[INFO] fetching crate internal_iterator_rec 0.1.1...
[INFO] testing internal_iterator_rec-0.1.1 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate internal_iterator_rec 0.1.1 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate internal_iterator_rec 0.1.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate internal_iterator_rec 0.1.1
[INFO] tweaked toml for crates.io crate internal_iterator_rec 0.1.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate internal_iterator_rec 0.1.1 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] crate crates.io crate internal_iterator_rec 0.1.1 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] 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] 89955abd8cf68d97e974151cc169249c0d46c7a60eb4bad0e734218b0ccfd94a
[INFO] running `Command { std: "docker" "start" "-a" "89955abd8cf68d97e974151cc169249c0d46c7a60eb4bad0e734218b0ccfd94a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "89955abd8cf68d97e974151cc169249c0d46c7a60eb4bad0e734218b0ccfd94a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89955abd8cf68d97e974151cc169249c0d46c7a60eb4bad0e734218b0ccfd94a", kill_on_drop: false }`
[INFO] [stdout] 89955abd8cf68d97e974151cc169249c0d46c7a60eb4bad0e734218b0ccfd94a
[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] 2e51ed097db91e70cd6e2994cb401287783514ef7ad29dfcc9fdfb57bb17c00f
[INFO] running `Command { std: "docker" "start" "-a" "2e51ed097db91e70cd6e2994cb401287783514ef7ad29dfcc9fdfb57bb17c00f", kill_on_drop: false }`
[INFO] [stderr]    Compiling internal-iterator v0.2.3
[INFO] [stderr]    Compiling internal_iterator_rec v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "2e51ed097db91e70cd6e2994cb401287783514ef7ad29dfcc9fdfb57bb17c00f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e51ed097db91e70cd6e2994cb401287783514ef7ad29dfcc9fdfb57bb17c00f", kill_on_drop: false }`
[INFO] [stdout] 2e51ed097db91e70cd6e2994cb401287783514ef7ad29dfcc9fdfb57bb17c00f
[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] 79761b8d93ae791125da21421415a7a340b883bcaac26dd38f27f6c3f3a655a2
[INFO] running `Command { std: "docker" "start" "-a" "79761b8d93ae791125da21421415a7a340b883bcaac26dd38f27f6c3f3a655a2", kill_on_drop: false }`
[INFO] [stderr]    Compiling internal_iterator_rec v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "79761b8d93ae791125da21421415a7a340b883bcaac26dd38f27f6c3f3a655a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79761b8d93ae791125da21421415a7a340b883bcaac26dd38f27f6c3f3a655a2", kill_on_drop: false }`
[INFO] [stdout] 79761b8d93ae791125da21421415a7a340b883bcaac26dd38f27f6c3f3a655a2
[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] 91151cb0854a4749cf9af970cab577a0ddd47c5d8e3d10721b5d3f68ebf9a316
[INFO] running `Command { std: "docker" "start" "-a" "91151cb0854a4749cf9af970cab577a0ddd47c5d8e3d10721b5d3f68ebf9a316", 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/internal_iterator_rec-e482007f230ff5f6)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/usability_test.rs (/opt/rustwide/target/debug/deps/usability_test-7aff534ddecfc451)
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests internal_iterator_rec
[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] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test run_the_sample_code ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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] running `Command { std: "docker" "inspect" "91151cb0854a4749cf9af970cab577a0ddd47c5d8e3d10721b5d3f68ebf9a316", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91151cb0854a4749cf9af970cab577a0ddd47c5d8e3d10721b5d3f68ebf9a316", kill_on_drop: false }`
[INFO] [stdout] 91151cb0854a4749cf9af970cab577a0ddd47c5d8e3d10721b5d3f68ebf9a316