Nov 18 02:42:43.004 INFO testing r4-1.0.1 against try#2e026d6e5d7621634147ad4c8074f1d964dbb1be for pr-55982
Nov 18 02:42:43.004 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-1/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-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"`
Nov 18 02:42:43.501 INFO [stdout] 2fbd960445195909d4f57dfba7b46dcbd3193448f62d45729b11f5beb9ec24c4
Nov 18 02:42:43.503 INFO running `"docker" "start" "-a" "2fbd960445195909d4f57dfba7b46dcbd3193448f62d45729b11f5beb9ec24c4"`
Nov 18 02:42:44.886 INFO [stderr] usermod: no changes
Nov 18 02:42:44.927 INFO [stderr]    Compiling r4 v1.0.1 (/source)
Nov 18 02:42:45.447 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.53s
Nov 18 02:42:45.447 INFO [stderr] su: No module specific data is present
Nov 18 02:42:46.107 INFO running `"docker" "inspect" "2fbd960445195909d4f57dfba7b46dcbd3193448f62d45729b11f5beb9ec24c4"`
Nov 18 02:42:46.482 INFO running `"docker" "rm" "-f" "2fbd960445195909d4f57dfba7b46dcbd3193448f62d45729b11f5beb9ec24c4"`
Nov 18 02:42:46.863 INFO [stdout] 2fbd960445195909d4f57dfba7b46dcbd3193448f62d45729b11f5beb9ec24c4
Nov 18 02:42:46.871 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-1/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-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"`
Nov 18 02:42:47.385 INFO [stdout] a9d6018e6b8b3856ac925ae142e090311e07f34b9c71e2ab8e50ca80888cc516
Nov 18 02:42:47.388 INFO running `"docker" "start" "-a" "a9d6018e6b8b3856ac925ae142e090311e07f34b9c71e2ab8e50ca80888cc516"`
Nov 18 02:42:49.162 INFO [stderr] usermod: no changes
Nov 18 02:42:49.247 INFO [stderr]    Compiling r4 v1.0.1 (/source)
Nov 18 02:42:49.811 INFO [stderr] warning: unused variable: `i`
Nov 18 02:42:49.811 INFO [stderr]    --> src/lib.rs:407:34
Nov 18 02:42:49.811 INFO [stderr]     |
Nov 18 02:42:49.811 INFO [stderr] 407 |                     iterate![for i in 0..4;
Nov 18 02:42:49.811 INFO [stderr]     |                                  ^ help: consider using `_i` instead
Nov 18 02:42:49.811 INFO [stderr]     |
Nov 18 02:42:49.811 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Nov 18 02:42:49.811 INFO [stderr] 
Nov 18 02:42:49.811 INFO [stderr] warning: unused variable: `x`
Nov 18 02:42:49.811 INFO [stderr]    --> src/lib.rs:433:34
Nov 18 02:42:49.811 INFO [stderr]     |
Nov 18 02:42:49.811 INFO [stderr] 433 |                     iterate![for x in vs.iter();
Nov 18 02:42:49.811 INFO [stderr]     |                                  ^ help: consider using `_x` instead
Nov 18 02:42:49.811 INFO [stderr] 
Nov 18 02:42:49.811 INFO [stderr] warning: unused variable: `x`
Nov 18 02:42:49.811 INFO [stderr]    --> src/lib.rs:443:34
Nov 18 02:42:49.811 INFO [stderr]     |
Nov 18 02:42:49.811 INFO [stderr] 443 |                     iterate![for x in vs.iter();
Nov 18 02:42:49.811 INFO [stderr]     |                                  ^ help: consider using `_x` instead
Nov 18 02:42:49.811 INFO [stderr] 
Nov 18 02:42:49.811 INFO [stderr] warning: unused variable: `a`
Nov 18 02:42:49.811 INFO [stderr]    --> src/lib.rs:474:34
Nov 18 02:42:49.811 INFO [stderr]     |
Nov 18 02:42:49.811 INFO [stderr] 474 |                              let a = *x + 3;
Nov 18 02:42:49.811 INFO [stderr]     |                                  ^ help: consider using `_a` instead
Nov 18 02:42:49.811 INFO [stderr] 
Nov 18 02:42:49.811 INFO [stderr] warning: unused variable: `a`
Nov 18 02:42:49.811 INFO [stderr]    --> src/lib.rs:489:34
Nov 18 02:42:49.811 INFO [stderr]     |
Nov 18 02:42:49.811 INFO [stderr] 489 |                              let a = *x + 3;
Nov 18 02:42:49.811 INFO [stderr]     |                                  ^ help: consider using `_a` instead
Nov 18 02:42:49.811 INFO [stderr] 
Nov 18 02:42:49.811 INFO [stderr] warning: unused variable: `y`
Nov 18 02:42:49.811 INFO [stderr]    --> src/lib.rs:506:34
Nov 18 02:42:49.811 INFO [stderr]     |
Nov 18 02:42:49.811 INFO [stderr] 506 |                              for y in vs.iter();
Nov 18 02:42:49.811 INFO [stderr]     |                                  ^ help: consider using `_y` instead
Nov 18 02:42:49.812 INFO [stderr] 
Nov 18 02:42:49.812 INFO [stderr] warning: unused variable: `x`
Nov 18 02:42:49.812 INFO [stderr]    --> src/lib.rs:522:34
Nov 18 02:42:49.812 INFO [stderr]     |
Nov 18 02:42:49.812 INFO [stderr] 522 |                              let x = *x + 1;
Nov 18 02:42:49.812 INFO [stderr]     |                                  ^ help: consider using `_x` instead
Nov 18 02:42:49.812 INFO [stderr] 
Nov 18 02:42:51.029 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.83s
Nov 18 02:42:51.039 INFO [stderr] su: No module specific data is present
Nov 18 02:42:51.839 INFO running `"docker" "inspect" "a9d6018e6b8b3856ac925ae142e090311e07f34b9c71e2ab8e50ca80888cc516"`
Nov 18 02:42:52.111 INFO running `"docker" "rm" "-f" "a9d6018e6b8b3856ac925ae142e090311e07f34b9c71e2ab8e50ca80888cc516"`
Nov 18 02:42:52.251 INFO [stdout] a9d6018e6b8b3856ac925ae142e090311e07f34b9c71e2ab8e50ca80888cc516
Nov 18 02:42:52.254 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-1/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-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"`
Nov 18 02:42:52.709 INFO [stdout] 1175e6b6aca6e710563867826394c4ad923e1d5f4a26dd041d548a657b88d01f
Nov 18 02:42:52.710 INFO running `"docker" "start" "-a" "1175e6b6aca6e710563867826394c4ad923e1d5f4a26dd041d548a657b88d01f"`
Nov 18 02:42:53.520 INFO [stderr] usermod: no changes
Nov 18 02:42:53.553 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
Nov 18 02:42:53.554 INFO [stderr]      Running /target/debug/deps/r4-0290a5827f140740
Nov 18 02:42:53.555 INFO [stdout] 
Nov 18 02:42:53.555 INFO [stdout] running 22 tests
Nov 18 02:42:53.561 INFO [stdout] test tests::test_basic ... ok
Nov 18 02:42:53.561 INFO [stdout] test tests::if_if_let ... ok
Nov 18 02:42:53.561 INFO [stdout] test tests::bind_pattern_in_for ... ok
Nov 18 02:42:53.561 INFO [stdout] test tests::test_basic_if_let ... ok
Nov 18 02:42:53.561 INFO [stdout] test tests::test_if_let_filter ... ok
Nov 18 02:42:53.563 INFO [stdout] test tests::test_if_let_for ... ok
Nov 18 02:42:53.564 INFO [stdout] test tests::test_basic_if ... ok
Nov 18 02:42:53.564 INFO [stdout] test tests::test_if_let_let ... ok
Nov 18 02:42:53.564 INFO [stdout] test tests::test_move_succeed ... ok
Nov 18 02:42:53.564 INFO [stdout] test tests::test_if_let_if ... ok
Nov 18 02:42:53.564 INFO [stdout] test tests::test_just_multiple_yields ... ok
Nov 18 02:42:53.564 INFO [stdout] test tests::test_multiple_yield_with_filter_1 ... ok
Nov 18 02:42:53.565 INFO [stdout] test tests::test_multiple_yield_with_filter_2 ... ok
Nov 18 02:42:53.565 INFO [stdout] test tests::test_multiple_yields_liked_nested_loops ... ok
Nov 18 02:42:53.565 INFO [stdout] test tests::test_nested_refs_for_let_for_shadowing ... ok
Nov 18 02:42:53.566 INFO [stdout] test tests::test_nested_refs_let_let_shadowing_2 ... ok
Nov 18 02:42:53.566 INFO [stdout] test tests::test_nested_refs_outer_let ... ok
Nov 18 02:42:53.566 INFO [stdout] test tests::test_simple_if_let ... ok
Nov 18 02:42:53.567 INFO [stdout] test tests::test_nested_refs_inner_if ... ok
Nov 18 02:42:53.567 INFO [stdout] test tests::test_nested_refs_let_let_shadowing_1 ... ok
Nov 18 02:42:53.567 INFO [stdout] test tests::test_nested_refs ... ok
Nov 18 02:42:53.568 INFO [stdout] test tests::test_nested_refs_for_let_shadowing ... ok
Nov 18 02:42:53.568 INFO [stdout] 
Nov 18 02:42:53.568 INFO [stdout] test result: ok. 22 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 18 02:42:53.568 INFO [stdout] 
Nov 18 02:42:53.569 INFO [stderr]    Doc-tests r4
Nov 18 02:42:53.926 INFO [stdout] 
Nov 18 02:42:53.926 INFO [stdout] running 13 tests
Nov 18 02:42:53.926 INFO [stdout] test src/lib.rs -  (line 190) ... ignored
Nov 18 02:42:55.475 INFO [stdout] test src/lib.rs -  (line 128) ... ok
Nov 18 02:42:56.447 INFO [stdout] test src/lib.rs -  (line 204) ... ok
Nov 18 02:42:57.271 INFO [stdout] test src/lib.rs -  (line 18) ... ok
Nov 18 02:42:57.271 INFO [stdout] test src/lib.rs - FlatIter (line 227) ... ignored
Nov 18 02:42:57.724 INFO [stdout] test src/lib.rs -  (line 52) ... ok
Nov 18 02:42:58.581 INFO [stdout] test src/lib.rs -  (line 62) ... ok
Nov 18 02:42:58.951 INFO [stdout] test src/lib.rs -  (line 144) ... ok
Nov 18 02:42:59.201 INFO [stdout] test src/lib.rs -  (line 175) ... ok
Nov 18 02:42:59.204 INFO [stdout] test src/lib.rs -  (line 29) ... ok
Nov 18 02:42:59.913 INFO [stdout] test src/lib.rs -  (line 82) ... ok
Nov 18 02:43:00.072 INFO [stdout] test src/lib.rs -  (line 92) ... ok
Nov 18 02:43:00.128 INFO [stdout] test src/lib.rs - FlatIter (line 246) ... ok
Nov 18 02:43:00.128 INFO [stdout] 
Nov 18 02:43:00.128 INFO [stdout] test result: ok. 11 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out
Nov 18 02:43:00.128 INFO [stdout] 
Nov 18 02:43:00.150 INFO [stderr] su: No module specific data is present
Nov 18 02:43:00.592 INFO running `"docker" "inspect" "1175e6b6aca6e710563867826394c4ad923e1d5f4a26dd041d548a657b88d01f"`
Nov 18 02:43:00.733 INFO running `"docker" "rm" "-f" "1175e6b6aca6e710563867826394c4ad923e1d5f4a26dd041d548a657b88d01f"`
Nov 18 02:43:00.953 INFO [stdout] 1175e6b6aca6e710563867826394c4ad923e1d5f4a26dd041d548a657b88d01f