Dec 05 19:48:34.737 INFO testing jinkaitoo/hello_world against try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468 for pr-56514
Dec 05 19:48:34.738 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-2/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-alt build --frozen" "-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 19:48:34.910 INFO [stdout] 52107ea21c803375eed365a0fafd1bd65e1d4afe4009e17f19ec60602b84a613
Dec 05 19:48:34.914 INFO running `"docker" "start" "-a" "52107ea21c803375eed365a0fafd1bd65e1d4afe4009e17f19ec60602b84a613"`
Dec 05 19:48:35.297 INFO [stderr] usermod: no changes
Dec 05 19:48:35.343 INFO [stderr]    Compiling hello_world v0.1.0 (/source)
Dec 05 19:48:35.608 INFO [stderr] warning: value assigned to `x` is never read
Dec 05 19:48:35.608 INFO [stderr]  --> src/main.rs:2:13
Dec 05 19:48:35.608 INFO [stderr]   |
Dec 05 19:48:35.608 INFO [stderr] 2 |     let mut x: i32 = 1;
Dec 05 19:48:35.608 INFO [stderr]   |             ^
Dec 05 19:48:35.608 INFO [stderr]   |
Dec 05 19:48:35.608 INFO [stderr]   = note: #[warn(unused_assignments)] on by default
Dec 05 19:48:35.608 INFO [stderr] 
Dec 05 19:48:35.608 INFO [stderr] warning: unused variable: `y`
Dec 05 19:48:35.608 INFO [stderr]  --> src/main.rs:6:9
Dec 05 19:48:35.608 INFO [stderr]   |
Dec 05 19:48:35.608 INFO [stderr] 6 |     let y = 4;
Dec 05 19:48:35.608 INFO [stderr]   |         ^ help: consider using `_y` instead
Dec 05 19:48:35.608 INFO [stderr]   |
Dec 05 19:48:35.608 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Dec 05 19:48:35.608 INFO [stderr] 
Dec 05 19:48:35.884 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.55s
Dec 05 19:48:35.887 INFO [stderr] su: No module specific data is present
Dec 05 19:48:36.418 INFO running `"docker" "inspect" "52107ea21c803375eed365a0fafd1bd65e1d4afe4009e17f19ec60602b84a613"`
Dec 05 19:48:36.886 INFO running `"docker" "rm" "-f" "52107ea21c803375eed365a0fafd1bd65e1d4afe4009e17f19ec60602b84a613"`
Dec 05 19:48:37.253 INFO [stdout] 52107ea21c803375eed365a0fafd1bd65e1d4afe4009e17f19ec60602b84a613
Dec 05 19:48:37.260 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-2/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-alt test --frozen --no-run" "-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 19:48:37.676 INFO [stdout] fe86c247c450634f999152d399c2a3e474a7630b6a11bd10c726052ccb35d9d0
Dec 05 19:48:37.680 INFO running `"docker" "start" "-a" "fe86c247c450634f999152d399c2a3e474a7630b6a11bd10c726052ccb35d9d0"`
Dec 05 19:48:38.256 INFO [stderr] usermod: no changes
Dec 05 19:48:38.284 INFO [stderr]    Compiling hello_world v0.1.0 (/source)
Dec 05 19:48:38.555 INFO [stderr] warning: value assigned to `x` is never read
Dec 05 19:48:38.555 INFO [stderr]  --> src/main.rs:2:13
Dec 05 19:48:38.555 INFO [stderr]   |
Dec 05 19:48:38.555 INFO [stderr] 2 |     let mut x: i32 = 1;
Dec 05 19:48:38.555 INFO [stderr]   |             ^
Dec 05 19:48:38.555 INFO [stderr]   |
Dec 05 19:48:38.555 INFO [stderr]   = note: #[warn(unused_assignments)] on by default
Dec 05 19:48:38.555 INFO [stderr] 
Dec 05 19:48:38.555 INFO [stderr] warning: unused variable: `y`
Dec 05 19:48:38.555 INFO [stderr]  --> src/main.rs:6:9
Dec 05 19:48:38.555 INFO [stderr]   |
Dec 05 19:48:38.555 INFO [stderr] 6 |     let y = 4;
Dec 05 19:48:38.555 INFO [stderr]   |         ^ help: consider using `_y` instead
Dec 05 19:48:38.555 INFO [stderr]   |
Dec 05 19:48:38.555 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Dec 05 19:48:38.555 INFO [stderr] 
Dec 05 19:48:38.762 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.49s
Dec 05 19:48:38.765 INFO [stderr] su: No module specific data is present
Dec 05 19:48:39.022 INFO running `"docker" "inspect" "fe86c247c450634f999152d399c2a3e474a7630b6a11bd10c726052ccb35d9d0"`
Dec 05 19:48:39.090 INFO running `"docker" "rm" "-f" "fe86c247c450634f999152d399c2a3e474a7630b6a11bd10c726052ccb35d9d0"`
Dec 05 19:48:39.190 INFO [stdout] fe86c247c450634f999152d399c2a3e474a7630b6a11bd10c726052ccb35d9d0
Dec 05 19:48:39.193 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-2/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-alt test --frozen" "-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 19:48:39.345 INFO [stdout] f28eb7a4844f6c0a627a5f1daa6a717c835c02e3282783795e8ab8d8876e7204
Dec 05 19:48:39.347 INFO running `"docker" "start" "-a" "f28eb7a4844f6c0a627a5f1daa6a717c835c02e3282783795e8ab8d8876e7204"`
Dec 05 19:48:39.792 INFO [stderr] usermod: no changes
Dec 05 19:48:39.815 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
Dec 05 19:48:39.816 INFO [stderr]      Running /target/debug/deps/hello_world-f01c3b95f35b9509
Dec 05 19:48:39.817 INFO [stdout] 
Dec 05 19:48:39.817 INFO [stdout] running 0 tests
Dec 05 19:48:39.817 INFO [stdout] 
Dec 05 19:48:39.817 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 05 19:48:39.817 INFO [stdout] 
Dec 05 19:48:39.817 INFO [stderr] su: No module specific data is present
Dec 05 19:48:40.049 INFO running `"docker" "inspect" "f28eb7a4844f6c0a627a5f1daa6a717c835c02e3282783795e8ab8d8876e7204"`
Dec 05 19:48:40.109 INFO running `"docker" "rm" "-f" "f28eb7a4844f6c0a627a5f1daa6a717c835c02e3282783795e8ab8d8876e7204"`
Dec 05 19:48:40.193 INFO [stdout] f28eb7a4844f6c0a627a5f1daa6a717c835c02e3282783795e8ab8d8876e7204