[INFO] fetching crate zerror_core 0.13.0...
[INFO] testing zerror_core-0.13.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate zerror_core 0.13.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate zerror_core 0.13.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate zerror_core 0.13.0
[INFO] tweaked toml for crates.io crate zerror_core 0.13.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate zerror_core 0.13.0 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 zerror_core 0.13.0 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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 75e1b24f790c1b99d30be5f8e22e14c4da14691c66867a6fc4632f8c88c75464
[INFO] running `Command { std: "docker" "start" "-a" "75e1b24f790c1b99d30be5f8e22e14c4da14691c66867a6fc4632f8c88c75464", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "75e1b24f790c1b99d30be5f8e22e14c4da14691c66867a6fc4632f8c88c75464", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75e1b24f790c1b99d30be5f8e22e14c4da14691c66867a6fc4632f8c88c75464", kill_on_drop: false }`
[INFO] [stdout] 75e1b24f790c1b99d30be5f8e22e14c4da14691c66867a6fc4632f8c88c75464
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] c0b13f0c98fd060a762f2270f2e01d1b0d7d81dbfd4f14f0bd91fe721554477b
[INFO] running `Command { std: "docker" "start" "-a" "c0b13f0c98fd060a762f2270f2e01d1b0d7d81dbfd4f14f0bd91fe721554477b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling buffertk v0.13.0
[INFO] [stderr]    Compiling zerror v0.8.0
[INFO] [stderr]    Compiling sig_fig_histogram v0.6.0
[INFO] [stderr]    Compiling biometrics v0.12.0
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling derive_util v0.5.0
[INFO] [stderr]    Compiling prototk_derive v0.13.0
[INFO] [stderr]    Compiling zerror_derive v0.7.0
[INFO] [stderr]    Compiling prototk v0.13.0
[INFO] [stderr]    Compiling one_two_eight v0.10.0
[INFO] [stderr]    Compiling tatl v0.13.0
[INFO] [stderr]    Compiling zerror_core v0.13.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.66s
[INFO] running `Command { std: "docker" "inspect" "c0b13f0c98fd060a762f2270f2e01d1b0d7d81dbfd4f14f0bd91fe721554477b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0b13f0c98fd060a762f2270f2e01d1b0d7d81dbfd4f14f0bd91fe721554477b", kill_on_drop: false }`
[INFO] [stdout] c0b13f0c98fd060a762f2270f2e01d1b0d7d81dbfd4f14f0bd91fe721554477b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 06777c153423c0bdbe8c6f4697c2e19f86b61e3132f9e4b4220297edc68789f6
[INFO] running `Command { std: "docker" "start" "-a" "06777c153423c0bdbe8c6f4697c2e19f86b61e3132f9e4b4220297edc68789f6", kill_on_drop: false }`
[INFO] [stderr]    Compiling zerror_core v0.13.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `Command { std: "docker" "inspect" "06777c153423c0bdbe8c6f4697c2e19f86b61e3132f9e4b4220297edc68789f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06777c153423c0bdbe8c6f4697c2e19f86b61e3132f9e4b4220297edc68789f6", kill_on_drop: false }`
[INFO] [stdout] 06777c153423c0bdbe8c6f4697c2e19f86b61e3132f9e4b4220297edc68789f6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 568a5c4baff1b647ff6bab60b62b00711a0ce6d7876fa3245241eaba50e86f66
[INFO] running `Command { std: "docker" "start" "-a" "568a5c4baff1b647ff6bab60b62b00711a0ce6d7876fa3245241eaba50e86f66", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/zerror_core-cc715272c61e6166)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::serialize_empty_error_core ... ok
[INFO] [stdout] test tests::serialize_used_error_core ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/derive.rs (/opt/rustwide/target/debug/deps/derive-1f255d1091e60c3c)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test core ... ok
[INFO] [stdout] test core_mut ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests zerror_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" "568a5c4baff1b647ff6bab60b62b00711a0ce6d7876fa3245241eaba50e86f66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "568a5c4baff1b647ff6bab60b62b00711a0ce6d7876fa3245241eaba50e86f66", kill_on_drop: false }`
[INFO] [stdout] 568a5c4baff1b647ff6bab60b62b00711a0ce6d7876fa3245241eaba50e86f66