[INFO] fetching crate latch 0.1.1... [INFO] testing latch-0.1.1 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1 [INFO] extracting crate latch 0.1.1 into /workspace/builds/worker-4-tc2/source [INFO] started tweaking crates.io crate latch 0.1.1 [INFO] finished tweaking crates.io crate latch 0.1.1 [INFO] tweaked toml for crates.io crate latch 0.1.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate latch 0.1.1 on toolchain b83b707f97d809763b7861afa7638871f3339a33 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate latch 0.1.1 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 26de72aa66d185190ea12c456e62acdbe6ca96d0fe21747ec0f3986520bcbe38 [INFO] running `Command { std: "docker" "start" "-a" "26de72aa66d185190ea12c456e62acdbe6ca96d0fe21747ec0f3986520bcbe38", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "26de72aa66d185190ea12c456e62acdbe6ca96d0fe21747ec0f3986520bcbe38", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "26de72aa66d185190ea12c456e62acdbe6ca96d0fe21747ec0f3986520bcbe38", kill_on_drop: false }` [INFO] [stdout] 26de72aa66d185190ea12c456e62acdbe6ca96d0fe21747ec0f3986520bcbe38 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d683dd39bd8f16fe2ba640241137d04ec5e40f1fce6dee421bb1dfdd9969fcdb [INFO] running `Command { std: "docker" "start" "-a" "d683dd39bd8f16fe2ba640241137d04ec5e40f1fce6dee421bb1dfdd9969fcdb", kill_on_drop: false }` [INFO] [stderr] Compiling spin v0.10.0 [INFO] [stderr] Compiling latch v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:298:13 [INFO] [stdout] | [INFO] [stdout] 298 | fn lock(&self) -> Option> { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 298 | fn lock(&self) -> Option> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:333:17 [INFO] [stdout] | [INFO] [stdout] 333 | pub fn wait(&self) -> LatchWait { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 333 | pub fn wait(&self) -> LatchWait<'_, S> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.20s [INFO] running `Command { std: "docker" "inspect" "d683dd39bd8f16fe2ba640241137d04ec5e40f1fce6dee421bb1dfdd9969fcdb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d683dd39bd8f16fe2ba640241137d04ec5e40f1fce6dee421bb1dfdd9969fcdb", kill_on_drop: false }` [INFO] [stdout] d683dd39bd8f16fe2ba640241137d04ec5e40f1fce6dee421bb1dfdd9969fcdb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8d9c8f8e865a859f1cf8ae4e4b63dad09cc3d306ab8c6b95874171a5a1f705bc [INFO] running `Command { std: "docker" "start" "-a" "8d9c8f8e865a859f1cf8ae4e4b63dad09cc3d306ab8c6b95874171a5a1f705bc", kill_on_drop: false }` [INFO] [stderr] Compiling parking v2.2.1 [INFO] [stderr] Compiling futures-io v0.3.31 [INFO] [stderr] Compiling rustix v0.38.44 [INFO] [stderr] Compiling linux-raw-sys v0.4.15 [INFO] [stderr] Compiling bitflags v2.9.0 [INFO] [stderr] Compiling tracing-core v0.1.33 [INFO] [stderr] Compiling async-task v4.7.1 [INFO] [stderr] Compiling libc v0.2.172 [INFO] [stderr] Compiling value-bag v1.11.1 [INFO] [stderr] Compiling event-listener v2.5.3 [INFO] [stderr] Compiling concurrent-queue v2.5.0 [INFO] [stderr] Compiling slab v0.4.9 [INFO] [stderr] Compiling pollster v0.4.0 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:298:13 [INFO] [stdout] | [INFO] [stdout] 298 | fn lock(&self) -> Option> { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 298 | fn lock(&self) -> Option> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling syn v2.0.100 [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:333:17 [INFO] [stdout] | [INFO] [stdout] 333 | pub fn wait(&self) -> LatchWait { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 333 | pub fn wait(&self) -> LatchWait<'_, S> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling futures-lite v2.6.0 [INFO] [stderr] Compiling piper v0.2.4 [INFO] [stderr] Compiling event-listener v5.4.0 [INFO] [stderr] Compiling async-channel v1.9.0 [INFO] [stderr] Compiling log v0.4.27 [INFO] [stderr] Compiling event-listener-strategy v0.5.4 [INFO] [stderr] Compiling async-lock v3.4.0 [INFO] [stderr] Compiling async-channel v2.3.1 [INFO] [stderr] Compiling kv-log-macro v1.0.7 [INFO] [stderr] Compiling tracing v0.1.41 [INFO] [stderr] Compiling blocking v1.6.1 [INFO] [stderr] Compiling async-executor v1.13.1 [INFO] [stderr] Compiling async-fs v2.1.2 [INFO] [stderr] Compiling signal-hook-registry v1.4.2 [INFO] [stderr] Compiling async-attributes v1.1.2 [INFO] [stderr] Compiling tokio-macros v2.5.0 [INFO] [stderr] Compiling tokio v1.44.2 [INFO] [stderr] Compiling polling v3.7.4 [INFO] [stderr] Compiling async-io v2.4.0 [INFO] [stderr] Compiling async-signal v0.2.10 [INFO] [stderr] Compiling async-net v2.0.0 [INFO] [stderr] Compiling async-global-executor v2.4.1 [INFO] [stderr] Compiling async-process v2.3.0 [INFO] [stderr] Compiling async-std v1.13.1 [INFO] [stderr] Compiling smol v2.0.2 [INFO] [stderr] Compiling latch v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:298:13 [INFO] [stdout] | [INFO] [stdout] 298 | fn lock(&self) -> Option> { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 298 | fn lock(&self) -> Option> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:333:17 [INFO] [stdout] | [INFO] [stdout] 333 | pub fn wait(&self) -> LatchWait { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 333 | pub fn wait(&self) -> LatchWait<'_, S> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 15.85s [INFO] running `Command { std: "docker" "inspect" "8d9c8f8e865a859f1cf8ae4e4b63dad09cc3d306ab8c6b95874171a5a1f705bc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8d9c8f8e865a859f1cf8ae4e4b63dad09cc3d306ab8c6b95874171a5a1f705bc", kill_on_drop: false }` [INFO] [stdout] 8d9c8f8e865a859f1cf8ae4e4b63dad09cc3d306ab8c6b95874171a5a1f705bc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] c5a0f33c165a5031e4ced7fd68c6c832a0ae1e551f0ecf0e08f0379cae556a35 [INFO] running `Command { std: "docker" "start" "-a" "c5a0f33c165a5031e4ced7fd68c6c832a0ae1e551f0ecf0e08f0379cae556a35", kill_on_drop: false }` [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/lib.rs:298:13 [INFO] [stderr] | [INFO] [stderr] 298 | fn lock(&self) -> Option> { [INFO] [stderr] | ^^^^^ ^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stderr] | | [INFO] [stderr] | the lifetime is elided here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stderr] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 298 | fn lock(&self) -> Option> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/lib.rs:333:17 [INFO] [stderr] | [INFO] [stderr] 333 | pub fn wait(&self) -> LatchWait { [INFO] [stderr] | ^^^^^ ^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stderr] | | [INFO] [stderr] | the lifetime is elided here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 333 | pub fn wait(&self) -> LatchWait<'_, S> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: `latch` (lib) generated 2 warnings (run `cargo fix --lib -p latch` to apply 2 suggestions) [INFO] [stderr] warning: `latch` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.12s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/latch-09ffff98412c6404) [INFO] [stdout] [INFO] [stdout] running 17 tests [INFO] [stdout] test tests::test_latch_open ... ok [INFO] [stdout] test tests::test_latch_open_idempotent ... ok [INFO] [stdout] test tests::test_latch_initial_state ... ok [INFO] [stdout] test tests::test_memory_layout ... ok [INFO] [stdout] test tests::test_loop_strategy ... ok [INFO] [stdout] test tests::test_pollster_wait_already_open ... ok [INFO] [stdout] test tests::test_async_std_wait_already_open ... ok [INFO] [stdout] test tests::test_tokio_wait_already_open ... ok [INFO] [stdout] test tests::test_smol_multiple_waiters ... ok [INFO] [stdout] test tests::test_async_std_multiple_waiters ... ok [INFO] [stdout] test tests::test_tokio_multiple_waiters ... ok [INFO] [stdout] test tests::test_pollster_open_after_wait ... ok [INFO] [stdout] test tests::test_smol_latch_wait ... ok [INFO] [stdout] test tests::test_tokio_concurrent_waiters_and_openers ... ok [INFO] [stdout] test tests::test_async_std_latch_wait ... ok [INFO] [stdout] test tests::test_tokio_latch_wait ... ok [INFO] [stdout] test tests::test_smol_wait_already_open ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s [INFO] [stdout] [INFO] [stderr] Doc-tests latch [INFO] [stdout] [INFO] [stdout] running 6 tests [INFO] [stdout] test src/lib.rs - Latch::new (line 282) ... ok [INFO] [stdout] test src/lib.rs - Latch (line 165) ... ok [INFO] [stdout] test src/lib.rs - Latch (line 113) ... ok [INFO] [stdout] test src/lib.rs - Latch (line 135) ... ok [INFO] [stdout] test src/../README.md - (line 63) ... ok [INFO] [stdout] test src/../README.md - (line 33) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.16s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "c5a0f33c165a5031e4ced7fd68c6c832a0ae1e551f0ecf0e08f0379cae556a35", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c5a0f33c165a5031e4ced7fd68c6c832a0ae1e551f0ecf0e08f0379cae556a35", kill_on_drop: false }` [INFO] [stdout] c5a0f33c165a5031e4ced7fd68c6c832a0ae1e551f0ecf0e08f0379cae556a35