[INFO] fetching crate yield-return 0.2.0...
[INFO] testing yield-return-0.2.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate yield-return 0.2.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate yield-return 0.2.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate yield-return 0.2.0
[INFO] tweaked toml for crates.io crate yield-return 0.2.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate yield-return 0.2.0 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] crate crates.io crate yield-return 0.2.0 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-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 38375ced8828c1b075456e28c923b2f56d07d0c231b793304fd400a25cfafaca
[INFO] running `Command { std: "docker" "start" "-a" "38375ced8828c1b075456e28c923b2f56d07d0c231b793304fd400a25cfafaca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "38375ced8828c1b075456e28c923b2f56d07d0c231b793304fd400a25cfafaca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38375ced8828c1b075456e28c923b2f56d07d0c231b793304fd400a25cfafaca", kill_on_drop: false }`
[INFO] [stdout] 38375ced8828c1b075456e28c923b2f56d07d0c231b793304fd400a25cfafaca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 8c01bbfa6f59c174c91e44a766372e289ca9507b5a6084f9c2671e096fa303c6
[INFO] running `Command { std: "docker" "start" "-a" "8c01bbfa6f59c174c91e44a766372e289ca9507b5a6084f9c2671e096fa303c6", kill_on_drop: false }`
[INFO] [stderr]    Compiling yield-return v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.21s
[INFO] running `Command { std: "docker" "inspect" "8c01bbfa6f59c174c91e44a766372e289ca9507b5a6084f9c2671e096fa303c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c01bbfa6f59c174c91e44a766372e289ca9507b5a6084f9c2671e096fa303c6", kill_on_drop: false }`
[INFO] [stdout] 8c01bbfa6f59c174c91e44a766372e289ca9507b5a6084f9c2671e096fa303c6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 0e5538e9a106c1f1c27025b45a31d88314718afe3dbc2339538ac5e7a178c419
[INFO] running `Command { std: "docker" "start" "-a" "0e5538e9a106c1f1c27025b45a31d88314718afe3dbc2339538ac5e7a178c419", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling syn v2.0.96
[INFO] [stderr]    Compiling structmeta-derive v0.3.0
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling rt-local-macros v0.1.4
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling structmeta v0.3.0
[INFO] [stderr]    Compiling derive-ex v0.1.8
[INFO] [stderr]    Compiling slabmap v0.2.1
[INFO] [stderr]    Compiling rt-local-core v0.1.3
[INFO] [stderr]    Compiling rt-local v0.1.4
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling yield-return v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 12.57s
[INFO] running `Command { std: "docker" "inspect" "0e5538e9a106c1f1c27025b45a31d88314718afe3dbc2339538ac5e7a178c419", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e5538e9a106c1f1c27025b45a31d88314718afe3dbc2339538ac5e7a178c419", kill_on_drop: false }`
[INFO] [stdout] 0e5538e9a106c1f1c27025b45a31d88314718afe3dbc2339538ac5e7a178c419
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 3847b1204992c466d466d8f55640d43cd32c48e8335ec6267300287dbfa4442a
[INFO] running `Command { std: "docker" "start" "-a" "3847b1204992c466d466d8f55640d43cd32c48e8335ec6267300287dbfa4442a", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/yield_return-6bce268c16f0e970)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/async_iter.rs (/opt/rustwide/target/debug/deps/async_iter-a233fba2d6b0f1b9)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test fused ... ok
[INFO] [stdout] test check_sync_send ... ok
[INFO] [stdout] test values_with_lifetime ... ok
[INFO] [stdout] test values_ret_iter ... ok
[INFO] [stdout] test no_value ... ok
[INFO] [stdout] test values ... ok
[INFO] [stdout] test no_await_1 - should panic ... ok
[INFO] [stdout] test no_await_2 - should panic ... ok
[INFO] [stdout] test use_sleep ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.10s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/iter.rs (/opt/rustwide/target/debug/deps/iter-cf241142f39c9e43)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test check_sync_send ... ok
[INFO] [stdout] test fused ... ok
[INFO] [stdout] test no_value ... ok
[INFO] [stdout] test values ... ok
[INFO] [stdout] test values_ret_iter ... ok
[INFO] [stdout] test values_with_lifetime ... ok
[INFO] [stdout] test no_await_2 - should panic ... ok
[INFO] [stdout] test no_await_1 - should panic ... ok
[INFO] [stdout] test use_pending - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/local_async_iter.rs (/opt/rustwide/target/debug/deps/local_async_iter-a5a60197ba130c19)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test check_not_send ... ok
[INFO] [stdout] test values ... ok
[INFO] [stdout] test values_ret_iter ... ok
[INFO] [stdout] test fused ... ok
[INFO] [stdout] test values_with_lifetime ... ok
[INFO] [stdout] test no_value ... ok
[INFO] [stdout] test no_await_1 - should panic ... ok
[INFO] [stdout] test no_await_2 - should panic ... ok
[INFO] [stdout] test use_sleep ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.11s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/local_iter.rs (/opt/rustwide/target/debug/deps/local_iter-d3261b268b6ffada)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test check_not_send ... ok
[INFO] [stdout] test fused ... ok
[INFO] [stdout] test values_ret_iter ... ok
[INFO] [stdout] test values ... ok
[INFO] [stdout] test no_value ... ok
[INFO] [stdout] test values_with_lifetime ... ok
[INFO] [stdout] test no_await_2 - should panic ... ok
[INFO] [stdout] test no_await_1 - should panic ... ok
[INFO] [stdout] test use_pending - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/tests.rs (/opt/rustwide/target/debug/deps/tests-fef9913fd13a9bfe)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test fused ... ok
[INFO] [stdout] test no_value ... ok
[INFO] [stdout] test values_ret_iter ... ok
[INFO] [stdout] test values_with_lifetime ... ok
[INFO] [stdout] test values ... ok
[INFO] [stdout] test invalid_await - should panic ... ok
[INFO] [stdout] test no_await_2 - should panic ... ok
[INFO] [stdout] test no_await_1 - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests yield_return
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/local_iter.rs - local_iter::LocalIter<'a,T>::new (line 97) ... ok
[INFO] [stdout] test src/lib.rs - (line 5) ... ok
[INFO] [stdout] test src/tests_readme.rs - tests_readme (line 12) ... ok
[INFO] [stdout] test src/iter.rs - iter::AsyncIter<'a,T>::new (line 157) ... ok
[INFO] [stdout] test src/iter.rs - iter::Iter<'a,T>::new (line 100) ... ok
[INFO] [stdout] test src/local_iter.rs - local_iter::LocalAsyncIter<'a,T>::new (line 152) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.77s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3847b1204992c466d466d8f55640d43cd32c48e8335ec6267300287dbfa4442a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3847b1204992c466d466d8f55640d43cd32c48e8335ec6267300287dbfa4442a", kill_on_drop: false }`
[INFO] [stdout] 3847b1204992c466d466d8f55640d43cd32c48e8335ec6267300287dbfa4442a