[INFO] fetching crate bisector 0.4.0...
[INFO] testing bisector-0.4.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate bisector 0.4.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate bisector 0.4.0
[INFO] finished tweaking crates.io crate bisector 0.4.0
[INFO] tweaked toml for crates.io crate bisector 0.4.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate bisector 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] crate crates.io crate bisector 0.4.0 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] 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] ae116060f377dfe5f0b2506ab59f9010db0d033827819793fd75e2edc88b3436
[INFO] running `Command { std: "docker" "start" "-a" "ae116060f377dfe5f0b2506ab59f9010db0d033827819793fd75e2edc88b3436", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ae116060f377dfe5f0b2506ab59f9010db0d033827819793fd75e2edc88b3436", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae116060f377dfe5f0b2506ab59f9010db0d033827819793fd75e2edc88b3436", kill_on_drop: false }`
[INFO] [stdout] ae116060f377dfe5f0b2506ab59f9010db0d033827819793fd75e2edc88b3436
[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] bf704ca8f00d8cdfffdd4db7a2ad6cee07b49eefca7596e9c1f131fecf55099a
[INFO] running `Command { std: "docker" "start" "-a" "bf704ca8f00d8cdfffdd4db7a2ad6cee07b49eefca7596e9c1f131fecf55099a", kill_on_drop: false }`
[INFO] [stderr]    Compiling bisector v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] running `Command { std: "docker" "inspect" "bf704ca8f00d8cdfffdd4db7a2ad6cee07b49eefca7596e9c1f131fecf55099a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf704ca8f00d8cdfffdd4db7a2ad6cee07b49eefca7596e9c1f131fecf55099a", kill_on_drop: false }`
[INFO] [stdout] bf704ca8f00d8cdfffdd4db7a2ad6cee07b49eefca7596e9c1f131fecf55099a
[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] 8690c8b6b87dc1accb368a8d48986cc55a191b1de12a540904a61910ef3a8daf
[INFO] running `Command { std: "docker" "start" "-a" "8690c8b6b87dc1accb368a8d48986cc55a191b1de12a540904a61910ef3a8daf", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling semver v1.0.4
[INFO] [stderr]    Compiling yare-macro v1.0.1
[INFO] [stderr]    Compiling yare v1.0.1
[INFO] [stderr]    Compiling bisector v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 4.80s
[INFO] running `Command { std: "docker" "inspect" "8690c8b6b87dc1accb368a8d48986cc55a191b1de12a540904a61910ef3a8daf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8690c8b6b87dc1accb368a8d48986cc55a191b1de12a540904a61910ef3a8daf", kill_on_drop: false }`
[INFO] [stdout] 8690c8b6b87dc1accb368a8d48986cc55a191b1de12a540904a61910ef3a8daf
[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] 11c6f618132d248a70a6399cd7a92cf655cec408e836f6c634b80744cbfafef2
[INFO] running `Command { std: "docker" "start" "-a" "11c6f618132d248a70a6399cd7a92cf655cec408e836f6c634b80744cbfafef2", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/bisector-93fd8787e445ec10)
[INFO] [stdout] 
[INFO] [stdout] running 36 tests
[INFO] [stdout] test tests::bisect::bisect_on_empty_view_converge_to_left ... ok
[INFO] [stdout] test tests::bisect::bisect_on_empty_view_converge_to_right ... ok
[INFO] [stdout] test tests::bisect::bisect_on_view_with_many_elements_converge_to_left ... ok
[INFO] [stdout] test tests::bisect::bisect_on_view_with_many_elements_converge_to_right ... ok
[INFO] [stdout] test tests::bisect::bisect_on_view_with_many_elements_re_use_same_indices_means_no_progress ... ok
[INFO] [stdout] test tests::bisect::bisect_on_view_with_many_elements_converge_zig_zag ... ok
[INFO] [stdout] test tests::bisect::bisect_on_view_with_one_element_converge_to_left ... ok
[INFO] [stdout] test tests::bisect::bisect_on_view_with_one_element_converge_to_right ... ok
[INFO] [stdout] test tests::bisect::new_bisector::one_to_ten ... ok
[INFO] [stdout] test tests::bisect_complex::get_new ... ok
[INFO] [stdout] test tests::bisect_complex::bisect_minor_version_is_at_least_50 ... ok
[INFO] [stdout] test tests::indices::create_starting_indices_from_bisector::one ... ok
[INFO] [stdout] test tests::indices::create_indices_with_new ... ok
[INFO] [stdout] test tests::indices::create_starting_indices_from_bisector::one_to_ten ... ok
[INFO] [stdout] test tests::bisect::new_bisector::empty ... ok
[INFO] [stdout] test tests::indices::create_starting_indices_try_from_bisector::one ... ok
[INFO] [stdout] test tests::indices::middle_of_indices::one_two ... ok
[INFO] [stdout] test tests::indices::middle_of_indices::one_zero ... ok
[INFO] [stdout] test tests::indices::creating_starting_indices_try_from_bisector_with_empty_slice_should_error ... ok
[INFO] [stdout] test tests::bisect::new_bisector::one ... ok
[INFO] [stdout] test tests::indices::create_starting_indices_try_from_bisector::one_to_ten ... ok
[INFO] [stdout] test tests::indices::middle_of_indices::one_one ... ok
[INFO] [stdout] test tests::indices::middle_of_indices::two_one ... ok
[INFO] [stdout] test tests::indices::middle_of_indices::zero_one ... ok
[INFO] [stdout] test tests::indices::middle_of_indices::zero_three ... ok
[INFO] [stdout] test tests::indices::middle_of_indices::two_zero ... ok
[INFO] [stdout] test tests::indices::middle_of_indices::zeros ... ok
[INFO] [stdout] test tests::try_bisect::try_bisect_already_converged ... ok
[INFO] [stdout] test tests::indices::middle_of_indices::zero_two ... ok
[INFO] [stdout] test tests::try_bisect::try_bisect_on_view_with_many_elements_converge_to_right_ok ... ok
[INFO] [stdout] test tests::try_bisect::try_bisect_on_view_with_many_elements_converge_to_left_ok ... ok
[INFO] [stdout] test tests::try_bisect::try_bisect_on_view_with_many_elements_re_use_same_indices_means_no_progress_with_ok ... ok
[INFO] [stdout] test tests::try_bisect::try_bisect_with_err ... ok
[INFO] [stdout] test tests::try_bisect::try_bisect_on_view_with_many_elements_converge_zig_zag_ok ... ok
[INFO] [stdout] test tests::indices::middle_of_indices::zero_four ... ok
[INFO] [stdout] test tests::indices::creating_starting_indices_from_bisector_with_empty_slice_panics - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 36 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests bisector
[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" "11c6f618132d248a70a6399cd7a92cf655cec408e836f6c634b80744cbfafef2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11c6f618132d248a70a6399cd7a92cf655cec408e836f6c634b80744cbfafef2", kill_on_drop: false }`
[INFO] [stdout] 11c6f618132d248a70a6399cd7a92cf655cec408e836f6c634b80744cbfafef2