Dec 13 18:47:51.327 INFO testing gannonchan/var_study against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 13 18:47:51.327 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-4/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 18:47:51.732 INFO [stdout] 0cd2f30fca73f1a9e94ed043008d47f6305a8de3b2ad50704bf0036deecec468
Dec 13 18:47:51.736 INFO running `"docker" "start" "-a" "0cd2f30fca73f1a9e94ed043008d47f6305a8de3b2ad50704bf0036deecec468"`
Dec 13 18:47:52.448 INFO [stderr] usermod: no changes
Dec 13 18:47:52.475 INFO [stderr]    Compiling var_study v0.1.0 (/source)
Dec 13 18:47:52.799 INFO [stderr] warning: unused variable: `first_name`
Dec 13 18:47:52.799 INFO [stderr]   --> src/main.rs:23:9
Dec 13 18:47:52.799 INFO [stderr]    |
Dec 13 18:47:52.799 INFO [stderr] 23 |     let first_name = String::from("0");
Dec 13 18:47:52.799 INFO [stderr]    |         ^^^^^^^^^^ help: consider using `_first_name` instead
Dec 13 18:47:52.799 INFO [stderr]    |
Dec 13 18:47:52.799 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 13 18:47:52.799 INFO [stderr] 
Dec 13 18:47:52.799 INFO [stderr] warning: unused variable: `last_name`
Dec 13 18:47:52.799 INFO [stderr]   --> src/main.rs:24:9
Dec 13 18:47:52.799 INFO [stderr]    |
Dec 13 18:47:52.799 INFO [stderr] 24 |     let last_name = String::from("张三");
Dec 13 18:47:52.799 INFO [stderr]    |         ^^^^^^^^^ help: consider using `_last_name` instead
Dec 13 18:47:52.799 INFO [stderr] 
Dec 13 18:47:52.799 INFO [stderr] warning: unused variable: `f`
Dec 13 18:47:52.799 INFO [stderr]   --> src/main.rs:73:9
Dec 13 18:47:52.799 INFO [stderr]    |
Dec 13 18:47:52.799 INFO [stderr] 73 |     let f = match f {   //使用match判断打开文件是否出现错误
Dec 13 18:47:52.799 INFO [stderr]    |         ^ help: consider using `_f` instead
Dec 13 18:47:52.799 INFO [stderr] 
Dec 13 18:47:52.799 INFO [stderr] warning: unused variable: `f`
Dec 13 18:47:52.799 INFO [stderr]   --> src/main.rs:95:9
Dec 13 18:47:52.799 INFO [stderr]    |
Dec 13 18:47:52.799 INFO [stderr] 95 |     let f = File::open("d:\\hello.txt").unwrap();
Dec 13 18:47:52.799 INFO [stderr]    |         ^ help: consider using `_f` instead
Dec 13 18:47:52.799 INFO [stderr] 
Dec 13 18:47:52.799 INFO [stderr] warning: unused variable: `f`
Dec 13 18:47:52.799 INFO [stderr]   --> src/main.rs:97:9
Dec 13 18:47:52.799 INFO [stderr]    |
Dec 13 18:47:52.799 INFO [stderr] 97 |     let f = File::open("d:\\hello.txt").expect("打开文件发生错误！");
Dec 13 18:47:52.799 INFO [stderr]    |         ^ help: consider using `_f` instead
Dec 13 18:47:52.799 INFO [stderr] 
Dec 13 18:47:53.347 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.88s
Dec 13 18:47:53.350 INFO [stderr] su: No module specific data is present
Dec 13 18:47:53.640 INFO running `"docker" "inspect" "0cd2f30fca73f1a9e94ed043008d47f6305a8de3b2ad50704bf0036deecec468"`
Dec 13 18:47:53.731 INFO running `"docker" "rm" "-f" "0cd2f30fca73f1a9e94ed043008d47f6305a8de3b2ad50704bf0036deecec468"`
Dec 13 18:47:53.866 INFO [stdout] 0cd2f30fca73f1a9e94ed043008d47f6305a8de3b2ad50704bf0036deecec468
Dec 13 18:47:53.868 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-4/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 18:47:54.034 INFO [stdout] ab41afc6b886ecc21b1f067155f75727f003c23b6cb30ea689c36f947c3661e2
Dec 13 18:47:54.036 INFO running `"docker" "start" "-a" "ab41afc6b886ecc21b1f067155f75727f003c23b6cb30ea689c36f947c3661e2"`
Dec 13 18:47:54.472 INFO [stderr] usermod: no changes
Dec 13 18:47:54.507 INFO [stderr]    Compiling var_study v0.1.0 (/source)
Dec 13 18:47:54.861 INFO [stderr] warning: unused variable: `first_name`
Dec 13 18:47:54.861 INFO [stderr]   --> src/main.rs:23:9
Dec 13 18:47:54.861 INFO [stderr]    |
Dec 13 18:47:54.861 INFO [stderr] 23 |     let first_name = String::from("0");
Dec 13 18:47:54.861 INFO [stderr]    |         ^^^^^^^^^^ help: consider using `_first_name` instead
Dec 13 18:47:54.861 INFO [stderr]    |
Dec 13 18:47:54.861 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 13 18:47:54.861 INFO [stderr] 
Dec 13 18:47:54.861 INFO [stderr] warning: unused variable: `last_name`
Dec 13 18:47:54.861 INFO [stderr]   --> src/main.rs:24:9
Dec 13 18:47:54.861 INFO [stderr]    |
Dec 13 18:47:54.861 INFO [stderr] 24 |     let last_name = String::from("张三");
Dec 13 18:47:54.861 INFO [stderr]    |         ^^^^^^^^^ help: consider using `_last_name` instead
Dec 13 18:47:54.861 INFO [stderr] 
Dec 13 18:47:54.861 INFO [stderr] warning: unused variable: `f`
Dec 13 18:47:54.861 INFO [stderr]   --> src/main.rs:73:9
Dec 13 18:47:54.861 INFO [stderr]    |
Dec 13 18:47:54.861 INFO [stderr] 73 |     let f = match f {   //使用match判断打开文件是否出现错误
Dec 13 18:47:54.861 INFO [stderr]    |         ^ help: consider using `_f` instead
Dec 13 18:47:54.861 INFO [stderr] 
Dec 13 18:47:54.861 INFO [stderr] warning: unused variable: `f`
Dec 13 18:47:54.861 INFO [stderr]   --> src/main.rs:95:9
Dec 13 18:47:54.861 INFO [stderr]    |
Dec 13 18:47:54.861 INFO [stderr] 95 |     let f = File::open("d:\\hello.txt").unwrap();
Dec 13 18:47:54.861 INFO [stderr]    |         ^ help: consider using `_f` instead
Dec 13 18:47:54.861 INFO [stderr] 
Dec 13 18:47:54.861 INFO [stderr] warning: unused variable: `f`
Dec 13 18:47:54.861 INFO [stderr]   --> src/main.rs:97:9
Dec 13 18:47:54.861 INFO [stderr]    |
Dec 13 18:47:54.861 INFO [stderr] 97 |     let f = File::open("d:\\hello.txt").expect("打开文件发生错误！");
Dec 13 18:47:54.861 INFO [stderr]    |         ^ help: consider using `_f` instead
Dec 13 18:47:54.861 INFO [stderr] 
Dec 13 18:47:55.120 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.63s
Dec 13 18:47:55.122 INFO [stderr] su: No module specific data is present
Dec 13 18:47:55.388 INFO running `"docker" "inspect" "ab41afc6b886ecc21b1f067155f75727f003c23b6cb30ea689c36f947c3661e2"`
Dec 13 18:47:55.486 INFO running `"docker" "rm" "-f" "ab41afc6b886ecc21b1f067155f75727f003c23b6cb30ea689c36f947c3661e2"`
Dec 13 18:47:55.584 INFO [stdout] ab41afc6b886ecc21b1f067155f75727f003c23b6cb30ea689c36f947c3661e2
Dec 13 18:47:55.728 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-4/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 18:47:55.949 INFO [stdout] 6b648ab662f454efd4585d105ded4859bdc19fd5018d4d8eed084de7dcb1acd6
Dec 13 18:47:56.129 INFO running `"docker" "start" "-a" "6b648ab662f454efd4585d105ded4859bdc19fd5018d4d8eed084de7dcb1acd6"`
Dec 13 18:47:56.484 INFO [stderr] usermod: no changes
Dec 13 18:47:56.484 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.00s
Dec 13 18:47:56.484 INFO [stderr]      Running /target/debug/deps/var_study-4d7eff062aabc0ee
Dec 13 18:47:56.484 INFO [stderr] su: No module specific data is present
Dec 13 18:47:56.484 INFO [stdout] 
Dec 13 18:47:56.484 INFO [stdout] running 0 tests
Dec 13 18:47:56.484 INFO [stdout] 
Dec 13 18:47:56.484 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 18:47:56.484 INFO [stdout] 
Dec 13 18:47:56.809 INFO running `"docker" "inspect" "6b648ab662f454efd4585d105ded4859bdc19fd5018d4d8eed084de7dcb1acd6"`
Dec 13 18:47:56.982 INFO running `"docker" "rm" "-f" "6b648ab662f454efd4585d105ded4859bdc19fd5018d4d8eed084de7dcb1acd6"`
Dec 13 18:47:57.095 INFO [stdout] 6b648ab662f454efd4585d105ded4859bdc19fd5018d4d8eed084de7dcb1acd6