[INFO] fetching crate x_math_lib 0.1.0...
[INFO] testing x_math_lib-0.1.0 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate x_math_lib 0.1.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate x_math_lib 0.1.0
[INFO] finished tweaking crates.io crate x_math_lib 0.1.0
[INFO] tweaked toml for crates.io crate x_math_lib 0.1.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate x_math_lib 0.1.0 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] 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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] cb7a762586ca4bdb1186d6459ae8ce018fc2ee29c8bfa26cfa86b8dd23c04be5
[INFO] running `Command { std: "docker" "start" "-a" "cb7a762586ca4bdb1186d6459ae8ce018fc2ee29c8bfa26cfa86b8dd23c04be5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cb7a762586ca4bdb1186d6459ae8ce018fc2ee29c8bfa26cfa86b8dd23c04be5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb7a762586ca4bdb1186d6459ae8ce018fc2ee29c8bfa26cfa86b8dd23c04be5", kill_on_drop: false }`
[INFO] [stdout] cb7a762586ca4bdb1186d6459ae8ce018fc2ee29c8bfa26cfa86b8dd23c04be5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] bc59f2d2b8ab7f0931f4a77e5f21d4dedc952da7cb476b0907130c2424a05c7e
[INFO] running `Command { std: "docker" "start" "-a" "bc59f2d2b8ab7f0931f4a77e5f21d4dedc952da7cb476b0907130c2424a05c7e", kill_on_drop: false }`
[INFO] [stderr]    Compiling x_math_lib v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `Command { std: "docker" "inspect" "bc59f2d2b8ab7f0931f4a77e5f21d4dedc952da7cb476b0907130c2424a05c7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc59f2d2b8ab7f0931f4a77e5f21d4dedc952da7cb476b0907130c2424a05c7e", kill_on_drop: false }`
[INFO] [stdout] bc59f2d2b8ab7f0931f4a77e5f21d4dedc952da7cb476b0907130c2424a05c7e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 30613ee08c91c0930ebae3f2b96652a02dcc7314708a21f369723aabc31e3299
[INFO] running `Command { std: "docker" "start" "-a" "30613ee08c91c0930ebae3f2b96652a02dcc7314708a21f369723aabc31e3299", kill_on_drop: false }`
[INFO] [stderr]    Compiling x_math_lib v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0425]: cannot find function `is_narcissistic` in this scope
[INFO] [stdout]   --> src/lib.rs:70:26
[INFO] [stdout]    |
[INFO] [stdout] 70 |             .filter(|&x| is_narcissistic(x))
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this function
[INFO] [stdout]    |
[INFO] [stdout] 67 +     use crate::is_narcissistic;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `x_math_lib` (lib test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "30613ee08c91c0930ebae3f2b96652a02dcc7314708a21f369723aabc31e3299", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30613ee08c91c0930ebae3f2b96652a02dcc7314708a21f369723aabc31e3299", kill_on_drop: false }`
[INFO] [stdout] 30613ee08c91c0930ebae3f2b96652a02dcc7314708a21f369723aabc31e3299