Dec 05 01:06:11.182 INFO testing yagince/programming-rust against try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468 for pr-56514
Dec 05 01:06:11.182 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 01:06:11.675 INFO [stdout] 633e3bac27089e2bb956f22ff85885f75bc4d764dc934ea7f4e3c68a57d53b98
Dec 05 01:06:11.677 INFO running `"docker" "start" "-a" "633e3bac27089e2bb956f22ff85885f75bc4d764dc934ea7f4e3c68a57d53b98"`
Dec 05 01:06:13.991 INFO [stderr] usermod: no changes
Dec 05 01:06:14.085 INFO [stderr]    Compiling samples v0.1.0 (/source)
Dec 05 01:06:14.710 INFO [stderr] warning: unused import: `std::io::Result`
Dec 05 01:06:14.710 INFO [stderr]  --> src/bin/6_4_1_if_let.rs:2:5
Dec 05 01:06:14.711 INFO [stderr]   |
Dec 05 01:06:14.711 INFO [stderr] 2 | use std::io::Result;
Dec 05 01:06:14.711 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Dec 05 01:06:14.712 INFO [stderr]   |
Dec 05 01:06:14.712 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 05 01:06:14.712 INFO [stderr] 
Dec 05 01:06:14.848 INFO [stderr] warning: unused variable: `t`
Dec 05 01:06:14.849 INFO [stderr]  --> src/bin/4_4_rc_arc.rs:9:9
Dec 05 01:06:14.849 INFO [stderr]   |
Dec 05 01:06:14.849 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 05 01:06:14.849 INFO [stderr]   |         ^ help: consider using `_t` instead
Dec 05 01:06:14.868 INFO [stderr]   |
Dec 05 01:06:14.868 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Dec 05 01:06:14.869 INFO [stderr] 
Dec 05 01:06:14.869 INFO [stderr] warning: unused variable: `u`
Dec 05 01:06:14.869 INFO [stderr]   --> src/bin/4_4_rc_arc.rs:10:9
Dec 05 01:06:14.869 INFO [stderr]    |
Dec 05 01:06:14.869 INFO [stderr] 10 |     let u = s.clone();
Dec 05 01:06:14.869 INFO [stderr]    |         ^ help: consider using `_u` instead
Dec 05 01:06:14.869 INFO [stderr] 
Dec 05 01:06:14.894 INFO [stderr] warning: variable does not need to be mutable
Dec 05 01:06:14.894 INFO [stderr]  --> src/bin/4_4_rc_arc.rs:7:9
Dec 05 01:06:14.894 INFO [stderr]   |
Dec 05 01:06:14.894 INFO [stderr] 7 |     let mut s = Rc::new("hoge".to_string());
Dec 05 01:06:14.894 INFO [stderr]   |         ----^
Dec 05 01:06:14.894 INFO [stderr]   |         |
Dec 05 01:06:14.894 INFO [stderr]   |         help: remove this `mut`
Dec 05 01:06:14.894 INFO [stderr]   |
Dec 05 01:06:14.894 INFO [stderr]   = note: #[warn(unused_mut)] on by default
Dec 05 01:06:14.894 INFO [stderr] 
Dec 05 01:06:14.928 INFO [stderr] warning: field is never used: `y`
Dec 05 01:06:14.929 INFO [stderr]  --> src/bin/5_2_6_lifetime_parameter.rs:3:5
Dec 05 01:06:14.929 INFO [stderr]   |
Dec 05 01:06:14.929 INFO [stderr] 3 |     y: &'b i32,
Dec 05 01:06:14.929 INFO [stderr]   |     ^^^^^^^^^^
Dec 05 01:06:14.930 INFO [stderr]   |
Dec 05 01:06:14.930 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 05 01:06:14.930 INFO [stderr] 
Dec 05 01:06:15.168 INFO [stderr] warning: unused variable: `aside`
Dec 05 01:06:15.169 INFO [stderr]   --> src/bin/5_3_share_refenrence.rs:11:9
Dec 05 01:06:15.169 INFO [stderr]    |
Dec 05 01:06:15.169 INFO [stderr] 11 |     let aside = v;
Dec 05 01:06:15.170 INFO [stderr]    |         ^^^^^ help: consider using `_aside` instead
Dec 05 01:06:15.170 INFO [stderr]    |
Dec 05 01:06:15.170 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 05 01:06:15.170 INFO [stderr] 
Dec 05 01:06:15.171 INFO [stderr] warning: unused variable: `r1`
Dec 05 01:06:15.171 INFO [stderr]   --> src/bin/5_3_share_refenrence.rs:28:9
Dec 05 01:06:15.171 INFO [stderr]    |
Dec 05 01:06:15.172 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 05 01:06:15.172 INFO [stderr]    |         ^^ help: consider using `_r1` instead
Dec 05 01:06:15.172 INFO [stderr] 
Dec 05 01:06:18.177 INFO [stderr] warning: unused variable: `a_2`
Dec 05 01:06:18.177 INFO [stderr]  --> src/bin/4_3_copy.rs:6:9
Dec 05 01:06:18.177 INFO [stderr]   |
Dec 05 01:06:18.177 INFO [stderr] 6 |     let a_2 = a;
Dec 05 01:06:18.177 INFO [stderr]   |         ^^^ help: consider using `_a_2` instead
Dec 05 01:06:18.177 INFO [stderr]   |
Dec 05 01:06:18.177 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Dec 05 01:06:18.177 INFO [stderr] 
Dec 05 01:06:19.714 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.69s
Dec 05 01:06:19.718 INFO [stderr] su: No module specific data is present
Dec 05 01:06:21.361 INFO running `"docker" "inspect" "633e3bac27089e2bb956f22ff85885f75bc4d764dc934ea7f4e3c68a57d53b98"`
Dec 05 01:06:21.736 INFO running `"docker" "rm" "-f" "633e3bac27089e2bb956f22ff85885f75bc4d764dc934ea7f4e3c68a57d53b98"`
Dec 05 01:06:22.128 INFO [stdout] 633e3bac27089e2bb956f22ff85885f75bc4d764dc934ea7f4e3c68a57d53b98
Dec 05 01:06:22.132 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 01:06:22.622 INFO [stdout] 62fed9d3e9f2e75ddd9f05fcc2efc47b7acbb1b5b8fee3d3c9ed1dca03ca4a35
Dec 05 01:06:22.625 INFO running `"docker" "start" "-a" "62fed9d3e9f2e75ddd9f05fcc2efc47b7acbb1b5b8fee3d3c9ed1dca03ca4a35"`
Dec 05 01:06:25.256 INFO [stderr] usermod: no changes
Dec 05 01:06:25.312 INFO [stderr]    Compiling samples v0.1.0 (/source)
Dec 05 01:06:26.036 INFO [stderr] warning: field is never used: `y`
Dec 05 01:06:26.036 INFO [stderr]  --> src/bin/5_2_6_lifetime_parameter.rs:3:5
Dec 05 01:06:26.036 INFO [stderr]   |
Dec 05 01:06:26.036 INFO [stderr] 3 |     y: &'b i32,
Dec 05 01:06:26.036 INFO [stderr]   |     ^^^^^^^^^^
Dec 05 01:06:26.036 INFO [stderr]   |
Dec 05 01:06:26.036 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 05 01:06:26.036 INFO [stderr] 
Dec 05 01:06:26.116 INFO [stderr] warning: unused variable: `aside`
Dec 05 01:06:26.116 INFO [stderr]   --> src/bin/5_3_share_refenrence.rs:11:9
Dec 05 01:06:26.116 INFO [stderr]    |
Dec 05 01:06:26.116 INFO [stderr] 11 |     let aside = v;
Dec 05 01:06:26.116 INFO [stderr]    |         ^^^^^ help: consider using `_aside` instead
Dec 05 01:06:26.116 INFO [stderr]    |
Dec 05 01:06:26.116 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 05 01:06:26.116 INFO [stderr] 
Dec 05 01:06:26.116 INFO [stderr] warning: unused variable: `r1`
Dec 05 01:06:26.116 INFO [stderr]   --> src/bin/5_3_share_refenrence.rs:28:9
Dec 05 01:06:26.116 INFO [stderr]    |
Dec 05 01:06:26.116 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 05 01:06:26.116 INFO [stderr]    |         ^^ help: consider using `_r1` instead
Dec 05 01:06:26.116 INFO [stderr] 
Dec 05 01:06:26.736 INFO [stderr] warning: unused variable: `a_2`
Dec 05 01:06:26.736 INFO [stderr]  --> src/bin/4_3_copy.rs:6:9
Dec 05 01:06:26.736 INFO [stderr]   |
Dec 05 01:06:26.736 INFO [stderr] 6 |     let a_2 = a;
Dec 05 01:06:26.736 INFO [stderr]   |         ^^^ help: consider using `_a_2` instead
Dec 05 01:06:26.748 INFO [stderr]   |
Dec 05 01:06:26.748 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Dec 05 01:06:26.748 INFO [stderr] 
Dec 05 01:06:28.728 INFO [stderr] warning: unused import: `std::io::Result`
Dec 05 01:06:28.728 INFO [stderr]  --> src/bin/6_4_1_if_let.rs:2:5
Dec 05 01:06:28.728 INFO [stderr]   |
Dec 05 01:06:28.728 INFO [stderr] 2 | use std::io::Result;
Dec 05 01:06:28.728 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Dec 05 01:06:28.728 INFO [stderr]   |
Dec 05 01:06:28.728 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 05 01:06:28.728 INFO [stderr] 
Dec 05 01:06:28.796 INFO [stderr] warning: unused variable: `t`
Dec 05 01:06:28.796 INFO [stderr]  --> src/bin/4_4_rc_arc.rs:9:9
Dec 05 01:06:28.796 INFO [stderr]   |
Dec 05 01:06:28.796 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 05 01:06:28.796 INFO [stderr]   |         ^ help: consider using `_t` instead
Dec 05 01:06:28.796 INFO [stderr]   |
Dec 05 01:06:28.797 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Dec 05 01:06:28.797 INFO [stderr] 
Dec 05 01:06:28.797 INFO [stderr] warning: unused variable: `u`
Dec 05 01:06:28.797 INFO [stderr]   --> src/bin/4_4_rc_arc.rs:10:9
Dec 05 01:06:28.797 INFO [stderr]    |
Dec 05 01:06:28.797 INFO [stderr] 10 |     let u = s.clone();
Dec 05 01:06:28.797 INFO [stderr]    |         ^ help: consider using `_u` instead
Dec 05 01:06:28.797 INFO [stderr] 
Dec 05 01:06:28.824 INFO [stderr] warning: variable does not need to be mutable
Dec 05 01:06:28.824 INFO [stderr]  --> src/bin/4_4_rc_arc.rs:7:9
Dec 05 01:06:28.824 INFO [stderr]   |
Dec 05 01:06:28.824 INFO [stderr] 7 |     let mut s = Rc::new("hoge".to_string());
Dec 05 01:06:28.824 INFO [stderr]   |         ----^
Dec 05 01:06:28.824 INFO [stderr]   |         |
Dec 05 01:06:28.824 INFO [stderr]   |         help: remove this `mut`
Dec 05 01:06:28.824 INFO [stderr]   |
Dec 05 01:06:28.824 INFO [stderr]   = note: #[warn(unused_mut)] on by default
Dec 05 01:06:28.824 INFO [stderr] 
Dec 05 01:06:29.970 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.69s
Dec 05 01:06:29.973 INFO [stderr] su: No module specific data is present
Dec 05 01:06:31.564 INFO running `"docker" "inspect" "62fed9d3e9f2e75ddd9f05fcc2efc47b7acbb1b5b8fee3d3c9ed1dca03ca4a35"`
Dec 05 01:06:31.930 INFO running `"docker" "rm" "-f" "62fed9d3e9f2e75ddd9f05fcc2efc47b7acbb1b5b8fee3d3c9ed1dca03ca4a35"`
Dec 05 01:06:32.320 INFO [stdout] 62fed9d3e9f2e75ddd9f05fcc2efc47b7acbb1b5b8fee3d3c9ed1dca03ca4a35
Dec 05 01:06:32.322 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 01:06:32.898 INFO [stdout] b9d3bcfcabc61885c03ffd51770412e836a5bb2d6f85df928eec616ad398bafd
Dec 05 01:06:32.900 INFO running `"docker" "start" "-a" "b9d3bcfcabc61885c03ffd51770412e836a5bb2d6f85df928eec616ad398bafd"`
Dec 05 01:06:34.121 INFO [stderr] usermod: no changes
Dec 05 01:06:34.180 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
Dec 05 01:06:34.196 INFO [stderr]      Running /target/debug/deps/4_3_copy-755902a1e87e2016
Dec 05 01:06:34.204 INFO [stderr]      Running /target/debug/deps/4_4_rc_arc-39c7b16aaecf133f
Dec 05 01:06:34.204 INFO [stdout] 
Dec 05 01:06:34.204 INFO [stdout] running 0 tests
Dec 05 01:06:34.204 INFO [stdout] 
Dec 05 01:06:34.204 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 05 01:06:34.204 INFO [stdout] 
Dec 05 01:06:34.210 INFO [stdout] 
Dec 05 01:06:34.210 INFO [stdout] running 0 tests
Dec 05 01:06:34.210 INFO [stdout] 
Dec 05 01:06:34.210 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 05 01:06:34.210 INFO [stdout] 
Dec 05 01:06:34.210 INFO [stderr]      Running /target/debug/deps/5_2_2_references_static-399c1e6129388dea
Dec 05 01:06:34.224 INFO [stderr]      Running /target/debug/deps/5_2_4_return_references-aea3138e911d5cdb
Dec 05 01:06:34.224 INFO [stdout] 
Dec 05 01:06:34.224 INFO [stderr]      Running /target/debug/deps/5_2_6_lifetime_parameter-60bb19f6d31e3ec4
Dec 05 01:06:34.224 INFO [stdout] running 0 tests
Dec 05 01:06:34.224 INFO [stderr]      Running /target/debug/deps/5_2_7_self_lifetime-28128fd62a51c8ac
Dec 05 01:06:34.224 INFO [stdout] 
Dec 05 01:06:34.224 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 05 01:06:34.224 INFO [stdout] 
Dec 05 01:06:34.224 INFO [stdout] 
Dec 05 01:06:34.224 INFO [stdout] running 0 tests
Dec 05 01:06:34.224 INFO [stdout] 
Dec 05 01:06:34.224 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 05 01:06:34.224 INFO [stdout] 
Dec 05 01:06:34.224 INFO [stdout] 
Dec 05 01:06:34.224 INFO [stdout] running 0 tests
Dec 05 01:06:34.224 INFO [stdout] 
Dec 05 01:06:34.224 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 05 01:06:34.224 INFO [stdout] 
Dec 05 01:06:34.228 INFO [stdout] 
Dec 05 01:06:34.228 INFO [stderr]      Running /target/debug/deps/5_3_share_refenrence-14754a2453240708
Dec 05 01:06:34.228 INFO [stdout] running 0 tests
Dec 05 01:06:34.228 INFO [stderr]      Running /target/debug/deps/6_13_cast-8a702270a6c07794
Dec 05 01:06:34.228 INFO [stdout] 
Dec 05 01:06:34.228 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 05 01:06:34.228 INFO [stdout] 
Dec 05 01:06:34.228 INFO [stdout] 
Dec 05 01:06:34.228 INFO [stdout] running 0 tests
Dec 05 01:06:34.228 INFO [stdout] 
Dec 05 01:06:34.228 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 05 01:06:34.228 INFO [stdout] 
Dec 05 01:06:34.248 INFO [stdout] 
Dec 05 01:06:34.248 INFO [stderr]      Running /target/debug/deps/6_4_1_if_let-82db41b3624d1067
Dec 05 01:06:34.248 INFO [stdout] running 0 tests
Dec 05 01:06:34.248 INFO [stdout] 
Dec 05 01:06:34.248 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 05 01:06:34.248 INFO [stdout] 
Dec 05 01:06:34.252 INFO [stdout] 
Dec 05 01:06:34.252 INFO [stderr]      Running /target/debug/deps/6_5_loop-27923480ced25bed
Dec 05 01:06:34.252 INFO [stdout] running 0 tests
Dec 05 01:06:34.252 INFO [stdout] 
Dec 05 01:06:34.252 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 05 01:06:34.252 INFO [stdout] 
Dec 05 01:06:34.256 INFO [stdout] 
Dec 05 01:06:34.256 INFO [stderr]      Running /target/debug/deps/6_7_loop-7cf38eda9a36d5ab
Dec 05 01:06:34.256 INFO [stdout] running 0 tests
Dec 05 01:06:34.256 INFO [stderr]      Running /target/debug/deps/samples-4245642f898c47de
Dec 05 01:06:34.256 INFO [stdout] 
Dec 05 01:06:34.256 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 05 01:06:34.256 INFO [stdout] 
Dec 05 01:06:34.256 INFO [stdout] 
Dec 05 01:06:34.256 INFO [stdout] running 0 tests
Dec 05 01:06:34.256 INFO [stdout] 
Dec 05 01:06:34.256 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 05 01:06:34.256 INFO [stdout] 
Dec 05 01:06:34.260 INFO [stdout] 
Dec 05 01:06:34.260 INFO [stdout] running 0 tests
Dec 05 01:06:34.260 INFO [stdout] 
Dec 05 01:06:34.260 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 05 01:06:34.260 INFO [stdout] 
Dec 05 01:06:34.272 INFO [stderr] su: No module specific data is present
Dec 05 01:06:35.560 INFO running `"docker" "inspect" "b9d3bcfcabc61885c03ffd51770412e836a5bb2d6f85df928eec616ad398bafd"`
Dec 05 01:06:35.796 INFO running `"docker" "rm" "-f" "b9d3bcfcabc61885c03ffd51770412e836a5bb2d6f85df928eec616ad398bafd"`
Dec 05 01:06:36.152 INFO [stdout] b9d3bcfcabc61885c03ffd51770412e836a5bb2d6f85df928eec616ad398bafd