[INFO] fetching crate dyck 0.1.0...
[INFO] testing dyck-0.1.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate dyck 0.1.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate dyck 0.1.0
[INFO] finished tweaking crates.io crate dyck 0.1.0
[INFO] tweaked toml for crates.io crate dyck 0.1.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate dyck 0.1.0 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 5 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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] a93237a36c99b1a3f504272e5a5ca339632c407d4a12744fd8b144a91591d9d6
[INFO] running `Command { std: "docker" "start" "-a" "a93237a36c99b1a3f504272e5a5ca339632c407d4a12744fd8b144a91591d9d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a93237a36c99b1a3f504272e5a5ca339632c407d4a12744fd8b144a91591d9d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a93237a36c99b1a3f504272e5a5ca339632c407d4a12744fd8b144a91591d9d6", kill_on_drop: false }`
[INFO] [stdout] a93237a36c99b1a3f504272e5a5ca339632c407d4a12744fd8b144a91591d9d6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] d4405d2af6974fc84874df43efb65261a028c4bedc9345246845a72b7568edb8
[INFO] running `Command { std: "docker" "start" "-a" "d4405d2af6974fc84874df43efb65261a028c4bedc9345246845a72b7568edb8", kill_on_drop: false }`
[INFO] [stderr]    Compiling dyck v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] running `Command { std: "docker" "inspect" "d4405d2af6974fc84874df43efb65261a028c4bedc9345246845a72b7568edb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4405d2af6974fc84874df43efb65261a028c4bedc9345246845a72b7568edb8", kill_on_drop: false }`
[INFO] [stdout] d4405d2af6974fc84874df43efb65261a028c4bedc9345246845a72b7568edb8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] b944b8ade0244249676f1d586dd77c47167dd1f0e3fd6d92e9f056c63e6809f8
[INFO] running `Command { std: "docker" "start" "-a" "b944b8ade0244249676f1d586dd77c47167dd1f0e3fd6d92e9f056c63e6809f8", kill_on_drop: false }`
[INFO] [stderr]    Compiling dyck v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `Command { std: "docker" "inspect" "b944b8ade0244249676f1d586dd77c47167dd1f0e3fd6d92e9f056c63e6809f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b944b8ade0244249676f1d586dd77c47167dd1f0e3fd6d92e9f056c63e6809f8", kill_on_drop: false }`
[INFO] [stdout] b944b8ade0244249676f1d586dd77c47167dd1f0e3fd6d92e9f056c63e6809f8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] aa31e0b18c647979b76662c440f182ec5d878f9bc4d4103427fcfe3da5689ba1
[INFO] running `Command { std: "docker" "start" "-a" "aa31e0b18c647979b76662c440f182ec5d878f9bc4d4103427fcfe3da5689ba1", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/dyck-05ca73d92e59bb86)
[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/core.rs (/opt/rustwide/target/debug/deps/core-12713559a25ef990)
[INFO] [stdout] 
[INFO] [stdout] running 28 tests
[INFO] [stdout] test core_tests::appending_completes_sequence_needing_closures ... ok
[INFO] [stdout] test core_tests::appending_to_empty_sequence_returns_empty ... ok
[INFO] [stdout] test core_tests::appending_corrects_sequence_with_multiple_unmatched_opens ... ok
[INFO] [stdout] test core_tests::appending_to_valid_sequence_returns_same_sequence ... ok
[INFO] [stdout] test core_tests::get_close ... ok
[INFO] [stdout] test core_tests::get_k_with_multiple_pairs ... ok
[INFO] [stdout] test core_tests::get_k_with_no_pairs ... ok
[INFO] [stdout] test core_tests::appending_error_for_leading_close_token ... ok
[INFO] [stdout] test core_tests::is_valid_incorrect_closing_order ... ok
[INFO] [stdout] test core_tests::longest_valid_prefix_empty_word ... ok
[INFO] [stdout] test core_tests::longest_valid_prefix ... ok
[INFO] [stdout] test core_tests::new_from_arr_no_duplicates ... ok
[INFO] [stdout] test core_tests::new_from_vec_no_duplicates ... ok
[INFO] [stdout] test core_tests::new_from_vec_with_duplicate_opening_tokens ... ok
[INFO] [stdout] test core_tests::get_open ... ok
[INFO] [stdout] test core_tests::longest_valid_prefix_with_unmatched_open ... ok
[INFO] [stdout] test core_tests::inverse_operations_get_open_get_close ... ok
[INFO] [stdout] test core_tests::is_close ... ok
[INFO] [stdout] test core_tests::longest_valid_prefix_with_unmatched_close ... ok
[INFO] [stdout] test core_tests::is_valid_empty_word ... ok
[INFO] [stdout] test core_tests::new_from_vec_with_duplicate_pairs ... ok
[INFO] [stdout] test core_tests::is_valid ... ok
[INFO] [stdout] test core_tests::is_balanced ... ok
[INFO] [stdout] test core_tests::new_from_vec_with_duplicate_closing_tokens ... ok
[INFO] [stdout] test core_tests::get_k_with_single_pair ... ok
[INFO] [stdout] test core_tests::is_open ... ok
[INFO] [stdout] test core_tests::longest_valid_prefix_entire_word ... ok
[INFO] [stdout] test core_tests::longest_valid_prefix_incorrect_nesting ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 28 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/enums.rs (/opt/rustwide/target/debug/deps/enums-71cb9012bfc2fd8b)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests dyck
[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] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 17) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.34s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "aa31e0b18c647979b76662c440f182ec5d878f9bc4d4103427fcfe3da5689ba1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa31e0b18c647979b76662c440f182ec5d878f9bc4d4103427fcfe3da5689ba1", kill_on_drop: false }`
[INFO] [stdout] aa31e0b18c647979b76662c440f182ec5d878f9bc4d4103427fcfe3da5689ba1