[INFO] fetching crate koto_test_utils 0.16.0...
[INFO] testing koto_test_utils-0.16.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate koto_test_utils 0.16.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate koto_test_utils 0.16.0
[INFO] finished tweaking crates.io crate koto_test_utils 0.16.0
[INFO] tweaked toml for crates.io crate koto_test_utils 0.16.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate koto_test_utils 0.16.0 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] crate crates.io crate koto_test_utils 0.16.0 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-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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] b8e07306974e94ad746710679dfc42a3c9e9468faa9dcd82ac26900415c6d50e
[INFO] running `Command { std: "docker" "start" "-a" "b8e07306974e94ad746710679dfc42a3c9e9468faa9dcd82ac26900415c6d50e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b8e07306974e94ad746710679dfc42a3c9e9468faa9dcd82ac26900415c6d50e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8e07306974e94ad746710679dfc42a3c9e9468faa9dcd82ac26900415c6d50e", kill_on_drop: false }`
[INFO] [stdout] b8e07306974e94ad746710679dfc42a3c9e9468faa9dcd82ac26900415c6d50e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] ed9bc686685d9596fe47f1d73e8d2edb40e5505eaffa2675c34d6d7026ef1d00
[INFO] running `Command { std: "docker" "start" "-a" "ed9bc686685d9596fe47f1d73e8d2edb40e5505eaffa2675c34d6d7026ef1d00", kill_on_drop: false }`
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]    Compiling unicode-width v0.2.0
[INFO] [stderr]    Compiling unicode-xid v0.2.6
[INFO] [stderr]    Compiling koto_memory v0.16.0
[INFO] [stderr]    Compiling smallvec v1.15.0
[INFO] [stderr]    Compiling pulldown-cmark v0.13.0
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]    Compiling dunce v1.0.5
[INFO] [stderr]    Compiling rustc-hash v2.1.1
[INFO] [stderr]    Compiling hashbrown v0.15.2
[INFO] [stderr]    Compiling circular-buffer v1.1.0
[INFO] [stderr]    Compiling iana-time-zone v0.1.63
[INFO] [stderr]    Compiling instant v0.1.13
[INFO] [stderr]    Compiling koto_lexer v0.16.0
[INFO] [stderr]    Compiling chrono v0.4.40
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling bitflags v2.9.0
[INFO] [stderr]    Compiling saturating_cast v0.1.0
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]    Compiling indexmap v2.9.0
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling derive-name-macros v1.1.1
[INFO] [stderr]    Compiling koto_derive v0.16.0
[INFO] [stderr]    Compiling derive-name v1.1.0
[INFO] [stderr]    Compiling koto_parser v0.16.0
[INFO] [stderr]    Compiling koto_bytecode v0.16.0
[INFO] [stderr]    Compiling koto_runtime v0.16.0
[INFO] [stderr]    Compiling koto_test_utils v0.16.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 24.60s
[INFO] running `Command { std: "docker" "inspect" "ed9bc686685d9596fe47f1d73e8d2edb40e5505eaffa2675c34d6d7026ef1d00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed9bc686685d9596fe47f1d73e8d2edb40e5505eaffa2675c34d6d7026ef1d00", kill_on_drop: false }`
[INFO] [stdout] ed9bc686685d9596fe47f1d73e8d2edb40e5505eaffa2675c34d6d7026ef1d00
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] dc29f34521948473fcb8d0cb34315847d2009698501cb5b31f7c6e0fd1555eae
[INFO] running `Command { std: "docker" "start" "-a" "dc29f34521948473fcb8d0cb34315847d2009698501cb5b31f7c6e0fd1555eae", kill_on_drop: false }`
[INFO] [stderr]    Compiling koto_test_utils v0.16.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "dc29f34521948473fcb8d0cb34315847d2009698501cb5b31f7c6e0fd1555eae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc29f34521948473fcb8d0cb34315847d2009698501cb5b31f7c6e0fd1555eae", kill_on_drop: false }`
[INFO] [stdout] dc29f34521948473fcb8d0cb34315847d2009698501cb5b31f7c6e0fd1555eae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] e50687643a2aa6cb0d2d0db6e8beedacc8881fd724b6ffc4807dfdce5968bb4c
[INFO] running `Command { std: "docker" "start" "-a" "e50687643a2aa6cb0d2d0db6e8beedacc8881fd724b6ffc4807dfdce5968bb4c", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/koto_test_utils-690c6176777d0a82)
[INFO] [stderr]    Doc-tests koto_test_utils
[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] [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" "e50687643a2aa6cb0d2d0db6e8beedacc8881fd724b6ffc4807dfdce5968bb4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e50687643a2aa6cb0d2d0db6e8beedacc8881fd724b6ffc4807dfdce5968bb4c", kill_on_drop: false }`
[INFO] [stdout] e50687643a2aa6cb0d2d0db6e8beedacc8881fd724b6ffc4807dfdce5968bb4c