[INFO] fetching crate nural 0.1.2...
[INFO] testing nural-0.1.2 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate nural 0.1.2 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate nural 0.1.2
[INFO] finished tweaking crates.io crate nural 0.1.2
[INFO] tweaked toml for crates.io crate nural 0.1.2 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate nural 0.1.2 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] crate crates.io crate nural 0.1.2 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" "+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] 1f73c0e17e76a480803c61bbe943c02d8f067e4e79ae0c69442ade0477f81c24
[INFO] running `Command { std: "docker" "start" "-a" "1f73c0e17e76a480803c61bbe943c02d8f067e4e79ae0c69442ade0477f81c24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1f73c0e17e76a480803c61bbe943c02d8f067e4e79ae0c69442ade0477f81c24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f73c0e17e76a480803c61bbe943c02d8f067e4e79ae0c69442ade0477f81c24", kill_on_drop: false }`
[INFO] [stdout] 1f73c0e17e76a480803c61bbe943c02d8f067e4e79ae0c69442ade0477f81c24
[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] 8c3abc920ed95dda542ecb7014f91bd89cf682fccfe5d5d81cc82d2334c2b0eb
[INFO] running `Command { std: "docker" "start" "-a" "8c3abc920ed95dda542ecb7014f91bd89cf682fccfe5d5d81cc82d2334c2b0eb", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustversion v1.0.21
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling signal-hook v0.3.18
[INFO] [stderr]    Compiling hashbrown v0.15.3
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]    Compiling indoc v2.0.6
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]    Compiling signal-hook-registry v1.4.5
[INFO] [stderr]    Compiling dirs-sys v0.5.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling mio v1.0.4
[INFO] [stderr]    Compiling unicode-segmentation v1.12.0
[INFO] [stderr]    Compiling winnow v0.7.10
[INFO] [stderr]    Compiling toml_write v0.1.1
[INFO] [stderr]    Compiling clap_builder v4.5.39
[INFO] [stderr]    Compiling cassowary v0.3.0
[INFO] [stderr]    Compiling fuzzy-matcher v0.3.7
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]    Compiling dirs v6.0.0
[INFO] [stderr]    Compiling directories v6.0.0
[INFO] [stderr]    Compiling shellexpand v3.1.1
[INFO] [stderr]    Compiling signal-hook-mio v0.2.4
[INFO] [stderr]    Compiling unicode-truncate v1.1.0
[INFO] [stderr]    Compiling indexmap v2.9.0
[INFO] [stderr]    Compiling lru v0.12.5
[INFO] [stderr]    Compiling castaway v0.2.4
[INFO] [stderr]    Compiling compact_str v0.8.1
[INFO] [stderr]    Compiling crossterm v0.28.1
[INFO] [stderr]    Compiling darling_core v0.20.11
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling strum_macros v0.26.4
[INFO] [stderr]    Compiling clap_derive v4.5.32
[INFO] [stderr]    Compiling clap v4.5.39
[INFO] [stderr]    Compiling darling_macro v0.20.11
[INFO] [stderr]    Compiling strum v0.26.3
[INFO] [stderr]    Compiling darling v0.20.11
[INFO] [stderr]    Compiling instability v0.3.7
[INFO] [stderr]    Compiling ratatui v0.29.0
[INFO] [stderr]    Compiling serde_spanned v0.6.8
[INFO] [stderr]    Compiling toml_datetime v0.6.9
[INFO] [stderr]    Compiling toml_edit v0.22.26
[INFO] [stderr]    Compiling toml v0.8.22
[INFO] [stderr]    Compiling nural v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Error`
[INFO] [stdout]  --> src/util/config.rs:3:19
[INFO] [stdout]   |
[INFO] [stdout] 3 |     io::{ Result, Error },
[INFO] [stdout]   |                   ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 23.84s
[INFO] running `Command { std: "docker" "inspect" "8c3abc920ed95dda542ecb7014f91bd89cf682fccfe5d5d81cc82d2334c2b0eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c3abc920ed95dda542ecb7014f91bd89cf682fccfe5d5d81cc82d2334c2b0eb", kill_on_drop: false }`
[INFO] [stdout] 8c3abc920ed95dda542ecb7014f91bd89cf682fccfe5d5d81cc82d2334c2b0eb
[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] 34547e218e44e4d50a65eecb816af30c1f4ab7046d65066b835d5b489cb7adb7
[INFO] running `Command { std: "docker" "start" "-a" "34547e218e44e4d50a65eecb816af30c1f4ab7046d65066b835d5b489cb7adb7", kill_on_drop: false }`
[INFO] [stderr]    Compiling nural v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Error`
[INFO] [stdout]  --> src/util/config.rs:3:19
[INFO] [stdout]   |
[INFO] [stdout] 3 |     io::{ Result, Error },
[INFO] [stdout]   |                   ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.21s
[INFO] running `Command { std: "docker" "inspect" "34547e218e44e4d50a65eecb816af30c1f4ab7046d65066b835d5b489cb7adb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34547e218e44e4d50a65eecb816af30c1f4ab7046d65066b835d5b489cb7adb7", kill_on_drop: false }`
[INFO] [stdout] 34547e218e44e4d50a65eecb816af30c1f4ab7046d65066b835d5b489cb7adb7
[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] b1f804f71c3471f688edcc32a06e13ad9ebf2b95710a59e3eaa731fb9cd65d09
[INFO] running `Command { std: "docker" "start" "-a" "b1f804f71c3471f688edcc32a06e13ad9ebf2b95710a59e3eaa731fb9cd65d09", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `Error`
[INFO] [stderr]  --> src/util/config.rs:3:19
[INFO] [stderr]   |
[INFO] [stderr] 3 |     io::{ Result, Error },
[INFO] [stderr]   |                   ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `nural` (bin "nural" test) generated 1 warning (run `cargo fix --bin "nural" -p nural --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/nural-487db4653b94d1f5)
[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" "b1f804f71c3471f688edcc32a06e13ad9ebf2b95710a59e3eaa731fb9cd65d09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1f804f71c3471f688edcc32a06e13ad9ebf2b95710a59e3eaa731fb9cd65d09", kill_on_drop: false }`
[INFO] [stdout] b1f804f71c3471f688edcc32a06e13ad9ebf2b95710a59e3eaa731fb9cd65d09
