[INFO] fetching crate non_blocking_mutex 3.1.3...
[INFO] testing non_blocking_mutex-3.1.3 against 1.91.0 for beta-1.92-2
[INFO] extracting crate non_blocking_mutex 3.1.3 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate non_blocking_mutex 3.1.3
[INFO] finished tweaking crates.io crate non_blocking_mutex 3.1.3
[INFO] tweaked toml for crates.io crate non_blocking_mutex 3.1.3 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate non_blocking_mutex 3.1.3 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 64 packages to latest compatible versions
[INFO] [stderr]       Adding criterion v0.5.1 (available: v0.7.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sharded_queue v2.0.1
[INFO] [stderr]   Downloaded nameof v1.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cdbb1f8448e3a09d9f03fe854fcd232daa3b537aa31f89e2484343a5764ca113
[INFO] running `Command { std: "docker" "start" "-a" "cdbb1f8448e3a09d9f03fe854fcd232daa3b537aa31f89e2484343a5764ca113", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cdbb1f8448e3a09d9f03fe854fcd232daa3b537aa31f89e2484343a5764ca113", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cdbb1f8448e3a09d9f03fe854fcd232daa3b537aa31f89e2484343a5764ca113", kill_on_drop: false }`
[INFO] [stdout] cdbb1f8448e3a09d9f03fe854fcd232daa3b537aa31f89e2484343a5764ca113
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2b437c0470ff49e8e4411366dd4ad187887c8ae692d141941d46fb1136d48e2e
[INFO] running `Command { std: "docker" "start" "-a" "2b437c0470ff49e8e4411366dd4ad187887c8ae692d141941d46fb1136d48e2e", kill_on_drop: false }`
[INFO] [stderr]    Compiling sharded_queue v2.0.1
[INFO] [stderr]    Compiling non_blocking_mutex v3.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/dynamic_non_blocking_mutex.rs:28:13
[INFO] [stdout]    |
[INFO] [stdout] 28 | /             /// Note that if [`fetch_sub`] != 1
[INFO] [stdout] 29 | |             /// => some thread entered first if block in method
[INFO] [stdout] 30 | |             /// => [ShardedQueue::push_back] is guaranteed to be called
[INFO] [stdout] 31 | |             /// => [ShardedQueue::pop_front_or_spin_wait_item] will not deadlock while spins until it gets item
[INFO] [stdout] 32 | |             ///
[INFO] [stdout] 33 | |             /// Notice that we run action first, and only then decrement count
[INFO] [stdout] 34 | |             /// with releasing(pushing) memory changes, even if it looks otherwise
[INFO] [stdout]    | |__________________________________________________________________________________^
[INFO] [stdout] 35 | /             while self.task_count.fetch_sub(1, Ordering::Release) != 1 {
[INFO] [stdout] 36 | |                 self.task_queue
[INFO] [stdout] 37 | |                     .pop_front_or_spin_wait_item()
[INFO] [stdout] 38 | |                     .run_with_state(unsafe { MutexGuard::new(&self.unsafe_state) });
[INFO] [stdout] 39 | |             }
[INFO] [stdout]    | |_____________- rustdoc does not generate documentation for expressions
[INFO] [stdout]    |
[INFO] [stdout]    = help: use `//` for a plain comment
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::non_blocking_mutex::NonBlockingMutex`
[INFO] [stdout]  --> src/extensions/run_if_first_or_schedule_to_run_last.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::non_blocking_mutex::NonBlockingMutex;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/non_blocking_mutex.rs:311:13
[INFO] [stdout]     |
[INFO] [stdout] 311 | /             /// Note that if [`fetch_sub`] != 1
[INFO] [stdout] 312 | |             /// => some thread entered first if block in method
[INFO] [stdout] 313 | |             /// => [ShardedQueue::push_back] is guaranteed to be called
[INFO] [stdout] 314 | |             /// => [ShardedQueue::pop_front_or_spin_wait_item] will not deadlock while spins until it gets item
[INFO] [stdout] 315 | |             ///
[INFO] [stdout] 316 | |             /// Notice that we run action first, and only then decrement count
[INFO] [stdout] 317 | |             /// with releasing(pushing) memory changes, even if it looks otherwise
[INFO] [stdout]     | |__________________________________________________________________________________^
[INFO] [stdout] 318 | /             while self.task_count.fetch_sub(1, Ordering::Release) != 1 {
[INFO] [stdout] 319 | |                 self.task_queue
[INFO] [stdout] 320 | |                     .pop_front_or_spin_wait_item()
[INFO] [stdout] 321 | |                     .run_with_state(unsafe { MutexGuard::new(&self.unsafe_state) });
[INFO] [stdout] 322 | |             }
[INFO] [stdout]     | |_____________- rustdoc does not generate documentation for expressions
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `//` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.24s
[INFO] [stdout] warning: struct `NonBlockingMutexSendSyncImplementationDocTests` is never constructed
[INFO] [stdout]    --> src/non_blocking_mutex.rs:646:8
[INFO] [stdout]     |
[INFO] [stdout] 646 | struct NonBlockingMutexSendSyncImplementationDocTests {}
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2b437c0470ff49e8e4411366dd4ad187887c8ae692d141941d46fb1136d48e2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b437c0470ff49e8e4411366dd4ad187887c8ae692d141941d46fb1136d48e2e", kill_on_drop: false }`
[INFO] [stdout] 2b437c0470ff49e8e4411366dd4ad187887c8ae692d141941d46fb1136d48e2e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a24e1b82a89083f339d9d86d1e147f8dbccb8d4f5d3d2d9ca086b7f6681069c1
[INFO] running `Command { std: "docker" "start" "-a" "a24e1b82a89083f339d9d86d1e147f8dbccb8d4f5d3d2d9ca086b7f6681069c1", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling zerocopy-derive v0.8.27
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling anstyle v1.0.13
[INFO] [stderr]    Compiling clap_lex v0.7.6
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling regex-syntax v0.8.8
[INFO] [stderr]    Compiling criterion-plot v0.5.0
[INFO] [stderr]    Compiling nameof v1.3.0
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/dynamic_non_blocking_mutex.rs:28:13
[INFO] [stdout]    |
[INFO] [stdout] 28 | /             /// Note that if [`fetch_sub`] != 1
[INFO] [stdout] 29 | |             /// => some thread entered first if block in method
[INFO] [stdout] 30 | |             /// => [ShardedQueue::push_back] is guaranteed to be called
[INFO] [stdout] 31 | |             /// => [ShardedQueue::pop_front_or_spin_wait_item] will not deadlock while spins until it gets item
[INFO] [stdout] 32 | |             ///
[INFO] [stdout] 33 | |             /// Notice that we run action first, and only then decrement count
[INFO] [stdout] 34 | |             /// with releasing(pushing) memory changes, even if it looks otherwise
[INFO] [stdout]    | |__________________________________________________________________________________^
[INFO] [stdout] 35 | /             while self.task_count.fetch_sub(1, Ordering::Release) != 1 {
[INFO] [stdout] 36 | |                 self.task_queue
[INFO] [stdout] 37 | |                     .pop_front_or_spin_wait_item()
[INFO] [stdout] 38 | |                     .run_with_state(unsafe { MutexGuard::new(&self.unsafe_state) });
[INFO] [stdout] 39 | |             }
[INFO] [stdout]    | |_____________- rustdoc does not generate documentation for expressions
[INFO] [stdout]    |
[INFO] [stdout]    = help: use `//` for a plain comment
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::non_blocking_mutex::NonBlockingMutex`
[INFO] [stdout]  --> src/extensions/run_if_first_or_schedule_to_run_last.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::non_blocking_mutex::NonBlockingMutex;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/non_blocking_mutex.rs:311:13
[INFO] [stdout]     |
[INFO] [stdout] 311 | /             /// Note that if [`fetch_sub`] != 1
[INFO] [stdout] 312 | |             /// => some thread entered first if block in method
[INFO] [stdout] 313 | |             /// => [ShardedQueue::push_back] is guaranteed to be called
[INFO] [stdout] 314 | |             /// => [ShardedQueue::pop_front_or_spin_wait_item] will not deadlock while spins until it gets item
[INFO] [stdout] 315 | |             ///
[INFO] [stdout] 316 | |             /// Notice that we run action first, and only then decrement count
[INFO] [stdout] 317 | |             /// with releasing(pushing) memory changes, even if it looks otherwise
[INFO] [stdout]     | |__________________________________________________________________________________^
[INFO] [stdout] 318 | /             while self.task_count.fetch_sub(1, Ordering::Release) != 1 {
[INFO] [stdout] 319 | |                 self.task_queue
[INFO] [stdout] 320 | |                     .pop_front_or_spin_wait_item()
[INFO] [stdout] 321 | |                     .run_with_state(unsafe { MutexGuard::new(&self.unsafe_state) });
[INFO] [stdout] 322 | |             }
[INFO] [stdout]     | |_____________- rustdoc does not generate documentation for expressions
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `//` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `NonBlockingMutexSendSyncImplementationDocTests` is never constructed
[INFO] [stdout]    --> src/non_blocking_mutex.rs:646:8
[INFO] [stdout]     |
[INFO] [stdout] 646 | struct NonBlockingMutexSendSyncImplementationDocTests {}
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling clap_builder v4.5.51
[INFO] [stderr]    Compiling plotters v0.3.7
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling zerocopy v0.8.27
[INFO] [stderr]    Compiling clap v4.5.51
[INFO] [stderr]    Compiling regex v1.12.2
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling half v2.7.1
[INFO] [stderr]    Compiling ciborium-ll v0.2.2
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling ciborium v0.2.2
[INFO] [stderr]    Compiling criterion v0.5.1
[INFO] [stderr]    Compiling non_blocking_mutex v3.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/dynamic_non_blocking_mutex.rs:28:13
[INFO] [stdout]    |
[INFO] [stdout] 28 | /             /// Note that if [`fetch_sub`] != 1
[INFO] [stdout] 29 | |             /// => some thread entered first if block in method
[INFO] [stdout] 30 | |             /// => [ShardedQueue::push_back] is guaranteed to be called
[INFO] [stdout] 31 | |             /// => [ShardedQueue::pop_front_or_spin_wait_item] will not deadlock while spins until it gets item
[INFO] [stdout] 32 | |             ///
[INFO] [stdout] 33 | |             /// Notice that we run action first, and only then decrement count
[INFO] [stdout] 34 | |             /// with releasing(pushing) memory changes, even if it looks otherwise
[INFO] [stdout]    | |__________________________________________________________________________________^
[INFO] [stdout] 35 | /             while self.task_count.fetch_sub(1, Ordering::Release) != 1 {
[INFO] [stdout] 36 | |                 self.task_queue
[INFO] [stdout] 37 | |                     .pop_front_or_spin_wait_item()
[INFO] [stdout] 38 | |                     .run_with_state(unsafe { MutexGuard::new(&self.unsafe_state) });
[INFO] [stdout] 39 | |             }
[INFO] [stdout]    | |_____________- rustdoc does not generate documentation for expressions
[INFO] [stdout]    |
[INFO] [stdout]    = help: use `//` for a plain comment
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::non_blocking_mutex::NonBlockingMutex`
[INFO] [stdout]  --> src/extensions/run_if_first_or_schedule_to_run_last.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::non_blocking_mutex::NonBlockingMutex;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/non_blocking_mutex.rs:311:13
[INFO] [stdout]     |
[INFO] [stdout] 311 | /             /// Note that if [`fetch_sub`] != 1
[INFO] [stdout] 312 | |             /// => some thread entered first if block in method
[INFO] [stdout] 313 | |             /// => [ShardedQueue::push_back] is guaranteed to be called
[INFO] [stdout] 314 | |             /// => [ShardedQueue::pop_front_or_spin_wait_item] will not deadlock while spins until it gets item
[INFO] [stdout] 315 | |             ///
[INFO] [stdout] 316 | |             /// Notice that we run action first, and only then decrement count
[INFO] [stdout] 317 | |             /// with releasing(pushing) memory changes, even if it looks otherwise
[INFO] [stdout]     | |__________________________________________________________________________________^
[INFO] [stdout] 318 | /             while self.task_count.fetch_sub(1, Ordering::Release) != 1 {
[INFO] [stdout] 319 | |                 self.task_queue
[INFO] [stdout] 320 | |                     .pop_front_or_spin_wait_item()
[INFO] [stdout] 321 | |                     .run_with_state(unsafe { MutexGuard::new(&self.unsafe_state) });
[INFO] [stdout] 322 | |             }
[INFO] [stdout]     | |_____________- rustdoc does not generate documentation for expressions
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `//` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> tests/non_blocking_mutex.rs:739:9
[INFO] [stdout]     |
[INFO] [stdout] 739 | /         /// How many threads can physically access [NonBlockingMutex]
[INFO] [stdout] 740 | |         /// simultaneously, needed for computing `shard_count` of [ShardedQueue],
[INFO] [stdout] 741 | |         /// used to store queue of tasks
[INFO] [stdout]     | |________________________________________^
[INFO] [stdout] 742 |           let max_concurrent_thread_count = available_parallelism().unwrap().get();
[INFO] [stdout]     |           ------------------------------------------------------------------------- rustdoc does not generate documentation for statements
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `//` for a plain comment
[INFO] [stdout]     = note: `#[warn(unused_doc_comments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> tests/non_blocking_mutex.rs:744:9
[INFO] [stdout]     |
[INFO] [stdout] 744 | /         /// Will infer exact type and size of struct [Task] and
[INFO] [stdout] 745 | |         /// make sized [NonBlockingMutex] which takes only [Task]
[INFO] [stdout] 746 | |         /// without ever requiring [Box]-ing or dynamic dispatch
[INFO] [stdout]     | |________________________________________________________________^
[INFO] [stdout] 747 |           let non_blocking_mutex = NonBlockingMutex::new(max_concurrent_thread_count, 0);
[INFO] [stdout]     |           ------------------------------------------------------------------------------- rustdoc does not generate documentation for statements
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `//` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> tests/non_blocking_mutex.rs:814:25
[INFO] [stdout]     |
[INFO] [stdout] 814 |                         /// Where to write snapshot of `State` before applying function to `State`
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 815 |                         snapshot_before_change_ref,
[INFO] [stdout]     |                         -------------------------- rustdoc does not generate documentation for expression fields
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `//` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> tests/non_blocking_mutex.rs:816:25
[INFO] [stdout]     |
[INFO] [stdout] 816 |                         /// Where to write snapshot of `State` after applying function to `State
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 817 |                         snapshot_after_change_ref,
[INFO] [stdout]     |                         ------------------------- rustdoc does not generate documentation for expression fields
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `//` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> tests/non_blocking_mutex.rs:832:25
[INFO] [stdout]     |
[INFO] [stdout] 832 |                         /// Where to write snapshot of `State` before applying function to `State`
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 833 |                         snapshot_before_change_ref,
[INFO] [stdout]     |                         -------------------------- rustdoc does not generate documentation for expression fields
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `//` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> tests/non_blocking_mutex.rs:834:25
[INFO] [stdout]     |
[INFO] [stdout] 834 |                         /// Where to write snapshot of `State` after applying function to `State
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 835 |                         snapshot_after_change_ref,
[INFO] [stdout]     |                         ------------------------- rustdoc does not generate documentation for expression fields
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `//` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> tests/dynamic_non_blocking_mutex.rs:355:9
[INFO] [stdout]     |
[INFO] [stdout] 355 | /         /// How many threads can physically access [NonBlockingMutex]
[INFO] [stdout] 356 | |         /// simultaneously, needed for computing `shard_count` of [ShardedQueue],
[INFO] [stdout] 357 | |         /// used to store queue of tasks
[INFO] [stdout]     | |________________________________________^
[INFO] [stdout] 358 |           let max_concurrent_thread_count = available_parallelism().unwrap().get();
[INFO] [stdout]     |           ------------------------------------------------------------------------- rustdoc does not generate documentation for statements
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `//` for a plain comment
[INFO] [stdout]     = note: `#[warn(unused_doc_comments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> tests/dynamic_non_blocking_mutex.rs:360:9
[INFO] [stdout]     |
[INFO] [stdout] 360 | /         /// Will work with any [FnOnce] and is easy to use,
[INFO] [stdout] 361 | |         /// but will [Box] tasks and use dynamic dispatch
[INFO] [stdout] 362 | |         /// when can't acquire lock on first try
[INFO] [stdout]     | |________________________________________________^
[INFO] [stdout] 363 |           let non_blocking_mutex = DynamicNonBlockingMutex::new(max_concurrent_thread_count, 0);
[INFO] [stdout]     |           -------------------------------------------------------------------------------------- rustdoc does not generate documentation for statements
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `//` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `NonBlockingMutexSendSyncImplementationDocTests` is never constructed
[INFO] [stdout]    --> src/non_blocking_mutex.rs:646:8
[INFO] [stdout]     |
[INFO] [stdout] 646 | struct NonBlockingMutexSendSyncImplementationDocTests {}
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `state_2_ref`
[INFO] [stdout]    --> tests/non_blocking_mutex.rs:329:9
[INFO] [stdout]     |
[INFO] [stdout] 329 |     let state_2_ref = &mut state_2;
[INFO] [stdout]     |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_state_2_ref`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `can_use_Fn` should have a snake case name
[INFO] [stdout]   --> tests/non_blocking_mutex.rs:10:4
[INFO] [stdout]    |
[INFO] [stdout] 10 | fn can_use_Fn() {
[INFO] [stdout]    |    ^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `can_use_fn`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `can_use_Fn_recursively` should have a snake case name
[INFO] [stdout]   --> tests/non_blocking_mutex.rs:83:4
[INFO] [stdout]    |
[INFO] [stdout] 83 | fn can_use_Fn_recursively() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `can_use_fn_recursively`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `can_use_FnMut` should have a snake case name
[INFO] [stdout]    --> tests/non_blocking_mutex.rs:247:4
[INFO] [stdout]     |
[INFO] [stdout] 247 | fn can_use_FnMut() {
[INFO] [stdout]     |    ^^^^^^^^^^^^^ help: convert the identifier to snake case: `can_use_fn_mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `can_use_FnMut_recursively` should have a snake case name
[INFO] [stdout]    --> tests/non_blocking_mutex.rs:318:4
[INFO] [stdout]     |
[INFO] [stdout] 318 | fn can_use_FnMut_recursively() {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `can_use_fn_mut_recursively`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `can_use_Fn` should have a snake case name
[INFO] [stdout]  --> tests/dynamic_non_blocking_mutex.rs:9:4
[INFO] [stdout]   |
[INFO] [stdout] 9 | fn can_use_Fn() {
[INFO] [stdout]   |    ^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `can_use_fn`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `can_use_Fn_recursively` should have a snake case name
[INFO] [stdout]   --> tests/dynamic_non_blocking_mutex.rs:49:4
[INFO] [stdout]    |
[INFO] [stdout] 49 | fn can_use_Fn_recursively() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `can_use_fn_recursively`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `can_use_FnMut` should have a snake case name
[INFO] [stdout]    --> tests/dynamic_non_blocking_mutex.rs:113:4
[INFO] [stdout]     |
[INFO] [stdout] 113 | fn can_use_FnMut() {
[INFO] [stdout]     |    ^^^^^^^^^^^^^ help: convert the identifier to snake case: `can_use_fn_mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `can_use_FnMut_recursively` should have a snake case name
[INFO] [stdout]    --> tests/dynamic_non_blocking_mutex.rs:148:4
[INFO] [stdout]     |
[INFO] [stdout] 148 | fn can_use_FnMut_recursively() {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `can_use_fn_mut_recursively`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 13.35s
[INFO] running `Command { std: "docker" "inspect" "a24e1b82a89083f339d9d86d1e147f8dbccb8d4f5d3d2d9ca086b7f6681069c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a24e1b82a89083f339d9d86d1e147f8dbccb8d4f5d3d2d9ca086b7f6681069c1", kill_on_drop: false }`
[INFO] [stdout] a24e1b82a89083f339d9d86d1e147f8dbccb8d4f5d3d2d9ca086b7f6681069c1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 336a58b909bf90249ccc0cd2972ee8f58476d104e9da1ef384c402678c4f5eba
[INFO] running `Command { std: "docker" "start" "-a" "336a58b909bf90249ccc0cd2972ee8f58476d104e9da1ef384c402678c4f5eba", kill_on_drop: false }`
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/dynamic_non_blocking_mutex.rs:28:13
[INFO] [stderr]    |
[INFO] [stderr] 28 | /             /// Note that if [`fetch_sub`] != 1
[INFO] [stderr] 29 | |             /// => some thread entered first if block in method
[INFO] [stderr] 30 | |             /// => [ShardedQueue::push_back] is guaranteed to be called
[INFO] [stderr] 31 | |             /// => [ShardedQueue::pop_front_or_spin_wait_item] will not deadlock while spins until it gets item
[INFO] [stderr] 32 | |             ///
[INFO] [stderr] 33 | |             /// Notice that we run action first, and only then decrement count
[INFO] [stderr] 34 | |             /// with releasing(pushing) memory changes, even if it looks otherwise
[INFO] [stderr]    | |__________________________________________________________________________________^
[INFO] [stderr] 35 | /             while self.task_count.fetch_sub(1, Ordering::Release) != 1 {
[INFO] [stderr] 36 | |                 self.task_queue
[INFO] [stderr] 37 | |                     .pop_front_or_spin_wait_item()
[INFO] [stderr] 38 | |                     .run_with_state(unsafe { MutexGuard::new(&self.unsafe_state) });
[INFO] [stderr] 39 | |             }
[INFO] [stderr]    | |_____________- rustdoc does not generate documentation for expressions
[INFO] [stderr]    |
[INFO] [stderr]    = help: use `//` for a plain comment
[INFO] [stderr]    = note: `#[warn(unused_doc_comments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::non_blocking_mutex::NonBlockingMutex`
[INFO] [stderr]  --> src/extensions/run_if_first_or_schedule_to_run_last.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use crate::non_blocking_mutex::NonBlockingMutex;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/non_blocking_mutex.rs:311:13
[INFO] [stderr]     |
[INFO] [stderr] 311 | /             /// Note that if [`fetch_sub`] != 1
[INFO] [stderr] 312 | |             /// => some thread entered first if block in method
[INFO] [stderr] 313 | |             /// => [ShardedQueue::push_back] is guaranteed to be called
[INFO] [stderr] 314 | |             /// => [ShardedQueue::pop_front_or_spin_wait_item] will not deadlock while spins until it gets item
[INFO] [stderr] 315 | |             ///
[INFO] [stderr] 316 | |             /// Notice that we run action first, and only then decrement count
[INFO] [stderr] 317 | |             /// with releasing(pushing) memory changes, even if it looks otherwise
[INFO] [stderr]     | |__________________________________________________________________________________^
[INFO] [stderr] 318 | /             while self.task_count.fetch_sub(1, Ordering::Release) != 1 {
[INFO] [stderr] 319 | |                 self.task_queue
[INFO] [stderr] 320 | |                     .pop_front_or_spin_wait_item()
[INFO] [stderr] 321 | |                     .run_with_state(unsafe { MutexGuard::new(&self.unsafe_state) });
[INFO] [stderr] 322 | |             }
[INFO] [stderr]     | |_____________- rustdoc does not generate documentation for expressions
[INFO] [stderr]     |
[INFO] [stderr]     = help: use `//` for a plain comment
[INFO] [stderr] 
[INFO] [stderr] warning: struct `NonBlockingMutexSendSyncImplementationDocTests` is never constructed
[INFO] [stderr]    --> src/non_blocking_mutex.rs:646:8
[INFO] [stderr]     |
[INFO] [stderr] 646 | struct NonBlockingMutexSendSyncImplementationDocTests {}
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `non_blocking_mutex` (lib) generated 4 warnings (run `cargo fix --lib -p non_blocking_mutex` to apply 1 suggestion)
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> tests/dynamic_non_blocking_mutex.rs:355:9
[INFO] [stderr]     |
[INFO] [stderr] 355 | /         /// How many threads can physically access [NonBlockingMutex]
[INFO] [stderr] 356 | |         /// simultaneously, needed for computing `shard_count` of [ShardedQueue],
[INFO] [stderr] 357 | |         /// used to store queue of tasks
[INFO] [stderr]     | |________________________________________^
[INFO] [stderr] 358 |           let max_concurrent_thread_count = available_parallelism().unwrap().get();
[INFO] [stderr]     |           ------------------------------------------------------------------------- rustdoc does not generate documentation for statements
[INFO] [stderr]     |
[INFO] [stderr]     = help: use `//` for a plain comment
[INFO] [stderr]     = note: `#[warn(unused_doc_comments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> tests/dynamic_non_blocking_mutex.rs:360:9
[INFO] [stderr]     |
[INFO] [stderr] 360 | /         /// Will work with any [FnOnce] and is easy to use,
[INFO] [stderr] 361 | |         /// but will [Box] tasks and use dynamic dispatch
[INFO] [stderr] 362 | |         /// when can't acquire lock on first try
[INFO] [stderr]     | |________________________________________________^
[INFO] [stderr] 363 |           let non_blocking_mutex = DynamicNonBlockingMutex::new(max_concurrent_thread_count, 0);
[INFO] [stderr]     |           -------------------------------------------------------------------------------------- rustdoc does not generate documentation for statements
[INFO] [stderr]     |
[INFO] [stderr]     = help: use `//` for a plain comment
[INFO] [stderr] 
[INFO] [stderr] warning: function `can_use_Fn` should have a snake case name
[INFO] [stderr]  --> tests/dynamic_non_blocking_mutex.rs:9:4
[INFO] [stderr]   |
[INFO] [stderr] 9 | fn can_use_Fn() {
[INFO] [stderr]   |    ^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `can_use_fn`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `can_use_Fn_recursively` should have a snake case name
[INFO] [stderr]   --> tests/dynamic_non_blocking_mutex.rs:49:4
[INFO] [stderr]    |
[INFO] [stderr] 49 | fn can_use_Fn_recursively() {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `can_use_fn_recursively`
[INFO] [stderr] 
[INFO] [stderr] warning: function `can_use_FnMut` should have a snake case name
[INFO] [stderr]    --> tests/dynamic_non_blocking_mutex.rs:113:4
[INFO] [stderr]     |
[INFO] [stderr] 113 | fn can_use_FnMut() {
[INFO] [stderr]     |    ^^^^^^^^^^^^^ help: convert the identifier to snake case: `can_use_fn_mut`
[INFO] [stderr] 
[INFO] [stderr] warning: function `can_use_FnMut_recursively` should have a snake case name
[INFO] [stderr]    --> tests/dynamic_non_blocking_mutex.rs:148:4
[INFO] [stderr]     |
[INFO] [stderr] 148 | fn can_use_FnMut_recursively() {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `can_use_fn_mut_recursively`
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> tests/non_blocking_mutex.rs:739:9
[INFO] [stderr]     |
[INFO] [stderr] 739 | /         /// How many threads can physically access [NonBlockingMutex]
[INFO] [stderr] 740 | |         /// simultaneously, needed for computing `shard_count` of [ShardedQueue],
[INFO] [stderr] 741 | |         /// used to store queue of tasks
[INFO] [stderr]     | |________________________________________^
[INFO] [stderr] 742 |           let max_concurrent_thread_count = available_parallelism().unwrap().get();
[INFO] [stderr]     |           ------------------------------------------------------------------------- rustdoc does not generate documentation for statements
[INFO] [stderr]     |
[INFO] [stderr]     = help: use `//` for a plain comment
[INFO] [stderr]     = note: `#[warn(unused_doc_comments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> tests/non_blocking_mutex.rs:744:9
[INFO] [stderr]     |
[INFO] [stderr] 744 | /         /// Will infer exact type and size of struct [Task] and
[INFO] [stderr] 745 | |         /// make sized [NonBlockingMutex] which takes only [Task]
[INFO] [stderr] 746 | |         /// without ever requiring [Box]-ing or dynamic dispatch
[INFO] [stderr]     | |________________________________________________________________^
[INFO] [stderr] 747 |           let non_blocking_mutex = NonBlockingMutex::new(max_concurrent_thread_count, 0);
[INFO] [stderr]     |           ------------------------------------------------------------------------------- rustdoc does not generate documentation for statements
[INFO] [stderr]     |
[INFO] [stderr]     = help: use `//` for a plain comment
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> tests/non_blocking_mutex.rs:814:25
[INFO] [stderr]     |
[INFO] [stderr] 814 |                         /// Where to write snapshot of `State` before applying function to `State`
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 815 |                         snapshot_before_change_ref,
[INFO] [stderr]     |                         -------------------------- rustdoc does not generate documentation for expression fields
[INFO] [stderr]     |
[INFO] [stderr]     = help: use `//` for a plain comment
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> tests/non_blocking_mutex.rs:816:25
[INFO] [stderr]     |
[INFO] [stderr] 816 |                         /// Where to write snapshot of `State` after applying function to `State
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 817 |                         snapshot_after_change_ref,
[INFO] [stderr]     |                         ------------------------- rustdoc does not generate documentation for expression fields
[INFO] [stderr]     |
[INFO] [stderr]     = help: use `//` for a plain comment
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> tests/non_blocking_mutex.rs:832:25
[INFO] [stderr]     |
[INFO] [stderr] 832 |                         /// Where to write snapshot of `State` before applying function to `State`
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 833 |                         snapshot_before_change_ref,
[INFO] [stderr]     |                         -------------------------- rustdoc does not generate documentation for expression fields
[INFO] [stderr]     |
[INFO] [stderr]     = help: use `//` for a plain comment
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> tests/non_blocking_mutex.rs:834:25
[INFO] [stderr]     |
[INFO] [stderr] 834 |                         /// Where to write snapshot of `State` after applying function to `State
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 835 |                         snapshot_after_change_ref,
[INFO] [stderr]     |                         ------------------------- rustdoc does not generate documentation for expression fields
[INFO] [stderr]     |
[INFO] [stderr]     = help: use `//` for a plain comment
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `state_2_ref`
[INFO] [stderr]    --> tests/non_blocking_mutex.rs:329:9
[INFO] [stderr]     |
[INFO] [stderr] 329 |     let state_2_ref = &mut state_2;
[INFO] [stderr]     |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_state_2_ref`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `can_use_Fn` should have a snake case name
[INFO] [stderr]   --> tests/non_blocking_mutex.rs:10:4
[INFO] [stderr]    |
[INFO] [stderr] 10 | fn can_use_Fn() {
[INFO] [stderr]    |    ^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `can_use_fn`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `can_use_Fn_recursively` should have a snake case name
[INFO] [stderr]   --> tests/non_blocking_mutex.rs:83:4
[INFO] [stderr]    |
[INFO] [stderr] 83 | fn can_use_Fn_recursively() {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `can_use_fn_recursively`
[INFO] [stderr] 
[INFO] [stderr] warning: function `can_use_FnMut` should have a snake case name
[INFO] [stderr]    --> tests/non_blocking_mutex.rs:247:4
[INFO] [stderr]     |
[INFO] [stderr] 247 | fn can_use_FnMut() {
[INFO] [stderr]     |    ^^^^^^^^^^^^^ help: convert the identifier to snake case: `can_use_fn_mut`
[INFO] [stderr] 
[INFO] [stderr] warning: function `can_use_FnMut_recursively` should have a snake case name
[INFO] [stderr]    --> tests/non_blocking_mutex.rs:318:4
[INFO] [stderr]     |
[INFO] [stderr] 318 | fn can_use_FnMut_recursively() {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `can_use_fn_mut_recursively`
[INFO] [stderr] 
[INFO] [stderr] warning: `non_blocking_mutex` (lib test) generated 4 warnings (4 duplicates)
[INFO] [stderr] warning: `non_blocking_mutex` (test "dynamic_non_blocking_mutex") generated 6 warnings
[INFO] [stderr] warning: `non_blocking_mutex` (test "non_blocking_mutex") generated 11 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/non_blocking_mutex-c1b30f572248167a)
[INFO] [stderr]      Running tests/dynamic_non_blocking_mutex.rs (/opt/rustwide/target/debug/deps/dynamic_non_blocking_mutex-d671b63b71311adf)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test can_use_Fn ... ok
[INFO] [stdout] test can_use_FnMut_recursively ... ok
[INFO] [stdout] test can_use_Fn_recursively ... ok
[INFO] [stdout] test dynamic_non_blocking_mutex_task_should_have_size_of_boxed_dyn_fn_once ... ok
[INFO] [stdout] test can_use_FnMut ... ok
[INFO] [stdout] test can_capture_variables_in_scoped_threads ... ok
[INFO] [stdout] test big_state_is_expected ... ok
[INFO] [stdout] test run_count_is_expected ... ok
[INFO] [stdout] test small_state_is_expected ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.35s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/non_blocking_mutex.rs (/opt/rustwide/target/debug/deps/non_blocking_mutex-b4c29bb1631b3841)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test can_use_FnMut ... ok
[INFO] [stdout] test can_use_Fn ... ok
[INFO] [stdout] test can_capture_variables_in_scoped_threads ... ok
[INFO] [stdout] test can_use_Fn_recursively ... ok
[INFO] [stdout] test task_without_captured_variables_should_be_zero_sized ... ok
[INFO] [stdout] test can_use_FnMut_recursively ... ok
[INFO] [stdout] test run_count_is_expected ... ok
[INFO] [stdout] test big_state_is_expected ... ok
[INFO] [stdout] test small_state_is_expected ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.16s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests non_blocking_mutex
[INFO] [stdout] 
[INFO] [stdout] running 26 tests
[INFO] [stdout] test src/non_blocking_mutex.rs - non_blocking_mutex::NonBlockingMutexSendSyncImplementationDocTests (line 468) - compile fail ... ok
[INFO] [stdout] test src/non_blocking_mutex.rs - non_blocking_mutex::NonBlockingMutexSendSyncImplementationDocTests (line 360) ... ok
[INFO] [stdout] test src/non_blocking_mutex.rs - non_blocking_mutex::NonBlockingMutexSendSyncImplementationDocTests (line 500) - compile fail ... ok
[INFO] [stdout] test src/non_blocking_mutex.rs - non_blocking_mutex::NonBlockingMutexSendSyncImplementationDocTests (line 428) ... ok
[INFO] [stdout] test src/non_blocking_mutex.rs - non_blocking_mutex::NonBlockingMutexSendSyncImplementationDocTests (line 452) ... ok
[INFO] [stdout] test src/non_blocking_mutex.rs - non_blocking_mutex::NonBlockingMutexSendSyncImplementationDocTests (line 340) ... ok
[INFO] [stdout] test src/non_blocking_mutex.rs - non_blocking_mutex::NonBlockingMutexSendSyncImplementationDocTests (line 406) - compile fail ... ok
[INFO] [stdout] test src/non_blocking_mutex.rs - non_blocking_mutex::NonBlockingMutexSendSyncImplementationDocTests (line 349) ... ok
[INFO] [stdout] test src/non_blocking_mutex.rs - non_blocking_mutex::NonBlockingMutexSendSyncImplementationDocTests (line 397) ... ok
[INFO] [stdout] test src/non_blocking_mutex.rs - non_blocking_mutex::NonBlockingMutexSendSyncImplementationDocTests (line 520) - compile fail ... ok
[INFO] [stdout] test src/non_blocking_mutex.rs - non_blocking_mutex::NonBlockingMutexSendSyncImplementationDocTests (line 439) ... ok
[INFO] [stdout] test src/non_blocking_mutex.rs - non_blocking_mutex::NonBlockingMutexSendSyncImplementationDocTests (line 558) - compile fail ... ok
[INFO] [stdout] test src/non_blocking_mutex.rs - non_blocking_mutex::NonBlockingMutexSendSyncImplementationDocTests (line 589) - compile fail ... ok
[INFO] [stdout] test src/non_blocking_mutex.rs - non_blocking_mutex::NonBlockingMutexSendSyncImplementationDocTests (line 581) - compile fail ... ok
[INFO] [stdout] test src/non_blocking_mutex.rs - non_blocking_mutex::NonBlockingMutex<'captured_variables,State,TNonBlockingMutexTask> (line 56) ... ok
[INFO] [stdout] test src/non_blocking_mutex.rs - non_blocking_mutex::NonBlockingMutexSendSyncImplementationDocTests (line 484) ... ok
[INFO] [stdout] test src/non_blocking_mutex.rs - non_blocking_mutex::NonBlockingMutexSendSyncImplementationDocTests (line 538) - compile fail ... ok
[INFO] [stdout] test src/non_blocking_mutex.rs - non_blocking_mutex::NonBlockingMutexSendSyncImplementationDocTests (line 382) ... ok
[INFO] [stdout] test src/non_blocking_mutex.rs - non_blocking_mutex::NonBlockingMutexSendSyncImplementationDocTests (line 597) - compile fail ... ok
[INFO] [stdout] test src/non_blocking_mutex.rs - non_blocking_mutex::NonBlockingMutexSendSyncImplementationDocTests (line 610) - compile fail ... ok
[INFO] [stdout] test src/non_blocking_mutex.rs - non_blocking_mutex::NonBlockingMutex<'captured_variables,State,TNonBlockingMutexTask> (line 36) ... ok
[INFO] [stdout] test src/non_blocking_mutex.rs - non_blocking_mutex::NonBlockingMutexSendSyncImplementationDocTests (line 621) - compile fail ... ok
[INFO] [stdout] test src/non_blocking_mutex.rs - non_blocking_mutex::NonBlockingMutex<'captured_variables,State,TNonBlockingMutexTask> (line 101) ... ok
[INFO] [stdout] test src/non_blocking_mutex.rs - non_blocking_mutex::NonBlockingMutexSendSyncImplementationDocTests (line 415) ... ok
[INFO] [stdout] test src/non_blocking_mutex.rs - non_blocking_mutex::NonBlockingMutexSendSyncImplementationDocTests (line 632) - compile fail ... ok
[INFO] [stdout] test src/non_blocking_mutex.rs - non_blocking_mutex::NonBlockingMutexSendSyncImplementationDocTests (line 370) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 26 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.42s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "336a58b909bf90249ccc0cd2972ee8f58476d104e9da1ef384c402678c4f5eba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "336a58b909bf90249ccc0cd2972ee8f58476d104e9da1ef384c402678c4f5eba", kill_on_drop: false }`
[INFO] [stdout] 336a58b909bf90249ccc0cd2972ee8f58476d104e9da1ef384c402678c4f5eba
