Dec 07 21:30:52.952 INFO testing cargo-mutagen-0.1.2 against try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468 for pr-56514
Dec 07 21:30:52.952 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-6/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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 21:30:53.747 INFO [stdout] 9807aa5cb82d6d95e58c8822162dec89d04fbcc173f671e17ef4283afc8342f1
Dec 07 21:30:53.749 INFO running `"docker" "start" "-a" "9807aa5cb82d6d95e58c8822162dec89d04fbcc173f671e17ef4283afc8342f1"`
Dec 07 21:30:55.700 INFO [stderr] usermod: no changes
Dec 07 21:30:55.840 INFO [stderr]    Compiling cargo-mutagen v0.1.2 (/source)
Dec 07 21:30:59.404 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.69s
Dec 07 21:30:59.406 INFO [stderr] su: No module specific data is present
Dec 07 21:30:59.778 INFO running `"docker" "inspect" "9807aa5cb82d6d95e58c8822162dec89d04fbcc173f671e17ef4283afc8342f1"`
Dec 07 21:30:59.930 INFO running `"docker" "rm" "-f" "9807aa5cb82d6d95e58c8822162dec89d04fbcc173f671e17ef4283afc8342f1"`
Dec 07 21:31:00.203 INFO [stdout] 9807aa5cb82d6d95e58c8822162dec89d04fbcc173f671e17ef4283afc8342f1
Dec 07 21:31:00.210 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-6/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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 21:31:00.712 INFO [stdout] aef394a1a16c4f9dc12ecf0d0aedda92e74ed5bb389d6aa65f847144d45340e6
Dec 07 21:31:00.714 INFO running `"docker" "start" "-a" "aef394a1a16c4f9dc12ecf0d0aedda92e74ed5bb389d6aa65f847144d45340e6"`
Dec 07 21:31:02.767 INFO [stderr] usermod: no changes
Dec 07 21:31:02.902 INFO [stderr]    Compiling cargo-mutagen v0.1.2 (/source)
Dec 07 21:31:05.556 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.74s
Dec 07 21:31:05.561 INFO [stderr] su: No module specific data is present
Dec 07 21:31:06.828 INFO running `"docker" "inspect" "aef394a1a16c4f9dc12ecf0d0aedda92e74ed5bb389d6aa65f847144d45340e6"`
Dec 07 21:31:07.150 INFO running `"docker" "rm" "-f" "aef394a1a16c4f9dc12ecf0d0aedda92e74ed5bb389d6aa65f847144d45340e6"`
Dec 07 21:31:07.476 INFO [stdout] aef394a1a16c4f9dc12ecf0d0aedda92e74ed5bb389d6aa65f847144d45340e6
Dec 07 21:31:07.484 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-6/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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 21:31:08.227 INFO [stdout] 259c5dc8fc7e63313b5a3e5b1addf8b54e501af9ab754d624341249f8d597b2e
Dec 07 21:31:08.229 INFO running `"docker" "start" "-a" "259c5dc8fc7e63313b5a3e5b1addf8b54e501af9ab754d624341249f8d597b2e"`
Dec 07 21:31:09.483 INFO [stderr] usermod: no changes
Dec 07 21:31:09.541 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
Dec 07 21:31:09.552 INFO [stderr]      Running /target/debug/deps/cargo_mutagen-c2b1c460c6595f45
Dec 07 21:31:09.555 INFO [stdout] 
Dec 07 21:31:09.555 INFO [stdout] running 4 tests
Dec 07 21:31:09.555 INFO [stdout] test runner::tests::it_returns_no_tests_on_empty ... ok
Dec 07 21:31:09.556 INFO [stdout] test runner::tests::it_returns_test_if_they_were_added ... ok
Dec 07 21:31:09.556 INFO [stdout] test tests::it_fails_to_decode_malformed_mutations ... ok
Dec 07 21:31:09.556 INFO [stdout] test tests::it_decodes_well_formed_mutations ... ok
Dec 07 21:31:09.556 INFO [stdout] 
Dec 07 21:31:09.556 INFO [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 07 21:31:09.556 INFO [stdout] 
Dec 07 21:31:09.558 INFO [stderr] su: No module specific data is present
Dec 07 21:31:09.838 INFO running `"docker" "inspect" "259c5dc8fc7e63313b5a3e5b1addf8b54e501af9ab754d624341249f8d597b2e"`
Dec 07 21:31:09.926 INFO running `"docker" "rm" "-f" "259c5dc8fc7e63313b5a3e5b1addf8b54e501af9ab754d624341249f8d597b2e"`
Dec 07 21:31:10.029 INFO [stdout] 259c5dc8fc7e63313b5a3e5b1addf8b54e501af9ab754d624341249f8d597b2e