[INFO] crate syncbox 0.2.4 is already in cache [INFO] testing syncbox-0.2.4 against beta-2020-07-24 for beta-1.46-1 [INFO] extracting crate syncbox 0.2.4 into /workspace/builds/worker-9/source [INFO] validating manifest of crates.io crate syncbox 0.2.4 on toolchain beta-2020-07-24 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate syncbox 0.2.4 [INFO] removed 1 missing tests [INFO] finished tweaking crates.io crate syncbox 0.2.4 [INFO] tweaked toml for crates.io crate syncbox 0.2.4 written to /workspace/builds/worker-9/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e875f19449bad542d7758e0035d23e2db3fe134bda2c0df06cf00c0f291d3863 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "e875f19449bad542d7758e0035d23e2db3fe134bda2c0df06cf00c0f291d3863", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e875f19449bad542d7758e0035d23e2db3fe134bda2c0df06cf00c0f291d3863", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e875f19449bad542d7758e0035d23e2db3fe134bda2c0df06cf00c0f291d3863", kill_on_drop: false }` [INFO] [stdout] e875f19449bad542d7758e0035d23e2db3fe134bda2c0df06cf00c0f291d3863 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 71f7663b2c5c00f4e952ee21978bfd038a7c3f66deb2e59e02486ec0848ba886 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "71f7663b2c5c00f4e952ee21978bfd038a7c3f66deb2e59e02486ec0848ba886", kill_on_drop: false }` [INFO] [stderr] Compiling syncbox v0.2.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/thread_pool.rs:121:17 [INFO] [stdout] | [INFO] [stdout] 121 | Delayed(Box, Duration), [INFO] [stdout] | ^^^^^^^^^ help: use `dyn`: `dyn BoxedTask` [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:4:9 [INFO] [stdout] | [INFO] [stdout] 4 | #![deny(warnings)] [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` implied by `#[warn(warnings)]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/run.rs:22:19 [INFO] [stdout] | [INFO] [stdout] 22 | impl Task for Box{ [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn TaskBox` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'std::sync::Condvar::wait_timeout_ms': replaced by `std::sync::Condvar::wait_timeout` [INFO] [stdout] --> src/delay_queue.rs:99:40 [INFO] [stdout] | [INFO] [stdout] 99 | queue = self.inner.condvar.wait_timeout_ms(queue, timeout).unwrap().0; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:4:9 [INFO] [stdout] | [INFO] [stdout] 4 | #![deny(warnings)] [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] = note: `#[warn(deprecated)]` implied by `#[warn(warnings)]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'std::sync::Condvar::wait_timeout_ms': replaced by `std::sync::Condvar::wait_timeout` [INFO] [stdout] --> src/delay_queue.rs:184:40 [INFO] [stdout] | [INFO] [stdout] 184 | self.inner.condvar.wait_timeout_ms(queue, timeout).unwrap().0 [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'std::sync::Condvar::wait_timeout_ms': replaced by `std::sync::Condvar::wait_timeout` [INFO] [stdout] --> src/linked_queue.rs:188:38 [INFO] [stdout] | [INFO] [stdout] 188 | last = self.not_full.wait_timeout_ms(last, dur) [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'std::sync::Condvar::wait_timeout_ms': replaced by `std::sync::Condvar::wait_timeout` [INFO] [stdout] --> src/linked_queue.rs:251:39 [INFO] [stdout] | [INFO] [stdout] 251 | head = self.not_empty.wait_timeout_ms(head, dur) [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Queue` [INFO] [stdout] --> src/thread_pool.rs:1:19 [INFO] [stdout] | [INFO] [stdout] 1 | use {LinkedQueue, Queue, SyncQueue, Run, Task, Delayed, DelayQueue}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:4:9 [INFO] [stdout] | [INFO] [stdout] 4 | #![deny(warnings)] [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] = note: `#[warn(unused_imports)]` implied by `#[warn(warnings)]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/linked_queue.rs:315:21 [INFO] [stdout] | [INFO] [stdout] 315 | fn dequeue(mut head: &mut MutexGuard>) -> T { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:4:9 [INFO] [stdout] | [INFO] [stdout] 4 | #![deny(warnings)] [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] = note: `#[warn(unused_mut)]` implied by `#[warn(warnings)]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/linked_queue.rs:323:36 [INFO] [stdout] | [INFO] [stdout] 323 | fn enqueue(node: Node, mut last: &mut MutexGuard>) { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.98s [INFO] running `Command { std: "docker" "inspect" "71f7663b2c5c00f4e952ee21978bfd038a7c3f66deb2e59e02486ec0848ba886", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "71f7663b2c5c00f4e952ee21978bfd038a7c3f66deb2e59e02486ec0848ba886", kill_on_drop: false }` [INFO] [stdout] 71f7663b2c5c00f4e952ee21978bfd038a7c3f66deb2e59e02486ec0848ba886 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7b26c98b2f48860d9550237cf3c9219a3f83849664da9d7e35c32efb6a0e8a99 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "7b26c98b2f48860d9550237cf3c9219a3f83849664da9d7e35c32efb6a0e8a99", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/thread_pool.rs:121:17 [INFO] [stdout] | [INFO] [stdout] 121 | Delayed(Box, Duration), [INFO] [stdout] | ^^^^^^^^^ help: use `dyn`: `dyn BoxedTask` [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:4:9 [INFO] [stdout] | [INFO] [stdout] 4 | #![deny(warnings)] [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` implied by `#[warn(warnings)]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/run.rs:22:19 [INFO] [stdout] | [INFO] [stdout] 22 | impl Task for Box{ [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn TaskBox` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'std::sync::Condvar::wait_timeout_ms': replaced by `std::sync::Condvar::wait_timeout` [INFO] [stdout] --> src/delay_queue.rs:99:40 [INFO] [stdout] | [INFO] [stdout] 99 | queue = self.inner.condvar.wait_timeout_ms(queue, timeout).unwrap().0; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:4:9 [INFO] [stdout] | [INFO] [stdout] 4 | #![deny(warnings)] [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] = note: `#[warn(deprecated)]` implied by `#[warn(warnings)]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'std::sync::Condvar::wait_timeout_ms': replaced by `std::sync::Condvar::wait_timeout` [INFO] [stdout] --> src/delay_queue.rs:184:40 [INFO] [stdout] | [INFO] [stdout] 184 | self.inner.condvar.wait_timeout_ms(queue, timeout).unwrap().0 [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'std::sync::Condvar::wait_timeout_ms': replaced by `std::sync::Condvar::wait_timeout` [INFO] [stdout] --> src/linked_queue.rs:188:38 [INFO] [stdout] | [INFO] [stdout] 188 | last = self.not_full.wait_timeout_ms(last, dur) [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'std::sync::Condvar::wait_timeout_ms': replaced by `std::sync::Condvar::wait_timeout` [INFO] [stdout] --> src/linked_queue.rs:251:39 [INFO] [stdout] | [INFO] [stdout] 251 | head = self.not_empty.wait_timeout_ms(head, dur) [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Queue` [INFO] [stdout] --> src/thread_pool.rs:1:19 [INFO] [stdout] | [INFO] [stdout] 1 | use {LinkedQueue, Queue, SyncQueue, Run, Task, Delayed, DelayQueue}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:4:9 [INFO] [stdout] | [INFO] [stdout] 4 | #![deny(warnings)] [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] = note: `#[warn(unused_imports)]` implied by `#[warn(warnings)]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/linked_queue.rs:315:21 [INFO] [stdout] | [INFO] [stdout] 315 | fn dequeue(mut head: &mut MutexGuard>) -> T { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:4:9 [INFO] [stdout] | [INFO] [stdout] 4 | #![deny(warnings)] [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] = note: `#[warn(unused_mut)]` implied by `#[warn(warnings)]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/linked_queue.rs:323:36 [INFO] [stdout] | [INFO] [stdout] 323 | fn enqueue(node: Node, mut last: &mut MutexGuard>) { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling syncbox v0.2.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression [INFO] [stdout] --> src/array_queue.rs:178:18 [INFO] [stdout] | [INFO] [stdout] 178 | for _ in (0..nthreads) { [INFO] [stdout] | ^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:4:9 [INFO] [stdout] | [INFO] [stdout] 4 | #![deny(warnings)] [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] = note: `#[warn(unused_parens)]` implied by `#[warn(warnings)]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression [INFO] [stdout] --> src/array_queue.rs:183:26 [INFO] [stdout] | [INFO] [stdout] 183 | for i in (0..nmsgs) { [INFO] [stdout] | ^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression [INFO] [stdout] --> src/array_queue.rs:191:18 [INFO] [stdout] | [INFO] [stdout] 191 | for _ in (0..nthreads) { [INFO] [stdout] | ^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression [INFO] [stdout] --> src/array_queue.rs:214:18 [INFO] [stdout] | [INFO] [stdout] 214 | for _ in (0..nthreads) { [INFO] [stdout] | ^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/thread_pool.rs:121:17 [INFO] [stdout] | [INFO] [stdout] 121 | Delayed(Box, Duration), [INFO] [stdout] | ^^^^^^^^^ help: use `dyn`: `dyn BoxedTask` [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:4:9 [INFO] [stdout] | [INFO] [stdout] 4 | #![deny(warnings)] [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` implied by `#[warn(warnings)]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/run.rs:22:19 [INFO] [stdout] | [INFO] [stdout] 22 | impl Task for Box{ [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn TaskBox` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'std::sync::Condvar::wait_timeout_ms': replaced by `std::sync::Condvar::wait_timeout` [INFO] [stdout] --> src/delay_queue.rs:99:40 [INFO] [stdout] | [INFO] [stdout] 99 | queue = self.inner.condvar.wait_timeout_ms(queue, timeout).unwrap().0; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:4:9 [INFO] [stdout] | [INFO] [stdout] 4 | #![deny(warnings)] [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] = note: `#[warn(deprecated)]` implied by `#[warn(warnings)]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'std::sync::Condvar::wait_timeout_ms': replaced by `std::sync::Condvar::wait_timeout` [INFO] [stdout] --> src/delay_queue.rs:184:40 [INFO] [stdout] | [INFO] [stdout] 184 | self.inner.condvar.wait_timeout_ms(queue, timeout).unwrap().0 [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'std::sync::Condvar::wait_timeout_ms': replaced by `std::sync::Condvar::wait_timeout` [INFO] [stdout] --> src/linked_queue.rs:188:38 [INFO] [stdout] | [INFO] [stdout] 188 | last = self.not_full.wait_timeout_ms(last, dur) [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'std::sync::Condvar::wait_timeout_ms': replaced by `std::sync::Condvar::wait_timeout` [INFO] [stdout] --> src/linked_queue.rs:251:39 [INFO] [stdout] | [INFO] [stdout] 251 | head = self.not_empty.wait_timeout_ms(head, dur) [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Queue` [INFO] [stdout] --> src/thread_pool.rs:1:19 [INFO] [stdout] | [INFO] [stdout] 1 | use {LinkedQueue, Queue, SyncQueue, Run, Task, Delayed, DelayQueue}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:4:9 [INFO] [stdout] | [INFO] [stdout] 4 | #![deny(warnings)] [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] = note: `#[warn(unused_imports)]` implied by `#[warn(warnings)]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/linked_queue.rs:315:21 [INFO] [stdout] | [INFO] [stdout] 315 | fn dequeue(mut head: &mut MutexGuard>) -> T { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:4:9 [INFO] [stdout] | [INFO] [stdout] 4 | #![deny(warnings)] [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] = note: `#[warn(unused_mut)]` implied by `#[warn(warnings)]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/linked_queue.rs:323:36 [INFO] [stdout] | [INFO] [stdout] 323 | fn enqueue(node: Node, mut last: &mut MutexGuard>) { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.26s [INFO] [stdout] warning: 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "7b26c98b2f48860d9550237cf3c9219a3f83849664da9d7e35c32efb6a0e8a99", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7b26c98b2f48860d9550237cf3c9219a3f83849664da9d7e35c32efb6a0e8a99", kill_on_drop: false }` [INFO] [stdout] 7b26c98b2f48860d9550237cf3c9219a3f83849664da9d7e35c32efb6a0e8a99 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 1901e695a344accf2a2d627b13ad21e2bbf3d3e186b6203ff22dc256bfcd9304 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "1901e695a344accf2a2d627b13ad21e2bbf3d3e186b6203ff22dc256bfcd9304", kill_on_drop: false }` [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/thread_pool.rs:121:17 [INFO] [stderr] | [INFO] [stderr] 121 | Delayed(Box, Duration), [INFO] [stderr] | ^^^^^^^^^ help: use `dyn`: `dyn BoxedTask` [INFO] [stderr] | [INFO] [stderr] note: the lint level is defined here [INFO] [stderr] --> src/lib.rs:4:9 [INFO] [stderr] | [INFO] [stderr] 4 | #![deny(warnings)] [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` implied by `#[warn(warnings)]` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/run.rs:22:19 [INFO] [stderr] | [INFO] [stderr] 22 | impl Task for Box{ [INFO] [stderr] | ^^^^^^^ help: use `dyn`: `dyn TaskBox` [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::sync::Condvar::wait_timeout_ms': replaced by `std::sync::Condvar::wait_timeout` [INFO] [stderr] --> src/delay_queue.rs:99:40 [INFO] [stderr] | [INFO] [stderr] 99 | queue = self.inner.condvar.wait_timeout_ms(queue, timeout).unwrap().0; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] note: the lint level is defined here [INFO] [stderr] --> src/lib.rs:4:9 [INFO] [stderr] | [INFO] [stderr] 4 | #![deny(warnings)] [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] = note: `#[warn(deprecated)]` implied by `#[warn(warnings)]` [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::sync::Condvar::wait_timeout_ms': replaced by `std::sync::Condvar::wait_timeout` [INFO] [stderr] --> src/delay_queue.rs:184:40 [INFO] [stderr] | [INFO] [stderr] 184 | self.inner.condvar.wait_timeout_ms(queue, timeout).unwrap().0 [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::sync::Condvar::wait_timeout_ms': replaced by `std::sync::Condvar::wait_timeout` [INFO] [stderr] --> src/linked_queue.rs:188:38 [INFO] [stderr] | [INFO] [stderr] 188 | last = self.not_full.wait_timeout_ms(last, dur) [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::sync::Condvar::wait_timeout_ms': replaced by `std::sync::Condvar::wait_timeout` [INFO] [stderr] --> src/linked_queue.rs:251:39 [INFO] [stderr] | [INFO] [stderr] 251 | head = self.not_empty.wait_timeout_ms(head, dur) [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Queue` [INFO] [stderr] --> src/thread_pool.rs:1:19 [INFO] [stderr] | [INFO] [stderr] 1 | use {LinkedQueue, Queue, SyncQueue, Run, Task, Delayed, DelayQueue}; [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] note: the lint level is defined here [INFO] [stderr] --> src/lib.rs:4:9 [INFO] [stderr] | [INFO] [stderr] 4 | #![deny(warnings)] [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] = note: `#[warn(unused_imports)]` implied by `#[warn(warnings)]` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/linked_queue.rs:315:21 [INFO] [stderr] | [INFO] [stderr] 315 | fn dequeue(mut head: &mut MutexGuard>) -> T { [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] note: the lint level is defined here [INFO] [stderr] --> src/lib.rs:4:9 [INFO] [stderr] | [INFO] [stderr] 4 | #![deny(warnings)] [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] = note: `#[warn(unused_mut)]` implied by `#[warn(warnings)]` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/linked_queue.rs:323:36 [INFO] [stderr] | [INFO] [stderr] 323 | fn enqueue(node: Node, mut last: &mut MutexGuard>) { [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: 9 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `for` iterator expression [INFO] [stderr] --> src/array_queue.rs:178:18 [INFO] [stderr] | [INFO] [stderr] 178 | for _ in (0..nthreads) { [INFO] [stderr] | ^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] note: the lint level is defined here [INFO] [stderr] --> src/lib.rs:4:9 [INFO] [stderr] | [INFO] [stderr] 4 | #![deny(warnings)] [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] = note: `#[warn(unused_parens)]` implied by `#[warn(warnings)]` [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `for` iterator expression [INFO] [stderr] --> src/array_queue.rs:183:26 [INFO] [stderr] | [INFO] [stderr] 183 | for i in (0..nmsgs) { [INFO] [stderr] | ^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `for` iterator expression [INFO] [stderr] --> src/array_queue.rs:191:18 [INFO] [stderr] | [INFO] [stderr] 191 | for _ in (0..nthreads) { [INFO] [stderr] | ^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `for` iterator expression [INFO] [stderr] --> src/array_queue.rs:214:18 [INFO] [stderr] | [INFO] [stderr] 214 | for _ in (0..nthreads) { [INFO] [stderr] | ^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/thread_pool.rs:121:17 [INFO] [stderr] | [INFO] [stderr] 121 | Delayed(Box, Duration), [INFO] [stderr] | ^^^^^^^^^ help: use `dyn`: `dyn BoxedTask` [INFO] [stderr] | [INFO] [stderr] note: the lint level is defined here [INFO] [stderr] --> src/lib.rs:4:9 [INFO] [stderr] | [INFO] [stderr] 4 | #![deny(warnings)] [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` implied by `#[warn(warnings)]` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/run.rs:22:19 [INFO] [stderr] | [INFO] [stderr] 22 | impl Task for Box{ [INFO] [stderr] | ^^^^^^^ help: use `dyn`: `dyn TaskBox` [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::sync::Condvar::wait_timeout_ms': replaced by `std::sync::Condvar::wait_timeout` [INFO] [stderr] --> src/delay_queue.rs:99:40 [INFO] [stderr] | [INFO] [stderr] 99 | queue = self.inner.condvar.wait_timeout_ms(queue, timeout).unwrap().0; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] note: the lint level is defined here [INFO] [stderr] --> src/lib.rs:4:9 [INFO] [stderr] | [INFO] [stderr] 4 | #![deny(warnings)] [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] = note: `#[warn(deprecated)]` implied by `#[warn(warnings)]` [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::sync::Condvar::wait_timeout_ms': replaced by `std::sync::Condvar::wait_timeout` [INFO] [stderr] --> src/delay_queue.rs:184:40 [INFO] [stderr] | [INFO] [stderr] 184 | self.inner.condvar.wait_timeout_ms(queue, timeout).unwrap().0 [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::sync::Condvar::wait_timeout_ms': replaced by `std::sync::Condvar::wait_timeout` [INFO] [stderr] --> src/linked_queue.rs:188:38 [INFO] [stderr] | [INFO] [stderr] 188 | last = self.not_full.wait_timeout_ms(last, dur) [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::sync::Condvar::wait_timeout_ms': replaced by `std::sync::Condvar::wait_timeout` [INFO] [stderr] --> src/linked_queue.rs:251:39 [INFO] [stderr] | [INFO] [stderr] 251 | head = self.not_empty.wait_timeout_ms(head, dur) [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Queue` [INFO] [stderr] --> src/thread_pool.rs:1:19 [INFO] [stderr] | [INFO] [stderr] 1 | use {LinkedQueue, Queue, SyncQueue, Run, Task, Delayed, DelayQueue}; [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] note: the lint level is defined here [INFO] [stderr] --> src/lib.rs:4:9 [INFO] [stderr] | [INFO] [stderr] 4 | #![deny(warnings)] [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] = note: `#[warn(unused_imports)]` implied by `#[warn(warnings)]` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/linked_queue.rs:315:21 [INFO] [stderr] | [INFO] [stderr] 315 | fn dequeue(mut head: &mut MutexGuard>) -> T { [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] note: the lint level is defined here [INFO] [stderr] --> src/lib.rs:4:9 [INFO] [stderr] | [INFO] [stderr] 4 | #![deny(warnings)] [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] = note: `#[warn(unused_mut)]` implied by `#[warn(warnings)]` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/linked_queue.rs:323:36 [INFO] [stderr] | [INFO] [stderr] 323 | fn enqueue(node: Node, mut last: &mut MutexGuard>) { [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: 13 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.18s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/syncbox-fd5b715bf1067a2e [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stderr] Doc-tests syncbox [INFO] [stdout] test array_queue::tests::test ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [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 [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "1901e695a344accf2a2d627b13ad21e2bbf3d3e186b6203ff22dc256bfcd9304", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1901e695a344accf2a2d627b13ad21e2bbf3d3e186b6203ff22dc256bfcd9304", kill_on_drop: false }` [INFO] [stdout] 1901e695a344accf2a2d627b13ad21e2bbf3d3e186b6203ff22dc256bfcd9304