[INFO] fetching crate thread_cell 0.2.3... [INFO] testing thread_cell-0.2.3 against beta-2025-10-28 for beta-1.92-2 [INFO] extracting crate thread_cell 0.2.3 into /workspace/builds/worker-2-tc2/source [INFO] started tweaking crates.io crate thread_cell 0.2.3 [INFO] finished tweaking crates.io crate thread_cell 0.2.3 [INFO] tweaked toml for crates.io crate thread_cell 0.2.3 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate thread_cell 0.2.3 on toolchain beta-2025-10-28 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate thread_cell 0.2.3 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" "+beta-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4dd5a3b06bb6cdb933b52475c94a677acb2d7e1b251c65e372ca7a78948b191f [INFO] running `Command { std: "docker" "start" "-a" "4dd5a3b06bb6cdb933b52475c94a677acb2d7e1b251c65e372ca7a78948b191f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4dd5a3b06bb6cdb933b52475c94a677acb2d7e1b251c65e372ca7a78948b191f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4dd5a3b06bb6cdb933b52475c94a677acb2d7e1b251c65e372ca7a78948b191f", kill_on_drop: false }` [INFO] [stdout] 4dd5a3b06bb6cdb933b52475c94a677acb2d7e1b251c65e372ca7a78948b191f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c362f42d2daf6d7ab4c732872c2dd1e204b898f3a5fb8c291646becc3c1d92c9 [INFO] running `Command { std: "docker" "start" "-a" "c362f42d2daf6d7ab4c732872c2dd1e204b898f3a5fb8c291646becc3c1d92c9", kill_on_drop: false }` [INFO] [stderr] Compiling thread_cell v0.2.3 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.19s [INFO] running `Command { std: "docker" "inspect" "c362f42d2daf6d7ab4c732872c2dd1e204b898f3a5fb8c291646becc3c1d92c9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c362f42d2daf6d7ab4c732872c2dd1e204b898f3a5fb8c291646becc3c1d92c9", kill_on_drop: false }` [INFO] [stdout] c362f42d2daf6d7ab4c732872c2dd1e204b898f3a5fb8c291646becc3c1d92c9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f0efc8dedf98989298cd4e7df9dc614cfb0ab2e3c671c1742ad079983dc99d04 [INFO] running `Command { std: "docker" "start" "-a" "f0efc8dedf98989298cd4e7df9dc614cfb0ab2e3c671c1742ad079983dc99d04", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.176 [INFO] [stderr] Compiling serde_core v1.0.227 [INFO] [stderr] Compiling serde v1.0.227 [INFO] [stderr] Compiling serde_derive v1.0.227 [INFO] [stderr] Compiling half v2.6.0 [INFO] [stderr] Compiling regex-syntax v0.8.6 [INFO] [stderr] Compiling ciborium-io v0.2.2 [INFO] [stderr] Compiling clap_builder v4.5.48 [INFO] [stderr] Compiling tokio-macros v2.5.0 [INFO] [stderr] Compiling criterion-plot v0.5.0 [INFO] [stderr] Compiling ciborium-ll v0.2.2 [INFO] [stderr] Compiling anes v0.1.6 [INFO] [stderr] Compiling thread_cell v0.2.3 (/opt/rustwide/workdir) [INFO] [stderr] Compiling regex-automata v0.4.11 [INFO] [stderr] Compiling parking_lot_core v0.9.12 [INFO] [stderr] Compiling signal-hook-registry v1.4.6 [INFO] [stderr] Compiling mio v1.0.4 [INFO] [stderr] Compiling parking_lot v0.12.5 [INFO] [stderr] Compiling socket2 v0.6.1 [INFO] [stderr] Compiling is-terminal v0.4.16 [INFO] [stderr] Compiling clap v4.5.48 [INFO] [stderr] Compiling serde_json v1.0.145 [INFO] [stderr] Compiling tokio v1.47.1 [INFO] [stderr] Compiling regex v1.11.3 [INFO] [stderr] Compiling tinytemplate v1.2.1 [INFO] [stderr] Compiling ciborium v0.2.2 [INFO] [stderr] Compiling criterion v0.5.1 [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 39.29s [INFO] running `Command { std: "docker" "inspect" "f0efc8dedf98989298cd4e7df9dc614cfb0ab2e3c671c1742ad079983dc99d04", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f0efc8dedf98989298cd4e7df9dc614cfb0ab2e3c671c1742ad079983dc99d04", kill_on_drop: false }` [INFO] [stdout] f0efc8dedf98989298cd4e7df9dc614cfb0ab2e3c671c1742ad079983dc99d04 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 799f62bba50891846198dcb35a9c74ed7bffe1f0b92e571f03f381fcbe42e4d0 [INFO] running `Command { std: "docker" "start" "-a" "799f62bba50891846198dcb35a9c74ed7bffe1f0b92e571f03f381fcbe42e4d0", kill_on_drop: false }` [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.15s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/thread_cell-28535e5300feeaa8) [INFO] [stdout] [INFO] [stdout] running 6 tests [INFO] [stdout] test tests::basic_run_blocking_works ... ok [INFO] [stdout] test tests::dropping_cell_does_not_panic ... ok [INFO] [stdout] test tests::can_be_sent_to_another_thread ... ok [INFO] [stdout] test tests::can_hold_non_send_type ... ok [INFO] [stdout] test tests::concurrent_run_blocking_requests_are_serialized ... ok [INFO] [stdout] test tests::session_blocking_gives_mutable_access ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s [INFO] [stdout] [INFO] [stderr] Doc-tests thread_cell [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test src/../README.md - (line 114) ... ok [INFO] [stdout] test src/../README.md - (line 46) ... FAILED [INFO] [stdout] test src/../README.md - (line 21) ... ok [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/../README.md - (line 46) stdout ---- [INFO] [stdout] error[E0599]: no method named `run` found for struct `ThreadCell` in the current scope [INFO] [stdout] --> src/../README.md:76:19 [INFO] [stdout] | [INFO] [stdout] 32 | a.run(|state| { [INFO] [stdout] | --^^^ method not found in `ThreadCell>>` [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/../README.md:76:24 [INFO] [stdout] | [INFO] [stdout] 32 | a.run(|state| { [INFO] [stdout] | ^^^^^ [INFO] [stdout] 33 | state.borrow_mut().score += 5; [INFO] [stdout] | ----- type must be known at this point [INFO] [stdout] | [INFO] [stdout] help: consider giving this closure parameter an explicit type [INFO] [stdout] | [INFO] [stdout] 32 | a.run(|state: /* Type */| { [INFO] [stdout] | ++++++++++++ [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `run` found for struct `ThreadCell` in the current scope [INFO] [stdout] --> src/../README.md:84:19 [INFO] [stdout] | [INFO] [stdout] 40 | b.run(|state| { [INFO] [stdout] | --^^^ method not found in `ThreadCell>>` [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/../README.md:84:24 [INFO] [stdout] | [INFO] [stdout] 40 | b.run(|state| { [INFO] [stdout] | ^^^^^ [INFO] [stdout] 41 | state.borrow_mut().score += 20; [INFO] [stdout] | ----- type must be known at this point [INFO] [stdout] | [INFO] [stdout] help: consider giving this closure parameter an explicit type [INFO] [stdout] | [INFO] [stdout] 40 | b.run(|state: /* Type */| { [INFO] [stdout] | ++++++++++++ [INFO] [stdout] [INFO] [stdout] error: aborting due to 4 previous errors [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0282, E0599. [INFO] [stdout] For more information about an error, try `rustc --explain E0282`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/../README.md - (line 46) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 2 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.70s [INFO] [stdout] [INFO] [stdout] all doctests ran in 0.94s; merged doctests compilation took 0.23s [INFO] [stderr] error: doctest failed, to rerun pass `--doc` [INFO] running `Command { std: "docker" "inspect" "799f62bba50891846198dcb35a9c74ed7bffe1f0b92e571f03f381fcbe42e4d0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "799f62bba50891846198dcb35a9c74ed7bffe1f0b92e571f03f381fcbe42e4d0", kill_on_drop: false }` [INFO] [stdout] 799f62bba50891846198dcb35a9c74ed7bffe1f0b92e571f03f381fcbe42e4d0