Dec 07 03:15:09.128 INFO testing r4-1.0.1 against master#906deae0790bd18681b937fe9a141a3c26cf1855 for pr-56514
Dec 07 03:15:09.128 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-7/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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 07 03:15:09.310 INFO [stdout] a3d3b2af50224a12244da921183e193a0dde74eea1098ba1e1ce31c2df0ca6b0
Dec 07 03:15:09.314 INFO running `"docker" "start" "-a" "a3d3b2af50224a12244da921183e193a0dde74eea1098ba1e1ce31c2df0ca6b0"`
Dec 07 03:15:09.701 INFO [stderr] usermod: no changes
Dec 07 03:15:09.732 INFO [stderr]    Compiling r4 v1.0.1 (/source)
Dec 07 03:15:10.192 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.47s
Dec 07 03:15:10.198 INFO [stderr] su: No module specific data is present
Dec 07 03:15:10.558 INFO running `"docker" "inspect" "a3d3b2af50224a12244da921183e193a0dde74eea1098ba1e1ce31c2df0ca6b0"`
Dec 07 03:15:10.770 INFO running `"docker" "rm" "-f" "a3d3b2af50224a12244da921183e193a0dde74eea1098ba1e1ce31c2df0ca6b0"`
Dec 07 03:15:10.917 INFO [stdout] a3d3b2af50224a12244da921183e193a0dde74eea1098ba1e1ce31c2df0ca6b0
Dec 07 03:15:10.918 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-7/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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 07 03:15:11.172 INFO [stdout] c7ffe1222f680a351de0799d06a906c15fbbea652e97eef8383ebee8dc238683
Dec 07 03:15:11.178 INFO running `"docker" "start" "-a" "c7ffe1222f680a351de0799d06a906c15fbbea652e97eef8383ebee8dc238683"`
Dec 07 03:15:12.025 INFO [stderr] usermod: no changes
Dec 07 03:15:12.085 INFO [stderr]    Compiling r4 v1.0.1 (/source)
Dec 07 03:15:12.822 INFO [stderr] warning: unused variable: `i`
Dec 07 03:15:12.822 INFO [stderr]    --> src/lib.rs:407:34
Dec 07 03:15:12.823 INFO [stderr]     |
Dec 07 03:15:12.823 INFO [stderr] 407 |                     iterate![for i in 0..4;
Dec 07 03:15:12.823 INFO [stderr]     |                                  ^ help: consider using `_i` instead
Dec 07 03:15:12.823 INFO [stderr]     |
Dec 07 03:15:12.823 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 07 03:15:12.823 INFO [stderr] 
Dec 07 03:15:12.823 INFO [stderr] warning: unused variable: `x`
Dec 07 03:15:12.823 INFO [stderr]    --> src/lib.rs:433:34
Dec 07 03:15:12.823 INFO [stderr]     |
Dec 07 03:15:12.823 INFO [stderr] 433 |                     iterate![for x in vs.iter();
Dec 07 03:15:12.823 INFO [stderr]     |                                  ^ help: consider using `_x` instead
Dec 07 03:15:12.823 INFO [stderr] 
Dec 07 03:15:12.823 INFO [stderr] warning: unused variable: `x`
Dec 07 03:15:12.823 INFO [stderr]    --> src/lib.rs:443:34
Dec 07 03:15:12.823 INFO [stderr]     |
Dec 07 03:15:12.823 INFO [stderr] 443 |                     iterate![for x in vs.iter();
Dec 07 03:15:12.823 INFO [stderr]     |                                  ^ help: consider using `_x` instead
Dec 07 03:15:12.823 INFO [stderr] 
Dec 07 03:15:12.823 INFO [stderr] warning: unused variable: `a`
Dec 07 03:15:12.823 INFO [stderr]    --> src/lib.rs:474:34
Dec 07 03:15:12.823 INFO [stderr]     |
Dec 07 03:15:12.823 INFO [stderr] 474 |                              let a = *x + 3;
Dec 07 03:15:12.823 INFO [stderr]     |                                  ^ help: consider using `_a` instead
Dec 07 03:15:12.823 INFO [stderr] 
Dec 07 03:15:12.823 INFO [stderr] warning: unused variable: `a`
Dec 07 03:15:12.823 INFO [stderr]    --> src/lib.rs:489:34
Dec 07 03:15:12.823 INFO [stderr]     |
Dec 07 03:15:12.823 INFO [stderr] 489 |                              let a = *x + 3;
Dec 07 03:15:12.823 INFO [stderr]     |                                  ^ help: consider using `_a` instead
Dec 07 03:15:12.823 INFO [stderr] 
Dec 07 03:15:12.823 INFO [stderr] warning: unused variable: `y`
Dec 07 03:15:12.823 INFO [stderr]    --> src/lib.rs:506:34
Dec 07 03:15:12.823 INFO [stderr]     |
Dec 07 03:15:12.823 INFO [stderr] 506 |                              for y in vs.iter();
Dec 07 03:15:12.823 INFO [stderr]     |                                  ^ help: consider using `_y` instead
Dec 07 03:15:12.823 INFO [stderr] 
Dec 07 03:15:12.823 INFO [stderr] warning: unused variable: `x`
Dec 07 03:15:12.823 INFO [stderr]    --> src/lib.rs:522:34
Dec 07 03:15:12.823 INFO [stderr]     |
Dec 07 03:15:12.823 INFO [stderr] 522 |                              let x = *x + 1;
Dec 07 03:15:12.823 INFO [stderr]     |                                  ^ help: consider using `_x` instead
Dec 07 03:15:12.823 INFO [stderr] 
Dec 07 03:15:13.706 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.63s
Dec 07 03:15:13.712 INFO [stderr] su: No module specific data is present
Dec 07 03:15:14.130 INFO running `"docker" "inspect" "c7ffe1222f680a351de0799d06a906c15fbbea652e97eef8383ebee8dc238683"`
Dec 07 03:15:14.431 INFO running `"docker" "rm" "-f" "c7ffe1222f680a351de0799d06a906c15fbbea652e97eef8383ebee8dc238683"`
Dec 07 03:15:14.695 INFO [stdout] c7ffe1222f680a351de0799d06a906c15fbbea652e97eef8383ebee8dc238683
Dec 07 03:15:14.706 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-7/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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 07 03:15:15.012 INFO [stdout] 514e1c8165809ad0a934e1bd330ed975a11e25494993f8f0c8befc7fc3173d9c
Dec 07 03:15:15.018 INFO running `"docker" "start" "-a" "514e1c8165809ad0a934e1bd330ed975a11e25494993f8f0c8befc7fc3173d9c"`
Dec 07 03:15:15.830 INFO [stderr] usermod: no changes
Dec 07 03:15:15.876 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
Dec 07 03:15:15.877 INFO [stderr]      Running /target/debug/deps/r4-811b7a5c2a87abf7
Dec 07 03:15:15.885 INFO [stdout] 
Dec 07 03:15:15.885 INFO [stdout] running 22 tests
Dec 07 03:15:15.885 INFO [stdout] test tests::test_if_let_for ... ok
Dec 07 03:15:15.885 INFO [stdout] test tests::test_if_let_filter ... ok
Dec 07 03:15:15.885 INFO [stdout] test tests::test_basic_if_let ... ok
Dec 07 03:15:15.885 INFO [stdout] test tests::bind_pattern_in_for ... ok
Dec 07 03:15:15.885 INFO [stdout] test tests::test_if_let_let ... ok
Dec 07 03:15:15.885 INFO [stdout] test tests::test_just_multiple_yields ... ok
Dec 07 03:15:15.885 INFO [stdout] test tests::test_move_succeed ... ok
Dec 07 03:15:15.885 INFO [stdout] test tests::test_multiple_yield_with_filter_1 ... ok
Dec 07 03:15:15.885 INFO [stdout] test tests::test_multiple_yield_with_filter_2 ... ok
Dec 07 03:15:15.885 INFO [stdout] test tests::test_multiple_yields_liked_nested_loops ... ok
Dec 07 03:15:15.885 INFO [stdout] test tests::test_nested_refs ... ok
Dec 07 03:15:15.885 INFO [stdout] test tests::test_nested_refs_for_let_for_shadowing ... ok
Dec 07 03:15:15.885 INFO [stdout] test tests::test_nested_refs_for_let_shadowing ... ok
Dec 07 03:15:15.885 INFO [stdout] test tests::test_nested_refs_inner_if ... ok
Dec 07 03:15:15.885 INFO [stdout] test tests::test_nested_refs_let_let_shadowing_1 ... ok
Dec 07 03:15:15.885 INFO [stdout] test tests::test_nested_refs_let_let_shadowing_2 ... ok
Dec 07 03:15:15.885 INFO [stdout] test tests::test_nested_refs_outer_let ... ok
Dec 07 03:15:15.885 INFO [stdout] test tests::test_simple_if_let ... ok
Dec 07 03:15:15.885 INFO [stdout] test tests::test_if_let_if ... ok
Dec 07 03:15:15.885 INFO [stdout] test tests::test_basic_if ... ok
Dec 07 03:15:15.897 INFO [stdout] test tests::if_if_let ... ok
Dec 07 03:15:15.897 INFO [stderr]    Doc-tests r4
Dec 07 03:15:15.897 INFO [stdout] test tests::test_basic ... ok
Dec 07 03:15:15.897 INFO [stdout] 
Dec 07 03:15:15.897 INFO [stdout] test result: ok. 22 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 07 03:15:15.897 INFO [stdout] 
Dec 07 03:15:16.824 INFO [stdout] 
Dec 07 03:15:16.824 INFO [stdout] running 13 tests
Dec 07 03:15:16.828 INFO [stdout] test src/lib.rs -  (line 190) ... ignored
Dec 07 03:15:20.136 INFO [stdout] test src/lib.rs -  (line 52) ... ok
Dec 07 03:15:21.158 INFO [stdout] test src/lib.rs -  (line 18) ... ok
Dec 07 03:15:21.642 INFO [stdout] test src/lib.rs -  (line 128) ... ok
Dec 07 03:15:21.642 INFO [stdout] test src/lib.rs - FlatIter (line 227) ... ignored
Dec 07 03:15:22.849 INFO [stdout] test src/lib.rs -  (line 62) ... ok
Dec 07 03:15:23.003 INFO [stdout] test src/lib.rs -  (line 29) ... ok
Dec 07 03:15:23.012 INFO [stdout] test src/lib.rs -  (line 144) ... ok
Dec 07 03:15:23.264 INFO [stdout] test src/lib.rs -  (line 204) ... ok
Dec 07 03:15:23.484 INFO [stdout] test src/lib.rs -  (line 175) ... ok
Dec 07 03:15:24.160 INFO [stdout] test src/lib.rs -  (line 82) ... ok
Dec 07 03:15:24.362 INFO [stdout] test src/lib.rs - FlatIter (line 246) ... ok
Dec 07 03:15:24.523 INFO [stdout] test src/lib.rs -  (line 92) ... ok
Dec 07 03:15:24.523 INFO [stdout] 
Dec 07 03:15:24.523 INFO [stdout] test result: ok. 11 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out
Dec 07 03:15:24.523 INFO [stdout] 
Dec 07 03:15:24.547 INFO [stderr] su: No module specific data is present
Dec 07 03:15:24.866 INFO running `"docker" "inspect" "514e1c8165809ad0a934e1bd330ed975a11e25494993f8f0c8befc7fc3173d9c"`
Dec 07 03:15:24.970 INFO running `"docker" "rm" "-f" "514e1c8165809ad0a934e1bd330ed975a11e25494993f8f0c8befc7fc3173d9c"`
Dec 07 03:15:25.058 INFO [stdout] 514e1c8165809ad0a934e1bd330ed975a11e25494993f8f0c8befc7fc3173d9c