[INFO] fetching crate exec-rs 0.1.2...
[INFO] testing exec-rs-0.1.2 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1
[INFO] extracting crate exec-rs 0.1.2 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate exec-rs 0.1.2
[INFO] finished tweaking crates.io crate exec-rs 0.1.2
[INFO] tweaked toml for crates.io crate exec-rs 0.1.2 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate exec-rs 0.1.2 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 29 packages to latest compatible versions
[INFO] [stderr]       Adding flurry v0.3.1 (available: v0.5.2)
[INFO] [stderr]       Adding parking_lot v0.11.2 (available: v0.12.5)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded memoffset v0.5.6
[INFO] [stderr]   Downloaded crossbeam-utils v0.7.2
[INFO] [stderr]   Downloaded crossbeam-epoch v0.8.2
[INFO] [stderr]   Downloaded num_cpus v1.17.0
[INFO] [stderr]   Downloaded ahash v0.3.8
[INFO] [stderr]   Downloaded parking_lot v0.10.2
[INFO] [stderr]   Downloaded lock_api v0.3.4
[INFO] [stderr]   Downloaded redox_syscall v0.1.57
[INFO] [stderr]   Downloaded flurry v0.3.1
[INFO] [stderr]   Downloaded parking_lot_core v0.7.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aa8840e91a8839a9644ad65e32f1b491786c2397d56debcc467589f9cbbf868f
[INFO] running `Command { std: "docker" "start" "-a" "aa8840e91a8839a9644ad65e32f1b491786c2397d56debcc467589f9cbbf868f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aa8840e91a8839a9644ad65e32f1b491786c2397d56debcc467589f9cbbf868f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa8840e91a8839a9644ad65e32f1b491786c2397d56debcc467589f9cbbf868f", kill_on_drop: false }`
[INFO] [stdout] aa8840e91a8839a9644ad65e32f1b491786c2397d56debcc467589f9cbbf868f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4217f56ed35c73bd1b98a7e201231f0611d787ca03f70c922955f81cc068a46d
[INFO] running `Command { std: "docker" "start" "-a" "4217f56ed35c73bd1b98a7e201231f0611d787ca03f70c922955f81cc068a46d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.184
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling cfg-if v1.0.4
[INFO] [stderr]    Compiling lock_api v0.3.4
[INFO] [stderr]    Compiling lock_api v0.4.14
[INFO] [stderr]    Compiling ahash v0.3.8
[INFO] [stderr]    Compiling instant v0.1.13
[INFO] [stderr]    Compiling parking_lot_core v0.7.3
[INFO] [stderr]    Compiling num_cpus v1.17.0
[INFO] [stderr]    Compiling parking_lot_core v0.8.6
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling parking_lot v0.10.2
[INFO] [stderr]    Compiling flurry v0.3.1
[INFO] [stderr]    Compiling exec-rs v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/sync.rs:235:19
[INFO] [stdout]     |
[INFO] [stdout] 235 |         task: Box<(dyn FnOnce() -> T + 'f)>,
[INFO] [stdout]     |                   ^                      ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 235 -         task: Box<(dyn FnOnce() -> T + 'f)>,
[INFO] [stdout] 235 +         task: Box<dyn FnOnce() -> T + 'f >,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/sync.rs:236:14
[INFO] [stdout]     |
[INFO] [stdout] 236 |     ) -> Box<(dyn FnOnce() -> T + 'f)> {
[INFO] [stdout]     |              ^                      ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 236 -     ) -> Box<(dyn FnOnce() -> T + 'f)> {
[INFO] [stdout] 236 +     ) -> Box<dyn FnOnce() -> T + 'f > {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.39s
[INFO] running `Command { std: "docker" "inspect" "4217f56ed35c73bd1b98a7e201231f0611d787ca03f70c922955f81cc068a46d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4217f56ed35c73bd1b98a7e201231f0611d787ca03f70c922955f81cc068a46d", kill_on_drop: false }`
[INFO] [stdout] 4217f56ed35c73bd1b98a7e201231f0611d787ca03f70c922955f81cc068a46d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b5c41b6ec18e88c7c55a162db272efb143caf50ccbb8ec9a4fa5ac35e412c5ac
[INFO] running `Command { std: "docker" "start" "-a" "b5c41b6ec18e88c7c55a162db272efb143caf50ccbb8ec9a4fa5ac35e412c5ac", kill_on_drop: false }`
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/sync.rs:235:19
[INFO] [stdout]     |
[INFO] [stdout] 235 |         task: Box<(dyn FnOnce() -> T + 'f)>,
[INFO] [stdout]     |                   ^                      ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 235 -         task: Box<(dyn FnOnce() -> T + 'f)>,
[INFO] [stdout] 235 +         task: Box<dyn FnOnce() -> T + 'f >,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling exec-rs v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/sync.rs:236:14
[INFO] [stdout]     |
[INFO] [stdout] 236 |     ) -> Box<(dyn FnOnce() -> T + 'f)> {
[INFO] [stdout]     |              ^                      ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 236 -     ) -> Box<(dyn FnOnce() -> T + 'f)> {
[INFO] [stdout] 236 +     ) -> Box<dyn FnOnce() -> T + 'f > {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/sync.rs:235:19
[INFO] [stdout]     |
[INFO] [stdout] 235 |         task: Box<(dyn FnOnce() -> T + 'f)>,
[INFO] [stdout]     |                   ^                      ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 235 -         task: Box<(dyn FnOnce() -> T + 'f)>,
[INFO] [stdout] 235 +         task: Box<dyn FnOnce() -> T + 'f >,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/sync.rs:236:14
[INFO] [stdout]     |
[INFO] [stdout] 236 |     ) -> Box<(dyn FnOnce() -> T + 'f)> {
[INFO] [stdout]     |              ^                      ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 236 -     ) -> Box<(dyn FnOnce() -> T + 'f)> {
[INFO] [stdout] 236 +     ) -> Box<dyn FnOnce() -> T + 'f > {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:396:23
[INFO] [stdout]     |
[INFO] [stdout] 396 |             task: Box<(dyn FnOnce() -> i32 + 'f)>,
[INFO] [stdout]     |                       ^                        ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 396 -             task: Box<(dyn FnOnce() -> i32 + 'f)>,
[INFO] [stdout] 396 +             task: Box<dyn FnOnce() -> i32 + 'f >,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:397:18
[INFO] [stdout]     |
[INFO] [stdout] 397 |         ) -> Box<(dyn FnOnce() -> i32 + 'f)> {
[INFO] [stdout]     |                  ^                        ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 397 -         ) -> Box<(dyn FnOnce() -> i32 + 'f)> {
[INFO] [stdout] 397 +         ) -> Box<dyn FnOnce() -> i32 + 'f > {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:408:23
[INFO] [stdout]     |
[INFO] [stdout] 408 |             task: Box<(dyn FnOnce() -> i32 + 'f)>,
[INFO] [stdout]     |                       ^                        ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 408 -             task: Box<(dyn FnOnce() -> i32 + 'f)>,
[INFO] [stdout] 408 +             task: Box<dyn FnOnce() -> i32 + 'f >,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:409:18
[INFO] [stdout]     |
[INFO] [stdout] 409 |         ) -> Box<(dyn FnOnce() -> i32 + 'f)> {
[INFO] [stdout]     |                  ^                        ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 409 -         ) -> Box<(dyn FnOnce() -> i32 + 'f)> {
[INFO] [stdout] 409 +         ) -> Box<dyn FnOnce() -> i32 + 'f > {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:446:23
[INFO] [stdout]     |
[INFO] [stdout] 446 |             task: Box<(dyn FnOnce() -> &'a str + 'a)>,
[INFO] [stdout]     |                       ^                            ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 446 -             task: Box<(dyn FnOnce() -> &'a str + 'a)>,
[INFO] [stdout] 446 +             task: Box<dyn FnOnce() -> &'a str + 'a >,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:447:18
[INFO] [stdout]     |
[INFO] [stdout] 447 |         ) -> Box<(dyn FnOnce() -> &'a str + 'a)> {
[INFO] [stdout]     |                  ^                            ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 447 -         ) -> Box<(dyn FnOnce() -> &'a str + 'a)> {
[INFO] [stdout] 447 +         ) -> Box<dyn FnOnce() -> &'a str + 'a > {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:599:27
[INFO] [stdout]     |
[INFO] [stdout] 599 |                 task: Box<(dyn FnOnce() -> u16)>,
[INFO] [stdout]     |                           ^                   ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 599 -                 task: Box<(dyn FnOnce() -> u16)>,
[INFO] [stdout] 599 +                 task: Box<dyn FnOnce() -> u16 >,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:600:22
[INFO] [stdout]     |
[INFO] [stdout] 600 |             ) -> Box<(dyn FnOnce() -> u16)> {
[INFO] [stdout]     |                      ^                   ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 600 -             ) -> Box<(dyn FnOnce() -> u16)> {
[INFO] [stdout] 600 +             ) -> Box<dyn FnOnce() -> u16 > {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `Command { std: "docker" "inspect" "b5c41b6ec18e88c7c55a162db272efb143caf50ccbb8ec9a4fa5ac35e412c5ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5c41b6ec18e88c7c55a162db272efb143caf50ccbb8ec9a4fa5ac35e412c5ac", kill_on_drop: false }`
[INFO] [stdout] b5c41b6ec18e88c7c55a162db272efb143caf50ccbb8ec9a4fa5ac35e412c5ac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0a817c6f6877e03d0996bcc20a33b433215da3a90d2fd95c4acd66d78da637f0
[INFO] running `Command { std: "docker" "start" "-a" "0a817c6f6877e03d0996bcc20a33b433215da3a90d2fd95c4acd66d78da637f0", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/sync.rs:235:19
[INFO] [stderr]     |
[INFO] [stderr] 235 |         task: Box<(dyn FnOnce() -> T + 'f)>,
[INFO] [stderr]     |                   ^                      ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 235 -         task: Box<(dyn FnOnce() -> T + 'f)>,
[INFO] [stderr] 235 +         task: Box<dyn FnOnce() -> T + 'f >,
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/sync.rs:236:14
[INFO] [stderr]     |
[INFO] [stderr] 236 |     ) -> Box<(dyn FnOnce() -> T + 'f)> {
[INFO] [stderr]     |              ^                      ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 236 -     ) -> Box<(dyn FnOnce() -> T + 'f)> {
[INFO] [stderr] 236 +     ) -> Box<dyn FnOnce() -> T + 'f > {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: `exec-rs` (lib) generated 2 warnings (run `cargo fix --lib -p exec-rs` to apply 2 suggestions)
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/lib.rs:396:23
[INFO] [stderr]     |
[INFO] [stderr] 396 |             task: Box<(dyn FnOnce() -> i32 + 'f)>,
[INFO] [stderr]     |                       ^                        ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 396 -             task: Box<(dyn FnOnce() -> i32 + 'f)>,
[INFO] [stderr] 396 +             task: Box<dyn FnOnce() -> i32 + 'f >,
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/lib.rs:397:18
[INFO] [stderr]     |
[INFO] [stderr] 397 |         ) -> Box<(dyn FnOnce() -> i32 + 'f)> {
[INFO] [stderr]     |                  ^                        ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 397 -         ) -> Box<(dyn FnOnce() -> i32 + 'f)> {
[INFO] [stderr] 397 +         ) -> Box<dyn FnOnce() -> i32 + 'f > {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/lib.rs:408:23
[INFO] [stderr]     |
[INFO] [stderr] 408 |             task: Box<(dyn FnOnce() -> i32 + 'f)>,
[INFO] [stderr]     |                       ^                        ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 408 -             task: Box<(dyn FnOnce() -> i32 + 'f)>,
[INFO] [stderr] 408 +             task: Box<dyn FnOnce() -> i32 + 'f >,
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/lib.rs:409:18
[INFO] [stderr]     |
[INFO] [stderr] 409 |         ) -> Box<(dyn FnOnce() -> i32 + 'f)> {
[INFO] [stderr]     |                  ^                        ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 409 -         ) -> Box<(dyn FnOnce() -> i32 + 'f)> {
[INFO] [stderr] 409 +         ) -> Box<dyn FnOnce() -> i32 + 'f > {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/lib.rs:446:23
[INFO] [stderr]     |
[INFO] [stderr] 446 |             task: Box<(dyn FnOnce() -> &'a str + 'a)>,
[INFO] [stderr]     |                       ^                            ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 446 -             task: Box<(dyn FnOnce() -> &'a str + 'a)>,
[INFO] [stderr] 446 +             task: Box<dyn FnOnce() -> &'a str + 'a >,
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/lib.rs:447:18
[INFO] [stderr]     |
[INFO] [stderr] 447 |         ) -> Box<(dyn FnOnce() -> &'a str + 'a)> {
[INFO] [stderr]     |                  ^                            ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 447 -         ) -> Box<(dyn FnOnce() -> &'a str + 'a)> {
[INFO] [stderr] 447 +         ) -> Box<dyn FnOnce() -> &'a str + 'a > {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/lib.rs:599:27
[INFO] [stderr]     |
[INFO] [stderr] 599 |                 task: Box<(dyn FnOnce() -> u16)>,
[INFO] [stderr]     |                           ^                   ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 599 -                 task: Box<(dyn FnOnce() -> u16)>,
[INFO] [stderr] 599 +                 task: Box<dyn FnOnce() -> u16 >,
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/lib.rs:600:22
[INFO] [stderr]     |
[INFO] [stderr] 600 |             ) -> Box<(dyn FnOnce() -> u16)> {
[INFO] [stderr]     |                      ^                   ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 600 -             ) -> Box<(dyn FnOnce() -> u16)> {
[INFO] [stderr] 600 +             ) -> Box<dyn FnOnce() -> u16 > {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: `exec-rs` (lib test) generated 10 warnings (2 duplicates) (run `cargo fix --lib -p exec-rs --tests` to apply 8 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/exec_rs-09b3c42c5ba4fa83)
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] test tests::test_lifetime_iterator ... ok
[INFO] [stdout] test tests::test_lifetime_str_ref ... ok
[INFO] [stdout] test tests::test_combined_invoker ... ok
[INFO] [stdout] test tests::test_shorter_lifetime ... ok
[INFO] [stdout] test tests::test_send_mode ... ok
[INFO] [stdout] test tests::test_post_invoke_on_panic ... ok
[INFO] [stdout] test tests::test_not_post_invoke_on_panic ... ok
[INFO] [stdout] test sync::tests::test_remove_mutex_on_panic ... ok
[INFO] [stdout] test sync::tests::test_concurrent_different_key ... ok
[INFO] [stdout] test sync::tests::test_mutex_sync_executor ... ok
[INFO] [stdout] test sync::tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 38.36s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests exec_rs
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/sync.rs:235:19
[INFO] [stderr]     |
[INFO] [stderr] 235 |         task: Box<(dyn FnOnce() -> T + 'f)>,
[INFO] [stderr]     |                   ^                      ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 235 -         task: Box<(dyn FnOnce() -> T + 'f)>,
[INFO] [stderr] 235 +         task: Box<dyn FnOnce() -> T + 'f >,
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/sync.rs:236:14
[INFO] [stderr]     |
[INFO] [stderr] 236 |     ) -> Box<(dyn FnOnce() -> T + 'f)> {
[INFO] [stderr]     |              ^                      ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 236 -     ) -> Box<(dyn FnOnce() -> T + 'f)> {
[INFO] [stderr] 236 +     ) -> Box<dyn FnOnce() -> T + 'f > {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings 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" "0a817c6f6877e03d0996bcc20a33b433215da3a90d2fd95c4acd66d78da637f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a817c6f6877e03d0996bcc20a33b433215da3a90d2fd95c4acd66d78da637f0", kill_on_drop: false }`
[INFO] [stdout] 0a817c6f6877e03d0996bcc20a33b433215da3a90d2fd95c4acd66d78da637f0