Dec 12 20:37:14.608 INFO testing yagince/programming-rust against try#aa49d8ef14939ddec0e34b346b60174a5673d48f for pr-56550
Dec 12 20:37:14.608 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-1/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/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 12 20:37:15.036 INFO [stdout] 270d966f3ca5121b34d5da3e28c74c35bbea4a15e89c91670bef49311e466fb4
Dec 12 20:37:15.041 INFO running `"docker" "start" "-a" "270d966f3ca5121b34d5da3e28c74c35bbea4a15e89c91670bef49311e466fb4"`
Dec 12 20:37:16.395 INFO [stderr] usermod: no changes
Dec 12 20:37:16.447 INFO [stderr]    Compiling samples v0.1.0 (/source)
Dec 12 20:37:16.669 INFO [stderr] warning: unused variable: `t`
Dec 12 20:37:16.669 INFO [stderr]  --> src/bin/4_4_rc_arc.rs:9:9
Dec 12 20:37:16.669 INFO [stderr]   |
Dec 12 20:37:16.669 INFO [stderr] 9 |     let t = s.clone(); // cloneすると参照カウントがインクリメントされるが実際はコピーされない
Dec 12 20:37:16.669 INFO [stderr]   |         ^ help: consider using `_t` instead
Dec 12 20:37:16.669 INFO [stderr]   |
Dec 12 20:37:16.669 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Dec 12 20:37:16.669 INFO [stderr] 
Dec 12 20:37:16.669 INFO [stderr] warning: unused variable: `u`
Dec 12 20:37:16.669 INFO [stderr]   --> src/bin/4_4_rc_arc.rs:10:9
Dec 12 20:37:16.669 INFO [stderr]    |
Dec 12 20:37:16.669 INFO [stderr] 10 |     let u = s.clone();
Dec 12 20:37:16.669 INFO [stderr]    |         ^ help: consider using `_u` instead
Dec 12 20:37:16.669 INFO [stderr] 
Dec 12 20:37:16.679 INFO [stderr] warning: variable does not need to be mutable
Dec 12 20:37:16.679 INFO [stderr]  --> src/bin/4_4_rc_arc.rs:7:9
Dec 12 20:37:16.679 INFO [stderr]   |
Dec 12 20:37:16.679 INFO [stderr] 7 |     let mut s = Rc::new("hoge".to_string());
Dec 12 20:37:16.679 INFO [stderr]   |         ----^
Dec 12 20:37:16.679 INFO [stderr]   |         |
Dec 12 20:37:16.679 INFO [stderr]   |         help: remove this `mut`
Dec 12 20:37:16.679 INFO [stderr]   |
Dec 12 20:37:16.679 INFO [stderr]   = note: #[warn(unused_mut)] on by default
Dec 12 20:37:16.679 INFO [stderr] 
Dec 12 20:37:16.934 INFO [stderr] warning: unused variable: `aside`
Dec 12 20:37:16.934 INFO [stderr]   --> src/bin/5_3_share_refenrence.rs:11:9
Dec 12 20:37:16.934 INFO [stderr]    |
Dec 12 20:37:16.934 INFO [stderr] 11 |     let aside = v;
Dec 12 20:37:16.934 INFO [stderr]    |         ^^^^^ help: consider using `_aside` instead
Dec 12 20:37:16.934 INFO [stderr]    |
Dec 12 20:37:16.934 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 12 20:37:16.934 INFO [stderr] 
Dec 12 20:37:16.934 INFO [stderr] warning: unused variable: `r1`
Dec 12 20:37:16.934 INFO [stderr]   --> src/bin/5_3_share_refenrence.rs:28:9
Dec 12 20:37:16.934 INFO [stderr]    |
Dec 12 20:37:16.934 INFO [stderr] 28 |     let r1 = &mut r.1; // 可変参照から可変参照の再借用は出来る
Dec 12 20:37:16.934 INFO [stderr]    |         ^^ help: consider using `_r1` instead
Dec 12 20:37:16.934 INFO [stderr] 
Dec 12 20:37:16.934 INFO [stderr] warning: unused import: `std::io::Result`
Dec 12 20:37:16.934 INFO [stderr]  --> src/bin/6_4_1_if_let.rs:2:5
Dec 12 20:37:16.934 INFO [stderr]   |
Dec 12 20:37:16.934 INFO [stderr] 2 | use std::io::Result;
Dec 12 20:37:16.934 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Dec 12 20:37:16.934 INFO [stderr]   |
Dec 12 20:37:16.934 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 12 20:37:16.934 INFO [stderr] 
Dec 12 20:37:16.935 INFO [stderr] warning: unused variable: `a_2`
Dec 12 20:37:16.935 INFO [stderr]  --> src/bin/4_3_copy.rs:6:9
Dec 12 20:37:16.935 INFO [stderr]   |
Dec 12 20:37:16.935 INFO [stderr] 6 |     let a_2 = a;
Dec 12 20:37:16.935 INFO [stderr]   |         ^^^ help: consider using `_a_2` instead
Dec 12 20:37:16.935 INFO [stderr]   |
Dec 12 20:37:16.935 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Dec 12 20:37:16.935 INFO [stderr] 
Dec 12 20:37:19.179 INFO [stderr] warning: field is never used: `y`
Dec 12 20:37:19.179 INFO [stderr]  --> src/bin/5_2_6_lifetime_parameter.rs:3:5
Dec 12 20:37:19.179 INFO [stderr]   |
Dec 12 20:37:19.179 INFO [stderr] 3 |     y: &'b i32,
Dec 12 20:37:19.179 INFO [stderr]   |     ^^^^^^^^^^
Dec 12 20:37:19.179 INFO [stderr]   |
Dec 12 20:37:19.179 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 12 20:37:19.179 INFO [stderr] 
Dec 12 20:37:19.851 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.42s
Dec 12 20:37:19.857 INFO [stderr] su: No module specific data is present
Dec 12 20:37:20.927 INFO running `"docker" "inspect" "270d966f3ca5121b34d5da3e28c74c35bbea4a15e89c91670bef49311e466fb4"`
Dec 12 20:37:21.163 INFO running `"docker" "rm" "-f" "270d966f3ca5121b34d5da3e28c74c35bbea4a15e89c91670bef49311e466fb4"`
Dec 12 20:37:21.411 INFO [stdout] 270d966f3ca5121b34d5da3e28c74c35bbea4a15e89c91670bef49311e466fb4
Dec 12 20:37:21.413 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-1/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/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 12 20:37:21.791 INFO [stdout] 795a73ade4b9dc424a5d0951e8e467fa93d4ee16bd9ed620ee07c6e0eb34613a
Dec 12 20:37:21.799 INFO running `"docker" "start" "-a" "795a73ade4b9dc424a5d0951e8e467fa93d4ee16bd9ed620ee07c6e0eb34613a"`
Dec 12 20:37:23.059 INFO [stderr] usermod: no changes
Dec 12 20:37:23.147 INFO [stderr]    Compiling samples v0.1.0 (/source)
Dec 12 20:37:23.519 INFO [stderr] warning: unused import: `std::io::Result`
Dec 12 20:37:23.519 INFO [stderr]  --> src/bin/6_4_1_if_let.rs:2:5
Dec 12 20:37:23.519 INFO [stderr]   |
Dec 12 20:37:23.519 INFO [stderr] 2 | use std::io::Result;
Dec 12 20:37:23.519 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Dec 12 20:37:23.519 INFO [stderr]   |
Dec 12 20:37:23.519 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 12 20:37:23.519 INFO [stderr] 
Dec 12 20:37:23.855 INFO [stderr] warning: field is never used: `y`
Dec 12 20:37:23.855 INFO [stderr]  --> src/bin/5_2_6_lifetime_parameter.rs:3:5
Dec 12 20:37:23.855 INFO [stderr]   |
Dec 12 20:37:23.855 INFO [stderr] 3 |     y: &'b i32,
Dec 12 20:37:23.855 INFO [stderr]   |     ^^^^^^^^^^
Dec 12 20:37:23.855 INFO [stderr]   |
Dec 12 20:37:23.855 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 12 20:37:23.855 INFO [stderr] 
Dec 12 20:37:25.904 INFO [stderr] warning: unused variable: `aside`
Dec 12 20:37:25.904 INFO [stderr]   --> src/bin/5_3_share_refenrence.rs:11:9
Dec 12 20:37:25.904 INFO [stderr]    |
Dec 12 20:37:25.904 INFO [stderr] 11 |     let aside = v;
Dec 12 20:37:25.904 INFO [stderr]    |         ^^^^^ help: consider using `_aside` instead
Dec 12 20:37:25.904 INFO [stderr]    |
Dec 12 20:37:25.904 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 12 20:37:25.904 INFO [stderr] 
Dec 12 20:37:25.905 INFO [stderr] warning: unused variable: `r1`
Dec 12 20:37:25.905 INFO [stderr]   --> src/bin/5_3_share_refenrence.rs:28:9
Dec 12 20:37:25.905 INFO [stderr]    |
Dec 12 20:37:25.905 INFO [stderr] 28 |     let r1 = &mut r.1; // 可変参照から可変参照の再借用は出来る
Dec 12 20:37:25.905 INFO [stderr]    |         ^^ help: consider using `_r1` instead
Dec 12 20:37:25.905 INFO [stderr] 
Dec 12 20:37:25.993 INFO [stderr] warning: unused variable: `a_2`
Dec 12 20:37:25.993 INFO [stderr]  --> src/bin/4_3_copy.rs:6:9
Dec 12 20:37:25.993 INFO [stderr]   |
Dec 12 20:37:25.993 INFO [stderr] 6 |     let a_2 = a;
Dec 12 20:37:25.993 INFO [stderr]   |         ^^^ help: consider using `_a_2` instead
Dec 12 20:37:25.993 INFO [stderr]   |
Dec 12 20:37:26.063 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Dec 12 20:37:26.063 INFO [stderr] 
Dec 12 20:37:26.083 INFO [stderr] warning: unused variable: `t`
Dec 12 20:37:26.083 INFO [stderr]  --> src/bin/4_4_rc_arc.rs:9:9
Dec 12 20:37:26.083 INFO [stderr]   |
Dec 12 20:37:26.083 INFO [stderr] 9 |     let t = s.clone(); // cloneすると参照カウントがインクリメントされるが実際はコピーされない
Dec 12 20:37:26.083 INFO [stderr]   |         ^ help: consider using `_t` instead
Dec 12 20:37:26.083 INFO [stderr]   |
Dec 12 20:37:26.083 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Dec 12 20:37:26.083 INFO [stderr] 
Dec 12 20:37:26.083 INFO [stderr] warning: unused variable: `u`
Dec 12 20:37:26.083 INFO [stderr]   --> src/bin/4_4_rc_arc.rs:10:9
Dec 12 20:37:26.083 INFO [stderr]    |
Dec 12 20:37:26.083 INFO [stderr] 10 |     let u = s.clone();
Dec 12 20:37:26.083 INFO [stderr]    |         ^ help: consider using `_u` instead
Dec 12 20:37:26.083 INFO [stderr] 
Dec 12 20:37:26.111 INFO [stderr] warning: variable does not need to be mutable
Dec 12 20:37:26.111 INFO [stderr]  --> src/bin/4_4_rc_arc.rs:7:9
Dec 12 20:37:26.111 INFO [stderr]   |
Dec 12 20:37:26.111 INFO [stderr] 7 |     let mut s = Rc::new("hoge".to_string());
Dec 12 20:37:26.111 INFO [stderr]   |         ----^
Dec 12 20:37:26.111 INFO [stderr]   |         |
Dec 12 20:37:26.111 INFO [stderr]   |         help: remove this `mut`
Dec 12 20:37:26.187 INFO [stderr]   |
Dec 12 20:37:26.187 INFO [stderr]   = note: #[warn(unused_mut)] on by default
Dec 12 20:37:26.187 INFO [stderr] 
Dec 12 20:37:27.087 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.98s
Dec 12 20:37:27.091 INFO [stderr] su: No module specific data is present
Dec 12 20:37:27.895 INFO running `"docker" "inspect" "795a73ade4b9dc424a5d0951e8e467fa93d4ee16bd9ed620ee07c6e0eb34613a"`
Dec 12 20:37:28.244 INFO running `"docker" "rm" "-f" "795a73ade4b9dc424a5d0951e8e467fa93d4ee16bd9ed620ee07c6e0eb34613a"`
Dec 12 20:37:28.542 INFO [stdout] 795a73ade4b9dc424a5d0951e8e467fa93d4ee16bd9ed620ee07c6e0eb34613a
Dec 12 20:37:28.548 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-1/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/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 12 20:37:29.203 INFO [stdout] 2c445162129bc56b2e29137253af6a9e5973b3b6a62f8eb0541f951c9f5d9e5a
Dec 12 20:37:29.211 INFO running `"docker" "start" "-a" "2c445162129bc56b2e29137253af6a9e5973b3b6a62f8eb0541f951c9f5d9e5a"`
Dec 12 20:37:30.822 INFO [stderr] usermod: no changes
Dec 12 20:37:30.919 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
Dec 12 20:37:30.936 INFO [stderr]      Running /target/debug/deps/4_3_copy-69d9f16ee831094b
Dec 12 20:37:30.943 INFO [stderr]      Running /target/debug/deps/4_4_rc_arc-a6abfdf97b454b2a
Dec 12 20:37:30.943 INFO [stdout] 
Dec 12 20:37:30.943 INFO [stdout] running 0 tests
Dec 12 20:37:30.943 INFO [stdout] 
Dec 12 20:37:30.943 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 12 20:37:30.943 INFO [stdout] 
Dec 12 20:37:30.953 INFO [stdout] 
Dec 12 20:37:30.953 INFO [stdout] running 0 tests
Dec 12 20:37:30.953 INFO [stdout] 
Dec 12 20:37:30.953 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 12 20:37:30.953 INFO [stdout] 
Dec 12 20:37:30.963 INFO [stderr]      Running /target/debug/deps/5_2_2_references_static-2292da3114929a0a
Dec 12 20:37:30.967 INFO [stderr]      Running /target/debug/deps/5_2_4_return_references-9078b03cd42e1014
Dec 12 20:37:30.967 INFO [stdout] 
Dec 12 20:37:30.967 INFO [stdout] running 0 tests
Dec 12 20:37:30.967 INFO [stdout] 
Dec 12 20:37:30.967 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 12 20:37:30.967 INFO [stdout] 
Dec 12 20:37:30.975 INFO [stdout] 
Dec 12 20:37:30.975 INFO [stderr]      Running /target/debug/deps/5_2_6_lifetime_parameter-a056f87c5aba967c
Dec 12 20:37:30.975 INFO [stdout] running 0 tests
Dec 12 20:37:30.975 INFO [stderr]      Running /target/debug/deps/5_2_7_self_lifetime-1e55b94f8220d4e7
Dec 12 20:37:30.975 INFO [stdout] 
Dec 12 20:37:30.975 INFO [stderr]      Running /target/debug/deps/5_3_share_refenrence-c245cbe6e28357f4
Dec 12 20:37:30.975 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 12 20:37:30.975 INFO [stderr]      Running /target/debug/deps/6_13_cast-d649a0ba50fb20cf
Dec 12 20:37:30.975 INFO [stdout] 
Dec 12 20:37:30.975 INFO [stdout] 
Dec 12 20:37:30.975 INFO [stdout] running 0 tests
Dec 12 20:37:30.975 INFO [stdout] 
Dec 12 20:37:30.975 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 12 20:37:30.975 INFO [stdout] 
Dec 12 20:37:30.975 INFO [stdout] 
Dec 12 20:37:30.975 INFO [stdout] running 0 tests
Dec 12 20:37:30.975 INFO [stdout] 
Dec 12 20:37:30.975 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 12 20:37:30.975 INFO [stdout] 
Dec 12 20:37:30.975 INFO [stdout] 
Dec 12 20:37:30.975 INFO [stdout] running 0 tests
Dec 12 20:37:30.975 INFO [stdout] 
Dec 12 20:37:30.975 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 12 20:37:30.975 INFO [stdout] 
Dec 12 20:37:30.975 INFO [stdout] 
Dec 12 20:37:30.975 INFO [stdout] running 0 tests
Dec 12 20:37:30.975 INFO [stdout] 
Dec 12 20:37:30.975 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 12 20:37:30.975 INFO [stdout] 
Dec 12 20:37:30.987 INFO [stdout] 
Dec 12 20:37:30.987 INFO [stderr]      Running /target/debug/deps/6_4_1_if_let-4276181b5f81962b
Dec 12 20:37:30.987 INFO [stdout] running 0 tests
Dec 12 20:37:30.987 INFO [stdout] 
Dec 12 20:37:30.987 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 12 20:37:30.987 INFO [stdout] 
Dec 12 20:37:30.991 INFO [stdout] 
Dec 12 20:37:30.991 INFO [stderr]      Running /target/debug/deps/6_5_loop-473af48e0a005029
Dec 12 20:37:30.991 INFO [stdout] running 0 tests
Dec 12 20:37:30.991 INFO [stderr]      Running /target/debug/deps/6_7_loop-954720341f1c35c8
Dec 12 20:37:30.991 INFO [stdout] 
Dec 12 20:37:30.991 INFO [stderr]      Running /target/debug/deps/samples-b8f0442e979aaa78
Dec 12 20:37:30.991 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 12 20:37:30.991 INFO [stdout] 
Dec 12 20:37:30.991 INFO [stdout] 
Dec 12 20:37:30.991 INFO [stdout] running 0 tests
Dec 12 20:37:30.991 INFO [stdout] 
Dec 12 20:37:30.991 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 12 20:37:30.991 INFO [stdout] 
Dec 12 20:37:30.995 INFO [stdout] 
Dec 12 20:37:30.995 INFO [stdout] running 0 tests
Dec 12 20:37:30.995 INFO [stdout] 
Dec 12 20:37:30.995 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 12 20:37:30.995 INFO [stdout] 
Dec 12 20:37:31.019 INFO [stderr] su: No module specific data is present
Dec 12 20:37:32.246 INFO running `"docker" "inspect" "2c445162129bc56b2e29137253af6a9e5973b3b6a62f8eb0541f951c9f5d9e5a"`
Dec 12 20:37:32.613 INFO running `"docker" "rm" "-f" "2c445162129bc56b2e29137253af6a9e5973b3b6a62f8eb0541f951c9f5d9e5a"`
Dec 12 20:37:32.911 INFO [stdout] 2c445162129bc56b2e29137253af6a9e5973b3b6a62f8eb0541f951c9f5d9e5a