Dec 15 21:06:23.107 INFO testing bitfields-0.1.0 against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 15 21:06:23.107 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-4/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/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 15 21:06:23.316 INFO [stdout] 891d2a0e9e673f2bc59743b8dbced680057414ef244eb68b754b7cc5d73fd5b2
Dec 15 21:06:23.318 INFO running `"docker" "start" "-a" "891d2a0e9e673f2bc59743b8dbced680057414ef244eb68b754b7cc5d73fd5b2"`
Dec 15 21:06:23.754 INFO [stderr] usermod: no changes
Dec 15 21:06:23.787 INFO [stderr]    Compiling bitfields v0.1.0 (/source)
Dec 15 21:06:24.451 INFO [stderr] warning: function is never used: `byte_bit_offset`
Dec 15 21:06:24.451 INFO [stderr]    --> src/lib.rs:107:5
Dec 15 21:06:24.451 INFO [stderr]     |
Dec 15 21:06:24.451 INFO [stderr] 107 |     pub fn byte_bit_offset(idx: usize) -> (usize, usize) {
Dec 15 21:06:24.451 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 15 21:06:24.451 INFO [stderr]     |
Dec 15 21:06:24.451 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 15 21:06:24.451 INFO [stderr] 
Dec 15 21:06:24.451 INFO [stderr] warning: function is never used: `test_bit`
Dec 15 21:06:24.451 INFO [stderr]    --> src/lib.rs:115:5
Dec 15 21:06:24.451 INFO [stderr]     |
Dec 15 21:06:24.452 INFO [stderr] 115 |     pub fn test_bit(target: &u8, pos: usize) -> bool {
Dec 15 21:06:24.452 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 15 21:06:24.455 INFO [stderr] 
Dec 15 21:06:24.455 INFO [stderr] warning: function is never used: `set_bit`
Dec 15 21:06:24.455 INFO [stderr]    --> src/lib.rs:119:5
Dec 15 21:06:24.455 INFO [stderr]     |
Dec 15 21:06:24.455 INFO [stderr] 119 |     pub fn set_bit(target: &mut u8, pos: usize) {
Dec 15 21:06:24.455 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 15 21:06:24.455 INFO [stderr] 
Dec 15 21:06:24.455 INFO [stderr] warning: function is never used: `unset_bit`
Dec 15 21:06:24.455 INFO [stderr]    --> src/lib.rs:127:5
Dec 15 21:06:24.455 INFO [stderr]     |
Dec 15 21:06:24.455 INFO [stderr] 127 |     pub fn unset_bit(target: &mut u8, pos: usize) {
Dec 15 21:06:24.455 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 15 21:06:24.455 INFO [stderr] 
Dec 15 21:06:24.455 INFO [stderr] warning: function is never used: `toggle_bit`
Dec 15 21:06:24.455 INFO [stderr]    --> src/lib.rs:131:5
Dec 15 21:06:24.455 INFO [stderr]     |
Dec 15 21:06:24.455 INFO [stderr] 131 |     pub fn toggle_bit(target: &mut u8, pos: usize) {
Dec 15 21:06:24.455 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 15 21:06:24.455 INFO [stderr] 
Dec 15 21:06:24.531 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.75s
Dec 15 21:06:24.534 INFO [stderr] su: No module specific data is present
Dec 15 21:06:25.484 INFO running `"docker" "inspect" "891d2a0e9e673f2bc59743b8dbced680057414ef244eb68b754b7cc5d73fd5b2"`
Dec 15 21:06:25.781 INFO running `"docker" "rm" "-f" "891d2a0e9e673f2bc59743b8dbced680057414ef244eb68b754b7cc5d73fd5b2"`
Dec 15 21:06:26.075 INFO [stdout] 891d2a0e9e673f2bc59743b8dbced680057414ef244eb68b754b7cc5d73fd5b2
Dec 15 21:06:26.076 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-4/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/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 15 21:06:26.490 INFO [stdout] 547e8f2fb5d1d18f4948dcbcf25030b7c84188778269915a71535203d66de36b
Dec 15 21:06:26.492 INFO running `"docker" "start" "-a" "547e8f2fb5d1d18f4948dcbcf25030b7c84188778269915a71535203d66de36b"`
Dec 15 21:06:27.879 INFO [stderr] usermod: no changes
Dec 15 21:06:27.939 INFO [stderr]    Compiling bitfields v0.1.0 (/source)
Dec 15 21:06:29.054 INFO [stderr] warning: variable does not need to be mutable
Dec 15 21:06:29.054 INFO [stderr]    --> src/lib.rs:396:13
Dec 15 21:06:29.054 INFO [stderr]     |
Dec 15 21:06:29.054 INFO [stderr] 396 |         let mut storage = vec![0u8];
Dec 15 21:06:29.054 INFO [stderr]     |             ----^^^^^^^
Dec 15 21:06:29.054 INFO [stderr]     |             |
Dec 15 21:06:29.054 INFO [stderr]     |             help: remove this `mut`
Dec 15 21:06:29.054 INFO [stderr]     |
Dec 15 21:06:29.054 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 15 21:06:29.054 INFO [stderr] 
Dec 15 21:06:29.059 INFO [stderr] warning: function is never used: `byte_bit_offset`
Dec 15 21:06:29.059 INFO [stderr]    --> src/lib.rs:107:5
Dec 15 21:06:29.059 INFO [stderr]     |
Dec 15 21:06:29.059 INFO [stderr] 107 |     pub fn byte_bit_offset(idx: usize) -> (usize, usize) {
Dec 15 21:06:29.059 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 15 21:06:29.059 INFO [stderr]     |
Dec 15 21:06:29.059 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 15 21:06:29.059 INFO [stderr] 
Dec 15 21:06:29.696 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.79s
Dec 15 21:06:29.698 INFO [stderr] su: No module specific data is present
Dec 15 21:06:30.555 INFO running `"docker" "inspect" "547e8f2fb5d1d18f4948dcbcf25030b7c84188778269915a71535203d66de36b"`
Dec 15 21:06:30.786 INFO running `"docker" "rm" "-f" "547e8f2fb5d1d18f4948dcbcf25030b7c84188778269915a71535203d66de36b"`
Dec 15 21:06:31.039 INFO [stdout] 547e8f2fb5d1d18f4948dcbcf25030b7c84188778269915a71535203d66de36b
Dec 15 21:06:31.041 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-4/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/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 15 21:06:31.503 INFO [stdout] f47168cad8e3eba22518b6cae8a6aebc2bae05d2d4617ae50bf4ff475b184cea
Dec 15 21:06:31.508 INFO running `"docker" "start" "-a" "f47168cad8e3eba22518b6cae8a6aebc2bae05d2d4617ae50bf4ff475b184cea"`
Dec 15 21:06:33.862 INFO [stderr] usermod: no changes
Dec 15 21:06:33.923 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
Dec 15 21:06:33.927 INFO [stderr]      Running /target/debug/deps/bitfields-93dde76e0900a966
Dec 15 21:06:33.935 INFO [stdout] 
Dec 15 21:06:33.935 INFO [stdout] running 16 tests
Dec 15 21:06:33.935 INFO [stdout] test bit_twiddles::twiddle_tests::get ... ok
Dec 15 21:06:33.935 INFO [stdout] test bit_twiddles::twiddle_tests::set ... ok
Dec 15 21:06:33.943 INFO [stdout] test bit_twiddles::twiddle_tests::test ... ok
Dec 15 21:06:33.943 INFO [stdout] test bit_twiddles::twiddle_tests::unset ... ok
Dec 15 21:06:33.951 INFO [stdout] test bit_twiddles::twiddle_tests::toggle ... ok
Dec 15 21:06:33.955 INFO [stdout] test bit_twiddles::twiddle_tests::set_to ... ok
Dec 15 21:06:33.963 INFO [stdout] test tests::overwrite ... ok
Dec 15 21:06:33.963 INFO [stdout] test tests::store_and_retrieve ... ok
Dec 15 21:06:33.963 INFO [stdout] test tests::store_too_wide ... ok
Dec 15 21:06:33.963 INFO [stdout] test tests::invalid_field ... ok
Dec 15 21:06:33.963 INFO [stdout] test tests::corrupted_read ... ok
Dec 15 21:06:34.123 INFO [stdout] test bit_twiddles::twiddle_tests::get_with_large_pos ... ok
Dec 15 21:06:34.123 INFO [stdout] test bit_twiddles::twiddle_tests::set_with_large_pos ... ok
Dec 15 21:06:34.123 INFO [stdout] test bit_twiddles::twiddle_tests::toggle_with_large_pos ... ok
Dec 15 21:06:34.123 INFO [stdout] test bit_twiddles::twiddle_tests::set_to_with_large_pos ... ok
Dec 15 21:06:34.123 INFO [stdout] test bit_twiddles::twiddle_tests::unset_with_large_pos ... ok
Dec 15 21:06:34.123 INFO [stdout] 
Dec 15 21:06:34.123 INFO [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 15 21:06:34.123 INFO [stdout] 
Dec 15 21:06:34.123 INFO [stderr]    Doc-tests bitfields
Dec 15 21:06:35.343 INFO [stdout] 
Dec 15 21:06:35.343 INFO [stdout] running 0 tests
Dec 15 21:06:35.343 INFO [stdout] 
Dec 15 21:06:35.343 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 15 21:06:35.343 INFO [stdout] 
Dec 15 21:06:35.351 INFO [stderr] su: No module specific data is present
Dec 15 21:06:36.016 INFO running `"docker" "inspect" "f47168cad8e3eba22518b6cae8a6aebc2bae05d2d4617ae50bf4ff475b184cea"`
Dec 15 21:06:36.304 INFO running `"docker" "rm" "-f" "f47168cad8e3eba22518b6cae8a6aebc2bae05d2d4617ae50bf4ff475b184cea"`
Dec 15 21:06:36.531 INFO [stdout] f47168cad8e3eba22518b6cae8a6aebc2bae05d2d4617ae50bf4ff475b184cea