Dec 14 23:51:36.656 INFO testing reader-writer-0.0.2 against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 14 23:51:36.656 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-3/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/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 14 23:51:37.091 INFO [stdout] 55519fd68261a10dd66de0d54334cc9a67fed5b62343f53bee5fbc1d7ea09c94
Dec 14 23:51:37.099 INFO running `"docker" "start" "-a" "55519fd68261a10dd66de0d54334cc9a67fed5b62343f53bee5fbc1d7ea09c94"`
Dec 14 23:51:38.335 INFO [stderr] usermod: no changes
Dec 14 23:51:38.407 INFO [stderr]    Compiling reader-writer v0.0.2 (/source)
Dec 14 23:51:39.444 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.07s
Dec 14 23:51:39.449 INFO [stderr] su: No module specific data is present
Dec 14 23:51:40.248 INFO running `"docker" "inspect" "55519fd68261a10dd66de0d54334cc9a67fed5b62343f53bee5fbc1d7ea09c94"`
Dec 14 23:51:40.619 INFO running `"docker" "rm" "-f" "55519fd68261a10dd66de0d54334cc9a67fed5b62343f53bee5fbc1d7ea09c94"`
Dec 14 23:51:40.926 INFO [stdout] 55519fd68261a10dd66de0d54334cc9a67fed5b62343f53bee5fbc1d7ea09c94
Dec 14 23:51:40.933 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-3/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/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 14 23:51:41.442 INFO [stdout] e86d590c6f8e271d3488b05506b678233283ad17b6c2f15ed5a0c25939da6932
Dec 14 23:51:41.448 INFO running `"docker" "start" "-a" "e86d590c6f8e271d3488b05506b678233283ad17b6c2f15ed5a0c25939da6932"`
Dec 14 23:51:42.766 INFO [stderr] usermod: no changes
Dec 14 23:51:42.808 INFO [stderr]    Compiling reader-writer v0.0.2 (/source)
Dec 14 23:51:44.631 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.84s
Dec 14 23:51:44.635 INFO [stderr] su: No module specific data is present
Dec 14 23:51:45.345 INFO running `"docker" "inspect" "e86d590c6f8e271d3488b05506b678233283ad17b6c2f15ed5a0c25939da6932"`
Dec 14 23:51:45.587 INFO running `"docker" "rm" "-f" "e86d590c6f8e271d3488b05506b678233283ad17b6c2f15ed5a0c25939da6932"`
Dec 14 23:51:45.932 INFO [stdout] e86d590c6f8e271d3488b05506b678233283ad17b6c2f15ed5a0c25939da6932
Dec 14 23:51:45.937 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-3/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/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 14 23:51:46.335 INFO [stdout] f17815b117785e4567eaef6c45e9b429d7b1cfb90a0f33624853d6a1155c87c3
Dec 14 23:51:46.336 INFO running `"docker" "start" "-a" "f17815b117785e4567eaef6c45e9b429d7b1cfb90a0f33624853d6a1155c87c3"`
Dec 14 23:51:47.448 INFO [stderr] usermod: no changes
Dec 14 23:51:47.517 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
Dec 14 23:51:47.531 INFO [stderr]      Running /target/debug/deps/reader_writer-e578efd5bdd274b6
Dec 14 23:51:47.543 INFO [stdout] 
Dec 14 23:51:47.543 INFO [stdout] running 8 tests
Dec 14 23:51:47.547 INFO [stdout] test tests::count_u32_four_bytes ... ok
Dec 14 23:51:47.547 INFO [stdout] test tests::count_str ... ok
Dec 14 23:51:47.547 INFO [stdout] test tests::count_string ... ok
Dec 14 23:51:47.547 INFO [stdout] test tests::count_u16_two_bytes ... ok
Dec 14 23:51:47.547 INFO [stdout] test tests::count_bytes ... ok
Dec 14 23:51:47.547 INFO [stdout] test tests::count_u64_eight_bytes ... ok
Dec 14 23:51:47.547 INFO [stdout] test tests::can_write_and_read ... ok
Dec 14 23:51:47.547 INFO [stdout] test tests::count_u8_one_byte ... ok
Dec 14 23:51:47.547 INFO [stdout] 
Dec 14 23:51:47.547 INFO [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 14 23:51:47.547 INFO [stdout] 
Dec 14 23:51:47.551 INFO [stderr]    Doc-tests reader-writer
Dec 14 23:51:48.546 INFO [stdout] 
Dec 14 23:51:48.546 INFO [stdout] running 0 tests
Dec 14 23:51:48.546 INFO [stdout] 
Dec 14 23:51:48.546 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 14 23:51:48.546 INFO [stdout] 
Dec 14 23:51:48.553 INFO [stderr] su: No module specific data is present
Dec 14 23:51:49.388 INFO running `"docker" "inspect" "f17815b117785e4567eaef6c45e9b429d7b1cfb90a0f33624853d6a1155c87c3"`
Dec 14 23:51:49.652 INFO running `"docker" "rm" "-f" "f17815b117785e4567eaef6c45e9b429d7b1cfb90a0f33624853d6a1155c87c3"`
Dec 14 23:51:50.075 INFO [stdout] f17815b117785e4567eaef6c45e9b429d7b1cfb90a0f33624853d6a1155c87c3