[INFO] fetching crate casec 0.1.3...
[INFO] testing casec-0.1.3 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate casec 0.1.3 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate casec 0.1.3
[INFO] finished tweaking crates.io crate casec 0.1.3
[INFO] tweaked toml for crates.io crate casec 0.1.3 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate casec 0.1.3 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 casec 0.1.3 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-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3765a098d1b684164abc230ec12953a50f044a03f28c4488cd975fc8c462f754
[INFO] running `Command { std: "docker" "start" "-a" "3765a098d1b684164abc230ec12953a50f044a03f28c4488cd975fc8c462f754", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3765a098d1b684164abc230ec12953a50f044a03f28c4488cd975fc8c462f754", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3765a098d1b684164abc230ec12953a50f044a03f28c4488cd975fc8c462f754", kill_on_drop: false }`
[INFO] [stdout] 3765a098d1b684164abc230ec12953a50f044a03f28c4488cd975fc8c462f754
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1cf8b45bfca0630ffb4e82c0afc7167127e73402c653bfdaa6e8787ee8cb4fa9
[INFO] running `Command { std: "docker" "start" "-a" "1cf8b45bfca0630ffb4e82c0afc7167127e73402c653bfdaa6e8787ee8cb4fa9", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling once_cell v1.7.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling thread_local v1.1.3
[INFO] [stderr]    Compiling regex-syntax v0.6.22
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling regex v1.4.3
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]    Compiling structopt v0.3.21
[INFO] [stderr]    Compiling casec v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Replacer` is never constructed
[INFO] [stdout]   --> src/converter.rs:72:8
[INFO] [stdout]    |
[INFO] [stdout] 72 | struct Replacer {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `append_cammel` and `append_snake` are never used
[INFO] [stdout]   --> src/converter.rs:77:8
[INFO] [stdout]    |
[INFO] [stdout] 76 | impl Replacer {
[INFO] [stdout]    | ------------- methods in this implementation
[INFO] [stdout] 77 |     fn append_cammel(&self, chars: Chars, dst: &mut String) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 94 |     fn append_snake(&self, chars: Chars, dst: &mut String) {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.79s
[INFO] running `Command { std: "docker" "inspect" "1cf8b45bfca0630ffb4e82c0afc7167127e73402c653bfdaa6e8787ee8cb4fa9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1cf8b45bfca0630ffb4e82c0afc7167127e73402c653bfdaa6e8787ee8cb4fa9", kill_on_drop: false }`
[INFO] [stdout] 1cf8b45bfca0630ffb4e82c0afc7167127e73402c653bfdaa6e8787ee8cb4fa9
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cc4d4792e1537a5b399a45a9abb0a6ee8d5ebf379cb41c9cd6815afbd0fa66bc
[INFO] running `Command { std: "docker" "start" "-a" "cc4d4792e1537a5b399a45a9abb0a6ee8d5ebf379cb41c9cd6815afbd0fa66bc", kill_on_drop: false }`
[INFO] [stderr]    Compiling casec v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Replacer` is never constructed
[INFO] [stdout]   --> src/converter.rs:72:8
[INFO] [stdout]    |
[INFO] [stdout] 72 | struct Replacer {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `append_cammel` and `append_snake` are never used
[INFO] [stdout]   --> src/converter.rs:77:8
[INFO] [stdout]    |
[INFO] [stdout] 76 | impl Replacer {
[INFO] [stdout]    | ------------- methods in this implementation
[INFO] [stdout] 77 |     fn append_cammel(&self, chars: Chars, dst: &mut String) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 94 |     fn append_snake(&self, chars: Chars, dst: &mut String) {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "cc4d4792e1537a5b399a45a9abb0a6ee8d5ebf379cb41c9cd6815afbd0fa66bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc4d4792e1537a5b399a45a9abb0a6ee8d5ebf379cb41c9cd6815afbd0fa66bc", kill_on_drop: false }`
[INFO] [stdout] cc4d4792e1537a5b399a45a9abb0a6ee8d5ebf379cb41c9cd6815afbd0fa66bc
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 77a178162beb4a44b37d315e0f64f05c85144ac25f99eb84ddbb350bf5f94530
[INFO] running `Command { std: "docker" "start" "-a" "77a178162beb4a44b37d315e0f64f05c85144ac25f99eb84ddbb350bf5f94530", kill_on_drop: false }`
[INFO] [stderr] warning: struct `Replacer` is never constructed
[INFO] [stderr]   --> src/converter.rs:72:8
[INFO] [stderr]    |
[INFO] [stderr] 72 | struct Replacer {
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: methods `append_cammel` and `append_snake` are never used
[INFO] [stderr]   --> src/converter.rs:77:8
[INFO] [stderr]    |
[INFO] [stderr] 76 | impl Replacer {
[INFO] [stderr]    | ------------- methods in this implementation
[INFO] [stderr] 77 |     fn append_cammel(&self, chars: Chars, dst: &mut String) {
[INFO] [stderr]    |        ^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 94 |     fn append_snake(&self, chars: Chars, dst: &mut String) {
[INFO] [stderr]    |        ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `casec` (bin "casec" test) generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/casec-54e278bd313caed8)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test converter::tests::cammel_to_snake ... ok
[INFO] [stdout] test converter::tests::snake_to_cammel ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "77a178162beb4a44b37d315e0f64f05c85144ac25f99eb84ddbb350bf5f94530", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77a178162beb4a44b37d315e0f64f05c85144ac25f99eb84ddbb350bf5f94530", kill_on_drop: false }`
[INFO] [stdout] 77a178162beb4a44b37d315e0f64f05c85144ac25f99eb84ddbb350bf5f94530
