[INFO] fetching crate rustycat 0.1.0...
[INFO] testing rustycat-0.1.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate rustycat 0.1.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate rustycat 0.1.0
[INFO] finished tweaking crates.io crate rustycat 0.1.0
[INFO] tweaked toml for crates.io crate rustycat 0.1.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rustycat 0.1.0 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rustycat 0.1.0 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-2026-04-21" "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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e6f084771830ff3bc60c86d01cb8e1127efcd35a2c4db469bca539c37e614843
[INFO] running `Command { std: "docker" "start" "-a" "e6f084771830ff3bc60c86d01cb8e1127efcd35a2c4db469bca539c37e614843", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e6f084771830ff3bc60c86d01cb8e1127efcd35a2c4db469bca539c37e614843", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6f084771830ff3bc60c86d01cb8e1127efcd35a2c4db469bca539c37e614843", kill_on_drop: false }`
[INFO] [stdout] e6f084771830ff3bc60c86d01cb8e1127efcd35a2c4db469bca539c37e614843
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1021d15e0f7689923a67f7dcd3f12e76323f323cb9a863d8cc133c0e31726d81
[INFO] running `Command { std: "docker" "start" "-a" "1021d15e0f7689923a67f7dcd3f12e76323f323cb9a863d8cc133c0e31726d81", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling memchr v2.7.2
[INFO] [stderr]    Compiling serde_json v1.0.115
[INFO] [stderr]    Compiling regex-syntax v0.8.3
[INFO] [stderr]    Compiling ryu v1.0.17
[INFO] [stderr]    Compiling itoa v1.0.11
[INFO] [stderr]    Compiling iana-time-zone v0.1.60
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling syn v2.0.53
[INFO] [stderr]    Compiling regex-automata v0.4.6
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling regex v1.10.4
[INFO] [stderr]    Compiling chrono v0.4.37
[INFO] [stderr]    Compiling rustycat v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 28.93s
[INFO] running `Command { std: "docker" "inspect" "1021d15e0f7689923a67f7dcd3f12e76323f323cb9a863d8cc133c0e31726d81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1021d15e0f7689923a67f7dcd3f12e76323f323cb9a863d8cc133c0e31726d81", kill_on_drop: false }`
[INFO] [stdout] 1021d15e0f7689923a67f7dcd3f12e76323f323cb9a863d8cc133c0e31726d81
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 44baee7bc36d12ad9ae2add2e08de08595b179b96537501861ceb9fbb17cac60
[INFO] running `Command { std: "docker" "start" "-a" "44baee7bc36d12ad9ae2add2e08de08595b179b96537501861ceb9fbb17cac60", kill_on_drop: false }`
[INFO] [stderr]    Compiling yansi v0.5.1
[INFO] [stderr]    Compiling diff v0.1.13
[INFO] [stderr]    Compiling pretty_assertions v1.4.0
[INFO] [stderr]    Compiling rustycat v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0583]: file not found for module `tests`
[INFO] [stdout]  --> src/lib.rs:8:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | mod tests;
[INFO] [stdout]   | ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: to create the module `tests`, create file "src/tests.rs" or "src/tests/mod.rs"
[INFO] [stdout]   = note: if there is a `mod tests` elsewhere in the crate already, import it with `use crate::...` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0583`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rustycat` (lib test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "44baee7bc36d12ad9ae2add2e08de08595b179b96537501861ceb9fbb17cac60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44baee7bc36d12ad9ae2add2e08de08595b179b96537501861ceb9fbb17cac60", kill_on_drop: false }`
[INFO] [stdout] 44baee7bc36d12ad9ae2add2e08de08595b179b96537501861ceb9fbb17cac60
