Dec 06 23:35:53.893 INFO testing semaphore-0.4.0 against master#906deae0790bd18681b937fe9a141a3c26cf1855 for pr-56514
Dec 06 23:35:53.893 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/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 06 23:35:54.284 INFO [stdout] 27892ce3e1518912fbdb6c3621df294b5a075a2c11f05e51f8a4461e8d776c9e
Dec 06 23:35:54.286 INFO running `"docker" "start" "-a" "27892ce3e1518912fbdb6c3621df294b5a075a2c11f05e51f8a4461e8d776c9e"`
Dec 06 23:35:55.323 INFO [stderr] usermod: no changes
Dec 06 23:35:55.421 INFO [stderr]    Compiling parking_lot v0.4.8
Dec 06 23:35:56.926 INFO [stderr]    Compiling semaphore v0.4.0 (/source)
Dec 06 23:35:57.967 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.62s
Dec 06 23:35:57.971 INFO [stderr] su: No module specific data is present
Dec 06 23:35:58.627 INFO running `"docker" "inspect" "27892ce3e1518912fbdb6c3621df294b5a075a2c11f05e51f8a4461e8d776c9e"`
Dec 06 23:35:58.848 INFO running `"docker" "rm" "-f" "27892ce3e1518912fbdb6c3621df294b5a075a2c11f05e51f8a4461e8d776c9e"`
Dec 06 23:35:59.136 INFO [stdout] 27892ce3e1518912fbdb6c3621df294b5a075a2c11f05e51f8a4461e8d776c9e
Dec 06 23:35:59.142 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/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 06 23:35:59.584 INFO [stdout] 7fef877de87b931caf8c9800a792c53cf80ad1241726313493348174dd753511
Dec 06 23:35:59.588 INFO running `"docker" "start" "-a" "7fef877de87b931caf8c9800a792c53cf80ad1241726313493348174dd753511"`
Dec 06 23:36:00.787 INFO [stderr] usermod: no changes
Dec 06 23:36:00.868 INFO [stderr]    Compiling semaphore v0.4.0 (/source)
Dec 06 23:36:02.624 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.79s
Dec 06 23:36:02.624 INFO [stderr] su: No module specific data is present
Dec 06 23:36:03.146 INFO running `"docker" "inspect" "7fef877de87b931caf8c9800a792c53cf80ad1241726313493348174dd753511"`
Dec 06 23:36:03.352 INFO running `"docker" "rm" "-f" "7fef877de87b931caf8c9800a792c53cf80ad1241726313493348174dd753511"`
Dec 06 23:36:03.494 INFO [stdout] 7fef877de87b931caf8c9800a792c53cf80ad1241726313493348174dd753511
Dec 06 23:36:03.502 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/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 06 23:36:03.734 INFO [stdout] 63fd5798b7994f1e5a94028b33790b75ff8ea6268c55bade4394107da132e319
Dec 06 23:36:03.738 INFO running `"docker" "start" "-a" "63fd5798b7994f1e5a94028b33790b75ff8ea6268c55bade4394107da132e319"`
Dec 06 23:36:04.852 INFO [stderr] usermod: no changes
Dec 06 23:36:04.936 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
Dec 06 23:36:04.937 INFO [stdout] 
Dec 06 23:36:04.937 INFO [stderr]      Running /target/debug/deps/semaphore-b1c12e18acb86b9d
Dec 06 23:36:04.937 INFO [stdout] running 7 tests
Dec 06 23:36:04.937 INFO [stdout] test tests::first_shutdown_can_extract_resource ... ok
Dec 06 23:36:04.937 INFO [stdout] test tests::shutdown_complete_when_empty ... ok
Dec 06 23:36:04.937 INFO [stdout] test tests::fails_to_acquire_when_shut_down ... ok
Dec 06 23:36:04.937 INFO [stdout] test tests::shutdown_complete_when_guard_drops ... ok
Dec 06 23:36:04.937 INFO [stdout] test tests::fails_to_acquire_when_full ... ok
Dec 06 23:36:04.937 INFO [stdout] test tests::succeeds_to_acquire_when_empty ... ok
Dec 06 23:36:04.937 INFO [stdout] test tests::dropping_guard_frees_capacity ... ok
Dec 06 23:36:04.937 INFO [stdout] 
Dec 06 23:36:04.937 INFO [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 06 23:36:04.937 INFO [stdout] 
Dec 06 23:36:04.940 INFO [stderr]    Doc-tests semaphore
Dec 06 23:36:06.647 INFO [stdout] 
Dec 06 23:36:06.648 INFO [stdout] running 0 tests
Dec 06 23:36:06.648 INFO [stdout] 
Dec 06 23:36:06.648 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 06 23:36:06.648 INFO [stdout] 
Dec 06 23:36:06.659 INFO [stderr] su: No module specific data is present
Dec 06 23:36:07.430 INFO running `"docker" "inspect" "63fd5798b7994f1e5a94028b33790b75ff8ea6268c55bade4394107da132e319"`
Dec 06 23:36:07.738 INFO running `"docker" "rm" "-f" "63fd5798b7994f1e5a94028b33790b75ff8ea6268c55bade4394107da132e319"`
Dec 06 23:36:07.936 INFO [stdout] 63fd5798b7994f1e5a94028b33790b75ff8ea6268c55bade4394107da132e319