[INFO] fetching crate tlapyen 0.1.0...
[INFO] testing tlapyen-0.1.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate tlapyen 0.1.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate tlapyen 0.1.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate tlapyen 0.1.0
[INFO] tweaked toml for crates.io crate tlapyen 0.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tlapyen 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 tlapyen 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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 4904561fe5faa8affc10f34a2f1d350ff2f8f804cef29f6114cef7248216788e
[INFO] running `Command { std: "docker" "start" "-a" "4904561fe5faa8affc10f34a2f1d350ff2f8f804cef29f6114cef7248216788e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4904561fe5faa8affc10f34a2f1d350ff2f8f804cef29f6114cef7248216788e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4904561fe5faa8affc10f34a2f1d350ff2f8f804cef29f6114cef7248216788e", kill_on_drop: false }`
[INFO] [stdout] 4904561fe5faa8affc10f34a2f1d350ff2f8f804cef29f6114cef7248216788e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] fcbb3697cc47a1cac9ae094183719d950002ee5fca25516f083f1675b60fe3fd
[INFO] running `Command { std: "docker" "start" "-a" "fcbb3697cc47a1cac9ae094183719d950002ee5fca25516f083f1675b60fe3fd", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling tlapyen v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.68s
[INFO] running `Command { std: "docker" "inspect" "fcbb3697cc47a1cac9ae094183719d950002ee5fca25516f083f1675b60fe3fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fcbb3697cc47a1cac9ae094183719d950002ee5fca25516f083f1675b60fe3fd", kill_on_drop: false }`
[INFO] [stdout] fcbb3697cc47a1cac9ae094183719d950002ee5fca25516f083f1675b60fe3fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 53fadf877b8f55cf5055b5577930057bbfd745d6f9109993841fb500768b8154
[INFO] running `Command { std: "docker" "start" "-a" "53fadf877b8f55cf5055b5577930057bbfd745d6f9109993841fb500768b8154", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling tlapyen v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: The `claude` CLI was not found on your PATH.
[INFO] [stdout]        Install it: npm install -g @anthropic-ai/claude-code
[INFO] [stdout]        Yes, your Rust build now depends on npm. You're welcome.
[INFO] [stdout]  --> examples/dog.rs:3:10
[INFO] [stdout]   |
[INFO] [stdout] 3 |   tlapyen!("Make a dog type with a name and age. Give it a method called \
[INFO] [stdout]   |  __________^
[INFO] [stdout] 4 | |           'something_interesting' that returns a string with a fun, \
[INFO] [stdout] 5 | |           creative fact about the dog based on its name and age.");
[INFO] [stdout]   | |_________________________________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tlapyen` (example "dog") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "53fadf877b8f55cf5055b5577930057bbfd745d6f9109993841fb500768b8154", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53fadf877b8f55cf5055b5577930057bbfd745d6f9109993841fb500768b8154", kill_on_drop: false }`
[INFO] [stdout] 53fadf877b8f55cf5055b5577930057bbfd745d6f9109993841fb500768b8154
