Nov 28 10:06:59.697 INFO checking acsearle/barc against master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5 for pr-56074 Nov 28 10:06:59.698 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-6/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56074/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/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 +0b9f19dff1347e29bf4362ab5a8fab84b43023b5-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"` Nov 28 10:07:00.016 INFO [stdout] 2520a0359c22a4c331ce451f565bc57e37bb27657fdc6e8d2a736bec18b21316 Nov 28 10:07:00.025 INFO running `"docker" "start" "-a" "2520a0359c22a4c331ce451f565bc57e37bb27657fdc6e8d2a736bec18b21316"` Nov 28 10:07:01.096 INFO [stderr] usermod: no changes Nov 28 10:07:01.168 INFO [stderr] Checking barc v0.1.0 (/source) Nov 28 10:07:02.280 INFO [stderr] warning: method is never used: `set` Nov 28 10:07:02.280 INFO [stderr] --> src/lib.rs:167:5 Nov 28 10:07:02.280 INFO [stderr] | Nov 28 10:07:02.280 INFO [stderr] 167 | fn set(&mut self, count: usize, pointer: *mut T) { Nov 28 10:07:02.281 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 28 10:07:02.281 INFO [stderr] | Nov 28 10:07:02.281 INFO [stderr] = note: #[warn(dead_code)] on by default Nov 28 10:07:02.281 INFO [stderr] Nov 28 10:07:02.281 INFO [stderr] warning: method is never used: `set_ptr` Nov 28 10:07:02.281 INFO [stderr] --> src/lib.rs:176:5 Nov 28 10:07:02.281 INFO [stderr] | Nov 28 10:07:02.281 INFO [stderr] 176 | fn set_ptr(&mut self, pointer: *mut T) { Nov 28 10:07:02.281 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 28 10:07:02.281 INFO [stderr] Nov 28 10:07:02.281 INFO [stderr] warning: method is never used: `as_ref` Nov 28 10:07:02.281 INFO [stderr] --> src/lib.rs:191:5 Nov 28 10:07:02.281 INFO [stderr] | Nov 28 10:07:02.281 INFO [stderr] 191 | unsafe fn as_ref(&self) -> &T { Nov 28 10:07:02.281 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 28 10:07:02.281 INFO [stderr] Nov 28 10:07:02.281 INFO [stderr] warning: method is never used: `as_mut` Nov 28 10:07:02.281 INFO [stderr] --> src/lib.rs:195:5 Nov 28 10:07:02.281 INFO [stderr] | Nov 28 10:07:02.281 INFO [stderr] 195 | unsafe fn as_mut(&mut self) -> &mut T { Nov 28 10:07:02.281 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 28 10:07:02.281 INFO [stderr] Nov 28 10:07:02.281 INFO [stderr] warning: method is never used: `get_ptr` Nov 28 10:07:02.281 INFO [stderr] --> src/lib.rs:282:5 Nov 28 10:07:02.281 INFO [stderr] | Nov 28 10:07:02.281 INFO [stderr] 282 | fn get_ptr(&self) -> *mut T { Nov 28 10:07:02.281 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 28 10:07:02.281 INFO [stderr] Nov 28 10:07:02.281 INFO [stderr] warning: method is never used: `set_ptr` Nov 28 10:07:02.281 INFO [stderr] --> src/lib.rs:287:5 Nov 28 10:07:02.281 INFO [stderr] | Nov 28 10:07:02.281 INFO [stderr] 287 | fn set_ptr(&mut self, pointer: NonNull) { Nov 28 10:07:02.281 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 28 10:07:02.281 INFO [stderr] Nov 28 10:07:02.281 INFO [stderr] warning: method is never used: `into_inner` Nov 28 10:07:02.281 INFO [stderr] --> src/lib.rs:349:5 Nov 28 10:07:02.281 INFO [stderr] | Nov 28 10:07:02.281 INFO [stderr] 349 | fn into_inner(self) -> CountedPtr { Nov 28 10:07:02.281 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 28 10:07:02.281 INFO [stderr] Nov 28 10:07:02.281 INFO [stderr] warning: method is never used: `store` Nov 28 10:07:02.281 INFO [stderr] --> src/lib.rs:362:5 Nov 28 10:07:02.281 INFO [stderr] | Nov 28 10:07:02.281 INFO [stderr] 362 | fn store(&self, p: CountedPtr, order: Ordering) { Nov 28 10:07:02.281 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 28 10:07:02.281 INFO [stderr] Nov 28 10:07:02.281 INFO [stderr] warning: method is never used: `compare_and_swap` Nov 28 10:07:02.281 INFO [stderr] --> src/lib.rs:370:5 Nov 28 10:07:02.281 INFO [stderr] | Nov 28 10:07:02.281 INFO [stderr] 370 | / fn compare_and_swap( Nov 28 10:07:02.281 INFO [stderr] 371 | | &self, Nov 28 10:07:02.281 INFO [stderr] 372 | | current: CountedPtr, Nov 28 10:07:02.281 INFO [stderr] 373 | | new: CountedPtr, Nov 28 10:07:02.281 INFO [stderr] ... | Nov 28 10:07:02.281 INFO [stderr] 382 | | ) Nov 28 10:07:02.281 INFO [stderr] 383 | | } Nov 28 10:07:02.281 INFO [stderr] | |_____^ Nov 28 10:07:02.281 INFO [stderr] Nov 28 10:07:02.281 INFO [stderr] warning: method is never used: `compare_exchange` Nov 28 10:07:02.281 INFO [stderr] --> src/lib.rs:385:5 Nov 28 10:07:02.281 INFO [stderr] | Nov 28 10:07:02.281 INFO [stderr] 385 | / fn compare_exchange( Nov 28 10:07:02.281 INFO [stderr] 386 | | &self, Nov 28 10:07:02.281 INFO [stderr] 387 | | current: CountedPtr, Nov 28 10:07:02.281 INFO [stderr] 388 | | new: CountedPtr, Nov 28 10:07:02.281 INFO [stderr] ... | Nov 28 10:07:02.281 INFO [stderr] 400 | | } Nov 28 10:07:02.281 INFO [stderr] 401 | | } Nov 28 10:07:02.281 INFO [stderr] | |_____^ Nov 28 10:07:02.281 INFO [stderr] Nov 28 10:07:02.288 INFO [stderr] warning: the feature `extern_prelude` has been stable since 1.30.0 and no longer requires an attribute to enable Nov 28 10:07:02.288 INFO [stderr] --> src/lib.rs:83:12 Nov 28 10:07:02.288 INFO [stderr] | Nov 28 10:07:02.288 INFO [stderr] 83 | #![feature(extern_prelude)] Nov 28 10:07:02.288 INFO [stderr] | ^^^^^^^^^^^^^^ Nov 28 10:07:02.288 INFO [stderr] | Nov 28 10:07:02.288 INFO [stderr] = note: #[warn(stable_features)] on by default Nov 28 10:07:02.289 INFO [stderr] Nov 28 10:07:02.324 INFO [stderr] warning: unused variable: `nest` Nov 28 10:07:02.324 INFO [stderr] --> src/lib.rs:2223:17 Nov 28 10:07:02.324 INFO [stderr] | Nov 28 10:07:02.324 INFO [stderr] 2223 | let nest = Nest::new(); Nov 28 10:07:02.324 INFO [stderr] | ^^^^ help: consider using `_nest` instead Nov 28 10:07:02.324 INFO [stderr] | Nov 28 10:07:02.324 INFO [stderr] = note: #[warn(unused_variables)] on by default Nov 28 10:07:02.324 INFO [stderr] Nov 28 10:07:02.324 INFO [stderr] warning: unused variable: `b` Nov 28 10:07:02.324 INFO [stderr] --> src/lib.rs:2281:17 Nov 28 10:07:02.324 INFO [stderr] | Nov 28 10:07:02.324 INFO [stderr] 2281 | let b = a.clone(); Nov 28 10:07:02.324 INFO [stderr] | ^ help: consider using `_b` instead Nov 28 10:07:02.324 INFO [stderr] Nov 28 10:07:02.324 INFO [stderr] warning: unused variable: `c` Nov 28 10:07:02.324 INFO [stderr] --> src/lib.rs:2283:17 Nov 28 10:07:02.324 INFO [stderr] | Nov 28 10:07:02.324 INFO [stderr] 2283 | let c = WeightedArc::downgrade(&a); Nov 28 10:07:02.324 INFO [stderr] | ^ help: consider using `_c` instead Nov 28 10:07:02.324 INFO [stderr] Nov 28 10:07:02.324 INFO [stderr] warning: unused variable: `b` Nov 28 10:07:02.324 INFO [stderr] --> src/lib.rs:2303:21 Nov 28 10:07:02.324 INFO [stderr] | Nov 28 10:07:02.324 INFO [stderr] 2303 | let mut b = a.clone(); Nov 28 10:07:02.324 INFO [stderr] | ^ help: consider using `_b` instead Nov 28 10:07:02.324 INFO [stderr] Nov 28 10:07:02.325 INFO [stderr] warning: unused variable: `a` Nov 28 10:07:02.325 INFO [stderr] --> src/lib.rs:2319:17 Nov 28 10:07:02.325 INFO [stderr] | Nov 28 10:07:02.325 INFO [stderr] 2319 | let a = AtomicOptionWeightedArc::new(Some(WeightedArc::new(nest.hatch(99)))); Nov 28 10:07:02.325 INFO [stderr] | ^ help: consider using `_a` instead Nov 28 10:07:02.325 INFO [stderr] Nov 28 10:07:02.504 INFO [stderr] warning: variable does not need to be mutable Nov 28 10:07:02.504 INFO [stderr] --> src/lib.rs:2303:17 Nov 28 10:07:02.504 INFO [stderr] | Nov 28 10:07:02.504 INFO [stderr] 2303 | let mut b = a.clone(); Nov 28 10:07:02.504 INFO [stderr] | ----^ Nov 28 10:07:02.504 INFO [stderr] | | Nov 28 10:07:02.504 INFO [stderr] | help: remove this `mut` Nov 28 10:07:02.504 INFO [stderr] | Nov 28 10:07:02.504 INFO [stderr] = note: #[warn(unused_mut)] on by default Nov 28 10:07:02.504 INFO [stderr] Nov 28 10:07:02.549 INFO [stderr] warning: method is never used: `set` Nov 28 10:07:02.549 INFO [stderr] --> src/lib.rs:167:5 Nov 28 10:07:02.549 INFO [stderr] | Nov 28 10:07:02.549 INFO [stderr] 167 | fn set(&mut self, count: usize, pointer: *mut T) { Nov 28 10:07:02.549 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 28 10:07:02.549 INFO [stderr] | Nov 28 10:07:02.549 INFO [stderr] = note: #[warn(dead_code)] on by default Nov 28 10:07:02.549 INFO [stderr] Nov 28 10:07:02.549 INFO [stderr] warning: method is never used: `set_ptr` Nov 28 10:07:02.549 INFO [stderr] --> src/lib.rs:176:5 Nov 28 10:07:02.549 INFO [stderr] | Nov 28 10:07:02.549 INFO [stderr] 176 | fn set_ptr(&mut self, pointer: *mut T) { Nov 28 10:07:02.549 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 28 10:07:02.549 INFO [stderr] Nov 28 10:07:02.549 INFO [stderr] warning: method is never used: `as_ref` Nov 28 10:07:02.549 INFO [stderr] --> src/lib.rs:191:5 Nov 28 10:07:02.549 INFO [stderr] | Nov 28 10:07:02.549 INFO [stderr] 191 | unsafe fn as_ref(&self) -> &T { Nov 28 10:07:02.549 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 28 10:07:02.549 INFO [stderr] Nov 28 10:07:02.549 INFO [stderr] warning: method is never used: `as_mut` Nov 28 10:07:02.549 INFO [stderr] --> src/lib.rs:195:5 Nov 28 10:07:02.549 INFO [stderr] | Nov 28 10:07:02.549 INFO [stderr] 195 | unsafe fn as_mut(&mut self) -> &mut T { Nov 28 10:07:02.549 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 28 10:07:02.549 INFO [stderr] Nov 28 10:07:02.549 INFO [stderr] warning: method is never used: `get_ptr` Nov 28 10:07:02.549 INFO [stderr] --> src/lib.rs:282:5 Nov 28 10:07:02.549 INFO [stderr] | Nov 28 10:07:02.549 INFO [stderr] 282 | fn get_ptr(&self) -> *mut T { Nov 28 10:07:02.549 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 28 10:07:02.549 INFO [stderr] Nov 28 10:07:02.549 INFO [stderr] warning: method is never used: `set_ptr` Nov 28 10:07:02.549 INFO [stderr] --> src/lib.rs:287:5 Nov 28 10:07:02.549 INFO [stderr] | Nov 28 10:07:02.549 INFO [stderr] 287 | fn set_ptr(&mut self, pointer: NonNull) { Nov 28 10:07:02.549 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 28 10:07:02.549 INFO [stderr] Nov 28 10:07:02.549 INFO [stderr] warning: method is never used: `into_inner` Nov 28 10:07:02.549 INFO [stderr] --> src/lib.rs:349:5 Nov 28 10:07:02.549 INFO [stderr] | Nov 28 10:07:02.549 INFO [stderr] 349 | fn into_inner(self) -> CountedPtr { Nov 28 10:07:02.549 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 28 10:07:02.549 INFO [stderr] Nov 28 10:07:02.549 INFO [stderr] warning: method is never used: `store` Nov 28 10:07:02.549 INFO [stderr] --> src/lib.rs:362:5 Nov 28 10:07:02.549 INFO [stderr] | Nov 28 10:07:02.549 INFO [stderr] 362 | fn store(&self, p: CountedPtr, order: Ordering) { Nov 28 10:07:02.549 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 28 10:07:02.549 INFO [stderr] Nov 28 10:07:02.549 INFO [stderr] warning: method is never used: `compare_and_swap` Nov 28 10:07:02.549 INFO [stderr] --> src/lib.rs:370:5 Nov 28 10:07:02.549 INFO [stderr] | Nov 28 10:07:02.549 INFO [stderr] 370 | / fn compare_and_swap( Nov 28 10:07:02.549 INFO [stderr] 371 | | &self, Nov 28 10:07:02.549 INFO [stderr] 372 | | current: CountedPtr, Nov 28 10:07:02.549 INFO [stderr] 373 | | new: CountedPtr, Nov 28 10:07:02.549 INFO [stderr] ... | Nov 28 10:07:02.549 INFO [stderr] 382 | | ) Nov 28 10:07:02.549 INFO [stderr] 383 | | } Nov 28 10:07:02.549 INFO [stderr] | |_____^ Nov 28 10:07:02.549 INFO [stderr] Nov 28 10:07:02.549 INFO [stderr] warning: method is never used: `compare_exchange` Nov 28 10:07:02.549 INFO [stderr] --> src/lib.rs:385:5 Nov 28 10:07:02.549 INFO [stderr] | Nov 28 10:07:02.549 INFO [stderr] 385 | / fn compare_exchange( Nov 28 10:07:02.549 INFO [stderr] 386 | | &self, Nov 28 10:07:02.549 INFO [stderr] 387 | | current: CountedPtr, Nov 28 10:07:02.549 INFO [stderr] 388 | | new: CountedPtr, Nov 28 10:07:02.549 INFO [stderr] ... | Nov 28 10:07:02.549 INFO [stderr] 400 | | } Nov 28 10:07:02.549 INFO [stderr] 401 | | } Nov 28 10:07:02.549 INFO [stderr] | |_____^ Nov 28 10:07:02.549 INFO [stderr] Nov 28 10:07:02.549 INFO [stderr] warning: method is never used: `check` Nov 28 10:07:02.549 INFO [stderr] --> src/lib.rs:2175:9 Nov 28 10:07:02.550 INFO [stderr] | Nov 28 10:07:02.550 INFO [stderr] 2175 | fn check(&self) { Nov 28 10:07:02.550 INFO [stderr] | ^^^^^^^^^^^^^^^ Nov 28 10:07:02.550 INFO [stderr] Nov 28 10:07:02.550 INFO [stderr] warning: the feature `extern_prelude` has been stable since 1.30.0 and no longer requires an attribute to enable Nov 28 10:07:02.550 INFO [stderr] --> src/lib.rs:83:12 Nov 28 10:07:02.550 INFO [stderr] | Nov 28 10:07:02.550 INFO [stderr] 83 | #![feature(extern_prelude)] Nov 28 10:07:02.550 INFO [stderr] | ^^^^^^^^^^^^^^ Nov 28 10:07:02.550 INFO [stderr] | Nov 28 10:07:02.550 INFO [stderr] = note: #[warn(stable_features)] on by default Nov 28 10:07:02.550 INFO [stderr] Nov 28 10:07:02.896 INFO [stderr] warning: unreachable statement Nov 28 10:07:02.896 INFO [stderr] --> src/main.rs:203:5 Nov 28 10:07:02.896 INFO [stderr] | Nov 28 10:07:02.896 INFO [stderr] 203 | / { Nov 28 10:07:02.896 INFO [stderr] 204 | | // Stress-test swaps Nov 28 10:07:02.896 INFO [stderr] 205 | | Nov 28 10:07:02.896 INFO [stderr] 206 | | let a = 100; Nov 28 10:07:02.896 INFO [stderr] ... | Nov 28 10:07:02.896 INFO [stderr] 243 | | Nov 28 10:07:02.896 INFO [stderr] 244 | | } Nov 28 10:07:02.896 INFO [stderr] | |_____^ Nov 28 10:07:02.896 INFO [stderr] | Nov 28 10:07:02.896 INFO [stderr] = note: #[warn(unreachable_code)] on by default Nov 28 10:07:02.896 INFO [stderr] Nov 28 10:07:02.986 INFO [stderr] warning: method is never used: `into_inner` Nov 28 10:07:02.986 INFO [stderr] --> src/main.rs:35:5 Nov 28 10:07:02.986 INFO [stderr] | Nov 28 10:07:02.986 INFO [stderr] 35 | fn into_inner(self) -> T { Nov 28 10:07:02.986 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ Nov 28 10:07:02.986 INFO [stderr] | Nov 28 10:07:02.986 INFO [stderr] = note: #[warn(dead_code)] on by default Nov 28 10:07:02.986 INFO [stderr] Nov 28 10:07:03.028 INFO [stderr] warning: unreachable statement Nov 28 10:07:03.028 INFO [stderr] --> src/main.rs:203:5 Nov 28 10:07:03.028 INFO [stderr] | Nov 28 10:07:03.028 INFO [stderr] 203 | / { Nov 28 10:07:03.028 INFO [stderr] 204 | | // Stress-test swaps Nov 28 10:07:03.028 INFO [stderr] 205 | | Nov 28 10:07:03.028 INFO [stderr] 206 | | let a = 100; Nov 28 10:07:03.028 INFO [stderr] ... | Nov 28 10:07:03.028 INFO [stderr] 243 | | Nov 28 10:07:03.028 INFO [stderr] 244 | | } Nov 28 10:07:03.028 INFO [stderr] | |_____^ Nov 28 10:07:03.028 INFO [stderr] | Nov 28 10:07:03.028 INFO [stderr] = note: #[warn(unreachable_code)] on by default Nov 28 10:07:03.028 INFO [stderr] Nov 28 10:07:03.109 INFO [stderr] warning: method is never used: `into_inner` Nov 28 10:07:03.112 INFO [stderr] --> src/main.rs:35:5 Nov 28 10:07:03.113 INFO [stderr] | Nov 28 10:07:03.113 INFO [stderr] 35 | fn into_inner(self) -> T { Nov 28 10:07:03.113 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ Nov 28 10:07:03.114 INFO [stderr] | Nov 28 10:07:03.114 INFO [stderr] = note: #[warn(dead_code)] on by default Nov 28 10:07:03.114 INFO [stderr] Nov 28 10:07:03.124 INFO [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.00s Nov 28 10:07:03.125 INFO [stderr] su: No module specific data is present Nov 28 10:07:03.441 INFO running `"docker" "inspect" "2520a0359c22a4c331ce451f565bc57e37bb27657fdc6e8d2a736bec18b21316"` Nov 28 10:07:03.603 INFO running `"docker" "rm" "-f" "2520a0359c22a4c331ce451f565bc57e37bb27657fdc6e8d2a736bec18b21316"` Nov 28 10:07:03.724 INFO [stdout] 2520a0359c22a4c331ce451f565bc57e37bb27657fdc6e8d2a736bec18b21316