[INFO] fetching crate pez-fork-tree 12.0.0...
[INFO] testing pez-fork-tree-12.0.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate pez-fork-tree 12.0.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate pez-fork-tree 12.0.0
[INFO] finished tweaking crates.io crate pez-fork-tree 12.0.0
[INFO] tweaked toml for crates.io crate pez-fork-tree 12.0.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate pez-fork-tree 12.0.0 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate pez-fork-tree 12.0.0 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-2026-04-21" "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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a69e1b347743d6dd76a9ebdcc69bbd487d506e0ad7468eec30ac3f16d306041a
[INFO] running `Command { std: "docker" "start" "-a" "a69e1b347743d6dd76a9ebdcc69bbd487d506e0ad7468eec30ac3f16d306041a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a69e1b347743d6dd76a9ebdcc69bbd487d506e0ad7468eec30ac3f16d306041a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a69e1b347743d6dd76a9ebdcc69bbd487d506e0ad7468eec30ac3f16d306041a", kill_on_drop: false }`
[INFO] [stdout] a69e1b347743d6dd76a9ebdcc69bbd487d506e0ad7468eec30ac3f16d306041a
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 22cc51184bd8c1d97f89324d5f6ecc3c8f44b81035941af92d274214cd2738a7
[INFO] running `Command { std: "docker" "start" "-a" "22cc51184bd8c1d97f89324d5f6ecc3c8f44b81035941af92d274214cd2738a7", kill_on_drop: false }`
[INFO] [stderr]    Compiling equivalent v1.0.2
[INFO] [stderr]    Compiling winnow v0.7.14
[INFO] [stderr]    Compiling hashbrown v0.16.1
[INFO] [stderr]    Compiling toml_datetime v0.7.5+spec-1.1.0
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling syn v2.0.111
[INFO] [stderr]    Compiling const_format_proc_macros v0.2.34
[INFO] [stderr]    Compiling parity-scale-codec v3.7.5
[INFO] [stderr]    Compiling indexmap v2.12.1
[INFO] [stderr]    Compiling const_format v0.2.35
[INFO] [stderr]    Compiling toml_parser v1.0.6+spec-1.1.0
[INFO] [stderr]    Compiling toml_edit v0.23.10+spec-1.0.0
[INFO] [stderr]    Compiling proc-macro-crate v3.4.0
[INFO] [stderr]    Compiling parity-scale-codec-derive v3.7.5
[INFO] [stderr]    Compiling impl-trait-for-tuples v0.2.3
[INFO] [stderr]    Compiling pez-fork-tree v12.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.70s
[INFO] running `Command { std: "docker" "inspect" "22cc51184bd8c1d97f89324d5f6ecc3c8f44b81035941af92d274214cd2738a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22cc51184bd8c1d97f89324d5f6ecc3c8f44b81035941af92d274214cd2738a7", kill_on_drop: false }`
[INFO] [stdout] 22cc51184bd8c1d97f89324d5f6ecc3c8f44b81035941af92d274214cd2738a7
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 90b9889a54343c9c6c3602b0c4c0834cab67cb9c6aedc702fa92e056694e402c
[INFO] running `Command { std: "docker" "start" "-a" "90b9889a54343c9c6c3602b0c4c0834cab67cb9c6aedc702fa92e056694e402c", kill_on_drop: false }`
[INFO] [stderr]    Compiling pez-fork-tree v12.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.12s
[INFO] running `Command { std: "docker" "inspect" "90b9889a54343c9c6c3602b0c4c0834cab67cb9c6aedc702fa92e056694e402c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90b9889a54343c9c6c3602b0c4c0834cab67cb9c6aedc702fa92e056694e402c", kill_on_drop: false }`
[INFO] [stdout] 90b9889a54343c9c6c3602b0c4c0834cab67cb9c6aedc702fa92e056694e402c
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e5d7caad8b9f47695ed0d2bb8f5563bcbbd422a914818dfa195fad3a402ae21b
[INFO] running `Command { std: "docker" "start" "-a" "e5d7caad8b9f47695ed0d2bb8f5563bcbbd422a914818dfa195fad3a402ae21b", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/pez_fork_tree-eb9056bfb5df5319)
[INFO] [stdout] 
[INFO] [stdout] running 20 tests
[INFO] [stdout] test test::finalize_with_ancestor_works ... ok
[INFO] [stdout] test test::find_node_backtracks_after_finding_highest_descending_node ... ok
[INFO] [stdout] test test::finalize_with_descendent_works ... ok
[INFO] [stdout] test test::finalize_works ... ok
[INFO] [stdout] test test::find_node_index_with_predicate_works ... ok
[INFO] [stdout] test test::finalize_root_works ... ok
[INFO] [stdout] test test::drain_filter_works ... ok
[INFO] [stdout] test test::find_node_index_works ... ok
[INFO] [stdout] test test::import_doesnt_add_duplicates ... ok
[INFO] [stdout] test test::import_doesnt_revert ... ok
[INFO] [stdout] test test::iter_iterates_in_preorder ... ok
[INFO] [stdout] test test::map_works ... ok
[INFO] [stdout] test test::post_order_traversal_requirement ... ok
[INFO] [stdout] test test::prune_works_for_out_of_tree_hashes ... ok
[INFO] [stdout] test test::prune_works_for_not_direct_ancestor ... ok
[INFO] [stdout] test test::prune_works_for_far_away_ancestor ... ok
[INFO] [stdout] test test::rebalance_works ... ok
[INFO] [stdout] test test::prune_works_for_in_tree_hashes ... ok
[INFO] [stdout] test test::find_node_works ... ok
[INFO] [stdout] test test::minimizes_calls_to_is_descendent_of ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 20 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests pez_fork_tree
[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" "e5d7caad8b9f47695ed0d2bb8f5563bcbbd422a914818dfa195fad3a402ae21b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5d7caad8b9f47695ed0d2bb8f5563bcbbd422a914818dfa195fad3a402ae21b", kill_on_drop: false }`
[INFO] [stdout] e5d7caad8b9f47695ed0d2bb8f5563bcbbd422a914818dfa195fad3a402ae21b
