Nov 30 20:11:50.419 INFO testing yagince/programming-rust against master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61 for beta-1.31-5
Nov 30 20:11:50.421 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-4/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/beta-1.31-5/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/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 +8940af3cea4a9a9deabcaf843b2f8cad9a83fc61-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 30 20:11:50.955 INFO [stdout] a629ed27eebdd7aa897034d72fe5149d2572a0007e4f621e98e222588c7d1043
Nov 30 20:11:50.963 INFO running `"docker" "start" "-a" "a629ed27eebdd7aa897034d72fe5149d2572a0007e4f621e98e222588c7d1043"`
Nov 30 20:11:52.382 INFO [stderr] usermod: no changes
Nov 30 20:11:52.447 INFO [stderr]    Compiling samples v0.1.0 (/source)
Nov 30 20:11:52.755 INFO [stderr] warning: field is never used: `y`
Nov 30 20:11:52.755 INFO [stderr]  --> src/bin/5_2_6_lifetime_parameter.rs:3:5
Nov 30 20:11:52.755 INFO [stderr]   |
Nov 30 20:11:52.755 INFO [stderr] 3 |     y: &'b i32,
Nov 30 20:11:52.755 INFO [stderr]   |     ^^^^^^^^^^
Nov 30 20:11:52.755 INFO [stderr]   |
Nov 30 20:11:52.755 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 30 20:11:52.755 INFO [stderr] 
Nov 30 20:11:53.287 INFO [stderr] warning: unused import: `std::io::Result`
Nov 30 20:11:53.287 INFO [stderr]  --> src/bin/6_4_1_if_let.rs:2:5
Nov 30 20:11:53.287 INFO [stderr]   |
Nov 30 20:11:53.287 INFO [stderr] 2 | use std::io::Result;
Nov 30 20:11:53.287 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Nov 30 20:11:53.291 INFO [stderr]   |
Nov 30 20:11:53.291 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 30 20:11:53.292 INFO [stderr] 
Nov 30 20:11:53.507 INFO [stderr] warning: unused variable: `t`
Nov 30 20:11:53.507 INFO [stderr]  --> src/bin/4_4_rc_arc.rs:9:9
Nov 30 20:11:53.507 INFO [stderr]   |
Nov 30 20:11:53.507 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
Nov 30 20:11:53.507 INFO [stderr]   |         ^ help: consider using `_t` instead
Nov 30 20:11:53.507 INFO [stderr]   |
Nov 30 20:11:53.507 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Nov 30 20:11:53.507 INFO [stderr] 
Nov 30 20:11:53.507 INFO [stderr] warning: unused variable: `u`
Nov 30 20:11:53.507 INFO [stderr]   --> src/bin/4_4_rc_arc.rs:10:9
Nov 30 20:11:53.507 INFO [stderr]    |
Nov 30 20:11:53.507 INFO [stderr] 10 |     let u = s.clone();
Nov 30 20:11:53.507 INFO [stderr]    |         ^ help: consider using `_u` instead
Nov 30 20:11:53.507 INFO [stderr] 
Nov 30 20:11:53.519 INFO [stderr] warning: unused variable: `a_2`
Nov 30 20:11:53.519 INFO [stderr]  --> src/bin/4_3_copy.rs:6:9
Nov 30 20:11:53.519 INFO [stderr]   |
Nov 30 20:11:53.519 INFO [stderr] 6 |     let a_2 = a;
Nov 30 20:11:53.519 INFO [stderr]   |         ^^^ help: consider using `_a_2` instead
Nov 30 20:11:53.527 INFO [stderr] warning: variable does not need to be mutable
Nov 30 20:11:53.527 INFO [stderr]  --> src/bin/4_4_rc_arc.rs:7:9
Nov 30 20:11:53.527 INFO [stderr]   |
Nov 30 20:11:53.527 INFO [stderr] 7 |     let mut s = Rc::new("hoge".to_string());
Nov 30 20:11:53.527 INFO [stderr]   |         ----^
Nov 30 20:11:53.527 INFO [stderr]   |         |
Nov 30 20:11:53.527 INFO [stderr]   |         help: remove this `mut`
Nov 30 20:11:53.527 INFO [stderr]   |
Nov 30 20:11:53.527 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Nov 30 20:11:53.527 INFO [stderr] 
Nov 30 20:11:53.532 INFO [stderr]   |
Nov 30 20:11:53.532 INFO [stderr]   = note: #[warn(unused_mut)] on by default
Nov 30 20:11:53.532 INFO [stderr] 
Nov 30 20:11:53.542 INFO [stderr] warning: unused variable: `aside`
Nov 30 20:11:53.542 INFO [stderr]   --> src/bin/5_3_share_refenrence.rs:11:9
Nov 30 20:11:53.542 INFO [stderr]    |
Nov 30 20:11:53.542 INFO [stderr] 11 |     let aside = v;
Nov 30 20:11:53.542 INFO [stderr]    |         ^^^^^ help: consider using `_aside` instead
Nov 30 20:11:53.542 INFO [stderr]    |
Nov 30 20:11:53.542 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 30 20:11:53.542 INFO [stderr] 
Nov 30 20:11:53.542 INFO [stderr] warning: unused variable: `r1`
Nov 30 20:11:53.542 INFO [stderr]   --> src/bin/5_3_share_refenrence.rs:28:9
Nov 30 20:11:53.542 INFO [stderr]    |
Nov 30 20:11:53.542 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
Nov 30 20:11:53.542 INFO [stderr]    |         ^^ help: consider using `_r1` instead
Nov 30 20:11:53.542 INFO [stderr] 
Nov 30 20:11:58.287 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.87s
Nov 30 20:11:58.287 INFO [stderr] su: No module specific data is present
Nov 30 20:11:59.537 INFO running `"docker" "inspect" "a629ed27eebdd7aa897034d72fe5149d2572a0007e4f621e98e222588c7d1043"`
Nov 30 20:11:59.818 INFO running `"docker" "rm" "-f" "a629ed27eebdd7aa897034d72fe5149d2572a0007e4f621e98e222588c7d1043"`
Nov 30 20:12:00.143 INFO [stdout] a629ed27eebdd7aa897034d72fe5149d2572a0007e4f621e98e222588c7d1043
Nov 30 20:12:00.145 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-4/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/beta-1.31-5/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/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 +8940af3cea4a9a9deabcaf843b2f8cad9a83fc61-alt test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 30 20:12:00.624 INFO [stdout] 143b5d0de6d0c50c3ffc72e33986cf3f2af18d9eba24808339be0cf5efdf214b
Nov 30 20:12:00.626 INFO running `"docker" "start" "-a" "143b5d0de6d0c50c3ffc72e33986cf3f2af18d9eba24808339be0cf5efdf214b"`
Nov 30 20:12:02.646 INFO [stderr] usermod: no changes
Nov 30 20:12:02.707 INFO [stderr]    Compiling samples v0.1.0 (/source)
Nov 30 20:12:03.254 INFO [stderr] warning: unused variable: `a_2`
Nov 30 20:12:03.255 INFO [stderr]  --> src/bin/4_3_copy.rs:6:9
Nov 30 20:12:03.255 INFO [stderr]   |
Nov 30 20:12:03.255 INFO [stderr] 6 |     let a_2 = a;
Nov 30 20:12:03.255 INFO [stderr]   |         ^^^ help: consider using `_a_2` instead
Nov 30 20:12:03.255 INFO [stderr]   |
Nov 30 20:12:03.255 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Nov 30 20:12:03.255 INFO [stderr] 
Nov 30 20:12:03.339 INFO [stderr] warning: unused import: `std::io::Result`
Nov 30 20:12:03.339 INFO [stderr]  --> src/bin/6_4_1_if_let.rs:2:5
Nov 30 20:12:03.339 INFO [stderr]   |
Nov 30 20:12:03.339 INFO [stderr] 2 | use std::io::Result;
Nov 30 20:12:03.339 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Nov 30 20:12:03.339 INFO [stderr]   |
Nov 30 20:12:03.339 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 30 20:12:03.339 INFO [stderr] 
Nov 30 20:12:03.859 INFO [stderr] warning: unused variable: `aside`
Nov 30 20:12:03.859 INFO [stderr]   --> src/bin/5_3_share_refenrence.rs:11:9
Nov 30 20:12:03.859 INFO [stderr]    |
Nov 30 20:12:03.859 INFO [stderr] 11 |     let aside = v;
Nov 30 20:12:03.859 INFO [stderr]    |         ^^^^^ help: consider using `_aside` instead
Nov 30 20:12:03.859 INFO [stderr]    |
Nov 30 20:12:03.859 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 30 20:12:03.859 INFO [stderr] 
Nov 30 20:12:03.859 INFO [stderr] warning: unused variable: `r1`
Nov 30 20:12:03.859 INFO [stderr]   --> src/bin/5_3_share_refenrence.rs:28:9
Nov 30 20:12:03.859 INFO [stderr]    |
Nov 30 20:12:03.859 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
Nov 30 20:12:03.859 INFO [stderr]    |         ^^ help: consider using `_r1` instead
Nov 30 20:12:03.859 INFO [stderr] 
Nov 30 20:12:05.733 INFO [stderr] warning: unused variable: `t`
Nov 30 20:12:05.734 INFO [stderr]  --> src/bin/4_4_rc_arc.rs:9:9
Nov 30 20:12:05.735 INFO [stderr]   |
Nov 30 20:12:05.736 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
Nov 30 20:12:05.736 INFO [stderr]   |         ^ help: consider using `_t` instead
Nov 30 20:12:05.736 INFO [stderr]   |
Nov 30 20:12:05.736 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Nov 30 20:12:05.737 INFO [stderr] 
Nov 30 20:12:05.739 INFO [stderr] warning: unused variable: `u`
Nov 30 20:12:05.739 INFO [stderr]   --> src/bin/4_4_rc_arc.rs:10:9
Nov 30 20:12:05.740 INFO [stderr]    |
Nov 30 20:12:05.740 INFO [stderr] 10 |     let u = s.clone();
Nov 30 20:12:05.740 INFO [stderr]    |         ^ help: consider using `_u` instead
Nov 30 20:12:05.741 INFO [stderr] 
Nov 30 20:12:05.741 INFO [stderr] warning: variable does not need to be mutable
Nov 30 20:12:05.741 INFO [stderr]  --> src/bin/4_4_rc_arc.rs:7:9
Nov 30 20:12:05.742 INFO [stderr]   |
Nov 30 20:12:05.742 INFO [stderr] 7 |     let mut s = Rc::new("hoge".to_string());
Nov 30 20:12:05.742 INFO [stderr]   |         ----^
Nov 30 20:12:05.743 INFO [stderr]   |         |
Nov 30 20:12:05.743 INFO [stderr]   |         help: remove this `mut`
Nov 30 20:12:05.743 INFO [stderr]   |
Nov 30 20:12:05.743 INFO [stderr]   = note: #[warn(unused_mut)] on by default
Nov 30 20:12:05.744 INFO [stderr] 
Nov 30 20:12:07.706 INFO [stderr] warning: field is never used: `y`
Nov 30 20:12:07.706 INFO [stderr]  --> src/bin/5_2_6_lifetime_parameter.rs:3:5
Nov 30 20:12:07.706 INFO [stderr]   |
Nov 30 20:12:07.708 INFO [stderr] 3 |     y: &'b i32,
Nov 30 20:12:07.708 INFO [stderr]   |     ^^^^^^^^^^
Nov 30 20:12:07.708 INFO [stderr]   |
Nov 30 20:12:07.709 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 30 20:12:07.709 INFO [stderr] 
Nov 30 20:12:08.460 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.78s
Nov 30 20:12:08.463 INFO [stderr] su: No module specific data is present
Nov 30 20:12:09.642 INFO running `"docker" "inspect" "143b5d0de6d0c50c3ffc72e33986cf3f2af18d9eba24808339be0cf5efdf214b"`
Nov 30 20:12:10.025 INFO running `"docker" "rm" "-f" "143b5d0de6d0c50c3ffc72e33986cf3f2af18d9eba24808339be0cf5efdf214b"`
Nov 30 20:12:10.303 INFO [stdout] 143b5d0de6d0c50c3ffc72e33986cf3f2af18d9eba24808339be0cf5efdf214b
Nov 30 20:12:10.309 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-4/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/beta-1.31-5/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/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 +8940af3cea4a9a9deabcaf843b2f8cad9a83fc61-alt test --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 30 20:12:10.879 INFO [stdout] e1f436305f3de3a576cd4d41310eb73031942c2387f050025316d5c54700ab42
Nov 30 20:12:10.881 INFO running `"docker" "start" "-a" "e1f436305f3de3a576cd4d41310eb73031942c2387f050025316d5c54700ab42"`
Nov 30 20:12:12.502 INFO [stderr] usermod: no changes
Nov 30 20:12:12.553 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
Nov 30 20:12:12.553 INFO [stderr]      Running /target/debug/deps/4_3_copy-24575548e3b38443
Nov 30 20:12:12.559 INFO [stdout] 
Nov 30 20:12:12.559 INFO [stdout] running 0 tests
Nov 30 20:12:12.559 INFO [stdout] 
Nov 30 20:12:12.559 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 30 20:12:12.559 INFO [stdout] 
Nov 30 20:12:12.561 INFO [stderr]      Running /target/debug/deps/4_4_rc_arc-ba5c9216debf5c59
Nov 30 20:12:12.568 INFO [stdout] 
Nov 30 20:12:12.568 INFO [stdout] running 0 tests
Nov 30 20:12:12.568 INFO [stdout] 
Nov 30 20:12:12.568 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 30 20:12:12.568 INFO [stdout] 
Nov 30 20:12:12.569 INFO [stderr]      Running /target/debug/deps/5_2_2_references_static-b5de561b41ae0762
Nov 30 20:12:12.575 INFO [stdout] 
Nov 30 20:12:12.575 INFO [stdout] running 0 tests
Nov 30 20:12:12.575 INFO [stdout] 
Nov 30 20:12:12.575 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 30 20:12:12.575 INFO [stdout] 
Nov 30 20:12:12.576 INFO [stderr]      Running /target/debug/deps/5_2_4_return_references-8835ace6ca693cbb
Nov 30 20:12:12.586 INFO [stdout] 
Nov 30 20:12:12.586 INFO [stdout] running 0 tests
Nov 30 20:12:12.586 INFO [stdout] 
Nov 30 20:12:12.586 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 30 20:12:12.586 INFO [stdout] 
Nov 30 20:12:12.586 INFO [stdout] 
Nov 30 20:12:12.586 INFO [stdout] running 0 tests
Nov 30 20:12:12.586 INFO [stdout] 
Nov 30 20:12:12.586 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 30 20:12:12.586 INFO [stdout] 
Nov 30 20:12:12.587 INFO [stderr]      Running /target/debug/deps/5_2_6_lifetime_parameter-0d222cb63c22cf7e
Nov 30 20:12:12.587 INFO [stderr]      Running /target/debug/deps/5_2_7_self_lifetime-2f2bc1dd14a1f6d3
Nov 30 20:12:12.588 INFO [stdout] 
Nov 30 20:12:12.588 INFO [stdout] running 0 tests
Nov 30 20:12:12.588 INFO [stdout] 
Nov 30 20:12:12.588 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 30 20:12:12.588 INFO [stdout] 
Nov 30 20:12:12.591 INFO [stderr]      Running /target/debug/deps/5_3_share_refenrence-9c4864416372b076
Nov 30 20:12:12.599 INFO [stdout] 
Nov 30 20:12:12.599 INFO [stdout] running 0 tests
Nov 30 20:12:12.599 INFO [stdout] 
Nov 30 20:12:12.599 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 30 20:12:12.599 INFO [stdout] 
Nov 30 20:12:12.600 INFO [stderr]      Running /target/debug/deps/6_13_cast-e143854e779e1ed9
Nov 30 20:12:12.600 INFO [stdout] 
Nov 30 20:12:12.600 INFO [stdout] running 0 tests
Nov 30 20:12:12.600 INFO [stdout] 
Nov 30 20:12:12.600 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 30 20:12:12.600 INFO [stdout] 
Nov 30 20:12:12.601 INFO [stderr]      Running /target/debug/deps/6_4_1_if_let-14f94323de8333b0
Nov 30 20:12:12.603 INFO [stdout] 
Nov 30 20:12:12.603 INFO [stdout] running 0 tests
Nov 30 20:12:12.603 INFO [stdout] 
Nov 30 20:12:12.603 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 30 20:12:12.603 INFO [stdout] 
Nov 30 20:12:12.603 INFO [stderr]      Running /target/debug/deps/6_5_loop-18635c7e25b337d8
Nov 30 20:12:12.604 INFO [stdout] 
Nov 30 20:12:12.604 INFO [stdout] running 0 tests
Nov 30 20:12:12.604 INFO [stdout] 
Nov 30 20:12:12.604 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 30 20:12:12.604 INFO [stdout] 
Nov 30 20:12:12.607 INFO [stderr]      Running /target/debug/deps/6_7_loop-0f50c6d7a5e21e1c
Nov 30 20:12:12.623 INFO [stdout] 
Nov 30 20:12:12.623 INFO [stdout] running 0 tests
Nov 30 20:12:12.623 INFO [stdout] 
Nov 30 20:12:12.623 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 30 20:12:12.623 INFO [stdout] 
Nov 30 20:12:12.623 INFO [stdout] 
Nov 30 20:12:12.623 INFO [stdout] running 0 tests
Nov 30 20:12:12.623 INFO [stdout] 
Nov 30 20:12:12.623 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 30 20:12:12.623 INFO [stdout] 
Nov 30 20:12:12.623 INFO [stderr]      Running /target/debug/deps/samples-f52f5af93b1cec84
Nov 30 20:12:12.627 INFO [stderr] su: No module specific data is present
Nov 30 20:12:13.681 INFO running `"docker" "inspect" "e1f436305f3de3a576cd4d41310eb73031942c2387f050025316d5c54700ab42"`
Nov 30 20:12:14.237 INFO running `"docker" "rm" "-f" "e1f436305f3de3a576cd4d41310eb73031942c2387f050025316d5c54700ab42"`
Nov 30 20:12:14.535 INFO [stdout] e1f436305f3de3a576cd4d41310eb73031942c2387f050025316d5c54700ab42
