[INFO] fetching crate cases2 0.1.0...
[INFO] testing cases2-0.1.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate cases2 0.1.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate cases2 0.1.0
[INFO] finished tweaking crates.io crate cases2 0.1.0
[INFO] tweaked toml for crates.io crate cases2 0.1.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate cases2 0.1.0 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 cases2 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-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-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1919ecbd61387daed91c939495bb38809acc7b7b1934a8b72f0383c4c046fe16
[INFO] running `Command { std: "docker" "start" "-a" "1919ecbd61387daed91c939495bb38809acc7b7b1934a8b72f0383c4c046fe16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1919ecbd61387daed91c939495bb38809acc7b7b1934a8b72f0383c4c046fe16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1919ecbd61387daed91c939495bb38809acc7b7b1934a8b72f0383c4c046fe16", kill_on_drop: false }`
[INFO] [stdout] 1919ecbd61387daed91c939495bb38809acc7b7b1934a8b72f0383c4c046fe16
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e84908dc84d1dc38b9d3132ce4694132975df7aa8698a9cd15b88dc5b5cd2b53
[INFO] running `Command { std: "docker" "start" "-a" "e84908dc84d1dc38b9d3132ce4694132975df7aa8698a9cd15b88dc5b5cd2b53", kill_on_drop: false }`
[INFO] [stderr]    Compiling cases2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.18s
[INFO] running `Command { std: "docker" "inspect" "e84908dc84d1dc38b9d3132ce4694132975df7aa8698a9cd15b88dc5b5cd2b53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e84908dc84d1dc38b9d3132ce4694132975df7aa8698a9cd15b88dc5b5cd2b53", kill_on_drop: false }`
[INFO] [stdout] e84908dc84d1dc38b9d3132ce4694132975df7aa8698a9cd15b88dc5b5cd2b53
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d7426984379a02cc8efd5e9018d6c56a1e46475e0eb877457feb623b88cf377a
[INFO] running `Command { std: "docker" "start" "-a" "d7426984379a02cc8efd5e9018d6c56a1e46475e0eb877457feb623b88cf377a", kill_on_drop: false }`
[INFO] [stderr]    Compiling cases2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `cases`
[INFO] [stdout]  --> examples/usage.rs:5:32
[INFO] [stdout]   |
[INFO] [stdout] 5 |     println!("Snake Case: {}", cases::to_snake_case(sample));
[INFO] [stdout]   |                                ^^^^^ use of unresolved module or unlinked crate `cases`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 5 |     println!("Snake Case: {}", cases2::to_snake_case(sample));
[INFO] [stdout]   |                                     +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `cases`
[INFO] [stdout]  --> examples/usage.rs:6:32
[INFO] [stdout]   |
[INFO] [stdout] 6 |     println!("Camel Case: {}", cases::to_camel_case(sample));
[INFO] [stdout]   |                                ^^^^^ use of unresolved module or unlinked crate `cases`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 6 |     println!("Camel Case: {}", cases2::to_camel_case(sample));
[INFO] [stdout]   |                                     +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `cases`
[INFO] [stdout]  --> examples/usage.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 |         cases::to_screaming_snake_case(sample)
[INFO] [stdout]   |         ^^^^^ use of unresolved module or unlinked crate `cases`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 9 |         cases2::to_screaming_snake_case(sample)
[INFO] [stdout]   |              +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `cases`
[INFO] [stdout]   --> examples/usage.rs:11:33
[INFO] [stdout]    |
[INFO] [stdout] 11 |     println!("Pascal Case: {}", cases::to_pascal_case(sample));
[INFO] [stdout]    |                                 ^^^^^ use of unresolved module or unlinked crate `cases`
[INFO] [stdout]    |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 11 |     println!("Pascal Case: {}", cases2::to_pascal_case(sample));
[INFO] [stdout]    |                                      +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cases2` (example "usage") due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "d7426984379a02cc8efd5e9018d6c56a1e46475e0eb877457feb623b88cf377a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7426984379a02cc8efd5e9018d6c56a1e46475e0eb877457feb623b88cf377a", kill_on_drop: false }`
[INFO] [stdout] d7426984379a02cc8efd5e9018d6c56a1e46475e0eb877457feb623b88cf377a