[INFO] fetching crate wait_not_await 0.2.1... [INFO] testing wait_not_await-0.2.1 against beta-2025-09-21 for beta-1.91-3 [INFO] extracting crate wait_not_await 0.2.1 into /workspace/builds/worker-4-tc2/source [INFO] started tweaking crates.io crate wait_not_await 0.2.1 [INFO] finished tweaking crates.io crate wait_not_await 0.2.1 [INFO] tweaked toml for crates.io crate wait_not_await 0.2.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate wait_not_await 0.2.1 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] 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-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 644d5435c6879e31e6d20b0cec83a4483bd1f7d35f62e3a236c2667d803481a7 [INFO] running `Command { std: "docker" "start" "-a" "644d5435c6879e31e6d20b0cec83a4483bd1f7d35f62e3a236c2667d803481a7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "644d5435c6879e31e6d20b0cec83a4483bd1f7d35f62e3a236c2667d803481a7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "644d5435c6879e31e6d20b0cec83a4483bd1f7d35f62e3a236c2667d803481a7", kill_on_drop: false }` [INFO] [stdout] 644d5435c6879e31e6d20b0cec83a4483bd1f7d35f62e3a236c2667d803481a7 [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=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] 911c9450ac3ee813044b737d3405429bb38731a47a73083f255cba0f7a058555 [INFO] running `Command { std: "docker" "start" "-a" "911c9450ac3ee813044b737d3405429bb38731a47a73083f255cba0f7a058555", kill_on_drop: false }` [INFO] [stderr] Compiling wait_not_await v0.2.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:51:13 [INFO] [stdout] | [INFO] [stdout] 51 | result_sender.send(result); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 51 | let _ = result_sender.send(result); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.17s [INFO] running `Command { std: "docker" "inspect" "911c9450ac3ee813044b737d3405429bb38731a47a73083f255cba0f7a058555", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "911c9450ac3ee813044b737d3405429bb38731a47a73083f255cba0f7a058555", kill_on_drop: false }` [INFO] [stdout] 911c9450ac3ee813044b737d3405429bb38731a47a73083f255cba0f7a058555 [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=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] e27afeb9e72fde22e795e11f7e559858266901c82937f02e2612825338ab3344 [INFO] running `Command { std: "docker" "start" "-a" "e27afeb9e72fde22e795e11f7e559858266901c82937f02e2612825338ab3344", kill_on_drop: false }` [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:51:13 [INFO] [stdout] | [INFO] [stdout] 51 | result_sender.send(result); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 51 | let _ = result_sender.send(result); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling wait_not_await v0.2.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: value captured by `result` is never read [INFO] [stdout] --> src/tests.rs:66:9 [INFO] [stdout] | [INFO] [stdout] 66 | result = "Hello, World!"; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: did you mean to capture by reference instead? [INFO] [stdout] = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:51:13 [INFO] [stdout] | [INFO] [stdout] 51 | result_sender.send(result); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 51 | let _ = result_sender.send(result); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.69s [INFO] running `Command { std: "docker" "inspect" "e27afeb9e72fde22e795e11f7e559858266901c82937f02e2612825338ab3344", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e27afeb9e72fde22e795e11f7e559858266901c82937f02e2612825338ab3344", kill_on_drop: false }` [INFO] [stdout] e27afeb9e72fde22e795e11f7e559858266901c82937f02e2612825338ab3344 [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=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] 219f6bea82743ccf6fb687bb132ee07408716667c6916f2e070c0270cbacd08d [INFO] running `Command { std: "docker" "start" "-a" "219f6bea82743ccf6fb687bb132ee07408716667c6916f2e070c0270cbacd08d", kill_on_drop: false }` [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/lib.rs:51:13 [INFO] [stderr] | [INFO] [stderr] 51 | result_sender.send(result); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 51 | let _ = result_sender.send(result); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: `wait_not_await` (lib) generated 1 warning [INFO] [stderr] warning: value captured by `result` is never read [INFO] [stderr] --> src/tests.rs:66:9 [INFO] [stderr] | [INFO] [stderr] 66 | result = "Hello, World!"; [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: did you mean to capture by reference instead? [INFO] [stderr] = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: `wait_not_await` (lib test) generated 2 warnings (1 duplicate) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/wait_not_await-ac7e60a4538d1bd4) [INFO] [stdout] [INFO] [stdout] running 6 tests [INFO] [stdout] test tests::test_wait_not_enough ... ok [INFO] [stdout] test tests::test_result_loop ... ok [INFO] [stdout] test tests::test_then ... ok [INFO] [stdout] test tests::test_mut ... ok [INFO] [stdout] test tests::test_wait_none ... ok [INFO] [stdout] test tests::test_wait_more ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.01s [INFO] [stdout] [INFO] [stderr] Doc-tests wait_not_await [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test src/lib.rs - Await::then (line 98) ... ok [INFO] [stdout] test src/lib.rs - Await::new (line 19) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.80s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "219f6bea82743ccf6fb687bb132ee07408716667c6916f2e070c0270cbacd08d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "219f6bea82743ccf6fb687bb132ee07408716667c6916f2e070c0270cbacd08d", kill_on_drop: false }` [INFO] [stdout] 219f6bea82743ccf6fb687bb132ee07408716667c6916f2e070c0270cbacd08d