[INFO] fetching crate neco-diffcore 0.1.0...
[INFO] testing neco-diffcore-0.1.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate neco-diffcore 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate neco-diffcore 0.1.0
[INFO] finished tweaking crates.io crate neco-diffcore 0.1.0
[INFO] tweaked toml for crates.io crate neco-diffcore 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate neco-diffcore 0.1.0 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 neco-diffcore 0.1.0 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] [stderr]     Blocking waiting for file lock on package cache
[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] cee806774dda18d91f36c4cf303046b201d5c1b5842d62717d70ddd1c7b2b41f
[INFO] running `Command { std: "docker" "start" "-a" "cee806774dda18d91f36c4cf303046b201d5c1b5842d62717d70ddd1c7b2b41f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cee806774dda18d91f36c4cf303046b201d5c1b5842d62717d70ddd1c7b2b41f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cee806774dda18d91f36c4cf303046b201d5c1b5842d62717d70ddd1c7b2b41f", kill_on_drop: false }`
[INFO] [stdout] cee806774dda18d91f36c4cf303046b201d5c1b5842d62717d70ddd1c7b2b41f
[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] 11afe38366601a83f8aa48d1b3abff0a1e1f5697fd3c90217f6d9b491580d57d
[INFO] running `Command { std: "docker" "start" "-a" "11afe38366601a83f8aa48d1b3abff0a1e1f5697fd3c90217f6d9b491580d57d", kill_on_drop: false }`
[INFO] [stderr]    Compiling neco-textpatch v0.1.1
[INFO] [stderr]    Compiling neco-diffcore v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `Command { std: "docker" "inspect" "11afe38366601a83f8aa48d1b3abff0a1e1f5697fd3c90217f6d9b491580d57d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11afe38366601a83f8aa48d1b3abff0a1e1f5697fd3c90217f6d9b491580d57d", kill_on_drop: false }`
[INFO] [stdout] 11afe38366601a83f8aa48d1b3abff0a1e1f5697fd3c90217f6d9b491580d57d
[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] 7789bf6277939ee1dd579ddd71b2b134dc4317c20a682857b57c83e52291c688
[INFO] running `Command { std: "docker" "start" "-a" "7789bf6277939ee1dd579ddd71b2b134dc4317c20a682857b57c83e52291c688", kill_on_drop: false }`
[INFO] [stderr]    Compiling neco-diffcore v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `Command { std: "docker" "inspect" "7789bf6277939ee1dd579ddd71b2b134dc4317c20a682857b57c83e52291c688", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7789bf6277939ee1dd579ddd71b2b134dc4317c20a682857b57c83e52291c688", kill_on_drop: false }`
[INFO] [stdout] 7789bf6277939ee1dd579ddd71b2b134dc4317c20a682857b57c83e52291c688
[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] 7305caea5a383568e7356fb3d272fb10794114ded300a07166afcbb4b770f346
[INFO] running `Command { std: "docker" "start" "-a" "7305caea5a383568e7356fb3d272fb10794114ded300a07166afcbb4b770f346", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/neco_diffcore-81ae1a5578278cb8)
[INFO] [stdout] running 26 tests
[INFO] [stdout] test tests::diff_all_deleted ... ok
[INFO] [stdout] test tests::diff_all_inserted ... ok
[INFO] [stdout] test tests::diff_intra_line_multibyte ... ok
[INFO] [stdout] test tests::diff_intra_line_detects_changes ... ok
[INFO] [stdout] test tests::diff_multibyte ... ok
[INFO] [stdout] test tests::diff_identical_texts ... ok
[INFO] [stdout] test tests::roundtrip_consecutive_deletes_and_inserts ... ok
[INFO] [stdout] test tests::roundtrip_delete_at_end ... ok
[INFO] [stdout] test tests::roundtrip_empty_to_empty ... ok
[INFO] [stdout] test tests::diff_empty_texts ... ok
[INFO] [stdout] test tests::roundtrip_insert_at_beginning ... ok
[INFO] [stdout] test tests::to_hunks_merges_close_changes ... ok
[INFO] [stdout] test tests::roundtrip_insert_at_end ... ok
[INFO] [stdout] test tests::side_by_side_layout ... ok
[INFO] [stdout] test tests::roundtrip_mixed_changes ... ok
[INFO] [stdout] test tests::roundtrip_multibyte ... ok
[INFO] [stdout] test tests::roundtrip_no_trailing_newline ... ok
[INFO] [stdout] test tests::to_hunks_splits_by_context ... ok
[INFO] [stdout] test tests::side_by_side_insert_only ... ok
[INFO] [stdout] test tests::side_by_side_delete_only ... ok
[INFO] [stdout] test tests::roundtrip_all_deleted ... ok
[INFO] [stdout] test tests::roundtrip_delete_at_beginning ... ok
[INFO] [stdout] test tests::roundtrip_all_inserted ... ok
[INFO] [stdout] test tests::diff_mixed_changes ... ok
[INFO] [stderr]    Doc-tests neco_diffcore
[INFO] [stdout] test tests::roundtrip_identical ... ok
[INFO] [stdout] test tests::roundtrip_complex ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 26 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[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" "7305caea5a383568e7356fb3d272fb10794114ded300a07166afcbb4b770f346", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7305caea5a383568e7356fb3d272fb10794114ded300a07166afcbb4b770f346", kill_on_drop: false }`
[INFO] [stdout] 7305caea5a383568e7356fb3d272fb10794114ded300a07166afcbb4b770f346
