[INFO] crate thread-pool 0.1.1 is already in cache [INFO] testing thread-pool-0.1.1 against beta-2020-07-24 for beta-1.46-1 [INFO] extracting crate thread-pool 0.1.1 into /workspace/builds/worker-10/source [INFO] validating manifest of crates.io crate thread-pool 0.1.1 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 thread-pool 0.1.1 [INFO] finished tweaking crates.io crate thread-pool 0.1.1 [INFO] tweaked toml for crates.io crate thread-pool 0.1.1 written to /workspace/builds/worker-10/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-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 79226c7b2e7e2f810a4c8b576d634ebed15cd29eb51fbd45a7cbe90497194995 [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" "79226c7b2e7e2f810a4c8b576d634ebed15cd29eb51fbd45a7cbe90497194995", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "79226c7b2e7e2f810a4c8b576d634ebed15cd29eb51fbd45a7cbe90497194995", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "79226c7b2e7e2f810a4c8b576d634ebed15cd29eb51fbd45a7cbe90497194995", kill_on_drop: false }` [INFO] [stdout] 79226c7b2e7e2f810a4c8b576d634ebed15cd29eb51fbd45a7cbe90497194995 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 6b7a49b6bd22f045b1796fe22aac4b80e379df1adc6103f2ca8dae97f8fd755a [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" "6b7a49b6bd22f045b1796fe22aac4b80e379df1adc6103f2ca8dae97f8fd755a", kill_on_drop: false }` [INFO] [stderr] Compiling two-lock-queue v0.1.1 [INFO] [stderr] Compiling thread-pool v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/task.rs:32:19 [INFO] [stdout] | [INFO] [stdout] 32 | impl Task for Box { [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn TaskBox` [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:23:9 [INFO] [stdout] | [INFO] [stdout] 23 | #![deny(warnings, missing_docs, missing_debug_implementations)] [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/thread_pool.rs:41:29 [INFO] [stdout] | [INFO] [stdout] 41 | after_start: Option>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() + Send + Sync` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/thread_pool.rs:42:29 [INFO] [stdout] | [INFO] [stdout] 42 | before_stop: Option>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() + Send + Sync` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/thread_pool.rs:494:17 [INFO] [stdout] | [INFO] [stdout] 494 | impl Sender> { [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn TaskBox` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/thread_pool.rs:499:67 [INFO] [stdout] | [INFO] [stdout] 499 | pub fn send_fn(&self, task: F) -> Result<(), SendError>> [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn TaskBox` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/thread_pool.rs:502:23 [INFO] [stdout] | [INFO] [stdout] 502 | let task: Box = Box::new(task); [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn TaskBox` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/thread_pool.rs:509:44 [INFO] [stdout] | [INFO] [stdout] 509 | -> Result<(), SendTimeoutError>> [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn TaskBox` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/thread_pool.rs:512:23 [INFO] [stdout] | [INFO] [stdout] 512 | let task: Box = Box::new(task); [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn TaskBox` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/thread_pool.rs:519:40 [INFO] [stdout] | [INFO] [stdout] 519 | -> Result<(), TrySendError>> [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn TaskBox` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/thread_pool.rs:522:23 [INFO] [stdout] | [INFO] [stdout] 522 | let task: Box = Box::new(task); [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn TaskBox` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.64s [INFO] running `Command { std: "docker" "inspect" "6b7a49b6bd22f045b1796fe22aac4b80e379df1adc6103f2ca8dae97f8fd755a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6b7a49b6bd22f045b1796fe22aac4b80e379df1adc6103f2ca8dae97f8fd755a", kill_on_drop: false }` [INFO] [stdout] 6b7a49b6bd22f045b1796fe22aac4b80e379df1adc6103f2ca8dae97f8fd755a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 41f4f89c9dc47bd001da51464f39ba112a7e9febd263869f5624a03e35a95dc9 [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" "41f4f89c9dc47bd001da51464f39ba112a7e9febd263869f5624a03e35a95dc9", kill_on_drop: false }` [INFO] [stderr] Compiling thread-pool v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/task.rs:32:19 [INFO] [stdout] | [INFO] [stdout] 32 | impl Task for Box { [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn TaskBox` [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:23:9 [INFO] [stdout] | [INFO] [stdout] 23 | #![deny(warnings, missing_docs, missing_debug_implementations)] [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/thread_pool.rs:41:29 [INFO] [stdout] | [INFO] [stdout] 41 | after_start: Option>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() + Send + Sync` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/thread_pool.rs:42:29 [INFO] [stdout] | [INFO] [stdout] 42 | before_stop: Option>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() + Send + Sync` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/thread_pool.rs:494:17 [INFO] [stdout] | [INFO] [stdout] 494 | impl Sender> { [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn TaskBox` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/thread_pool.rs:499:67 [INFO] [stdout] | [INFO] [stdout] 499 | pub fn send_fn(&self, task: F) -> Result<(), SendError>> [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn TaskBox` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/thread_pool.rs:502:23 [INFO] [stdout] | [INFO] [stdout] 502 | let task: Box = Box::new(task); [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn TaskBox` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/thread_pool.rs:509:44 [INFO] [stdout] | [INFO] [stdout] 509 | -> Result<(), SendTimeoutError>> [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn TaskBox` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/thread_pool.rs:512:23 [INFO] [stdout] | [INFO] [stdout] 512 | let task: Box = Box::new(task); [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn TaskBox` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/thread_pool.rs:519:40 [INFO] [stdout] | [INFO] [stdout] 519 | -> Result<(), TrySendError>> [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn TaskBox` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/thread_pool.rs:522:23 [INFO] [stdout] | [INFO] [stdout] 522 | let task: Box = Box::new(task); [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn TaskBox` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/task.rs:32:19 [INFO] [stdout] | [INFO] [stdout] 32 | impl Task for Box { [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn TaskBox` [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:23:9 [INFO] [stdout] | [INFO] [stdout] 23 | #![deny(warnings, missing_docs, missing_debug_implementations)] [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/thread_pool.rs:41:29 [INFO] [stdout] | [INFO] [stdout] 41 | after_start: Option>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() + Send + Sync` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/thread_pool.rs:42:29 [INFO] [stdout] | [INFO] [stdout] 42 | before_stop: Option>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() + Send + Sync` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/thread_pool.rs:494:17 [INFO] [stdout] | [INFO] [stdout] 494 | impl Sender> { [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn TaskBox` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/thread_pool.rs:499:67 [INFO] [stdout] | [INFO] [stdout] 499 | pub fn send_fn(&self, task: F) -> Result<(), SendError>> [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn TaskBox` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/thread_pool.rs:502:23 [INFO] [stdout] | [INFO] [stdout] 502 | let task: Box = Box::new(task); [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn TaskBox` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/thread_pool.rs:509:44 [INFO] [stdout] | [INFO] [stdout] 509 | -> Result<(), SendTimeoutError>> [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn TaskBox` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/thread_pool.rs:512:23 [INFO] [stdout] | [INFO] [stdout] 512 | let task: Box = Box::new(task); [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn TaskBox` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/thread_pool.rs:519:40 [INFO] [stdout] | [INFO] [stdout] 519 | -> Result<(), TrySendError>> [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn TaskBox` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/thread_pool.rs:522:23 [INFO] [stdout] | [INFO] [stdout] 522 | let task: Box = Box::new(task); [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn TaskBox` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> tests/test_thread_pool.rs:56:38 [INFO] [stdout] | [INFO] [stdout] 56 | format!("{:?}", ThreadPool::>::fixed_size(1)); [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn TaskBox` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> tests/test_thread_pool.rs:83:22 [INFO] [stdout] | [INFO] [stdout] 83 | ThreadPool::>::fixed_size(num_cpus::get() + 1); [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn TaskBox` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'std::sync::atomic::ATOMIC_USIZE_INIT': the `new` function is now preferred [INFO] [stdout] --> tests/test_thread_pool.rs:312:9 [INFO] [stdout] | [INFO] [stdout] 312 | use std::sync::atomic::ATOMIC_USIZE_INIT; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'std::sync::atomic::ATOMIC_USIZE_INIT': the `new` function is now preferred [INFO] [stdout] --> tests/test_thread_pool.rs:314:38 [INFO] [stdout] | [INFO] [stdout] 314 | static NUM_STARTS: AtomicUsize = ATOMIC_USIZE_INIT; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `AtomicUsize::new(0)` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'std::sync::atomic::ATOMIC_USIZE_INIT': the `new` function is now preferred [INFO] [stdout] --> tests/test_thread_pool.rs:315:37 [INFO] [stdout] | [INFO] [stdout] 315 | static NUM_STOPS: AtomicUsize = ATOMIC_USIZE_INIT; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `AtomicUsize::new(0)` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.78s [INFO] running `Command { std: "docker" "inspect" "41f4f89c9dc47bd001da51464f39ba112a7e9febd263869f5624a03e35a95dc9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "41f4f89c9dc47bd001da51464f39ba112a7e9febd263869f5624a03e35a95dc9", kill_on_drop: false }` [INFO] [stdout] 41f4f89c9dc47bd001da51464f39ba112a7e9febd263869f5624a03e35a95dc9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] d40267c5c3de9101756c954efbbbfc7260154eb41198228797cb1b738c86e65f [INFO] running `Command { std: "docker" "start" "-a" "d40267c5c3de9101756c954efbbbfc7260154eb41198228797cb1b738c86e65f", kill_on_drop: false }` [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/task.rs:32:19 [INFO] [stderr] | [INFO] [stderr] 32 | impl Task for Box { [INFO] [stderr] | ^^^^^^^ help: use `dyn`: `dyn TaskBox` [INFO] [stderr] | [INFO] [stderr] note: the lint level is defined here [INFO] [stderr] --> src/lib.rs:23:9 [INFO] [stderr] | [INFO] [stderr] 23 | #![deny(warnings, missing_docs, missing_debug_implementations)] [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/thread_pool.rs:41:29 [INFO] [stderr] | [INFO] [stderr] 41 | after_start: Option>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() + Send + Sync` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/thread_pool.rs:42:29 [INFO] [stderr] | [INFO] [stderr] 42 | before_stop: Option>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() + Send + Sync` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/thread_pool.rs:494:17 [INFO] [stderr] | [INFO] [stderr] 494 | impl Sender> { [INFO] [stderr] | ^^^^^^^ help: use `dyn`: `dyn TaskBox` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/thread_pool.rs:499:67 [INFO] [stderr] | [INFO] [stderr] 499 | pub fn send_fn(&self, task: F) -> Result<(), SendError>> [INFO] [stderr] | ^^^^^^^ help: use `dyn`: `dyn TaskBox` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/thread_pool.rs:502:23 [INFO] [stderr] | [INFO] [stderr] 502 | let task: Box = Box::new(task); [INFO] [stderr] | ^^^^^^^ help: use `dyn`: `dyn TaskBox` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/thread_pool.rs:509:44 [INFO] [stderr] | [INFO] [stderr] 509 | -> Result<(), SendTimeoutError>> [INFO] [stderr] | ^^^^^^^ help: use `dyn`: `dyn TaskBox` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/thread_pool.rs:512:23 [INFO] [stderr] | [INFO] [stderr] 512 | let task: Box = Box::new(task); [INFO] [stderr] | ^^^^^^^ help: use `dyn`: `dyn TaskBox` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/thread_pool.rs:519:40 [INFO] [stderr] | [INFO] [stderr] 519 | -> Result<(), TrySendError>> [INFO] [stderr] | ^^^^^^^ help: use `dyn`: `dyn TaskBox` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/thread_pool.rs:522:23 [INFO] [stderr] | [INFO] [stderr] 522 | let task: Box = Box::new(task); [INFO] [stderr] | ^^^^^^^ help: use `dyn`: `dyn TaskBox` [INFO] [stderr] [INFO] [stderr] warning: 10 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/task.rs:32:19 [INFO] [stderr] | [INFO] [stderr] 32 | impl Task for Box { [INFO] [stderr] | ^^^^^^^ help: use `dyn`: `dyn TaskBox` [INFO] [stderr] | [INFO] [stderr] note: the lint level is defined here [INFO] [stderr] --> src/lib.rs:23:9 [INFO] [stderr] | [INFO] [stderr] 23 | #![deny(warnings, missing_docs, missing_debug_implementations)] [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/thread_pool.rs:41:29 [INFO] [stderr] | [INFO] [stderr] 41 | after_start: Option>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() + Send + Sync` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> tests/test_thread_pool.rs:56:38 [INFO] [stderr] | [INFO] [stderr] 56 | format!("{:?}", ThreadPool::>::fixed_size(1)); [INFO] [stderr] | ^^^^^^^ help: use `dyn`: `dyn TaskBox` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/thread_pool.rs:42:29 [INFO] [stderr] | [INFO] [stderr] 42 | before_stop: Option>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() + Send + Sync` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/thread_pool.rs:494:17 [INFO] [stderr] | [INFO] [stderr] 494 | impl Sender> { [INFO] [stderr] | ^^^^^^^ help: use `dyn`: `dyn TaskBox` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> tests/test_thread_pool.rs:83:22 [INFO] [stderr] | [INFO] [stderr] 83 | ThreadPool::>::fixed_size(num_cpus::get() + 1); [INFO] [stderr] | ^^^^^^^ help: use `dyn`: `dyn TaskBox` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/thread_pool.rs:499:67 [INFO] [stderr] | [INFO] [stderr] 499 | pub fn send_fn(&self, task: F) -> Result<(), SendError>> [INFO] [stderr] | ^^^^^^^ help: use `dyn`: `dyn TaskBox` [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::sync::atomic::ATOMIC_USIZE_INIT': the `new` function is now preferred [INFO] [stderr] --> tests/test_thread_pool.rs:312:9 [INFO] [stderr] | [INFO] [stderr] 312 | use std::sync::atomic::ATOMIC_USIZE_INIT; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/thread_pool.rs:502:23 [INFO] [stderr] | [INFO] [stderr] 502 | let task: Box = Box::new(task); [INFO] [stderr] | ^^^^^^^ help: use `dyn`: `dyn TaskBox` [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::sync::atomic::ATOMIC_USIZE_INIT': the `new` function is now preferred [INFO] [stderr] --> tests/test_thread_pool.rs:314:38 [INFO] [stderr] | [INFO] [stderr] 314 | static NUM_STARTS: AtomicUsize = ATOMIC_USIZE_INIT; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `AtomicUsize::new(0)` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/thread_pool.rs:509:44 [INFO] [stderr] | [INFO] [stderr] 509 | -> Result<(), SendTimeoutError>> [INFO] [stderr] | ^^^^^^^ help: use `dyn`: `dyn TaskBox` [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::sync::atomic::ATOMIC_USIZE_INIT': the `new` function is now preferred [INFO] [stderr] --> tests/test_thread_pool.rs:315:37 [INFO] [stderr] | [INFO] [stderr] 315 | static NUM_STOPS: AtomicUsize = ATOMIC_USIZE_INIT; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `AtomicUsize::new(0)` [INFO] [stderr] [INFO] [stderr] warning: 5 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/thread_pool.rs:512:23 [INFO] [stderr] | [INFO] [stderr] 512 | let task: Box = Box::new(task); [INFO] [stderr] | ^^^^^^^ help: use `dyn`: `dyn TaskBox` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/thread_pool.rs:519:40 [INFO] [stderr] | [INFO] [stderr] 519 | -> Result<(), TrySendError>> [INFO] [stderr] | ^^^^^^^ help: use `dyn`: `dyn TaskBox` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/thread_pool.rs:522:23 [INFO] [stderr] | [INFO] [stderr] 522 | let task: Box = Box::new(task); [INFO] [stderr] | ^^^^^^^ help: use `dyn`: `dyn TaskBox` [INFO] [stderr] [INFO] [stderr] warning: 10 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/thread_pool-7699b870d66fdb65 [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] [stderr] Running /opt/rustwide/target/debug/deps/test_thread_pool-781f7dbc78e288c1 [INFO] [stdout] [INFO] [stdout] running 15 tests [INFO] [stdout] test debug ... ok [INFO] [stdout] test clone ... ok [INFO] [stdout] test type_bounds ... ok [INFO] [stdout] test thread_pool_shutdown_by_calling_fn ... ok [INFO] [stdout] test one_thread_basic ... ok [INFO] [stdout] test num_cpus_plus_1 ... ok [INFO] [stdout] test thread_pool_shutdown_by_dropping_sender ... ok [INFO] [stdout] test grow_pool ... ok [INFO] [stderr] thread '' panicked at 'explicit panic', tests/test_thread_pool.rs:296:13 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55c735cffc65 - backtrace::backtrace::libunwind::trace::h5e2646fa3eddf2ea [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stderr] 1: 0x55c735cffc65 - backtrace::backtrace::trace_unsynchronized::hb95dd7f77ce47877 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55c735cffc65 - std::sys_common::backtrace::_print_fmt::h5e71b67af43fd70d [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stderr] 3: 0x55c735cffc65 - ::fmt::hdb4a83d2b61107e5 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] 4: 0x55c735d2790c - core::fmt::write::ha20e7262fa3e8a7a [INFO] [stdout] test panic_in_task ... ok [INFO] [stderr] at src/libcore/fmt/mod.rs:1076 [INFO] [stderr] 5: 0x55c735cfc1e2 - std::io::Write::write_fmt::h1aebfe8a5a79e36d [INFO] [stderr] at src/libstd/io/mod.rs:1537 [INFO] [stderr] 6: 0x55c735d023d0 - std::sys_common::backtrace::_print::h9c07314cc66ba539 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x55c735d023d0 - std::sys_common::backtrace::print::hd1fd65f49a2d8544 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x55c735d023d0 - std::panicking::default_hook::{{closure}}::h222da46485ab36fc [INFO] [stderr] at src/libstd/panicking.rs:198 [INFO] [stderr] 9: 0x55c735d0211c - std::panicking::default_hook::hc5868949d129ed00 [INFO] [stderr] at src/libstd/panicking.rs:217 [INFO] [stderr] 10: 0x55c735d02a13 - std::panicking::rust_panic_with_hook::h26a6ab8b0993c0c8 [INFO] [stderr] at src/libstd/panicking.rs:526 [INFO] [stderr] 11: 0x55c735ce41c9 - std::panicking::begin_panic::h9babf70e1055f830 [INFO] [stderr] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/panicking.rs:456 [INFO] [stderr] 12: 0x55c735ca1ccf - test_thread_pool::panic_in_task::{{closure}}::hd5a714661ab1ed48 [INFO] [stderr] at tests/test_thread_pool.rs:296 [INFO] [stderr] 13: 0x55c735c9cdb3 - ::run::h1c539e5661d851b2 [INFO] [stderr] at /opt/rustwide/workdir/src/task.rs:22 [INFO] [stderr] 14: 0x55c735c9d038 - ::run_box::hb86bece1ceba0f27 [INFO] [stderr] at /opt/rustwide/workdir/src/task.rs:28 [INFO] [stderr] 15: 0x55c735ce19e1 - as thread_pool::task::Task>::run::h499ecb3985746e06 [INFO] [stderr] at src/task.rs:34 [INFO] [stderr] 16: 0x55c735c3ecc4 - thread_pool::thread_pool::Worker::run::{{closure}}::ha7c42d8a7b9e26be [INFO] [stderr] at /opt/rustwide/workdir/src/thread_pool.rs:626 [INFO] [stderr] 17: 0x55c735c5f8b3 - as core::ops::function::FnOnce<()>>::call_once::h9c509342a7f7c6aa [INFO] [stderr] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/panic.rs:318 [INFO] [stderr] 18: 0x55c735c9501b - std::panicking::try::do_call::h9a820bb8216e0772 [INFO] [stderr] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/panicking.rs:348 [INFO] [stderr] 19: 0x55c735c95f0d - __rust_try [INFO] [stderr] 20: 0x55c735c93df0 - std::panicking::try::h1f91d39d125ea2da [INFO] [stderr] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/panicking.rs:325 [INFO] [stderr] 21: 0x55c735c61853 - std::panic::catch_unwind::h69b1a4ed981dc4b1 [INFO] [stderr] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/panic.rs:394 [INFO] [stderr] 22: 0x55c735c3e30c - thread_pool::thread_pool::Worker::run::h3bd06b217468d535 [INFO] [stderr] at /opt/rustwide/workdir/src/thread_pool.rs:626 [INFO] [stderr] 23: 0x55c735c41818 - thread_pool::thread_pool::Worker::spawn::{{closure}}::h4696953f58ed4b43 [INFO] [stderr] at /opt/rustwide/workdir/src/thread_pool.rs:614 [INFO] [stderr] 24: 0x55c735c96101 - std::sys_common::backtrace::__rust_begin_short_backtrace::he103ff3f1b5e3f89 [INFO] [stderr] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/sys_common/backtrace.rs:130 [INFO] [stderr] 25: 0x55c735c9a451 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h72d8d7e63130b469 [INFO] [stderr] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/thread/mod.rs:475 [INFO] [stderr] 26: 0x55c735c5f921 - as core::ops::function::FnOnce<()>>::call_once::ha366a0d62271d936 [INFO] [stderr] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/panic.rs:318 [INFO] [stderr] 27: 0x55c735c94d1a - std::panicking::try::do_call::h3c50f99bf39bdca0 [INFO] [stderr] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/panicking.rs:348 [INFO] [stderr] 28: 0x55c735c95f0d - __rust_try [INFO] [stderr] 29: 0x55c735c94a23 - std::panicking::try::hfc6c5459fb3789b8 [INFO] [stderr] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/panicking.rs:325 [INFO] [stderr] 30: 0x55c735c61821 - std::panic::catch_unwind::h502a1cb7ac9ca739 [INFO] [stderr] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/panic.rs:394 [INFO] [stderr] 31: 0x55c735c98d9d - std::thread::Builder::spawn_unchecked::{{closure}}::h0466f374a2a0d4cb [INFO] [stderr] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/thread/mod.rs:474 [INFO] [stderr] 32: 0x55c735c61d0e - core::ops::function::FnOnce::call_once{{vtable.shim}}::heb6ac7ab2cd6d6f2 [INFO] [stderr] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libcore/ops/function.rs:233 [INFO] [stderr] 33: 0x55c735d08c0a - as core::ops::function::FnOnce>::call_once::h61c24496ae624ac5 [INFO] [stderr] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/liballoc/boxed.rs:1081 [INFO] [stderr] 34: 0x55c735d08c0a - as core::ops::function::FnOnce>::call_once::h89548957afa14049 [INFO] [stderr] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/liballoc/boxed.rs:1081 [INFO] [stderr] 35: 0x55c735d08c0a - std::sys::unix::thread::Thread::new::thread_start::h73903fbbff5b990e [INFO] [stderr] at src/libstd/sys/unix/thread.rs:87 [INFO] [stderr] 36: 0x7fb6af90d609 - start_thread [INFO] [stderr] 37: 0x7fb6af819103 - __clone [INFO] [stderr] 38: 0x0 - [INFO] [stdout] test shrink_stretch_pool ... ok [INFO] [stdout] test thread_pool_shutdown_now ... ok [INFO] [stdout] test shrink_core_pool ... ok [INFO] [stdout] boop [INFO] [stdout] test two_thread_basic ... ok [INFO] [stdout] test lifecycle_test ... ok [INFO] [stdout] test two_threads_task_queue_up ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Doc-tests thread-pool [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" "d40267c5c3de9101756c954efbbbfc7260154eb41198228797cb1b738c86e65f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d40267c5c3de9101756c954efbbbfc7260154eb41198228797cb1b738c86e65f", kill_on_drop: false }` [INFO] [stdout] d40267c5c3de9101756c954efbbbfc7260154eb41198228797cb1b738c86e65f