[INFO] fetching crate entangled 1.3.0... [INFO] testing entangled-1.3.0 against beta-2025-09-21 for beta-1.91-3 [INFO] extracting crate entangled 1.3.0 into /workspace/builds/worker-1-tc2/source [INFO] started tweaking crates.io crate entangled 1.3.0 [INFO] finished tweaking crates.io crate entangled 1.3.0 [INFO] tweaked toml for crates.io crate entangled 1.3.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate entangled 1.3.0 on toolchain beta-2025-09-21 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "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" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 119 packages to latest compatible versions [INFO] [stderr] Adding async-channel v1.9.0 (available: v2.5.0) [INFO] [stderr] Adding criterion v0.3.6 (available: v0.7.0) [INFO] [stderr] Adding futures-lite v1.13.0 (available: v2.6.1) [INFO] [stderr] Adding switchyard v0.2.1 (available: v0.3.1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 14125e8e91747e81e2604ae4784113137c5419de72922ccedf410a547a91bd37 [INFO] running `Command { std: "docker" "start" "-a" "14125e8e91747e81e2604ae4784113137c5419de72922ccedf410a547a91bd37", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "14125e8e91747e81e2604ae4784113137c5419de72922ccedf410a547a91bd37", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "14125e8e91747e81e2604ae4784113137c5419de72922ccedf410a547a91bd37", kill_on_drop: false }` [INFO] [stdout] 14125e8e91747e81e2604ae4784113137c5419de72922ccedf410a547a91bd37 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4f24d9d964462a20d6f0676565a4888f6be6314a7a6458e05a1d4a9b006ebb0c [INFO] running `Command { std: "docker" "start" "-a" "4f24d9d964462a20d6f0676565a4888f6be6314a7a6458e05a1d4a9b006ebb0c", kill_on_drop: false }` [INFO] [stderr] Compiling futures-io v0.3.31 [INFO] [stderr] Compiling concurrent-queue v2.5.0 [INFO] [stderr] Compiling fastrand v2.3.0 [INFO] [stderr] Compiling fastrand v1.9.0 [INFO] [stderr] Compiling waker-fn v1.2.0 [INFO] [stderr] Compiling async-task v4.7.1 [INFO] [stderr] Compiling event-listener v2.5.3 [INFO] [stderr] Compiling futures-lite v1.13.0 [INFO] [stderr] Compiling futures-lite v2.6.1 [INFO] [stderr] Compiling async-channel v1.9.0 [INFO] [stderr] Compiling async-executor v1.13.3 [INFO] [stderr] Compiling entangled v1.3.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `inner` is never read [INFO] [stdout] --> src/lib.rs:99:5 [INFO] [stdout] | [INFO] [stdout] 97 | pub struct ThreadPool { [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] 98 | executor: Arc>, [INFO] [stdout] 99 | inner: Arc, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ThreadPool` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.39s [INFO] running `Command { std: "docker" "inspect" "4f24d9d964462a20d6f0676565a4888f6be6314a7a6458e05a1d4a9b006ebb0c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4f24d9d964462a20d6f0676565a4888f6be6314a7a6458e05a1d4a9b006ebb0c", kill_on_drop: false }` [INFO] [stdout] 4f24d9d964462a20d6f0676565a4888f6be6314a7a6458e05a1d4a9b006ebb0c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] cba0584ff58ea0f2af203cdcea7f6dc64faf088893d2e033b7967a9ba2d8602f [INFO] running `Command { std: "docker" "start" "-a" "cba0584ff58ea0f2af203cdcea7f6dc64faf088893d2e033b7967a9ba2d8602f", kill_on_drop: false }` [INFO] [stderr] Compiling event-listener v5.4.1 [INFO] [stderr] Compiling serde v1.0.228 [INFO] [stderr] Compiling rustix v1.1.2 [INFO] [stderr] Compiling parking_lot_core v0.8.6 [INFO] [stderr] Compiling linux-raw-sys v0.11.0 [INFO] [stderr] Compiling instant v0.1.13 [INFO] [stderr] Compiling async-io v2.6.0 [INFO] [stderr] Compiling slotmap v1.0.7 [INFO] [stderr] Compiling piper v0.2.4 [INFO] [stderr] Compiling priority-queue v1.4.0 [INFO] [stderr] Compiling hashbrown v0.12.3 [INFO] [stderr] Compiling value-bag v1.11.1 [INFO] [stderr] Compiling serde_json v1.0.145 [INFO] [stderr] Compiling csv-core v0.1.12 [INFO] [stderr] Compiling num_cpus v1.17.0 [INFO] [stderr] Compiling errno v0.3.14 [INFO] [stderr] Compiling futures-task v0.3.31 [INFO] [stderr] Compiling arrayvec v0.7.6 [INFO] [stderr] Compiling affinity v0.1.2 [INFO] [stdout] warning: field `inner` is never read [INFO] [stdout] --> src/lib.rs:99:5 [INFO] [stdout] | [INFO] [stdout] 97 | pub struct ThreadPool { [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] 98 | executor: Arc>, [INFO] [stdout] 99 | inner: Arc, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ThreadPool` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling log v0.4.28 [INFO] [stderr] Compiling event-listener-strategy v0.5.4 [INFO] [stderr] Compiling parking_lot v0.11.2 [INFO] [stderr] Compiling indexmap v1.9.3 [INFO] [stderr] Compiling kv-log-macro v1.0.7 [INFO] [stderr] Compiling async-channel v2.5.0 [INFO] [stderr] Compiling async-lock v3.4.1 [INFO] [stderr] Compiling blocking v1.6.2 [INFO] [stderr] Compiling futures-intrusive v0.4.2 [INFO] [stderr] Compiling csv v1.3.1 [INFO] [stderr] Compiling serde_cbor v0.11.2 [INFO] [stderr] Compiling switchyard v0.2.1 [INFO] [stderr] Compiling tinytemplate v1.2.1 [INFO] [stderr] Compiling criterion v0.3.6 [INFO] [stderr] Compiling polling v3.11.0 [INFO] [stderr] Compiling async-global-executor v2.4.1 [INFO] [stderr] Compiling async-std v1.13.2 [INFO] [stderr] Compiling entangled v1.3.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `inner` is never read [INFO] [stdout] --> src/lib.rs:99:5 [INFO] [stdout] | [INFO] [stdout] 97 | pub struct ThreadPool { [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] 98 | executor: Arc>, [INFO] [stdout] 99 | inner: Arc, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ThreadPool` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 16.47s [INFO] running `Command { std: "docker" "inspect" "cba0584ff58ea0f2af203cdcea7f6dc64faf088893d2e033b7967a9ba2d8602f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cba0584ff58ea0f2af203cdcea7f6dc64faf088893d2e033b7967a9ba2d8602f", kill_on_drop: false }` [INFO] [stdout] cba0584ff58ea0f2af203cdcea7f6dc64faf088893d2e033b7967a9ba2d8602f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] cc3e0f958e4791c5f4ff0b8246756d5d1a12e4ec505d3be285f23978c221a88f [INFO] running `Command { std: "docker" "start" "-a" "cc3e0f958e4791c5f4ff0b8246756d5d1a12e4ec505d3be285f23978c221a88f", kill_on_drop: false }` [INFO] [stderr] warning: field `inner` is never read [INFO] [stderr] --> src/lib.rs:99:5 [INFO] [stderr] | [INFO] [stderr] 97 | pub struct ThreadPool { [INFO] [stderr] | ---------- field in this struct [INFO] [stderr] 98 | executor: Arc>, [INFO] [stderr] 99 | inner: Arc, [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `ThreadPool` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: `entangled` (lib) generated 1 warning [INFO] [stderr] warning: `entangled` (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/entangled-25dcb83c32c9f4b1) [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test tests::test_scoped_spawn ... ok [INFO] [stdout] test tests::test_task_spawn ... ok [INFO] [stdout] test tests::test_custom_handler ... ok [INFO] [stderr] Doc-tests entangled [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test src/lib.rs - (line 10) ... ok [INFO] [stdout] test src/lib.rs - ThreadPool::new (line 107) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.37s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "cc3e0f958e4791c5f4ff0b8246756d5d1a12e4ec505d3be285f23978c221a88f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cc3e0f958e4791c5f4ff0b8246756d5d1a12e4ec505d3be285f23978c221a88f", kill_on_drop: false }` [INFO] [stdout] cc3e0f958e4791c5f4ff0b8246756d5d1a12e4ec505d3be285f23978c221a88f