[INFO] fetching crate grammartec 0.3.1...
[INFO] testing grammartec-0.3.1 against beta-2026-01-20 for beta-1.94-1
[INFO] extracting crate grammartec 0.3.1 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate grammartec 0.3.1
[INFO] finished tweaking crates.io crate grammartec 0.3.1
[INFO] tweaked toml for crates.io crate grammartec 0.3.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate grammartec 0.3.1 on toolchain beta-2026-01-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-01-20" "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-2026-01-20" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 53 packages to latest compatible versions
[INFO] [stderr]       Adding pyo3 v0.18.3 (available: v0.27.2)
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.2)
[INFO] [stderr]       Adding regex-syntax v0.6.29 (available: v0.8.8)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-01-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f4babfe1c27d50f2d4cf8d1e4721d35bd4bb79449c09c3d3fdc18c1a140543bd
[INFO] running `Command { std: "docker" "start" "-a" "f4babfe1c27d50f2d4cf8d1e4721d35bd4bb79449c09c3d3fdc18c1a140543bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f4babfe1c27d50f2d4cf8d1e4721d35bd4bb79449c09c3d3fdc18c1a140543bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4babfe1c27d50f2d4cf8d1e4721d35bd4bb79449c09c3d3fdc18c1a140543bd", kill_on_drop: false }`
[INFO] [stdout] f4babfe1c27d50f2d4cf8d1e4721d35bd4bb79449c09c3d3fdc18c1a140543bd
[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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dfc245cc4882f05b9c05e5b20f1080dd106b1f3a0cd61ccd828fe48a76414743
[INFO] running `Command { std: "docker" "start" "-a" "dfc245cc4882f05b9c05e5b20f1080dd106b1f3a0cd61ccd828fe48a76414743", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling memoffset v0.8.0
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling target-lexicon v0.12.16
[INFO] [stderr]    Compiling unindent v0.1.11
[INFO] [stderr]    Compiling indoc v1.0.9
[INFO] [stderr]    Compiling regex_mutator v0.3.1
[INFO] [stderr]    Compiling getrandom v0.2.17
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling pyo3-build-config v0.18.3
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling loaded_dice v0.2.2
[INFO] [stderr]    Compiling num-rational v0.4.2
[INFO] [stderr]    Compiling num v0.4.3
[INFO] [stderr]    Compiling pyo3-ffi v0.18.3
[INFO] [stderr]    Compiling pyo3 v0.18.3
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling pyo3-macros-backend v0.18.3
[INFO] [stderr]    Compiling pyo3-macros v0.18.3
[INFO] [stderr]    Compiling grammartec v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.19s
[INFO] running `Command { std: "docker" "inspect" "dfc245cc4882f05b9c05e5b20f1080dd106b1f3a0cd61ccd828fe48a76414743", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dfc245cc4882f05b9c05e5b20f1080dd106b1f3a0cd61ccd828fe48a76414743", kill_on_drop: false }`
[INFO] [stdout] dfc245cc4882f05b9c05e5b20f1080dd106b1f3a0cd61ccd828fe48a76414743
[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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ef094807088b52712804d0b8c92338093d80bf2d77aebf5acab9781f18287029
[INFO] running `Command { std: "docker" "start" "-a" "ef094807088b52712804d0b8c92338093d80bf2d77aebf5acab9781f18287029", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling grammartec v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.01s
[INFO] running `Command { std: "docker" "inspect" "ef094807088b52712804d0b8c92338093d80bf2d77aebf5acab9781f18287029", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef094807088b52712804d0b8c92338093d80bf2d77aebf5acab9781f18287029", kill_on_drop: false }`
[INFO] [stdout] ef094807088b52712804d0b8c92338093d80bf2d77aebf5acab9781f18287029
[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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8225385b039f395fe1b35bdaacf93eeb3aaed1be06222698afd62f5f79665bb3
[INFO] running `Command { std: "docker" "start" "-a" "8225385b039f395fe1b35bdaacf93eeb3aaed1be06222698afd62f5f79665bb3", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/grammartec-f39e8e0e1e480614)
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test newtypes::tests::rule_id ... ok
[INFO] [stdout] test newtypes::tests::node_id ... ok
[INFO] [stdout] test newtypes::tests::nterm_id ... ok
[INFO] [stdout] test context::tests::test_context ... ok
[INFO] [stdout] test mutator::tests::check_minimize_rec ... ok
[INFO] [stdout] test context::tests::simple_context ... ok
[INFO] [stdout] test mutator::tests::check_minimize_tree ... ok
[INFO] [stdout] test chunkstore::tests::chunk_store ... ok
[INFO] [stdout] test mutator::tests::check_mut_random_recursion ... ok
[INFO] [stdout] test mutator::tests::check_det_rules_values ... ok
[INFO] [stdout] test context::tests::test_generate_len ... ok
[INFO] [stdout] test tree::tests::check_unparse_iter ... ok
[INFO] [stdout] test tree::tests::check_find_recursions ... ok
[INFO] [stdout] test tree::tests::check_calc_paren_iter ... ok
[INFO] [stdout] test tree::tests::check_calc_sizes_iter ... ok
[INFO] [stdout] test mutator::tests::deterministic_splice ... ok
[INFO] [stdout] test mutator::tests::deterministic_rule ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 7.30s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests grammartec
[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" "8225385b039f395fe1b35bdaacf93eeb3aaed1be06222698afd62f5f79665bb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8225385b039f395fe1b35bdaacf93eeb3aaed1be06222698afd62f5f79665bb3", kill_on_drop: false }`
[INFO] [stdout] 8225385b039f395fe1b35bdaacf93eeb3aaed1be06222698afd62f5f79665bb3
