[INFO] fetching crate ukanren 0.0.5...
[INFO] testing ukanren-0.0.5 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate ukanren 0.0.5 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate ukanren 0.0.5
[INFO] finished tweaking crates.io crate ukanren 0.0.5
[INFO] tweaked toml for crates.io crate ukanren 0.0.5 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ukanren 0.0.5 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "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-2025-10-28" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 6 packages to latest compatible versions
[INFO] [stderr]       Adding itertools v0.10.5 (available: v0.14.0)
[INFO] [stderr]       Adding rpds v0.9.0 (available: v1.1.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] feaa1e78117f6084c1402dd29840f2db0fe92e9050eb150b223a89e07d348b69
[INFO] running `Command { std: "docker" "start" "-a" "feaa1e78117f6084c1402dd29840f2db0fe92e9050eb150b223a89e07d348b69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "feaa1e78117f6084c1402dd29840f2db0fe92e9050eb150b223a89e07d348b69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "feaa1e78117f6084c1402dd29840f2db0fe92e9050eb150b223a89e07d348b69", kill_on_drop: false }`
[INFO] [stdout] feaa1e78117f6084c1402dd29840f2db0fe92e9050eb150b223a89e07d348b69
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a0141f87d7d75d54672038e264d5f151ec43fd3347ba5ea664da43962e4827a4
[INFO] running `Command { std: "docker" "start" "-a" "a0141f87d7d75d54672038e264d5f151ec43fd3347ba5ea664da43962e4827a4", kill_on_drop: false }`
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling take_mut v0.2.2
[INFO] [stderr]    Compiling archery v0.4.0
[INFO] [stderr]    Compiling rpds v0.9.0
[INFO] [stderr]    Compiling ukanren v0.0.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.40s
[INFO] running `Command { std: "docker" "inspect" "a0141f87d7d75d54672038e264d5f151ec43fd3347ba5ea664da43962e4827a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0141f87d7d75d54672038e264d5f151ec43fd3347ba5ea664da43962e4827a4", kill_on_drop: false }`
[INFO] [stdout] a0141f87d7d75d54672038e264d5f151ec43fd3347ba5ea664da43962e4827a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b278ea34b6bc49f27268107d3aa03e415f328cc99503ec1202d760c82e155c63
[INFO] running `Command { std: "docker" "start" "-a" "b278ea34b6bc49f27268107d3aa03e415f328cc99503ec1202d760c82e155c63", kill_on_drop: false }`
[INFO] [stderr]    Compiling ukanren v0.0.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.93s
[INFO] running `Command { std: "docker" "inspect" "b278ea34b6bc49f27268107d3aa03e415f328cc99503ec1202d760c82e155c63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b278ea34b6bc49f27268107d3aa03e415f328cc99503ec1202d760c82e155c63", kill_on_drop: false }`
[INFO] [stdout] b278ea34b6bc49f27268107d3aa03e415f328cc99503ec1202d760c82e155c63
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ae59f299989792ef2a4e6763c5f8ce7b284de3867107fa0499d3758e743a3f36
[INFO] running `Command { std: "docker" "start" "-a" "ae59f299989792ef2a4e6763c5f8ce7b284de3867107fa0499d3758e743a3f36", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ukanren-4d6a28ff5d7f8b61)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test value::tests::atom_cmp ... ok
[INFO] [stdout] test value::tests::list_cmp ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/appendo.rs (/opt/rustwide/target/debug/deps/appendo-e952075b9c9779d4)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test forward_append ... ok
[INFO] [stdout] test guess_hole ... ok
[INFO] [stdout] test inverse_append ... ok
[INFO] [stdout] test palindrome ... ok
[INFO] [stdout] test reverse_basic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/goals.rs (/opt/rustwide/target/debug/deps/goals-b4c42b8753d5dfbd)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test chained_disjunction ... ok
[INFO] [stdout] test interleaving ... ok
[INFO] [stdout] test two_equal ... ok
[INFO] [stdout] test list_equal ... ok
[INFO] [stdout] test void_goal ... ok
[INFO] [stdout] test multi_equal ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ukanren
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/goal.rs - goal::Goal::and (line 20) ... ok
[INFO] [stdout] test src/goal.rs - goal::eq (line 191) ... ok
[INFO] [stdout] test src/goal.rs - goal::Goal::boxed (line 58) ... ok
[INFO] [stdout] test src/goal.rs - goal::delay (line 229) ... ok
[INFO] [stdout] test src/goal.rs - goal::run (line 341) ... ok
[INFO] [stdout] test src/goal.rs - goal::Goal::or (line 39) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.65s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ae59f299989792ef2a4e6763c5f8ce7b284de3867107fa0499d3758e743a3f36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae59f299989792ef2a4e6763c5f8ce7b284de3867107fa0499d3758e743a3f36", kill_on_drop: false }`
[INFO] [stdout] ae59f299989792ef2a4e6763c5f8ce7b284de3867107fa0499d3758e743a3f36