357 INFO checking Mustafa1606/rust against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 05 01:05:47.357 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-5/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56481/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/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 +1df97983eb2057dc6a8f7eb364e263b51ae23230-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 05 01:05:47.791 INFO [stdout] 0d82ba2d4225cf4014932597f3ed839863d891c457193137b1d268e72b1a6788
Dec 05 01:05:47.791 INFO running `"docker" "start" "-a" "0d82ba2d4225cf4014932597f3ed839863d891c457193137b1d268e72b1a6788"`
Dec 05 01:05:48.807 INFO [stderr] usermod: no changes
Dec 05 01:05:48.903 INFO [stderr]     Checking hello_world v0.0.1 (/source)
Dec 05 01:05:49.327 INFO [stderr] warning: unused variable: `z`
Dec 05 01:05:49.327 INFO [stderr]   --> src/main.rs:12:9
Dec 05 01:05:49.328 INFO [stderr]    |
Dec 05 01:05:49.328 INFO [stderr] 12 |     let (y,z) = (2,3);
Dec 05 01:05:49.328 INFO [stderr]    |            ^ help: consider using `_z` instead
Dec 05 01:05:49.329 INFO [stderr]    |
Dec 05 01:05:49.329 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 05 01:05:49.329 INFO [stderr] 
Dec 05 01:05:49.330 INFO [stderr] warning: unused variable: `b`
Dec 05 01:05:49.330 INFO [stderr]   --> src/main.rs:13:6
Dec 05 01:05:49.330 INFO [stderr]    |
Dec 05 01:05:49.331 INFO [stderr] 13 |     let b: i32 = 546;
Dec 05 01:05:49.331 INFO [stderr]    |         ^ help: consider using `_b` instead
Dec 05 01:05:49.331 INFO [stderr] 
Dec 05 01:05:49.331 INFO [stderr] warning: value assigned to `g` is never read
Dec 05 01:05:49.332 INFO [stderr]   --> src/main.rs:14:10
Dec 05 01:05:49.332 INFO [stderr]    |
Dec 05 01:05:49.332 INFO [stderr] 14 |     let mut g: i32 = 4897;
Dec 05 01:05:49.333 INFO [stderr]    |             ^
Dec 05 01:05:49.333 INFO [stderr]    |
Dec 05 01:05:49.333 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 05 01:05:49.334 INFO [stderr] 
Dec 05 01:05:49.334 INFO [stderr] warning: function is never used: `diverges`
Dec 05 01:05:49.334 INFO [stderr]  --> src/main.rs:5:1
Dec 05 01:05:49.335 INFO [stderr]   |
Dec 05 01:05:49.335 INFO [stderr] 5 | fn diverges() -> ! {
Dec 05 01:05:49.335 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^
Dec 05 01:05:49.335 INFO [stderr]   |
Dec 05 01:05:49.336 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 05 01:05:49.336 INFO [stderr] 
Dec 05 01:05:49.620 INFO [stderr] warning: unused variable: `z`
Dec 05 01:05:49.620 INFO [stderr]   --> src/main.rs:12:9
Dec 05 01:05:49.621 INFO [stderr]    |
Dec 05 01:05:49.621 INFO [stderr] 12 |     let (y,z) = (2,3);
Dec 05 01:05:49.621 INFO [stderr]    |            ^ help: consider using `_z` instead
Dec 05 01:05:49.621 INFO [stderr]    |
Dec 05 01:05:49.622 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 05 01:05:49.622 INFO [stderr] 
Dec 05 01:05:49.622 INFO [stderr] warning: unused variable: `b`
Dec 05 01:05:49.623 INFO [stderr]   --> src/main.rs:13:6
Dec 05 01:05:49.623 INFO [stderr]    |
Dec 05 01:05:49.623 INFO [stderr] 13 |     let b: i32 = 546;
Dec 05 01:05:49.623 INFO [stderr]    |         ^ help: consider using `_b` instead
Dec 05 01:05:49.623 INFO [stderr] 
Dec 05 01:05:49.623 INFO [stderr] warning: value assigned to `g` is never read
Dec 05 01:05:49.623 INFO [stderr]   --> src/main.rs:14:10
Dec 05 01:05:49.623 INFO [stderr]    |
Dec 05 01:05:49.623 INFO [stderr] 14 |     let mut g: i32 = 4897;
Dec 05 01:05:49.623 INFO [stderr]    |             ^
Dec 05 01:05:49.623 INFO [stderr]    |
Dec 05 01:05:49.623 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 05 01:05:49.623 INFO [stderr] 
Dec 05 01:05:49.628 INFO [stderr] warning: function is never used: `diverges`
Dec 05 01:05:49.628 INFO [stderr]  --> src/main.rs:5:1
Dec 05 01:05:49.628 INFO [stderr]   |
Dec 05 01:05:49.628 INFO [stderr] 5 | fn diverges() -> ! {
Dec 05 01:05:49.628 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^
Dec 05 01:05:49.628 INFO [stderr]   |
Dec 05 01:05:49.628 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 05 01:05:49.628 INFO [stderr] 
Dec 05 01:05:49.658 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.81s
Dec 05 01:05:49.660 INFO [stderr] su: No module specific data is present
Dec 05 01:05:50.671 INFO running `"docker" "inspect" "0d82ba2d4225cf4014932597f3ed839863d891c457193137b1d268e72b1a6788"`
Dec 05 01:05:50.955 INFO running `"docker" "rm" "-f" "0d82ba2d4225cf4014932597f3ed839863d891c457193137b1d268e72b1a6788"`
Dec 05 01:05:51.279 INFO [stdout] 0d82ba2d4225cf4014932597f3ed839863d891c457193137b1d268e72b1a6788