[INFO] fetching crate closure_attr 0.4.0...
[INFO] testing closure_attr-0.4.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate closure_attr 0.4.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate closure_attr 0.4.0
[INFO] finished tweaking crates.io crate closure_attr 0.4.0
[INFO] tweaked toml for crates.io crate closure_attr 0.4.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate closure_attr 0.4.0 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 6 packages to latest compatible versions
[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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] b11189295c80c8cb440e48805c46294ec8fee5de9f11c47f2f83eccaf284385a
[INFO] running `Command { std: "docker" "start" "-a" "b11189295c80c8cb440e48805c46294ec8fee5de9f11c47f2f83eccaf284385a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b11189295c80c8cb440e48805c46294ec8fee5de9f11c47f2f83eccaf284385a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b11189295c80c8cb440e48805c46294ec8fee5de9f11c47f2f83eccaf284385a", kill_on_drop: false }`
[INFO] [stdout] b11189295c80c8cb440e48805c46294ec8fee5de9f11c47f2f83eccaf284385a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] e9628600c245695bdc888975f3f5df9527a5e3c32b76111d324bb73c381fe81c
[INFO] running `Command { std: "docker" "start" "-a" "e9628600c245695bdc888975f3f5df9527a5e3c32b76111d324bb73c381fe81c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling closure_attr_core v0.4.0
[INFO] [stderr]    Compiling closure_attr_derive v0.4.0
[INFO] [stderr]    Compiling closure_attr v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.19s
[INFO] running `Command { std: "docker" "inspect" "e9628600c245695bdc888975f3f5df9527a5e3c32b76111d324bb73c381fe81c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9628600c245695bdc888975f3f5df9527a5e3c32b76111d324bb73c381fe81c", kill_on_drop: false }`
[INFO] [stdout] e9628600c245695bdc888975f3f5df9527a5e3c32b76111d324bb73c381fe81c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] ad560d53ece92de7f61d597c10c3036fb1cd4074dd89c62a8ed18dc862d270d5
[INFO] running `Command { std: "docker" "start" "-a" "ad560d53ece92de7f61d597c10c3036fb1cd4074dd89c62a8ed18dc862d270d5", kill_on_drop: false }`
[INFO] [stderr]    Compiling closure_attr v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `Command { std: "docker" "inspect" "ad560d53ece92de7f61d597c10c3036fb1cd4074dd89c62a8ed18dc862d270d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad560d53ece92de7f61d597c10c3036fb1cd4074dd89c62a8ed18dc862d270d5", kill_on_drop: false }`
[INFO] [stdout] ad560d53ece92de7f61d597c10c3036fb1cd4074dd89c62a8ed18dc862d270d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 690ab14c6836b9e968f48cfce21cfdfdc323c9b09451aad3731520034bcb89a3
[INFO] running `Command { std: "docker" "start" "-a" "690ab14c6836b9e968f48cfce21cfdfdc323c9b09451aad3731520034bcb89a3", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/closure_attr-dc93762b32f0d001)
[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/tests.rs (/opt/rustwide/target/debug/deps/tests-f624db7fbc112052)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test capture_whole ... ok
[INFO] [stdout] test embedded_closure ... ok
[INFO] [stdout] test dead_fail ... ok
[INFO] [stdout] test return_in_panic_body ... ok
[INFO] [stdout] test live_fail ... ok
[INFO] [stdout] test live_panic ... ok
[INFO] [stdout] test return_in_body ... ok
[INFO] [stdout] test prevent_rc_loop ... ok
[INFO] [stdout] test dead_panic - 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]    Doc-tests closure_attr
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/lib.rs - (line 123) ... ignored
[INFO] [stdout] test src/lib.rs - (line 145) ... ignored
[INFO] [stdout] test src/lib.rs - (line 38) ... ignored
[INFO] [stdout] test src/lib.rs - (line 92) ... ignored
[INFO] [stdout] test src/lib.rs - (line 7) ... ok
[INFO] [stdout] test src/lib.rs - (line 66) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 4 ignored; 0 measured; 0 filtered out; finished in 0.31s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "690ab14c6836b9e968f48cfce21cfdfdc323c9b09451aad3731520034bcb89a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "690ab14c6836b9e968f48cfce21cfdfdc323c9b09451aad3731520034bcb89a3", kill_on_drop: false }`
[INFO] [stdout] 690ab14c6836b9e968f48cfce21cfdfdc323c9b09451aad3731520034bcb89a3