Dec 07 03:53:24.924 INFO testing problem-0.1.0 against master#906deae0790bd18681b937fe9a141a3c26cf1855 for pr-56514
Dec 07 03:53:24.924 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 03:53:25.300 INFO [stdout] 3b390f64913f256e589bdb8071c5eb02f8185e9feb09a0f2c31e7f3fb4b1f8f9
Dec 07 03:53:25.303 INFO running `"docker" "start" "-a" "3b390f64913f256e589bdb8071c5eb02f8185e9feb09a0f2c31e7f3fb4b1f8f9"`
Dec 07 03:53:26.032 INFO [stderr] usermod: no changes
Dec 07 03:53:26.120 INFO [stderr]    Compiling problem v0.1.0 (/source)
Dec 07 03:53:28.954 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.91s
Dec 07 03:53:28.963 INFO [stderr] su: No module specific data is present
Dec 07 03:53:29.249 INFO running `"docker" "inspect" "3b390f64913f256e589bdb8071c5eb02f8185e9feb09a0f2c31e7f3fb4b1f8f9"`
Dec 07 03:53:29.387 INFO running `"docker" "rm" "-f" "3b390f64913f256e589bdb8071c5eb02f8185e9feb09a0f2c31e7f3fb4b1f8f9"`
Dec 07 03:53:29.703 INFO [stdout] 3b390f64913f256e589bdb8071c5eb02f8185e9feb09a0f2c31e7f3fb4b1f8f9
Dec 07 03:53:29.708 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 03:53:30.058 INFO [stdout] 700bf31f479bbd7b9163d4ee022b21a1e3f75974ade47fb8c1140d9ac3922827
Dec 07 03:53:30.060 INFO running `"docker" "start" "-a" "700bf31f479bbd7b9163d4ee022b21a1e3f75974ade47fb8c1140d9ac3922827"`
Dec 07 03:53:30.813 INFO [stderr] usermod: no changes
Dec 07 03:53:30.928 INFO [stderr]    Compiling problem v0.1.0 (/source)
Dec 07 03:53:34.214 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.37s
Dec 07 03:53:34.227 INFO [stderr] su: No module specific data is present
Dec 07 03:53:34.699 INFO running `"docker" "inspect" "700bf31f479bbd7b9163d4ee022b21a1e3f75974ade47fb8c1140d9ac3922827"`
Dec 07 03:53:34.757 INFO running `"docker" "rm" "-f" "700bf31f479bbd7b9163d4ee022b21a1e3f75974ade47fb8c1140d9ac3922827"`
Dec 07 03:53:34.839 INFO [stdout] 700bf31f479bbd7b9163d4ee022b21a1e3f75974ade47fb8c1140d9ac3922827
Dec 07 03:53:34.841 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 03:53:34.976 INFO [stdout] c2a95c94aa90f6838dd29612af104a4b3f44d03b3fa8563196ad250a68f9aca2
Dec 07 03:53:34.979 INFO running `"docker" "start" "-a" "c2a95c94aa90f6838dd29612af104a4b3f44d03b3fa8563196ad250a68f9aca2"`
Dec 07 03:53:35.491 INFO [stderr] usermod: no changes
Dec 07 03:53:35.608 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.08s
Dec 07 03:53:35.608 INFO [stderr]      Running /target/debug/deps/problem-771969f8cf653dea
Dec 07 03:53:35.613 INFO [stdout] 
Dec 07 03:53:35.613 INFO [stdout] running 8 tests
Dec 07 03:53:35.655 INFO [stdout] test tests::test_option_errors ... ok
Dec 07 03:53:35.656 INFO [stdout] test tests::test_result ... ok
Dec 07 03:53:35.657 INFO [stdout] test tests::test_integration ... ok
Dec 07 03:53:35.661 INFO [stdout] test tests::test_result_iter_or_failed_to ... ok
Dec 07 03:53:35.661 INFO [stdout] test tests::test_result_ok_or_problem ... ok
Dec 07 03:53:35.661 INFO [stdout] test tests::test_option ... ok
Dec 07 03:53:35.661 INFO [stdout] test tests::test_in_context_of ... ok
Dec 07 03:53:35.661 INFO [stdout] test tests::test_result_option_errors_unknown ... ok
Dec 07 03:53:35.661 INFO [stdout] 
Dec 07 03:53:35.661 INFO [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 07 03:53:35.661 INFO [stdout] 
Dec 07 03:53:35.664 INFO [stderr]      Running /target/debug/deps/skeptic-0890513637e4fa0a
Dec 07 03:53:35.668 INFO [stdout] 
Dec 07 03:53:35.668 INFO [stdout] running 12 tests
Dec 07 03:54:05.037 INFO [stdout] test readme_sect_implicitly_line_40 ... ok
Dec 07 03:54:05.372 INFO [stdout] test readme_sect_explicitly_line_51 ... ok
Dec 07 03:54:05.420 INFO [stdout] test readme_sect_directly_line_33 ... ok
Dec 07 03:54:05.654 INFO [stdout] test readme_sect_by_mapping_result_line_70 ... ok
Dec 07 03:54:06.081 INFO [stdout] test readme_sect_inline_line_91 ... ok
Dec 07 03:54:06.148 INFO [stdout] test readme_sect_from_option_line_59 ... ok
Dec 07 03:54:06.367 INFO [stdout] test readme_sect_nested_context_line_116 ... ok
Dec 07 03:54:06.564 INFO [stdout] test readme_sect_by_conversion_of_option_to_result_line_79 ... ok
Dec 07 03:54:24.880 INFO [stderr] Failed to convert string due to: invalid utf-8 sequence of 1 bytes from index 2
Dec 07 03:54:24.904 INFO [stdout] test readme_sect_wrapped_line_103 ... ok
Dec 07 03:54:25.004 INFO [stdout] test readme_sect_panicking_on_result_with_problem_line_139 ... ok
Dec 07 03:54:25.316 INFO [stderr] Failed to collect numbers due to: oops
Dec 07 03:54:25.322 INFO [stdout] test readme_sect_panicking_on_iterators_of_result_line_160 ... ok
Dec 07 03:54:25.412 INFO [stderr] Failed to get something
Dec 07 03:54:25.415 INFO [stdout] test readme_sect_panicking_on_option_line_149 ... ok
Dec 07 03:54:25.415 INFO [stdout] 
Dec 07 03:54:25.415 INFO [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 07 03:54:25.415 INFO [stdout] 
Dec 07 03:54:25.415 INFO [stderr]    Doc-tests problem
Dec 07 03:54:26.002 INFO [stdout] 
Dec 07 03:54:26.002 INFO [stdout] running 0 tests
Dec 07 03:54:26.002 INFO [stdout] 
Dec 07 03:54:26.002 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 07 03:54:26.002 INFO [stdout] 
Dec 07 03:54:26.009 INFO [stderr] su: No module specific data is present
Dec 07 03:54:26.406 INFO running `"docker" "inspect" "c2a95c94aa90f6838dd29612af104a4b3f44d03b3fa8563196ad250a68f9aca2"`
Dec 07 03:54:26.576 INFO running `"docker" "rm" "-f" "c2a95c94aa90f6838dd29612af104a4b3f44d03b3fa8563196ad250a68f9aca2"`
Dec 07 03:54:26.907 INFO [stdout] c2a95c94aa90f6838dd29612af104a4b3f44d03b3fa8563196ad250a68f9aca2