[INFO] fetching crate latch 0.1.1... [INFO] testing latch-0.1.1 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7 [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 c2e32f1c9652b13ed99608599c1e855462f421f3 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 265bf26a0175d42ae610b3b28015f3de31e3ccc4a41fa8480685478d82187006 [INFO] running `Command { std: "docker" "start" "-a" "265bf26a0175d42ae610b3b28015f3de31e3ccc4a41fa8480685478d82187006", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "265bf26a0175d42ae610b3b28015f3de31e3ccc4a41fa8480685478d82187006", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "265bf26a0175d42ae610b3b28015f3de31e3ccc4a41fa8480685478d82187006", kill_on_drop: false }` [INFO] [stdout] 265bf26a0175d42ae610b3b28015f3de31e3ccc4a41fa8480685478d82187006 [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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d9398e9c02b59954a1add842b9d065307ebb53799ba893d179b223df944d5db6 [INFO] running `Command { std: "docker" "start" "-a" "d9398e9c02b59954a1add842b9d065307ebb53799ba893d179b223df944d5db6", 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 0.26s [INFO] running `Command { std: "docker" "inspect" "d9398e9c02b59954a1add842b9d065307ebb53799ba893d179b223df944d5db6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d9398e9c02b59954a1add842b9d065307ebb53799ba893d179b223df944d5db6", kill_on_drop: false }` [INFO] [stdout] d9398e9c02b59954a1add842b9d065307ebb53799ba893d179b223df944d5db6 [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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2ef461c7494486004325a4c03a44602a2ae3c02565a3c9214285a18295ea5bcc [INFO] running `Command { std: "docker" "start" "-a" "2ef461c7494486004325a4c03a44602a2ae3c02565a3c9214285a18295ea5bcc", kill_on_drop: false }` [INFO] [stderr] Compiling rustix v0.38.44 [INFO] [stderr] Compiling futures-lite v2.6.0 [INFO] [stderr] Compiling tracing-core v0.1.33 [INFO] [stderr] Compiling bitflags v2.9.0 [INFO] [stderr] Compiling linux-raw-sys v0.4.15 [INFO] [stderr] Compiling concurrent-queue v2.5.0 [INFO] [stderr] Compiling async-task v4.7.1 [INFO] [stderr] Compiling piper v0.2.4 [INFO] [stderr] Compiling signal-hook-registry v1.4.2 [INFO] [stderr] Compiling event-listener v5.4.0 [INFO] [stderr] Compiling tracing v0.1.41 [INFO] [stderr] Compiling value-bag v1.11.1 [INFO] [stderr] Compiling syn v2.0.100 [INFO] [stderr] Compiling log v0.4.27 [INFO] [stderr] Compiling async-channel v1.9.0 [INFO] [stderr] Compiling event-listener-strategy v0.5.4 [INFO] [stderr] Compiling async-attributes v1.1.2 [INFO] [stderr] Compiling pollster v0.4.0 [INFO] [stderr] Compiling async-lock v3.4.0 [INFO] [stderr] Compiling async-channel v2.3.1 [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] Compiling kv-log-macro v1.0.7 [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 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-global-executor v2.4.1 [INFO] [stderr] Compiling async-net v2.0.0 [INFO] [stderr] Compiling async-std v1.13.1 [INFO] [stderr] Compiling async-process v2.3.0 [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 30.41s [INFO] running `Command { std: "docker" "inspect" "2ef461c7494486004325a4c03a44602a2ae3c02565a3c9214285a18295ea5bcc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2ef461c7494486004325a4c03a44602a2ae3c02565a3c9214285a18295ea5bcc", kill_on_drop: false }` [INFO] [stdout] 2ef461c7494486004325a4c03a44602a2ae3c02565a3c9214285a18295ea5bcc [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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 8adbe4a622c8a9086156c68518a44633286e8e6b7037a1583c1820a93a663d4d [INFO] running `Command { std: "docker" "start" "-a" "8adbe4a622c8a9086156c68518a44633286e8e6b7037a1583c1820a93a663d4d", 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 0.26s [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_initial_state ... ok [INFO] [stdout] test tests::test_latch_open ... ok [INFO] [stdout] test tests::test_memory_layout ... ok [INFO] [stdout] test tests::test_latch_open_idempotent ... ok [INFO] [stdout] test tests::test_loop_strategy ... ok [INFO] [stdout] test tests::test_smol_wait_already_open ... 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_smol_multiple_waiters ... ok [INFO] [stdout] test tests::test_tokio_wait_already_open ... 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_async_std_latch_wait ... ok [INFO] [stdout] test tests::test_async_std_multiple_waiters ... ok [INFO] [stdout] test tests::test_tokio_latch_wait ... ok [INFO] [stdout] test tests::test_tokio_multiple_waiters ... ok [INFO] [stdout] test tests::test_tokio_concurrent_waiters_and_openers ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s [INFO] [stdout] [INFO] [stderr] Doc-tests latch [INFO] [stdout] [INFO] [stdout] running 6 tests [INFO] [stdout] test src/lib.rs - Latch (line 135) ... 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::new (line 282) ... 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 0.25s [INFO] [stdout] [INFO] [stdout] all doctests ran in 1.29s; merged doctests compilation took 1.03s [INFO] running `Command { std: "docker" "inspect" "8adbe4a622c8a9086156c68518a44633286e8e6b7037a1583c1820a93a663d4d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8adbe4a622c8a9086156c68518a44633286e8e6b7037a1583c1820a93a663d4d", kill_on_drop: false }` [INFO] [stdout] 8adbe4a622c8a9086156c68518a44633286e8e6b7037a1583c1820a93a663d4d