[INFO] fetching crate non_blocking_mutex 3.1.3...
[INFO] testing non_blocking_mutex-3.1.3 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1
[INFO] extracting crate non_blocking_mutex 3.1.3 into /workspace/builds/worker-5-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-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate non_blocking_mutex 3.1.3 on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 82 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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded nameof v1.3.0
[INFO] [stderr]   Downloaded sharded_queue v2.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5e083674ef0d158d7f83c225282441160609ac927f38ef6b677b011e01a7b110
[INFO] running `Command { std: "docker" "start" "-a" "5e083674ef0d158d7f83c225282441160609ac927f38ef6b677b011e01a7b110", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5e083674ef0d158d7f83c225282441160609ac927f38ef6b677b011e01a7b110", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e083674ef0d158d7f83c225282441160609ac927f38ef6b677b011e01a7b110", kill_on_drop: false }`
[INFO] [stdout] 5e083674ef0d158d7f83c225282441160609ac927f38ef6b677b011e01a7b110
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 03fbe3e046a66c23dbb6cf76c12a3e6ef2dea07ea61c8cec0cf14ec8752b948f
[INFO] running `Command { std: "docker" "start" "-a" "03fbe3e046a66c23dbb6cf76c12a3e6ef2dea07ea61c8cec0cf14ec8752b948f", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[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] [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]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.11s
[INFO] running `Command { std: "docker" "inspect" "03fbe3e046a66c23dbb6cf76c12a3e6ef2dea07ea61c8cec0cf14ec8752b948f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03fbe3e046a66c23dbb6cf76c12a3e6ef2dea07ea61c8cec0cf14ec8752b948f", kill_on_drop: false }`
[INFO] [stdout] 03fbe3e046a66c23dbb6cf76c12a3e6ef2dea07ea61c8cec0cf14ec8752b948f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 989e8a94103e90af3426f771303edb43b057148298193d3874c8356996d9602d
[INFO] running `Command { std: "docker" "start" "-a" "989e8a94103e90af3426f771303edb43b057148298193d3874c8356996d9602d", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling rayon-core v1.13.0
[INFO] [stderr]    Compiling plotters-backend v0.3.7
[INFO] [stderr]    Compiling regex-syntax v0.8.6
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling half v2.6.0
[INFO] [stderr]    Compiling ciborium-io v0.2.2
[INFO] [stderr]    Compiling clap_builder v4.5.46
[INFO] [stderr]    Compiling cast v0.3.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling anes v0.1.6
[INFO] [stderr]    Compiling is-terminal v0.4.16
[INFO] [stderr]    Compiling oorandom v11.1.5
[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 plotters-svg v0.3.7
[INFO] [stderr]    Compiling ciborium-ll v0.2.2
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling crossbeam-deque v0.8.6
[INFO] [stderr]    Compiling rayon v1.11.0
[INFO] [stderr]    Compiling plotters v0.3.7
[INFO] [stderr]    Compiling regex-automata v0.4.10
[INFO] [stderr]    Compiling criterion-plot v0.5.0
[INFO] [stderr]    Compiling clap v4.5.46
[INFO] [stderr]    Compiling serde_json v1.0.143
[INFO] [stderr]    Compiling ciborium v0.2.2
[INFO] [stderr]    Compiling regex v1.11.2
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[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]    --> 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: 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: 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] [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] [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] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 21.18s
[INFO] running `Command { std: "docker" "inspect" "989e8a94103e90af3426f771303edb43b057148298193d3874c8356996d9602d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "989e8a94103e90af3426f771303edb43b057148298193d3874c8356996d9602d", kill_on_drop: false }`
[INFO] [stdout] 989e8a94103e90af3426f771303edb43b057148298193d3874c8356996d9602d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2fe5c853c81c9a59e92c0dd3044d46dff13e9895d873b61b48f37f1198f43804
[INFO] running `Command { std: "docker" "start" "-a" "2fe5c853c81c9a59e92c0dd3044d46dff13e9895d873b61b48f37f1198f43804", 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 0.11s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/non_blocking_mutex-8577235405213fef)
[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] [stderr]      Running tests/dynamic_non_blocking_mutex.rs (/opt/rustwide/target/debug/deps/dynamic_non_blocking_mutex-b56860dfe5c665c8)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test can_use_FnMut_recursively ... ok
[INFO] [stdout] test can_use_FnMut ... ok
[INFO] [stdout] test dynamic_non_blocking_mutex_task_should_have_size_of_boxed_dyn_fn_once ... ok
[INFO] [stdout] test can_use_Fn_recursively ... ok
[INFO] [stdout] test can_use_Fn ... ok
[INFO] [stdout] test can_capture_variables_in_scoped_threads ... 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 0.61s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/non_blocking_mutex.rs (/opt/rustwide/target/debug/deps/non_blocking_mutex-f8b5940fdb8ec7ca)
[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_use_FnMut_recursively ... 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_capture_variables_in_scoped_threads ... ok
[INFO] [stdout] test big_state_is_expected ... ok
[INFO] [stdout] test small_state_is_expected ... ok
[INFO] [stdout] test run_count_is_expected ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.38s
[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 406) - compile fail ... 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 484) ... 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 360) ... 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::NonBlockingMutex<'captured_variables,State,TNonBlockingMutexTask> (line 36) ... 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 468) - compile fail ... 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 428) ... 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 589) - compile fail ... ok
[INFO] [stdout] test src/non_blocking_mutex.rs - non_blocking_mutex::NonBlockingMutexSendSyncImplementationDocTests (line 370) ... 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::NonBlockingMutexSendSyncImplementationDocTests (line 632) - compile fail ... 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 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::NonBlockingMutexSendSyncImplementationDocTests (line 621) - compile fail ... 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 439) ... 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 415) ... ok
[INFO] [stdout] test src/non_blocking_mutex.rs - non_blocking_mutex::NonBlockingMutex<'captured_variables,State,TNonBlockingMutexTask> (line 101) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 26 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.91s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2fe5c853c81c9a59e92c0dd3044d46dff13e9895d873b61b48f37f1198f43804", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2fe5c853c81c9a59e92c0dd3044d46dff13e9895d873b61b48f37f1198f43804", kill_on_drop: false }`
[INFO] [stdout] 2fe5c853c81c9a59e92c0dd3044d46dff13e9895d873b61b48f37f1198f43804