Dec 13 15:28:24.782 INFO testing jinkaitoo/hello_world against try#aa49d8ef14939ddec0e34b346b60174a5673d48f for pr-56550
Dec 13 15:28:24.782 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-5/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-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 13 15:28:25.237 INFO [stdout] b5cff42802b110ea89057b3d673c4c7741e6f6bfeb9624fccc10a47c8114ffab
Dec 13 15:28:25.237 INFO running `"docker" "start" "-a" "b5cff42802b110ea89057b3d673c4c7741e6f6bfeb9624fccc10a47c8114ffab"`
Dec 13 15:28:26.157 INFO [stderr] usermod: no changes
Dec 13 15:28:26.219 INFO [stderr]    Compiling hello_world v0.1.0 (/source)
Dec 13 15:28:26.499 INFO [stderr] warning: value assigned to `x` is never read
Dec 13 15:28:26.499 INFO [stderr]  --> src/main.rs:2:13
Dec 13 15:28:26.499 INFO [stderr]   |
Dec 13 15:28:26.499 INFO [stderr] 2 |     let mut x: i32 = 1;
Dec 13 15:28:26.499 INFO [stderr]   |             ^
Dec 13 15:28:26.499 INFO [stderr]   |
Dec 13 15:28:26.499 INFO [stderr]   = note: #[warn(unused_assignments)] on by default
Dec 13 15:28:26.499 INFO [stderr] 
Dec 13 15:28:26.499 INFO [stderr] warning: unused variable: `y`
Dec 13 15:28:26.499 INFO [stderr]  --> src/main.rs:6:9
Dec 13 15:28:26.499 INFO [stderr]   |
Dec 13 15:28:26.499 INFO [stderr] 6 |     let y = 4;
Dec 13 15:28:26.499 INFO [stderr]   |         ^ help: consider using `_y` instead
Dec 13 15:28:26.499 INFO [stderr]   |
Dec 13 15:28:26.499 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Dec 13 15:28:26.499 INFO [stderr] 
Dec 13 15:28:26.750 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.56s
Dec 13 15:28:26.750 INFO [stderr] su: No module specific data is present
Dec 13 15:28:27.143 INFO running `"docker" "inspect" "b5cff42802b110ea89057b3d673c4c7741e6f6bfeb9624fccc10a47c8114ffab"`
Dec 13 15:28:27.320 INFO running `"docker" "rm" "-f" "b5cff42802b110ea89057b3d673c4c7741e6f6bfeb9624fccc10a47c8114ffab"`
Dec 13 15:28:27.442 INFO [stdout] b5cff42802b110ea89057b3d673c4c7741e6f6bfeb9624fccc10a47c8114ffab
Dec 13 15:28:27.442 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-5/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-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 13 15:28:27.654 INFO [stdout] c0b32eab5dc166f3b8581178a095346fdcaf52695deb5d2bacfb79182468af8f
Dec 13 15:28:27.660 INFO running `"docker" "start" "-a" "c0b32eab5dc166f3b8581178a095346fdcaf52695deb5d2bacfb79182468af8f"`
Dec 13 15:28:28.258 INFO [stderr] usermod: no changes
Dec 13 15:28:28.291 INFO [stderr]    Compiling hello_world v0.1.0 (/source)
Dec 13 15:28:28.627 INFO [stderr] warning: value assigned to `x` is never read
Dec 13 15:28:28.627 INFO [stderr]  --> src/main.rs:2:13
Dec 13 15:28:28.627 INFO [stderr]   |
Dec 13 15:28:28.627 INFO [stderr] 2 |     let mut x: i32 = 1;
Dec 13 15:28:28.627 INFO [stderr]   |             ^
Dec 13 15:28:28.627 INFO [stderr]   |
Dec 13 15:28:28.627 INFO [stderr]   = note: #[warn(unused_assignments)] on by default
Dec 13 15:28:28.627 INFO [stderr] 
Dec 13 15:28:28.627 INFO [stderr] warning: unused variable: `y`
Dec 13 15:28:28.627 INFO [stderr]  --> src/main.rs:6:9
Dec 13 15:28:28.627 INFO [stderr]   |
Dec 13 15:28:28.627 INFO [stderr] 6 |     let y = 4;
Dec 13 15:28:28.627 INFO [stderr]   |         ^ help: consider using `_y` instead
Dec 13 15:28:28.627 INFO [stderr]   |
Dec 13 15:28:28.627 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Dec 13 15:28:28.627 INFO [stderr] 
Dec 13 15:28:28.899 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.62s
Dec 13 15:28:28.899 INFO [stderr] su: No module specific data is present
Dec 13 15:28:29.260 INFO running `"docker" "inspect" "c0b32eab5dc166f3b8581178a095346fdcaf52695deb5d2bacfb79182468af8f"`
Dec 13 15:28:29.348 INFO running `"docker" "rm" "-f" "c0b32eab5dc166f3b8581178a095346fdcaf52695deb5d2bacfb79182468af8f"`
Dec 13 15:28:29.435 INFO [stdout] c0b32eab5dc166f3b8581178a095346fdcaf52695deb5d2bacfb79182468af8f
Dec 13 15:28:29.438 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-5/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-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 13 15:28:29.643 INFO [stdout] ac7cae78119f2277eb88210594a0f87c0c72f0fc82d16780897ebfc0f7008f77
Dec 13 15:28:29.645 INFO running `"docker" "start" "-a" "ac7cae78119f2277eb88210594a0f87c0c72f0fc82d16780897ebfc0f7008f77"`
Dec 13 15:28:30.699 INFO [stderr] usermod: no changes
Dec 13 15:28:30.751 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
Dec 13 15:28:30.751 INFO [stderr]      Running /target/debug/deps/hello_world-c7f5f0fd61016469
Dec 13 15:28:30.755 INFO [stdout] 
Dec 13 15:28:30.755 INFO [stdout] running 0 tests
Dec 13 15:28:30.755 INFO [stdout] 
Dec 13 15:28:30.755 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 15:28:30.755 INFO [stdout] 
Dec 13 15:28:30.757 INFO [stderr] su: No module specific data is present
Dec 13 15:28:31.329 INFO running `"docker" "inspect" "ac7cae78119f2277eb88210594a0f87c0c72f0fc82d16780897ebfc0f7008f77"`
Dec 13 15:28:31.501 INFO running `"docker" "rm" "-f" "ac7cae78119f2277eb88210594a0f87c0c72f0fc82d16780897ebfc0f7008f77"`
Dec 13 15:28:31.769 INFO [stdout] ac7cae78119f2277eb88210594a0f87c0c72f0fc82d16780897ebfc0f7008f77