Dec 12 06:16:41.597 INFO checking thunk-0.3.0 against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 12 06:16:41.597 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-5/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/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 +3a75e80557a103497cffbcab395a2f37061a77ea-alt check --frozen --all --all-targets" "-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 12 06:16:42.030 INFO [stdout] 94a1c3b945d878606cfc6412123504dbda09335c536ced1357775e915563a53b
Dec 12 06:16:42.034 INFO running `"docker" "start" "-a" "94a1c3b945d878606cfc6412123504dbda09335c536ced1357775e915563a53b"`
Dec 12 06:16:43.515 INFO [stderr] usermod: no changes
Dec 12 06:16:43.564 INFO [stderr]     Checking thunk v0.3.0 (/source)
Dec 12 06:16:44.324 INFO [stderr] warning: doc comment not used by rustdoc
Dec 12 06:16:44.324 INFO [stderr]    --> src/sync.rs:260:13
Dec 12 06:16:44.324 INFO [stderr]     |
Dec 12 06:16:44.324 INFO [stderr] 260 |             /// If the `AtomicThunk` is evaluated, do nothing.
Dec 12 06:16:44.324 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 06:16:44.324 INFO [stderr]     |
Dec 12 06:16:44.324 INFO [stderr]     = note: #[warn(unused_doc_comments)] on by default
Dec 12 06:16:44.324 INFO [stderr] 
Dec 12 06:16:44.324 INFO [stderr] warning: doc comment not used by rustdoc
Dec 12 06:16:44.324 INFO [stderr]    --> src/sync.rs:263:13
Dec 12 06:16:44.324 INFO [stderr]     |
Dec 12 06:16:44.324 INFO [stderr] 263 |             /// If the `AtomicThunk` is `LOCKING` or `LOCKED`, wait until the thunk is
Dec 12 06:16:44.324 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 06:16:44.324 INFO [stderr] 
Dec 12 06:16:44.324 INFO [stderr] warning: doc comment not used by rustdoc
Dec 12 06:16:44.324 INFO [stderr]    --> src/sync.rs:267:13
Dec 12 06:16:44.324 INFO [stderr]     |
Dec 12 06:16:44.324 INFO [stderr] 267 |             /// Only `THUNK_DEFERRED`, `THUNK_EVALUATED`, `THUNK_LOCKING`, and
Dec 12 06:16:44.324 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 06:16:44.324 INFO [stderr] 
Dec 12 06:16:44.476 INFO [stderr] warning: doc comment not used by rustdoc
Dec 12 06:16:44.476 INFO [stderr]    --> src/sync.rs:260:13
Dec 12 06:16:44.476 INFO [stderr]     |
Dec 12 06:16:44.476 INFO [stderr] 260 |             /// If the `AtomicThunk` is evaluated, do nothing.
Dec 12 06:16:44.476 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 06:16:44.476 INFO [stderr]     |
Dec 12 06:16:44.476 INFO [stderr]     = note: #[warn(unused_doc_comments)] on by default
Dec 12 06:16:44.476 INFO [stderr] 
Dec 12 06:16:44.476 INFO [stderr] warning: doc comment not used by rustdoc
Dec 12 06:16:44.476 INFO [stderr]    --> src/sync.rs:263:13
Dec 12 06:16:44.476 INFO [stderr]     |
Dec 12 06:16:44.476 INFO [stderr] 263 |             /// If the `AtomicThunk` is `LOCKING` or `LOCKED`, wait until the thunk is
Dec 12 06:16:44.476 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 06:16:44.476 INFO [stderr] 
Dec 12 06:16:44.476 INFO [stderr] warning: doc comment not used by rustdoc
Dec 12 06:16:44.476 INFO [stderr]    --> src/sync.rs:267:13
Dec 12 06:16:44.477 INFO [stderr]     |
Dec 12 06:16:44.477 INFO [stderr] 267 |             /// Only `THUNK_DEFERRED`, `THUNK_EVALUATED`, `THUNK_LOCKING`, and
Dec 12 06:16:44.477 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 06:16:44.477 INFO [stderr] 
Dec 12 06:16:44.494 INFO [stderr] warning: unnecessary `unsafe` block
Dec 12 06:16:44.494 INFO [stderr]    --> src/sync.rs:175:9
Dec 12 06:16:44.494 INFO [stderr]     |
Dec 12 06:16:44.494 INFO [stderr] 175 |         unsafe {
Dec 12 06:16:44.494 INFO [stderr]     |         ^^^^^^ unnecessary `unsafe` block
Dec 12 06:16:44.494 INFO [stderr]     |
Dec 12 06:16:44.494 INFO [stderr]     = note: #[warn(unused_unsafe)] on by default
Dec 12 06:16:44.494 INFO [stderr] 
Dec 12 06:16:44.494 INFO [stderr] warning: unnecessary `unsafe` block
Dec 12 06:16:44.494 INFO [stderr]    --> src/unsync.rs:142:9
Dec 12 06:16:44.494 INFO [stderr]     |
Dec 12 06:16:44.494 INFO [stderr] 142 |         unsafe {
Dec 12 06:16:44.494 INFO [stderr]     |         ^^^^^^ unnecessary `unsafe` block
Dec 12 06:16:44.494 INFO [stderr] 
Dec 12 06:16:44.748 INFO [stderr] warning: unnecessary `unsafe` block
Dec 12 06:16:44.748 INFO [stderr]    --> src/sync.rs:175:9
Dec 12 06:16:44.749 INFO [stderr]     |
Dec 12 06:16:44.749 INFO [stderr] 175 |         unsafe {
Dec 12 06:16:44.749 INFO [stderr]     |         ^^^^^^ unnecessary `unsafe` block
Dec 12 06:16:44.749 INFO [stderr]     |
Dec 12 06:16:44.749 INFO [stderr]     = note: #[warn(unused_unsafe)] on by default
Dec 12 06:16:44.749 INFO [stderr] 
Dec 12 06:16:44.749 INFO [stderr] warning: unnecessary `unsafe` block
Dec 12 06:16:44.749 INFO [stderr]    --> src/unsync.rs:142:9
Dec 12 06:16:44.749 INFO [stderr]     |
Dec 12 06:16:44.749 INFO [stderr] 142 |         unsafe {
Dec 12 06:16:44.749 INFO [stderr]     |         ^^^^^^ unnecessary `unsafe` block
Dec 12 06:16:44.749 INFO [stderr] 
Dec 12 06:16:44.804 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.27s
Dec 12 06:16:44.815 INFO [stderr] su: No module specific data is present
Dec 12 06:16:45.450 INFO running `"docker" "inspect" "94a1c3b945d878606cfc6412123504dbda09335c536ced1357775e915563a53b"`
Dec 12 06:16:45.804 INFO running `"docker" "rm" "-f" "94a1c3b945d878606cfc6412123504dbda09335c536ced1357775e915563a53b"`
Dec 12 06:16:46.098 INFO [stdout] 94a1c3b945d878606cfc6412123504dbda09335c536ced1357775e915563a53b