[INFO] fetching crate jthread 0.1.1... [INFO] testing jthread-0.1.1 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7 [INFO] extracting crate jthread 0.1.1 into /workspace/builds/worker-7-tc1/source [INFO] started tweaking crates.io crate jthread 0.1.1 [INFO] finished tweaking crates.io crate jthread 0.1.1 [INFO] tweaked toml for crates.io crate jthread 0.1.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate jthread 0.1.1 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 63 packages to latest compatible versions [INFO] [stderr] Adding criterion v0.5.1 (available: v0.7.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ae7173aa5f318df41c424063260b0f1b6e9f69cf08ef256f7d370c5000711143 [INFO] running `Command { std: "docker" "start" "-a" "ae7173aa5f318df41c424063260b0f1b6e9f69cf08ef256f7d370c5000711143", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ae7173aa5f318df41c424063260b0f1b6e9f69cf08ef256f7d370c5000711143", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ae7173aa5f318df41c424063260b0f1b6e9f69cf08ef256f7d370c5000711143", kill_on_drop: false }` [INFO] [stdout] ae7173aa5f318df41c424063260b0f1b6e9f69cf08ef256f7d370c5000711143 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6897116d06c812bd199c1e0473c9afc7b6b96e886192818422c172c1f7fb88ac [INFO] running `Command { std: "docker" "start" "-a" "6897116d06c812bd199c1e0473c9afc7b6b96e886192818422c172c1f7fb88ac", kill_on_drop: false }` [INFO] [stderr] Compiling jthread v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:185:24 [INFO] [stdout] | [INFO] [stdout] 185 | pub(crate) fn lock(&mut self) -> LockResult> { [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] 185 | pub(crate) fn lock(&mut self) -> LockResult> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.50s [INFO] running `Command { std: "docker" "inspect" "6897116d06c812bd199c1e0473c9afc7b6b96e886192818422c172c1f7fb88ac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6897116d06c812bd199c1e0473c9afc7b6b96e886192818422c172c1f7fb88ac", kill_on_drop: false }` [INFO] [stdout] 6897116d06c812bd199c1e0473c9afc7b6b96e886192818422c172c1f7fb88ac [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bc9c148180ac6294b2524f0dbde894c0e18ac18ed547e8b0f9273b1515fd1844 [INFO] running `Command { std: "docker" "start" "-a" "bc9c148180ac6294b2524f0dbde894c0e18ac18ed547e8b0f9273b1515fd1844", kill_on_drop: false }` [INFO] [stderr] Compiling serde_core v1.0.228 [INFO] [stderr] Compiling zerocopy v0.8.27 [INFO] [stderr] Compiling serde v1.0.228 [INFO] [stderr] Compiling syn v2.0.110 [INFO] [stderr] Compiling libc v0.2.177 [INFO] [stderr] Compiling ciborium-io v0.2.2 [INFO] [stderr] Compiling clap_lex v0.7.6 [INFO] [stderr] Compiling anstyle v1.0.13 [INFO] [stderr] Compiling criterion-plot v0.5.0 [INFO] [stderr] Compiling anes v0.1.6 [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:185:24 [INFO] [stdout] | [INFO] [stdout] 185 | pub(crate) fn lock(&mut self) -> LockResult> { [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] 185 | pub(crate) fn lock(&mut self) -> LockResult> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling clap_builder v4.5.51 [INFO] [stderr] Compiling is-terminal v0.4.17 [INFO] [stderr] Compiling clap v4.5.51 [INFO] [stderr] Compiling serde_json v1.0.145 [INFO] [stderr] Compiling zerocopy-derive v0.8.27 [INFO] [stderr] Compiling serde_derive v1.0.228 [INFO] [stderr] Compiling tinytemplate v1.2.1 [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 v0.5.1 [INFO] [stderr] Compiling jthread v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/lib.rs:553:17 [INFO] [stdout] | [INFO] [stdout] 553 | struct Fork(u32); [INFO] [stdout] | ---- ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `Fork` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:185:24 [INFO] [stdout] | [INFO] [stdout] 185 | pub(crate) fn lock(&mut self) -> LockResult> { [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] 185 | pub(crate) fn lock(&mut self) -> LockResult> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 30.65s [INFO] running `Command { std: "docker" "inspect" "bc9c148180ac6294b2524f0dbde894c0e18ac18ed547e8b0f9273b1515fd1844", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bc9c148180ac6294b2524f0dbde894c0e18ac18ed547e8b0f9273b1515fd1844", kill_on_drop: false }` [INFO] [stdout] bc9c148180ac6294b2524f0dbde894c0e18ac18ed547e8b0f9273b1515fd1844 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 42445a8f634b9835b9b08f2ce1ea75651848921148bd966b9e84fca49cc8f3f8 [INFO] running `Command { std: "docker" "start" "-a" "42445a8f634b9835b9b08f2ce1ea75651848921148bd966b9e84fca49cc8f3f8", kill_on_drop: false }` [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/lib.rs:185:24 [INFO] [stderr] | [INFO] [stderr] 185 | pub(crate) fn lock(&mut self) -> LockResult> { [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] 185 | pub(crate) fn lock(&mut self) -> LockResult> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: `jthread` (lib) generated 1 warning (run `cargo fix --lib -p jthread` to apply 1 suggestion) [INFO] [stderr] warning: field `0` is never read [INFO] [stderr] --> src/lib.rs:553:17 [INFO] [stderr] | [INFO] [stderr] 553 | struct Fork(u32); [INFO] [stderr] | ---- ^^^ [INFO] [stderr] | | [INFO] [stderr] | field in this struct [INFO] [stderr] | [INFO] [stderr] = help: consider removing this field [INFO] [stderr] = note: `Fork` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: `jthread` (lib test) generated 2 warnings (1 duplicate) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.18s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/jthread-681479e2b00be41e) [INFO] [stdout] [INFO] [stdout] running 9 tests [INFO] [stdout] test directed_graph::directed_graph_tests::test_adding_edge_creates_cycle ... ok [INFO] [stdout] test directed_graph::directed_graph_tests::test_adding_edge_no_cycle ... ok [INFO] [stdout] test directed_graph::directed_graph_tests::test_empty_graph ... ok [INFO] [stdout] test directed_graph::directed_graph_tests::test_single_node_self_loop ... ok [INFO] [stdout] test tests::concurrent_access ... ok [INFO] [stdout] test tests::different_regions_multi_threaded ... ok [INFO] [stdout] test tests::dining_philosophers_different_region ... ok [INFO] [stdout] test tests::dining_philosophers_same_region ... ok [INFO] [stdout] test tests::same_regions ... ok [INFO] [stderr] Doc-tests jthread [INFO] [stdout] [INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.51s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 5 tests [INFO] [stdout] test src/lib.rs - JMutex::new (line 145) ... ok [INFO] [stdout] test src/lib.rs - Region (line 82) ... ok [INFO] [stdout] test src/lib.rs - JMutex::with_default (line 168) ... ok [INFO] [stdout] test src/lib.rs - JMutex (line 121) ... ok [INFO] [stdout] test src/lib.rs - sync (line 376) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.48s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "42445a8f634b9835b9b08f2ce1ea75651848921148bd966b9e84fca49cc8f3f8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "42445a8f634b9835b9b08f2ce1ea75651848921148bd966b9e84fca49cc8f3f8", kill_on_drop: false }` [INFO] [stdout] 42445a8f634b9835b9b08f2ce1ea75651848921148bd966b9e84fca49cc8f3f8