Nov 28 12:05:57.635 INFO checking Mustafa1606/rust against master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5 for pr-56074
Nov 28 12:05:57.636 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-7/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56074/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/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 +0b9f19dff1347e29bf4362ab5a8fab84b43023b5-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"`
Nov 28 12:05:58.001 INFO [stdout] a920dccb06c36c8a790ead37f1ec01695b23b2df28cebc418c9b4d7c58bc133e
Nov 28 12:05:58.006 INFO running `"docker" "start" "-a" "a920dccb06c36c8a790ead37f1ec01695b23b2df28cebc418c9b4d7c58bc133e"`
Nov 28 12:06:00.323 INFO [stderr] usermod: no changes
Nov 28 12:06:00.416 INFO [stderr]     Checking hello_world v0.0.1 (/source)
Nov 28 12:06:00.920 INFO [stderr] warning: unused variable: `z`
Nov 28 12:06:00.920 INFO [stderr]   --> src/main.rs:12:9
Nov 28 12:06:00.920 INFO [stderr]    |
Nov 28 12:06:00.920 INFO [stderr] 12 |     let (y,z) = (2,3);
Nov 28 12:06:00.920 INFO [stderr]    |            ^ help: consider using `_z` instead
Nov 28 12:06:00.920 INFO [stderr]    |
Nov 28 12:06:00.920 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 28 12:06:00.920 INFO [stderr] 
Nov 28 12:06:00.920 INFO [stderr] warning: unused variable: `b`
Nov 28 12:06:00.920 INFO [stderr]   --> src/main.rs:13:6
Nov 28 12:06:00.920 INFO [stderr]    |
Nov 28 12:06:00.920 INFO [stderr] 13 |     let b: i32 = 546;
Nov 28 12:06:00.920 INFO [stderr]    |         ^ help: consider using `_b` instead
Nov 28 12:06:00.920 INFO [stderr] 
Nov 28 12:06:00.920 INFO [stderr] warning: value assigned to `g` is never read
Nov 28 12:06:00.920 INFO [stderr]   --> src/main.rs:14:10
Nov 28 12:06:00.920 INFO [stderr]    |
Nov 28 12:06:00.920 INFO [stderr] 14 |     let mut g: i32 = 4897;
Nov 28 12:06:00.920 INFO [stderr]    |             ^
Nov 28 12:06:00.920 INFO [stderr]    |
Nov 28 12:06:00.920 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Nov 28 12:06:00.920 INFO [stderr] 
Nov 28 12:06:00.928 INFO [stderr] warning: function is never used: `diverges`
Nov 28 12:06:00.928 INFO [stderr]  --> src/main.rs:5:1
Nov 28 12:06:00.928 INFO [stderr]   |
Nov 28 12:06:00.928 INFO [stderr] 5 | fn diverges() -> ! {
Nov 28 12:06:00.928 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^
Nov 28 12:06:00.928 INFO [stderr]   |
Nov 28 12:06:00.928 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 28 12:06:00.928 INFO [stderr] 
Nov 28 12:06:01.032 INFO [stderr] warning: unused variable: `z`
Nov 28 12:06:01.032 INFO [stderr]   --> src/main.rs:12:9
Nov 28 12:06:01.032 INFO [stderr]    |
Nov 28 12:06:01.032 INFO [stderr] 12 |     let (y,z) = (2,3);
Nov 28 12:06:01.032 INFO [stderr]    |            ^ help: consider using `_z` instead
Nov 28 12:06:01.032 INFO [stderr]    |
Nov 28 12:06:01.032 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 28 12:06:01.032 INFO [stderr] 
Nov 28 12:06:01.032 INFO [stderr] warning: unused variable: `b`
Nov 28 12:06:01.032 INFO [stderr]   --> src/main.rs:13:6
Nov 28 12:06:01.032 INFO [stderr]    |
Nov 28 12:06:01.032 INFO [stderr] 13 |     let b: i32 = 546;
Nov 28 12:06:01.032 INFO [stderr]    |         ^ help: consider using `_b` instead
Nov 28 12:06:01.032 INFO [stderr] 
Nov 28 12:06:01.032 INFO [stderr] warning: value assigned to `g` is never read
Nov 28 12:06:01.032 INFO [stderr]   --> src/main.rs:14:10
Nov 28 12:06:01.032 INFO [stderr]    |
Nov 28 12:06:01.032 INFO [stderr] 14 |     let mut g: i32 = 4897;
Nov 28 12:06:01.032 INFO [stderr]    |             ^
Nov 28 12:06:01.032 INFO [stderr]    |
Nov 28 12:06:01.033 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Nov 28 12:06:01.033 INFO [stderr] 
Nov 28 12:06:01.037 INFO [stderr] warning: function is never used: `diverges`
Nov 28 12:06:01.037 INFO [stderr]  --> src/main.rs:5:1
Nov 28 12:06:01.037 INFO [stderr]   |
Nov 28 12:06:01.037 INFO [stderr] 5 | fn diverges() -> ! {
Nov 28 12:06:01.037 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^
Nov 28 12:06:01.037 INFO [stderr]   |
Nov 28 12:06:01.037 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 28 12:06:01.037 INFO [stderr] 
Nov 28 12:06:01.074 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.71s
Nov 28 12:06:01.074 INFO [stderr] su: No module specific data is present
Nov 28 12:06:01.915 INFO running `"docker" "inspect" "a920dccb06c36c8a790ead37f1ec01695b23b2df28cebc418c9b4d7c58bc133e"`
Nov 28 12:06:02.126 INFO running `"docker" "rm" "-f" "a920dccb06c36c8a790ead37f1ec01695b23b2df28cebc418c9b4d7c58bc133e"`
Nov 28 12:06:02.384 INFO [stdout] a920dccb06c36c8a790ead37f1ec01695b23b2df28cebc418c9b4d7c58bc133e