[INFO] cloning repository https://github.com/minh-dng/nautilus
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/minh-dng/nautilus" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fminh-dng%2Fnautilus", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fminh-dng%2Fnautilus'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4c52e962b0bc38d20f2c49d31a198a62d1f84e2a
[INFO] checking minh-dng/nautilus against 52995a223f2919dd3e2e427231db90a257350ded for pr-129249-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fminh-dng%2Fnautilus" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-5-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/minh-dng/nautilus
[INFO] finished tweaking git repo https://github.com/minh-dng/nautilus
[INFO] tweaked toml for git repo https://github.com/minh-dng/nautilus written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/minh-dng/nautilus on toolchain 52995a223f2919dd3e2e427231db90a257350ded
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/minh-dng/nautilus 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" "+52995a223f2919dd3e2e427231db90a257350ded" "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/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:c0af3998e971868164375a7dfb646c9933ddd1a3bdb00fa2041266763dc1eeab" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 385589f4faee5e21cc3b9c47862c676c7d030dd962b95368b738c2129948c8df
[INFO] running `Command { std: "docker" "start" "385589f4faee5e21cc3b9c47862c676c7d030dd962b95368b738c2129948c8df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "385589f4faee5e21cc3b9c47862c676c7d030dd962b95368b738c2129948c8df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "385589f4faee5e21cc3b9c47862c676c7d030dd962b95368b738c2129948c8df" "/opt/rustwide/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "385589f4faee5e21cc3b9c47862c676c7d030dd962b95368b738c2129948c8df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "385589f4faee5e21cc3b9c47862c676c7d030dd962b95368b738c2129948c8df" "/opt/rustwide/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v3.0.5
[INFO] [stderr]    Compiling nix v0.29.0
[INFO] [stderr]     Checking bitflags v2.13.2
[INFO] [stderr]    Compiling pyo3-build-config v0.29.2
[INFO] [stderr]    Compiling nix v0.31.3
[INFO] [stderr]     Checking getrandom v0.3.4
[INFO] [stderr]     Checking getrandom v0.4.3
[INFO] [stderr]    Compiling snafu-derive v0.9.2
[INFO] [stderr]     Checking aho-corasick v1.1.5
[INFO] [stderr]     Checking rand_core v0.9.5
[INFO] [stderr]     Checking rustix v1.1.4
[INFO] [stderr]    Compiling pyo3-macros-backend v0.29.2
[INFO] [stderr]     Checking timeout-readwrite v0.4.0
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking rand v0.9.5
[INFO] [stderr]     Checking regex-automata v0.4.18
[INFO] [stderr]    Compiling pyo3-ffi v0.29.2
[INFO] [stderr]    Compiling pyo3 v0.29.2
[INFO] [stderr]     Checking regex_mutator v0.1.0 (/opt/rustwide/workdir/regex_mutator)
[INFO] [stderr]     Checking serde_json v1.0.151
[INFO] [stderr]     Checking snafu v0.9.2
[INFO] [stderr]     Checking tempfile v3.27.0
[INFO] [stderr]     Checking regex v1.13.1
[INFO] [stderr]    Compiling serde_derive v1.0.229
[INFO] [stderr]    Compiling clap_derive v4.6.4
[INFO] [stderr]    Compiling pyo3-macros v0.29.2
[INFO] [stderr]     Checking clap v4.6.6
[INFO] [stderr]     Checking serde v1.0.229
[INFO] [stderr]     Checking forksrv v0.1.0 (/opt/rustwide/workdir/forksrv)
[INFO] [stderr]     Checking ron v0.12.2
[INFO] [stderr]     Checking grammartec v0.1.0 (/opt/rustwide/workdir/grammartec)
[INFO] [stderr]     Checking fuzzer v0.1.0 (/opt/rustwide/workdir/fuzzer)
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]   --> fuzzer/src/python_grammar_loader.rs:29:64
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn rule(&mut self, nt: &str, format: &Bound<'_, PyAny>) -> PyResult<()> {
[INFO] [stdout]    |                                                                ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout]    = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `fuzzer` (bin "generator") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]   --> fuzzer/src/python_grammar_loader.rs:29:64
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn rule(&mut self, nt: &str, format: &Bound<'_, PyAny>) -> PyResult<()> {
[INFO] [stdout]    |                                                                ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout]    = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `fuzzer` (bin "generator" test) due to 1 previous error
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]   --> fuzzer/src/python_grammar_loader.rs:29:64
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn rule(&mut self, nt: &str, format: &Bound<'_, PyAny>) -> PyResult<()> {
[INFO] [stdout]    |                                                                ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout]    = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `fuzzer` (bin "fuzzer" test) due to 1 previous error
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]   --> fuzzer/src/python_grammar_loader.rs:29:64
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn rule(&mut self, nt: &str, format: &Bound<'_, PyAny>) -> PyResult<()> {
[INFO] [stdout]    |                                                                ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout]    = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `fuzzer` (bin "fuzzer") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "385589f4faee5e21cc3b9c47862c676c7d030dd962b95368b738c2129948c8df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "385589f4faee5e21cc3b9c47862c676c7d030dd962b95368b738c2129948c8df", kill_on_drop: false }`
[INFO] [stdout] 385589f4faee5e21cc3b9c47862c676c7d030dd962b95368b738c2129948c8df
