[INFO] fetching crate td_rthreadpool 0.1.2... [INFO] testing td_rthreadpool-0.1.2 against beta-2022-04-10 for beta-1.61-1 [INFO] extracting crate td_rthreadpool 0.1.2 into /workspace/builds/worker-68/source [INFO] validating manifest of crates.io crate td_rthreadpool 0.1.2 on toolchain beta-2022-04-10 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate td_rthreadpool 0.1.2 [INFO] finished tweaking crates.io crate td_rthreadpool 0.1.2 [INFO] tweaked toml for crates.io crate td_rthreadpool 0.1.2 written to /workspace/builds/worker-68/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a3573be46cd575ea5f8e43f1fdafedd089e6ba5f6f1359ae5459c6b506dfb654 [INFO] running `Command { std: "docker" "start" "-a" "a3573be46cd575ea5f8e43f1fdafedd089e6ba5f6f1359ae5459c6b506dfb654", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a3573be46cd575ea5f8e43f1fdafedd089e6ba5f6f1359ae5459c6b506dfb654", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a3573be46cd575ea5f8e43f1fdafedd089e6ba5f6f1359ae5459c6b506dfb654", kill_on_drop: false }` [INFO] [stdout] a3573be46cd575ea5f8e43f1fdafedd089e6ba5f6f1359ae5459c6b506dfb654 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 52fad56bfe8a1fb996e0014c8f7e914c2283c8d50cb29de2ae56f5b621f9fee4 [INFO] running `Command { std: "docker" "start" "-a" "52fad56bfe8a1fb996e0014c8f7e914c2283c8d50cb29de2ae56f5b621f9fee4", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.123 [INFO] [stderr] Compiling td_rthreadpool v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/mutex/remutex.rs:83:16 [INFO] [stdout] | [INFO] [stdout] 83 | Ok(try!(ReentrantMutexGuard::new(&self))) [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/mutex/unix.rs:21:38 [INFO] [stdout] | [INFO] [stdout] 21 | ReentrantMutex { inner: mem::uninitialized() } [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/mutex/unix.rs:25:55 [INFO] [stdout] | [INFO] [stdout] 25 | let mut attr: ffi::pthread_mutexattr_t = mem::uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:23:22 [INFO] [stdout] | [INFO] [stdout] 23 | type Thunk<'a> = Box; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [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 [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 23 - type Thunk<'a> = Box; [INFO] [stdout] 23 + type Thunk<'a> = Box; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/mutex/poison.rs:168:32 [INFO] [stdout] | [INFO] [stdout] 168 | fn cause(&self) -> Option<&Error> { [INFO] [stdout] | ^^^^^ [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 [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 168 - fn cause(&self) -> Option<&Error> { [INFO] [stdout] 168 + fn cause(&self) -> Option<&dyn Error> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/mutex/poison.rs:156:14 [INFO] [stdout] | [INFO] [stdout] 156 | self.description().fmt(f) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/mutex/poison.rs:163:48 [INFO] [stdout] | [INFO] [stdout] 163 | TryLockError::Poisoned(ref p) => p.description(), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.72s [INFO] running `Command { std: "docker" "inspect" "52fad56bfe8a1fb996e0014c8f7e914c2283c8d50cb29de2ae56f5b621f9fee4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "52fad56bfe8a1fb996e0014c8f7e914c2283c8d50cb29de2ae56f5b621f9fee4", kill_on_drop: false }` [INFO] [stdout] 52fad56bfe8a1fb996e0014c8f7e914c2283c8d50cb29de2ae56f5b621f9fee4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a5bf90fb625916e3a5239459ec29ea40b0228221cc4796eaa41bacf84b9cc8ac [INFO] running `Command { std: "docker" "start" "-a" "a5bf90fb625916e3a5239459ec29ea40b0228221cc4796eaa41bacf84b9cc8ac", kill_on_drop: false }` [INFO] [stderr] Compiling td_rthreadpool v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/mutex/remutex.rs:83:16 [INFO] [stdout] | [INFO] [stdout] 83 | Ok(try!(ReentrantMutexGuard::new(&self))) [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/mutex/unix.rs:21:38 [INFO] [stdout] | [INFO] [stdout] 21 | ReentrantMutex { inner: mem::uninitialized() } [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/mutex/unix.rs:25:55 [INFO] [stdout] | [INFO] [stdout] 25 | let mut attr: ffi::pthread_mutexattr_t = mem::uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:23:22 [INFO] [stdout] | [INFO] [stdout] 23 | type Thunk<'a> = Box; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [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 [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 23 - type Thunk<'a> = Box; [INFO] [stdout] 23 + type Thunk<'a> = Box; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/mutex/poison.rs:168:32 [INFO] [stdout] | [INFO] [stdout] 168 | fn cause(&self) -> Option<&Error> { [INFO] [stdout] | ^^^^^ [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 [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 168 - fn cause(&self) -> Option<&Error> { [INFO] [stdout] 168 + fn cause(&self) -> Option<&dyn Error> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/mutex/poison.rs:156:14 [INFO] [stdout] | [INFO] [stdout] 156 | self.description().fmt(f) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/mutex/poison.rs:163:48 [INFO] [stdout] | [INFO] [stdout] 163 | TryLockError::Poisoned(ref p) => p.description(), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `self` [INFO] [stdout] --> tests/test.rs:3:19 [INFO] [stdout] | [INFO] [stdout] 3 | use std::thread::{self, sleep}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/mutex/remutex.rs:83:16 [INFO] [stdout] | [INFO] [stdout] 83 | Ok(try!(ReentrantMutexGuard::new(&self))) [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/mutex/unix.rs:21:38 [INFO] [stdout] | [INFO] [stdout] 21 | ReentrantMutex { inner: mem::uninitialized() } [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/mutex/unix.rs:25:55 [INFO] [stdout] | [INFO] [stdout] 25 | let mut attr: ffi::pthread_mutexattr_t = mem::uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:23:22 [INFO] [stdout] | [INFO] [stdout] 23 | type Thunk<'a> = Box; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [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 [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 23 - type Thunk<'a> = Box; [INFO] [stdout] 23 + type Thunk<'a> = Box; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/mutex/poison.rs:168:32 [INFO] [stdout] | [INFO] [stdout] 168 | fn cause(&self) -> Option<&Error> { [INFO] [stdout] | ^^^^^ [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 [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 168 - fn cause(&self) -> Option<&Error> { [INFO] [stdout] 168 + fn cause(&self) -> Option<&dyn Error> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/mutex/poison.rs:156:14 [INFO] [stdout] | [INFO] [stdout] 156 | self.description().fmt(f) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/mutex/poison.rs:163:48 [INFO] [stdout] | [INFO] [stdout] 163 | TryLockError::Poisoned(ref p) => p.description(), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> tests/test.rs:38:9 [INFO] [stdout] | [INFO] [stdout] 38 | let mut pool = ThreadPool::new(TEST_TASKS); [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: unused arithmetic operation that must be used [INFO] [stdout] --> tests/test.rs:59:13 [INFO] [stdout] | [INFO] [stdout] 59 | 1 + 1; [INFO] [stdout] | ^^^^^ the arithmetic operation produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 59 | let _ = 1 + 1; [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.26s [INFO] [stderr] Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/td_rthreadpool-24e49906b86dfdaa) [INFO] [stderr] Executable tests/test.rs (/opt/rustwide/target/debug/deps/test-5858d6a1a4ad7a63) [INFO] running `Command { std: "docker" "inspect" "a5bf90fb625916e3a5239459ec29ea40b0228221cc4796eaa41bacf84b9cc8ac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a5bf90fb625916e3a5239459ec29ea40b0228221cc4796eaa41bacf84b9cc8ac", kill_on_drop: false }` [INFO] [stdout] a5bf90fb625916e3a5239459ec29ea40b0228221cc4796eaa41bacf84b9cc8ac [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] e74ae0b4de47db2193e60d403ed16d96c37a7da1af05de1a9aa873c53cbc5af1 [INFO] running `Command { std: "docker" "start" "-a" "e74ae0b4de47db2193e60d403ed16d96c37a7da1af05de1a9aa873c53cbc5af1", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/mutex/remutex.rs:83:16 [INFO] [stderr] | [INFO] [stderr] 83 | Ok(try!(ReentrantMutexGuard::new(&self))) [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stderr] --> src/mutex/unix.rs:21:38 [INFO] [stderr] | [INFO] [stderr] 21 | ReentrantMutex { inner: mem::uninitialized() } [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stderr] --> src/mutex/unix.rs:25:55 [INFO] [stderr] | [INFO] [stderr] 25 | let mut attr: ffi::pthread_mutexattr_t = mem::uninitialized(); [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:23:22 [INFO] [stderr] | [INFO] [stderr] 23 | type Thunk<'a> = Box; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [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 [INFO] [stderr] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 23 - type Thunk<'a> = Box; [INFO] [stderr] 23 + type Thunk<'a> = Box; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/mutex/poison.rs:168:32 [INFO] [stderr] | [INFO] [stderr] 168 | fn cause(&self) -> Option<&Error> { [INFO] [stderr] | ^^^^^ [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 [INFO] [stderr] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 168 - fn cause(&self) -> Option<&Error> { [INFO] [stderr] 168 + fn cause(&self) -> Option<&dyn Error> { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stderr] --> src/mutex/poison.rs:156:14 [INFO] [stderr] | [INFO] [stderr] 156 | self.description().fmt(f) [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stderr] --> src/mutex/poison.rs:163:48 [INFO] [stderr] | [INFO] [stderr] 163 | TryLockError::Poisoned(ref p) => p.description(), [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `td_rthreadpool` (lib) generated 7 warnings [INFO] [stderr] warning: unused import: `self` [INFO] [stderr] --> tests/test.rs:3:19 [INFO] [stderr] | [INFO] [stderr] 3 | use std::thread::{self, sleep}; [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> tests/test.rs:38:9 [INFO] [stderr] | [INFO] [stderr] 38 | let mut pool = ThreadPool::new(TEST_TASKS); [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: unused arithmetic operation that must be used [INFO] [stderr] --> tests/test.rs:59:13 [INFO] [stderr] | [INFO] [stderr] 59 | 1 + 1; [INFO] [stderr] | ^^^^^ the arithmetic operation produces a value [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 59 | let _ = 1 + 1; [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: `td_rthreadpool` (lib test) generated 7 warnings (7 duplicates) [INFO] [stderr] warning: `td_rthreadpool` (test "test") generated 3 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.37s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/td_rthreadpool-24e49906b86dfdaa) [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test mutex::remutex::test::smoke ... ok [INFO] [stdout] test mutex::remutex::test::is_mutex ... ok [INFO] [stdout] test mutex::remutex::test::trylock_works ... ok [INFO] [stderr] Running tests/test.rs (/opt/rustwide/target/debug/deps/test-5858d6a1a4ad7a63) [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test test_active_count ... ok [INFO] [stdout] test join_all_with_thread_panic ... ok [INFO] [stdout] test test_set_threads_decreasing ... ok [INFO] [stdout] test join_all ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.05s [INFO] [stdout] [INFO] [stderr] Doc-tests td_rthreadpool [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" "e74ae0b4de47db2193e60d403ed16d96c37a7da1af05de1a9aa873c53cbc5af1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e74ae0b4de47db2193e60d403ed16d96c37a7da1af05de1a9aa873c53cbc5af1", kill_on_drop: false }` [INFO] [stdout] e74ae0b4de47db2193e60d403ed16d96c37a7da1af05de1a9aa873c53cbc5af1