Dec 13 10:19:55.378 INFO testing mmstick/parallel against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 13 10:19:55.378 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-5/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 13 10:19:55.931 INFO [stdout] 4263a1819a38191e156c2540cc250f104f0aaf618916391487a20fcc118ee18a
Dec 13 10:19:55.933 INFO running `"docker" "start" "-a" "4263a1819a38191e156c2540cc250f104f0aaf618916391487a20fcc118ee18a"`
Dec 13 10:19:58.724 INFO [stderr] usermod: no changes
Dec 13 10:19:58.831 INFO [stderr]    Compiling numtoa v0.0.7
Dec 13 10:19:58.831 INFO [stderr]    Compiling permutate v0.3.2
Dec 13 10:19:58.831 INFO [stderr]    Compiling sys-info v0.5.0
Dec 13 10:19:58.835 INFO [stderr]    Compiling wait-timeout v0.1.5
Dec 13 10:20:03.221 INFO [stderr]    Compiling parallel v0.11.3 (/source)
Dec 13 10:20:03.735 INFO [stderr] warning: doc comment not used by rustdoc
Dec 13 10:20:03.735 INFO [stderr]    --> src/main.rs:242:9
Dec 13 10:20:03.735 INFO [stderr]     |
Dec 13 10:20:03.735 INFO [stderr] 242 |         /// Prints messages from executed commands in the correct order.
Dec 13 10:20:03.735 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 10:20:03.735 INFO [stderr]     |
Dec 13 10:20:03.735 INFO [stderr]     = note: #[warn(unused_doc_comments)] on by default
Dec 13 10:20:03.735 INFO [stderr] 
Dec 13 10:20:03.735 INFO [stderr] warning: doc comment not used by rustdoc
Dec 13 10:20:03.735 INFO [stderr]    --> src/main.rs:245:9
Dec 13 10:20:03.735 INFO [stderr]     |
Dec 13 10:20:03.735 INFO [stderr] 245 |         /// Wait for all threads to exit before proceeding.
Dec 13 10:20:03.735 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 10:20:03.735 INFO [stderr] 
Dec 13 10:20:04.403 INFO [stderr] warning: variable does not need to be mutable
Dec 13 10:20:04.403 INFO [stderr]    --> src/arguments/mod.rs:553:9
Dec 13 10:20:04.403 INFO [stderr]     |
Dec 13 10:20:04.403 INFO [stderr] 553 |     let mut append_list = &mut Vec::new();
Dec 13 10:20:04.403 INFO [stderr]     |         ----^^^^^^^^^^^
Dec 13 10:20:04.403 INFO [stderr]     |         |
Dec 13 10:20:04.403 INFO [stderr]     |         help: remove this `mut`
Dec 13 10:20:04.403 INFO [stderr]     |
Dec 13 10:20:04.403 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 13 10:20:04.403 INFO [stderr] 
Dec 13 10:20:04.458 INFO [stderr] warning: variable does not need to be mutable
Dec 13 10:20:04.458 INFO [stderr]   --> src/execute/exec_commands.rs:36:13
Dec 13 10:20:04.458 INFO [stderr]    |
Dec 13 10:20:04.458 INFO [stderr] 36 |         let mut command_buffer = &mut String::with_capacity(64);
Dec 13 10:20:04.458 INFO [stderr]    |             ----^^^^^^^^^^^^^^
Dec 13 10:20:04.458 INFO [stderr]    |             |
Dec 13 10:20:04.458 INFO [stderr]    |             help: remove this `mut`
Dec 13 10:20:04.458 INFO [stderr] 
Dec 13 10:20:04.517 INFO [stderr] warning: variable does not need to be mutable
Dec 13 10:20:04.517 INFO [stderr]   --> src/execute/pipe.rs:41:17
Dec 13 10:20:04.517 INFO [stderr]    |
Dec 13 10:20:04.517 INFO [stderr] 41 |             let mut stdout = child.stdout.as_mut().expect("unable to open stdout of child");
Dec 13 10:20:04.517 INFO [stderr]    |                 ----^^^^^^
Dec 13 10:20:04.517 INFO [stderr]    |                 |
Dec 13 10:20:04.517 INFO [stderr]    |                 help: remove this `mut`
Dec 13 10:20:04.517 INFO [stderr] 
Dec 13 10:20:08.723 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.96s
Dec 13 10:20:08.727 INFO [stderr] su: No module specific data is present
Dec 13 10:20:09.577 INFO running `"docker" "inspect" "4263a1819a38191e156c2540cc250f104f0aaf618916391487a20fcc118ee18a"`
Dec 13 10:20:09.969 INFO running `"docker" "rm" "-f" "4263a1819a38191e156c2540cc250f104f0aaf618916391487a20fcc118ee18a"`
Dec 13 10:20:10.259 INFO [stdout] 4263a1819a38191e156c2540cc250f104f0aaf618916391487a20fcc118ee18a
Dec 13 10:20:10.261 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-5/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 13 10:20:10.904 INFO [stdout] 2dbb65cfb815a3f0bdaa546795dc09578ec83ec913f6aa7a93163f40d4f68e24
Dec 13 10:20:10.906 INFO running `"docker" "start" "-a" "2dbb65cfb815a3f0bdaa546795dc09578ec83ec913f6aa7a93163f40d4f68e24"`
Dec 13 10:20:12.785 INFO [stderr] usermod: no changes
Dec 13 10:20:12.881 INFO [stderr]    Compiling parallel v0.11.3 (/source)
Dec 13 10:20:13.441 INFO [stderr] warning: unnecessary parentheses around method argument
Dec 13 10:20:13.441 INFO [stderr]    --> src/input_iterator/iterator.rs:231:48
Dec 13 10:20:13.441 INFO [stderr]     |
Dec 13 10:20:13.441 INFO [stderr] 231 |         for (actual, expected) in iterator.zip((1..4096)) {
Dec 13 10:20:13.441 INFO [stderr]     |                                                ^^^^^^^^^ help: remove these parentheses
Dec 13 10:20:13.441 INFO [stderr]     |
Dec 13 10:20:13.441 INFO [stderr]     = note: #[warn(unused_parens)] on by default
Dec 13 10:20:13.441 INFO [stderr] 
Dec 13 10:20:13.441 INFO [stderr] warning: doc comment not used by rustdoc
Dec 13 10:20:13.441 INFO [stderr]    --> src/main.rs:242:9
Dec 13 10:20:13.441 INFO [stderr]     |
Dec 13 10:20:13.441 INFO [stderr] 242 |         /// Prints messages from executed commands in the correct order.
Dec 13 10:20:13.441 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 10:20:13.441 INFO [stderr]     |
Dec 13 10:20:13.441 INFO [stderr]     = note: #[warn(unused_doc_comments)] on by default
Dec 13 10:20:13.441 INFO [stderr] 
Dec 13 10:20:13.441 INFO [stderr] warning: doc comment not used by rustdoc
Dec 13 10:20:13.441 INFO [stderr]    --> src/main.rs:245:9
Dec 13 10:20:13.441 INFO [stderr]     |
Dec 13 10:20:13.441 INFO [stderr] 245 |         /// Wait for all threads to exit before proceeding.
Dec 13 10:20:13.441 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 10:20:13.441 INFO [stderr] 
Dec 13 10:20:14.208 INFO [stderr] warning: variable does not need to be mutable
Dec 13 10:20:14.208 INFO [stderr]    --> src/arguments/mod.rs:553:9
Dec 13 10:20:14.208 INFO [stderr]     |
Dec 13 10:20:14.208 INFO [stderr] 553 |     let mut append_list = &mut Vec::new();
Dec 13 10:20:14.208 INFO [stderr]     |         ----^^^^^^^^^^^
Dec 13 10:20:14.208 INFO [stderr]     |         |
Dec 13 10:20:14.208 INFO [stderr]     |         help: remove this `mut`
Dec 13 10:20:14.208 INFO [stderr]     |
Dec 13 10:20:14.208 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 13 10:20:14.208 INFO [stderr] 
Dec 13 10:20:14.288 INFO [stderr] warning: variable does not need to be mutable
Dec 13 10:20:14.288 INFO [stderr]   --> src/execute/exec_commands.rs:36:13
Dec 13 10:20:14.288 INFO [stderr]    |
Dec 13 10:20:14.288 INFO [stderr] 36 |         let mut command_buffer = &mut String::with_capacity(64);
Dec 13 10:20:14.288 INFO [stderr]    |             ----^^^^^^^^^^^^^^
Dec 13 10:20:14.288 INFO [stderr]    |             |
Dec 13 10:20:14.288 INFO [stderr]    |             help: remove this `mut`
Dec 13 10:20:14.288 INFO [stderr] 
Dec 13 10:20:14.350 INFO [stderr] warning: variable does not need to be mutable
Dec 13 10:20:14.350 INFO [stderr]   --> src/execute/pipe.rs:41:17
Dec 13 10:20:14.350 INFO [stderr]    |
Dec 13 10:20:14.351 INFO [stderr] 41 |             let mut stdout = child.stdout.as_mut().expect("unable to open stdout of child");
Dec 13 10:20:14.351 INFO [stderr]    |                 ----^^^^^^
Dec 13 10:20:14.351 INFO [stderr]    |                 |
Dec 13 10:20:14.351 INFO [stderr]    |                 help: remove this `mut`
Dec 13 10:20:14.351 INFO [stderr] 
Dec 13 10:20:15.440 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.62s
Dec 13 10:20:15.444 INFO [stderr] su: No module specific data is present
Dec 13 10:20:16.168 INFO running `"docker" "inspect" "2dbb65cfb815a3f0bdaa546795dc09578ec83ec913f6aa7a93163f40d4f68e24"`
Dec 13 10:20:16.391 INFO running `"docker" "rm" "-f" "2dbb65cfb815a3f0bdaa546795dc09578ec83ec913f6aa7a93163f40d4f68e24"`
Dec 13 10:20:16.679 INFO [stdout] 2dbb65cfb815a3f0bdaa546795dc09578ec83ec913f6aa7a93163f40d4f68e24
Dec 13 10:20:16.685 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-5/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 13 10:20:17.156 INFO [stdout] a9eb63289abd8758bb11d8496bf2dde79eba4ec2672e408074f0fa1d2ea332c7
Dec 13 10:20:17.158 INFO running `"docker" "start" "-a" "a9eb63289abd8758bb11d8496bf2dde79eba4ec2672e408074f0fa1d2ea332c7"`
Dec 13 10:20:18.274 INFO [stderr] usermod: no changes
Dec 13 10:20:18.327 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
Dec 13 10:20:18.339 INFO [stderr]      Running /target/debug/deps/parallel-6022a989812ec1dc
Dec 13 10:20:18.343 INFO [stdout] 
Dec 13 10:20:18.343 INFO [stdout] running 21 tests
Dec 13 10:20:18.343 INFO [stdout] test execute::argument_splitter::tests::quotes ... ok
Dec 13 10:20:18.343 INFO [stdout] test execute::argument_splitter::tests::processes ... ok
Dec 13 10:20:18.343 INFO [stdout] test execute::argument_splitter::tests::arrays ... ok
Dec 13 10:20:18.357 INFO [stdout] test execute::argument_splitter::tests::methods ... ok
Dec 13 10:20:18.359 INFO [stdout] test input_iterator::iterator::tests::test_input_iterator ... ok
Dec 13 10:20:18.359 INFO [stdout] test tokenizer::functions::tests::path_basename_dir ... ok
Dec 13 10:20:18.359 INFO [stdout] test tokenizer::functions::tests::path_basename_empty ... ok
Dec 13 10:20:18.359 INFO [stdout] test tokenizer::functions::tests::path_basename_simple ... ok
Dec 13 10:20:18.359 INFO [stdout] test disk_buffer::tests::test_disk_buffer_reader_simple ... ok
Dec 13 10:20:18.359 INFO [stdout] test arguments::jobs::job_parsing ... ok
Dec 13 10:20:18.359 INFO [stdout] test disk_buffer::tests::test_disk_buffer_reader_byte_shifting ... ok
Dec 13 10:20:18.359 INFO [stdout] test tokenizer::functions::tests::path_dirname_empty ... ok
Dec 13 10:20:18.359 INFO [stdout] test tokenizer::functions::tests::path_dirname_simple ... ok
Dec 13 10:20:18.359 INFO [stdout] test tokenizer::functions::tests::path_remove_ext_empty ... ok
Dec 13 10:20:18.359 INFO [stdout] test tokenizer::functions::tests::path_dirname_dir ... ok
Dec 13 10:20:18.360 INFO [stdout] test tokenizer::functions::tests::path_remove_ext_utf8 ... ok
Dec 13 10:20:18.360 INFO [stdout] test tokenizer::functions::tests::path_basename_utf8 ... ok
Dec 13 10:20:18.360 INFO [stdout] test tokenizer::functions::tests::path_hidden ... ok
Dec 13 10:20:18.360 INFO [stdout] test tokenizer::functions::tests::path_remove_ext_dir ... ok
Dec 13 10:20:18.360 INFO [stdout] test tokenizer::functions::tests::path_dirname_utf8 ... ok
Dec 13 10:20:18.361 INFO [stdout] test tokenizer::functions::tests::path_remove_ext_simple ... ok
Dec 13 10:20:18.361 INFO [stdout] 
Dec 13 10:20:18.361 INFO [stdout] test result: ok. 21 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 10:20:18.361 INFO [stdout] 
Dec 13 10:20:18.363 INFO [stderr] su: No module specific data is present
Dec 13 10:20:18.779 INFO running `"docker" "inspect" "a9eb63289abd8758bb11d8496bf2dde79eba4ec2672e408074f0fa1d2ea332c7"`
Dec 13 10:20:18.978 INFO running `"docker" "rm" "-f" "a9eb63289abd8758bb11d8496bf2dde79eba4ec2672e408074f0fa1d2ea332c7"`
Dec 13 10:20:19.153 INFO [stdout] a9eb63289abd8758bb11d8496bf2dde79eba4ec2672e408074f0fa1d2ea332c7