[INFO] fetching crate unsync 0.1.2...
[INFO] testing unsync-0.1.2 against master#ec6f9a5b4413f74386267ef8efc93712c2ce6db6 for pr-155739-1
[INFO] extracting crate unsync 0.1.2 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate unsync 0.1.2
[INFO] finished tweaking crates.io crate unsync 0.1.2
[INFO] tweaked toml for crates.io crate unsync 0.1.2 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate unsync 0.1.2 on toolchain ec6f9a5b4413f74386267ef8efc93712c2ce6db6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "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" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 76 packages to latest compatible versions
[INFO] [stderr]       Adding criterion v0.4.0 (available: v0.8.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1cb97662cabbcb118798f2d1950a06f3b222432cfdb4e88187696278b1a55997
[INFO] running `Command { std: "docker" "start" "-a" "1cb97662cabbcb118798f2d1950a06f3b222432cfdb4e88187696278b1a55997", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1cb97662cabbcb118798f2d1950a06f3b222432cfdb4e88187696278b1a55997", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1cb97662cabbcb118798f2d1950a06f3b222432cfdb4e88187696278b1a55997", kill_on_drop: false }`
[INFO] [stdout] 1cb97662cabbcb118798f2d1950a06f3b222432cfdb4e88187696278b1a55997
[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" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] daad4f03786d23f888dfdf3a2afc712c209f41c1a035c247e00158c0a89f133e
[INFO] running `Command { std: "docker" "start" "-a" "daad4f03786d23f888dfdf3a2afc712c209f41c1a035c247e00158c0a89f133e", kill_on_drop: false }`
[INFO] [stderr]    Compiling unsync v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/broad_rc.rs:62:17
[INFO] [stdout]    |
[INFO] [stdout] 62 |             let mut inner = &mut (*self.inner.as_ptr());
[INFO] [stdout]    |                 ----^^^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "daad4f03786d23f888dfdf3a2afc712c209f41c1a035c247e00158c0a89f133e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "daad4f03786d23f888dfdf3a2afc712c209f41c1a035c247e00158c0a89f133e", kill_on_drop: false }`
[INFO] [stdout] daad4f03786d23f888dfdf3a2afc712c209f41c1a035c247e00158c0a89f133e
[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" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 722dc51a1e871b5f786283978451271d023c63dd1fe168bd06419b660b91dd0e
[INFO] running `Command { std: "docker" "start" "-a" "722dc51a1e871b5f786283978451271d023c63dd1fe168bd06419b660b91dd0e", kill_on_drop: false }`
[INFO] [stderr]    Compiling os_str_bytes v6.6.1
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling plotters-backend v0.3.7
[INFO] [stderr]    Compiling regex-automata v0.4.14
[INFO] [stderr]    Compiling cast v0.3.0
[INFO] [stderr]    Compiling textwrap v0.16.2
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling oorandom v11.1.5
[INFO] [stderr]    Compiling anes v0.1.6
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/broad_rc.rs:62:17
[INFO] [stdout]    |
[INFO] [stdout] 62 |             let mut inner = &mut (*self.inner.as_ptr());
[INFO] [stdout]    |                 ----^^^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling zerocopy-derive v0.8.48
[INFO] [stderr]    Compiling tokio-macros v2.7.0
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling rayon v1.12.0
[INFO] [stderr]    Compiling clap_lex v0.2.4
[INFO] [stderr]    Compiling criterion-plot v0.5.0
[INFO] [stderr]    Compiling plotters-svg v0.3.7
[INFO] [stderr]    Compiling plotters v0.3.7
[INFO] [stderr]    Compiling clap v3.2.25
[INFO] [stderr]    Compiling tokio v1.52.3
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling zerocopy v0.8.48
[INFO] [stderr]    Compiling regex v1.12.3
[INFO] [stderr]    Compiling half v2.7.1
[INFO] [stderr]    Compiling ciborium-ll v0.2.2
[INFO] [stderr]    Compiling ciborium v0.2.2
[INFO] [stderr]    Compiling criterion v0.4.0
[INFO] [stderr]    Compiling unsync v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/broad_rc.rs:62:17
[INFO] [stdout]    |
[INFO] [stdout] 62 |             let mut inner = &mut (*self.inner.as_ptr());
[INFO] [stdout]    |                 ----^^^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 22.84s
[INFO] running `Command { std: "docker" "inspect" "722dc51a1e871b5f786283978451271d023c63dd1fe168bd06419b660b91dd0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "722dc51a1e871b5f786283978451271d023c63dd1fe168bd06419b660b91dd0e", kill_on_drop: false }`
[INFO] [stdout] 722dc51a1e871b5f786283978451271d023c63dd1fe168bd06419b660b91dd0e
[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" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 829a9af71e18211294190b36069b0af0eea620679e19131282cdf80ff7f212ab
[INFO] running `Command { std: "docker" "start" "-a" "829a9af71e18211294190b36069b0af0eea620679e19131282cdf80ff7f212ab", kill_on_drop: false }`
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/broad_rc.rs:62:17
[INFO] [stderr]    |
[INFO] [stderr] 62 |             let mut inner = &mut (*self.inner.as_ptr());
[INFO] [stderr]    |                 ----^^^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `unsync` (lib) generated 1 warning (run `cargo fix --lib -p unsync` to apply 1 suggestion)
[INFO] [stderr] warning: `unsync` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/unsync-3353230b3209f79f)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test wait_list::tests::cancel ... ok
[INFO] [stdout] test once_cell::tests::insert_when_initializing ... ok
[INFO] [stdout] test wait_list::tests::drop_in_middle ... ok
[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] [stderr]      Running tests/broadcast.rs (/opt/rustwide/target/debug/deps/broadcast-a501cc2c10d0084b)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_broadcast_receiver_drop ... ok
[INFO] [stderr]      Running tests/oneshot.rs (/opt/rustwide/target/debug/deps/oneshot-2ddb76000a8ced78)
[INFO] [stdout] test test_broadcast ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.45s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_oneshot ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.60s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/spsc.rs (/opt/rustwide/target/debug/deps/spsc-fc8ea0bf5be6ecc6)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_try_send ... ok
[INFO] [stdout] test test_spsc ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.40s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests unsync
[INFO] [stdout] 
[INFO] [stdout] running 38 tests
[INFO] [stdout] test src/once_cell.rs - once_cell::OnceCell<T>::into_inner (line 300) ... ok
[INFO] [stdout] test src/oneshot.rs - oneshot::Sender<T>::send (line 61) ... ok
[INFO] [stdout] test src/once_cell.rs - once_cell::OnceCell<T>::set (line 74) ... ok
[INFO] [stdout] test src/oneshot.rs - oneshot::SendError (line 18) ... ok
[INFO] [stdout] test src/once_cell.rs - once_cell::OnceCell<T>::take (line 282) ... ok
[INFO] [stdout] test src/once_cell.rs - once_cell::OnceCell<T>::insert (line 147) ... ok
[INFO] [stdout] test src/oneshot.rs - oneshot::Sender<T>::send (line 73) ... ok
[INFO] [stdout] test src/oneshot.rs - oneshot::Receiver (line 107) ... ok
[INFO] [stdout] test src/broadcast.rs - broadcast::Receiver<T>::recv (line 358) ... ok
[INFO] [stdout] test src/semaphore.rs - semaphore::Permit<'semaphore>::permits (line 389) ... ok
[INFO] [stdout] test src/oneshot.rs - oneshot::channel (line 170) ... ok
[INFO] [stdout] test src/once_cell.rs - once_cell::OnceCell<T>::set (line 101) ... ok
[INFO] [stdout] test src/once_cell.rs - once_cell::OnceCell<T>::get_or_init (line 191) ... ok
[INFO] [stdout] test src/semaphore.rs - semaphore::Permit (line 354) ... ok
[INFO] [stdout] test src/semaphore.rs - semaphore::Permit<'semaphore>::leak (line 414) ... ok
[INFO] [stdout] test src/once_cell.rs - once_cell::OnceCell<T>::insert (line 133) ... ok
[INFO] [stdout] test src/semaphore.rs - semaphore::Semaphore::available_permits (line 84) ... ok
[INFO] [stdout] test src/semaphore.rs - semaphore::Semaphore::try_acquire (line 186) ... ok
[INFO] [stdout] test src/semaphore.rs - semaphore::Permit<'semaphore>::release_fair (line 440) ... ok
[INFO] [stdout] test src/semaphore.rs - semaphore::Semaphore::try_acquire_unfair (line 213) ... ok
[INFO] [stdout] test src/wait_list.rs - wait_list::Borrowed<'wait_list,I,O>::wake_one (line 357) ... ok
[INFO] [stdout] test src/semaphore.rs - semaphore::Semaphore::add_permits_fair (line 159) ... ok
[INFO] [stdout] test src/semaphore.rs - semaphore::Semaphore::total_permits (line 113) ... ok
[INFO] [stdout] test src/wait_list.rs - wait_list::Borrowed<'wait_list,I,O>::wake_one (line 407) ... ok
[INFO] [stdout] test src/broadcast.rs - broadcast::Sender<T>::subscribe (line 128) ... ok
[INFO] [stdout] test src/broadcast.rs - broadcast::Sender<T>::send (line 239) ... ok
[INFO] [stdout] test src/broadcast.rs - broadcast::Sender<T>::try_send (line 183) ... ok
[INFO] [stdout] test src/wait_list.rs - wait_list::Borrowed<'wait_list,I,O>::wake_one (line 376) ... ok
[INFO] [stdout] test src/wait_list.rs - wait_list::WaitList<I,O>::try_borrow (line 233) ... ok
[INFO] [stdout] test src/wait_list.rs - wait_list::WaitList<I,O>::new (line 212) ... ok
[INFO] [stdout] test src/wait_list.rs - wait_list::WaitList (line 26) ... ok
[INFO] [stdout] test src/wait_list.rs - wait_list::WaitList<I,O>::borrow (line 256) ... ok
[INFO] [stdout] test src/lib.rs - (line 59) ... ok
[INFO] [stdout] test src/spsc.rs - spsc::Sender<T>::send (line 119) ... ok
[INFO] [stdout] test src/spsc.rs - spsc::Sender<T>::try_send (line 70) ... ok
[INFO] [stdout] test src/spsc.rs - spsc::Receiver<T>::recv (line 215) ... ok
[INFO] [stdout] test src/semaphore.rs - semaphore::Semaphore::acquire (line 248) ... ok
[INFO] [stdout] test src/semaphore.rs - semaphore::Semaphore::acquire_unfair (line 280) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 38 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.06s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "829a9af71e18211294190b36069b0af0eea620679e19131282cdf80ff7f212ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "829a9af71e18211294190b36069b0af0eea620679e19131282cdf80ff7f212ab", kill_on_drop: false }`
[INFO] [stdout] 829a9af71e18211294190b36069b0af0eea620679e19131282cdf80ff7f212ab
