Dec 07 06:45:58.545 INFO testing multi_reader-0.1.0 against master#906deae0790bd18681b937fe9a141a3c26cf1855 for pr-56514
Dec 07 06:45:58.545 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-0/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/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 06:45:58.746 INFO [stdout] db1fa5fb651b3b27c8ca79599da2527d4852c2ef1d79e47d4bc1af2070bab2e8
Dec 07 06:45:58.750 INFO running `"docker" "start" "-a" "db1fa5fb651b3b27c8ca79599da2527d4852c2ef1d79e47d4bc1af2070bab2e8"`
Dec 07 06:45:59.516 INFO [stderr] usermod: no changes
Dec 07 06:45:59.549 INFO [stderr]    Compiling multi_reader v0.1.0 (/source)
Dec 07 06:45:59.914 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.37s
Dec 07 06:45:59.924 INFO [stderr] su: No module specific data is present
Dec 07 06:46:00.274 INFO running `"docker" "inspect" "db1fa5fb651b3b27c8ca79599da2527d4852c2ef1d79e47d4bc1af2070bab2e8"`
Dec 07 06:46:00.430 INFO running `"docker" "rm" "-f" "db1fa5fb651b3b27c8ca79599da2527d4852c2ef1d79e47d4bc1af2070bab2e8"`
Dec 07 06:46:00.518 INFO [stdout] db1fa5fb651b3b27c8ca79599da2527d4852c2ef1d79e47d4bc1af2070bab2e8
Dec 07 06:46:00.520 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-0/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/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 06:46:00.753 INFO [stdout] 9615834283d9500ad9d2d8a21fc53af6be737d1f9fe28052ae4c381312853ae0
Dec 07 06:46:00.760 INFO running `"docker" "start" "-a" "9615834283d9500ad9d2d8a21fc53af6be737d1f9fe28052ae4c381312853ae0"`
Dec 07 06:46:01.418 INFO [stderr] usermod: no changes
Dec 07 06:46:01.459 INFO [stderr]    Compiling multi_reader v0.1.0 (/source)
Dec 07 06:46:02.414 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.97s
Dec 07 06:46:02.416 INFO [stderr] su: No module specific data is present
Dec 07 06:46:02.682 INFO running `"docker" "inspect" "9615834283d9500ad9d2d8a21fc53af6be737d1f9fe28052ae4c381312853ae0"`
Dec 07 06:46:02.762 INFO running `"docker" "rm" "-f" "9615834283d9500ad9d2d8a21fc53af6be737d1f9fe28052ae4c381312853ae0"`
Dec 07 06:46:02.852 INFO [stdout] 9615834283d9500ad9d2d8a21fc53af6be737d1f9fe28052ae4c381312853ae0
Dec 07 06:46:02.854 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-0/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/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 06:46:03.036 INFO [stdout] 29c244ac43f4c4ef9a65384936f45f5b0b99df6ced085857a0d37d134df5b512
Dec 07 06:46:03.038 INFO running `"docker" "start" "-a" "29c244ac43f4c4ef9a65384936f45f5b0b99df6ced085857a0d37d134df5b512"`
Dec 07 06:46:03.543 INFO [stderr] usermod: no changes
Dec 07 06:46:03.588 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
Dec 07 06:46:03.594 INFO [stderr]      Running /target/debug/deps/multi_reader-3d12d075dfa9a876
Dec 07 06:46:03.596 INFO [stdout] 
Dec 07 06:46:03.596 INFO [stdout] running 7 tests
Dec 07 06:46:03.600 INFO [stdout] test tests::test_single_reader ... ok
Dec 07 06:46:03.600 INFO [stdout] test tests::test_last_readers_is_empty ... ok
Dec 07 06:46:03.600 INFO [stdout] test tests::test_several_readers ... ok
Dec 07 06:46:03.600 INFO [stdout] test tests::test_only_empty_readers ... ok
Dec 07 06:46:03.600 INFO [stdout] test tests::test_middle_readers_is_empty ... ok
Dec 07 06:46:03.609 INFO [stdout] test tests::test_err_during_read ... ok
Dec 07 06:46:03.609 INFO [stderr]    Doc-tests multi_reader
Dec 07 06:46:03.609 INFO [stdout] test tests::test_first_readers_is_empty ... ok
Dec 07 06:46:03.609 INFO [stdout] 
Dec 07 06:46:03.609 INFO [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 07 06:46:03.609 INFO [stdout] 
Dec 07 06:46:04.109 INFO [stdout] 
Dec 07 06:46:04.109 INFO [stdout] running 1 test
Dec 07 06:46:04.791 INFO [stdout] test src/lib.rs -  (line 6) ... ok
Dec 07 06:46:04.791 INFO [stdout] 
Dec 07 06:46:04.791 INFO [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 07 06:46:04.791 INFO [stdout] 
Dec 07 06:46:04.799 INFO [stderr] su: No module specific data is present
Dec 07 06:46:05.019 INFO running `"docker" "inspect" "29c244ac43f4c4ef9a65384936f45f5b0b99df6ced085857a0d37d134df5b512"`
Dec 07 06:46:05.129 INFO running `"docker" "rm" "-f" "29c244ac43f4c4ef9a65384936f45f5b0b99df6ced085857a0d37d134df5b512"`
Dec 07 06:46:05.238 INFO [stdout] 29c244ac43f4c4ef9a65384936f45f5b0b99df6ced085857a0d37d134df5b512