[INFO] fetching crate fisher_processor 0.1.0...
[INFO] testing fisher_processor-0.1.0 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate fisher_processor 0.1.0 into /workspace/builds/worker-116/source
[INFO] validating manifest of crates.io crate fisher_processor 0.1.0 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fisher_processor 0.1.0
[INFO] finished tweaking crates.io crate fisher_processor 0.1.0
[INFO] tweaked toml for crates.io crate fisher_processor 0.1.0 written to /workspace/builds/worker-116/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ansi_term v0.9.0
[INFO] [stderr]   Downloaded fisher_common v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ef761c93f4ac22c289e6c3a9a9d7826337ef9484b15939d143c23461127137a9
[INFO] running `Command { std: "docker" "start" "-a" "ef761c93f4ac22c289e6c3a9a9d7826337ef9484b15939d143c23461127137a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ef761c93f4ac22c289e6c3a9a9d7826337ef9484b15939d143c23461127137a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef761c93f4ac22c289e6c3a9a9d7826337ef9484b15939d143c23461127137a9", kill_on_drop: false }`
[INFO] [stdout] ef761c93f4ac22c289e6c3a9a9d7826337ef9484b15939d143c23461127137a9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] af99510b7d8f45bee2d622498a7c40cb0dce1e1d771a555a711cabf9f62bb24b
[INFO] running `Command { std: "docker" "start" "-a" "af99510b7d8f45bee2d622498a7c40cb0dce1e1d771a555a711cabf9f62bb24b", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling ansi_term v0.9.0
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]    Compiling serde_json v1.0.66
[INFO] [stderr]    Compiling fisher_common v0.2.0
[INFO] [stderr]    Compiling fisher_processor v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/scheduler.rs:292:67
[INFO] [stdout]     |
[INFO] [stdout] 292 |         let mut queued = HashSet::with_capacity(self.queue.len());;
[INFO] [stdout]     |                                                                   ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/timer.rs:25:18
[INFO] [stdout]    |
[INFO] [stdout] 25 |     handler: Box<Fn() + 'static + Send>,
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() + 'static + Send`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/scheduler.rs:217:33
[INFO] [stdout]     |
[INFO] [stdout] 217 |                     if let Some(mut thread) = self.threads.get_mut(&thread_id) {
[INFO] [stdout]     |                                 ----^^^^^^
[INFO] [stdout]     |                                 |
[INFO] [stdout]     |                                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/scheduler.rs:224:33
[INFO] [stdout]     |
[INFO] [stdout] 224 |                     if let Some(mut waiting) = self.waiting.get_mut(&hook_id) {
[INFO] [stdout]     |                                 ----^^^^^^^
[INFO] [stdout]     |                                 |
[INFO] [stdout]     |                                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/scheduler.rs:366:25
[INFO] [stdout]     |
[INFO] [stdout] 366 |             if let Some(mut waiting) = self.waiting.get_mut(&hook_id) {
[INFO] [stdout]     |                         ----^^^^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/scheduler.rs:383:33
[INFO] [stdout]     |
[INFO] [stdout] 383 |                     if let Some(mut waiting) = self.waiting.get_mut(&hook_id) {
[INFO] [stdout]     |                                 ----^^^^^^^
[INFO] [stdout]     |                                 |
[INFO] [stdout]     |                                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.21s
[INFO] running `Command { std: "docker" "inspect" "af99510b7d8f45bee2d622498a7c40cb0dce1e1d771a555a711cabf9f62bb24b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af99510b7d8f45bee2d622498a7c40cb0dce1e1d771a555a711cabf9f62bb24b", kill_on_drop: false }`
[INFO] [stdout] af99510b7d8f45bee2d622498a7c40cb0dce1e1d771a555a711cabf9f62bb24b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0642c619e5f9500be4f4fc10d654d6c740ea9ff872d4c0446a7f0f615bc3221f
[INFO] running `Command { std: "docker" "start" "-a" "0642c619e5f9500be4f4fc10d654d6c740ea9ff872d4c0446a7f0f615bc3221f", kill_on_drop: false }`
[INFO] [stderr]    Compiling fisher_processor v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/scheduler.rs:292:67
[INFO] [stdout]     |
[INFO] [stdout] 292 |         let mut queued = HashSet::with_capacity(self.queue.len());;
[INFO] [stdout]     |                                                                   ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/timer.rs:25:18
[INFO] [stdout]    |
[INFO] [stdout] 25 |     handler: Box<Fn() + 'static + Send>,
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() + 'static + Send`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/scheduler.rs:217:33
[INFO] [stdout]     |
[INFO] [stdout] 217 |                     if let Some(mut thread) = self.threads.get_mut(&thread_id) {
[INFO] [stdout]     |                                 ----^^^^^^
[INFO] [stdout]     |                                 |
[INFO] [stdout]     |                                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/scheduler.rs:224:33
[INFO] [stdout]     |
[INFO] [stdout] 224 |                     if let Some(mut waiting) = self.waiting.get_mut(&hook_id) {
[INFO] [stdout]     |                                 ----^^^^^^^
[INFO] [stdout]     |                                 |
[INFO] [stdout]     |                                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/scheduler.rs:366:25
[INFO] [stdout]     |
[INFO] [stdout] 366 |             if let Some(mut waiting) = self.waiting.get_mut(&hook_id) {
[INFO] [stdout]     |                         ----^^^^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/scheduler.rs:383:33
[INFO] [stdout]     |
[INFO] [stdout] 383 |                     if let Some(mut waiting) = self.waiting.get_mut(&hook_id) {
[INFO] [stdout]     |                                 ----^^^^^^^
[INFO] [stdout]     |                                 |
[INFO] [stdout]     |                                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/scheduler.rs:292:67
[INFO] [stdout]     |
[INFO] [stdout] 292 |         let mut queued = HashSet::with_capacity(self.queue.len());;
[INFO] [stdout]     |                                                                   ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/timer.rs:25:18
[INFO] [stdout]    |
[INFO] [stdout] 25 |     handler: Box<Fn() + 'static + Send>,
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() + 'static + Send`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/test_utils.rs:28:25
[INFO] [stdout]    |
[INFO] [stdout] 28 |     func: Arc<Mutex<Box<Fn(I) -> Result<()> + Send>>>,
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(I) -> Result<()> + Send`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/scheduler.rs:217:33
[INFO] [stdout]     |
[INFO] [stdout] 217 |                     if let Some(mut thread) = self.threads.get_mut(&thread_id) {
[INFO] [stdout]     |                                 ----^^^^^^
[INFO] [stdout]     |                                 |
[INFO] [stdout]     |                                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/scheduler.rs:224:33
[INFO] [stdout]     |
[INFO] [stdout] 224 |                     if let Some(mut waiting) = self.waiting.get_mut(&hook_id) {
[INFO] [stdout]     |                                 ----^^^^^^^
[INFO] [stdout]     |                                 |
[INFO] [stdout]     |                                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/scheduler.rs:366:25
[INFO] [stdout]     |
[INFO] [stdout] 366 |             if let Some(mut waiting) = self.waiting.get_mut(&hook_id) {
[INFO] [stdout]     |                         ----^^^^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/scheduler.rs:383:33
[INFO] [stdout]     |
[INFO] [stdout] 383 |                     if let Some(mut waiting) = self.waiting.get_mut(&hook_id) {
[INFO] [stdout]     |                                 ----^^^^^^^
[INFO] [stdout]     |                                 |
[INFO] [stdout]     |                                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.77s
[INFO] running `Command { std: "docker" "inspect" "0642c619e5f9500be4f4fc10d654d6c740ea9ff872d4c0446a7f0f615bc3221f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0642c619e5f9500be4f4fc10d654d6c740ea9ff872d4c0446a7f0f615bc3221f", kill_on_drop: false }`
[INFO] [stdout] 0642c619e5f9500be4f4fc10d654d6c740ea9ff872d4c0446a7f0f615bc3221f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2ee474188c0266eb3edf7742e91694f23e88d313ef1010bb50d708d4d668556b
[INFO] running `Command { std: "docker" "start" "-a" "2ee474188c0266eb3edf7742e91694f23e88d313ef1010bb50d708d4d668556b", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/scheduler.rs:292:67
[INFO] [stderr]     |
[INFO] [stderr] 292 |         let mut queued = HashSet::with_capacity(self.queue.len());;
[INFO] [stderr]     |                                                                   ^ help: remove this semicolon
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/timer.rs:25:18
[INFO] [stderr]    |
[INFO] [stderr] 25 |     handler: Box<Fn() + 'static + Send>,
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() + 'static + Send`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/scheduler.rs:217:33
[INFO] [stderr]     |
[INFO] [stderr] 217 |                     if let Some(mut thread) = self.threads.get_mut(&thread_id) {
[INFO] [stderr]     |                                 ----^^^^^^
[INFO] [stderr]     |                                 |
[INFO] [stderr]     |                                 help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/scheduler.rs:224:33
[INFO] [stderr]     |
[INFO] [stderr] 224 |                     if let Some(mut waiting) = self.waiting.get_mut(&hook_id) {
[INFO] [stderr]     |                                 ----^^^^^^^
[INFO] [stderr]     |                                 |
[INFO] [stderr]     |                                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/scheduler.rs:366:25
[INFO] [stderr]     |
[INFO] [stderr] 366 |             if let Some(mut waiting) = self.waiting.get_mut(&hook_id) {
[INFO] [stderr]     |                         ----^^^^^^^
[INFO] [stderr]     |                         |
[INFO] [stderr]     |                         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/scheduler.rs:383:33
[INFO] [stderr]     |
[INFO] [stderr] 383 |                     if let Some(mut waiting) = self.waiting.get_mut(&hook_id) {
[INFO] [stderr]     |                                 ----^^^^^^^
[INFO] [stderr]     |                                 |
[INFO] [stderr]     |                                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/test_utils.rs:28:25
[INFO] [stderr]    |
[INFO] [stderr] 28 |     func: Arc<Mutex<Box<Fn(I) -> Result<()> + Send>>>,
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(I) -> Result<()> + Send`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: `fisher_processor` (lib) generated 6 warnings
[INFO] [stderr] warning: `fisher_processor` (lib test) generated 7 warnings (6 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/fisher_processor-926d6fe4c2a0412a)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test scheduler::tests::test_processor_one_thread_correct_order_prioritized ... ok
[INFO] [stdout] test timer::tests::test_timer ... ok
[INFO] [stdout] test scheduler::tests::test_processor_clean_stop ... ok
[INFO] [stdout] test scheduler::tests::test_cleanup_hooks ... ok
[INFO] [stdout] test scheduler::tests::test_health_details ... ok
[INFO] [stdout] test scheduler::tests::test_processor_starting ... ok
[INFO] [stdout] test scheduler::tests::test_processor_one_thread_correct_order ... ok
[INFO] [stdout] test scheduler::tests::test_non_parallel_processing ... ok
[INFO] [stdout] test scheduler::tests::test_processor_multiple_threads ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests fisher_processor
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> /opt/rustwide/workdir/src/scheduler.rs:292:67
[INFO] [stderr]     |
[INFO] [stderr] 292 |         let mut queued = HashSet::with_capacity(self.queue.len());;
[INFO] [stderr]     |                                                                   ^ help: remove this semicolon
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[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] running `Command { std: "docker" "inspect" "2ee474188c0266eb3edf7742e91694f23e88d313ef1010bb50d708d4d668556b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ee474188c0266eb3edf7742e91694f23e88d313ef1010bb50d708d4d668556b", kill_on_drop: false }`
[INFO] [stdout] 2ee474188c0266eb3edf7742e91694f23e88d313ef1010bb50d708d4d668556b
