[INFO] fetching crate walkback-core 0.2.2...
[INFO] testing walkback-core-0.2.2 against 1.100.0-beta.1 for beta-1.100-2
[INFO] extracting crate walkback-core 0.2.2 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate walkback-core 0.2.2
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate walkback-core 0.2.2
[INFO] tweaked toml for crates.io crate walkback-core 0.2.2 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate walkback-core 0.2.2 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate walkback-core 0.2.2 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" "+1.100.0-beta.1" "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/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] e0f4558c2dcc427dfdd2d3d96a62f9c8793af287a7462dcee4c5d61c78ed8c09
[INFO] running `Command { std: "docker" "start" "e0f4558c2dcc427dfdd2d3d96a62f9c8793af287a7462dcee4c5d61c78ed8c09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e0f4558c2dcc427dfdd2d3d96a62f9c8793af287a7462dcee4c5d61c78ed8c09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "e0f4558c2dcc427dfdd2d3d96a62f9c8793af287a7462dcee4c5d61c78ed8c09" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e0f4558c2dcc427dfdd2d3d96a62f9c8793af287a7462dcee4c5d61c78ed8c09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "e0f4558c2dcc427dfdd2d3d96a62f9c8793af287a7462dcee4c5d61c78ed8c09" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.186
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]    Compiling bitflags v2.13.0
[INFO] [stderr]    Compiling log v0.4.32
[INFO] [stderr]    Compiling nix v0.31.3
[INFO] [stderr]    Compiling memchr v2.8.2
[INFO] [stderr]    Compiling similar v2.7.0
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]    Compiling serde_json v1.0.150
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling inotify-sys v0.1.5
[INFO] [stderr]    Compiling filetime v0.2.29
[INFO] [stderr]    Compiling mio v0.8.11
[INFO] [stderr]    Compiling fs2 v0.4.3
[INFO] [stderr]    Compiling inotify v0.9.6
[INFO] [stderr]    Compiling notify v6.1.1
[INFO] [stderr]    Compiling ctrlc v3.5.2
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling walkback-core v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.55s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nix v0.31.3
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "e0f4558c2dcc427dfdd2d3d96a62f9c8793af287a7462dcee4c5d61c78ed8c09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "e0f4558c2dcc427dfdd2d3d96a62f9c8793af287a7462dcee4c5d61c78ed8c09" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling walkback-core v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 3.16s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nix v0.31.3
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "e0f4558c2dcc427dfdd2d3d96a62f9c8793af287a7462dcee4c5d61c78ed8c09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "e0f4558c2dcc427dfdd2d3d96a62f9c8793af287a7462dcee4c5d61c78ed8c09" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nix v0.31.3
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/build/walkback-core/51d1cce4db38ed27/out/walkback_core-51d1cce4db38ed27)
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test tests::writes_gitignore_on_init ... ok
[INFO] [stdout] test tests::refuses_paths_outside_the_project ... ok
[INFO] [stdout] test tests::re_tracking_a_path_is_a_cheap_noop ... ok
[INFO] [stdout] test tests::diff_shows_what_the_agent_changed ... ok
[INFO] [stdout] test tests::restores_a_symlink_not_its_target ... ok
[INFO] [stdout] test tests::double_track_keeps_earliest_snapshot ... ok
[INFO] [stdout] test tests::prunes_files_the_agent_added_to_a_tracked_dir ... ok
[INFO] [stdout] test tests::restores_executable_bit ... ok
[INFO] [stdout] test tests::rolls_back_modify_create_delete ... ok
[INFO] [stdout] test tests::ignores_noise_directories ... ok
[INFO] [stdout] test tests::selective_undo_reverts_one_file_keeping_the_rest ... ok
[INFO] [stdout] test tests::restores_a_deleted_directory_tree ... ok
[INFO] [stdout] test tests::redo_reapplies_the_rollback ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.13s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/walkback.rs (/opt/rustwide/target/debug/build/walkback-core/414f5d37a5725c84/out/walkback-414f5d37a5725c84)
[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/cli.rs (/opt/rustwide/target/debug/build/walkback-core/a0a830155cd93828/out/cli-a0a830155cd93828)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] [32m✓[0m walkback is now protecting this project
[INFO] [stdout]   [2mhook installed in /tmp/undo-cli-686-0/.claude/settings.local.json[0m
[INFO] [stdout]   every Claude Code session is auto-checkpointed before the agent acts
[INFO] [stdout]   reverse the last session anytime:  [1mwalkback rollback[0m
[INFO] [stdout] [32m✓[0m already protected (hook present in /tmp/undo-cli-686-0/.claude/settings.local.json)
[INFO] [stdout] [32m✓[0m walkback hook removed from /tmp/undo-cli-686-0/.claude/settings.local.json
[INFO] [stdout] test protect_installs_then_unprotect_removes_the_hook ... ok
[INFO] [stdout] [2m✓ snapshot cp001 taken — `walkback rollback` reverses anything below[0m
[INFO] [stdout] 
[INFO] [stdout] [32m✓[0m watching [1m/tmp/undo-cli-686-3[0m  (baseline cp001)
[INFO] [stdout]   [2many agent's changes here are now reversible — works with any tool[0m
[INFO] [stdout] walkback 0.2.2
[INFO] [stdout] [32m✓[0m rewound to [1mcp001[0m
[INFO] [stdout]   [32m⟲[0m restored /tmp/undo-cli-686-1/.gitignore
[INFO] [stdout]   [32m⟲[0m restored /tmp/undo-cli-686-1/data.txt
[INFO] [stdout]   [32m⟲[0m dir      /tmp/undo-cli-686-1
[INFO] [stdout] 
[INFO] [stdout]   [2mchanged your mind? `walkback redo`[0m
[INFO] [stdout] [32m✓[0m rewound to [1mcp001[0m
[INFO] [stdout]   [32m⟲[0m restored /tmp/undo-cli-686-3/f.txt
[INFO] [stdout]   [32m⟲[0m restored /tmp/undo-cli-686-3/.gitignore
[INFO] [stdout]   [32m⟲[0m dir      /tmp/undo-cli-686-3
[INFO] [stdout] 
[INFO] [stdout]   [2mchanged your mind? `walkback redo`[0m
[INFO] [stdout] test watch_baseline_makes_any_change_reversible ... ok
[INFO] [stdout] test undo_run_snapshots_then_reverses ... ok
[INFO] [stdout] [32m✓[0m rewound to [1mcp001[0m
[INFO] [stdout]   [32m⟲[0m restored /tmp/undo-cli-686-2/app.js
[INFO] [stdout]   [32m⟲[0m restored /tmp/undo-cli-686-2/.gitignore
[INFO] [stdout]   [32m⟲[0m dir      /tmp/undo-cli-686-2
[INFO] [stdout] 
[INFO] [stdout]   [2mchanged your mind? `walkback redo`[0m
[INFO] [stdout] test hook_auto_checkpoints_so_edits_are_reversible ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.11s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/concurrency.rs (/opt/rustwide/target/debug/build/walkback-core/d08b327879475d33/out/concurrency-d08b327879475d33)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running tests/property.rs (/opt/rustwide/target/debug/build/walkback-core/2eef780e1689624c/out/property-2eef780e1689624c)
[INFO] [stdout] test concurrent_writers_dont_corrupt_the_journal ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.36s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test round_trip_then_redo_then_round_trip ... ok
[INFO] [stdout] test random_sequences_round_trip_exactly ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 8.13s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests walkback_core
[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" "e0f4558c2dcc427dfdd2d3d96a62f9c8793af287a7462dcee4c5d61c78ed8c09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0f4558c2dcc427dfdd2d3d96a62f9c8793af287a7462dcee4c5d61c78ed8c09", kill_on_drop: false }`
[INFO] [stdout] e0f4558c2dcc427dfdd2d3d96a62f9c8793af287a7462dcee4c5d61c78ed8c09
