Dec 05 01:05:51.372 INFO checking Mustafa1606/rust against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 05 01:05:51.372 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-5/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/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 +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-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 01:05:51.796 INFO [stdout] c80c3bfae6caa377b175dd246afea5074366d9ca0892c8325abc13877639a8bf
Dec 05 01:05:51.798 INFO running `"docker" "start" "-a" "c80c3bfae6caa377b175dd246afea5074366d9ca0892c8325abc13877639a8bf"`
Dec 05 01:05:54.154 INFO [stderr] usermod: no changes
Dec 05 01:05:54.263 INFO [stderr]     Checking hello_world v0.0.1 (/source)
Dec 05 01:05:54.992 INFO [stderr] warning: unused variable: `z`
Dec 05 01:05:54.992 INFO [stderr]   --> src/main.rs:12:9
Dec 05 01:05:54.993 INFO [stderr]    |
Dec 05 01:05:54.993 INFO [stderr] 12 |     let (y,z) = (2,3);
Dec 05 01:05:54.994 INFO [stderr]    |            ^ help: consider using `_z` instead
Dec 05 01:05:54.994 INFO [stderr]    |
Dec 05 01:05:54.994 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 05 01:05:54.995 INFO [stderr] 
Dec 05 01:05:54.995 INFO [stderr] warning: unused variable: `b`
Dec 05 01:05:54.995 INFO [stderr]   --> src/main.rs:13:6
Dec 05 01:05:54.995 INFO [stderr]    |
Dec 05 01:05:54.996 INFO [stderr] 13 |     let b: i32 = 546;
Dec 05 01:05:54.996 INFO [stderr]    |         ^ help: consider using `_b` instead
Dec 05 01:05:54.996 INFO [stderr] 
Dec 05 01:05:54.997 INFO [stderr] warning: value assigned to `g` is never read
Dec 05 01:05:54.997 INFO [stderr]   --> src/main.rs:14:10
Dec 05 01:05:54.997 INFO [stderr]    |
Dec 05 01:05:54.997 INFO [stderr] 14 |     let mut g: i32 = 4897;
Dec 05 01:05:54.998 INFO [stderr]    |             ^
Dec 05 01:05:54.998 INFO [stderr]    |
Dec 05 01:05:54.998 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 05 01:05:54.998 INFO [stderr] 
Dec 05 01:05:55.003 INFO [stderr] warning: function is never used: `diverges`
Dec 05 01:05:55.003 INFO [stderr]  --> src/main.rs:5:1
Dec 05 01:05:55.004 INFO [stderr]   |
Dec 05 01:05:55.004 INFO [stderr] 5 | fn diverges() -> ! {
Dec 05 01:05:55.004 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^
Dec 05 01:05:55.004 INFO [stderr]   |
Dec 05 01:05:55.005 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 05 01:05:55.005 INFO [stderr] 
Dec 05 01:05:55.156 INFO [stderr] warning: unused variable: `z`
Dec 05 01:05:55.156 INFO [stderr]   --> src/main.rs:12:9
Dec 05 01:05:55.156 INFO [stderr]    |
Dec 05 01:05:55.157 INFO [stderr] 12 |     let (y,z) = (2,3);
Dec 05 01:05:55.157 INFO [stderr]    |            ^ help: consider using `_z` instead
Dec 05 01:05:55.157 INFO [stderr]    |
Dec 05 01:05:55.158 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 05 01:05:55.158 INFO [stderr] 
Dec 05 01:05:55.158 INFO [stderr] warning: unused variable: `b`
Dec 05 01:05:55.159 INFO [stderr]   --> src/main.rs:13:6
Dec 05 01:05:55.159 INFO [stderr]    |
Dec 05 01:05:55.159 INFO [stderr] 13 |     let b: i32 = 546;
Dec 05 01:05:55.159 INFO [stderr]    |         ^ help: consider using `_b` instead
Dec 05 01:05:55.160 INFO [stderr] 
Dec 05 01:05:55.160 INFO [stderr] warning: value assigned to `g` is never read
Dec 05 01:05:55.160 INFO [stderr]   --> src/main.rs:14:10
Dec 05 01:05:55.161 INFO [stderr]    |
Dec 05 01:05:55.161 INFO [stderr] 14 |     let mut g: i32 = 4897;
Dec 05 01:05:55.161 INFO [stderr]    |             ^
Dec 05 01:05:55.161 INFO [stderr]    |
Dec 05 01:05:55.162 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 05 01:05:55.162 INFO [stderr] 
Dec 05 01:05:55.171 INFO [stderr] warning: function is never used: `diverges`
Dec 05 01:05:55.171 INFO [stderr]  --> src/main.rs:5:1
Dec 05 01:05:55.171 INFO [stderr]   |
Dec 05 01:05:55.172 INFO [stderr] 5 | fn diverges() -> ! {
Dec 05 01:05:55.172 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^
Dec 05 01:05:55.172 INFO [stderr]   |
Dec 05 01:05:55.173 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 05 01:05:55.173 INFO [stderr] 
Dec 05 01:05:55.210 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.02s
Dec 05 01:05:55.219 INFO [stderr] su: No module specific data is present
Dec 05 01:05:56.679 INFO running `"docker" "inspect" "c80c3bfae6caa377b175dd246afea5074366d9ca0892c8325abc13877639a8bf"`
Dec 05 01:05:57.093 INFO running `"docker" "rm" "-f" "c80c3bfae6caa377b175dd246afea5074366d9ca0892c8325abc13877639a8bf"`
Dec 05 01:05:57.456 INFO [stdout] c80c3bfae6caa377b175dd246afea5074366d9ca0892c8325abc13877639a8bf