[INFO] cloning repository https://github.com/chinapandaman/PyPDFForm-Rust-Experiment
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/chinapandaman/PyPDFForm-Rust-Experiment" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchinapandaman%2FPyPDFForm-Rust-Experiment", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchinapandaman%2FPyPDFForm-Rust-Experiment'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1734ca95ed4826d61ef50ed6e9be0251f619566e
[INFO] checking chinapandaman/PyPDFForm-Rust-Experiment against 52995a223f2919dd3e2e427231db90a257350ded for pr-129249-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchinapandaman%2FPyPDFForm-Rust-Experiment" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/chinapandaman/PyPDFForm-Rust-Experiment
[INFO] finished tweaking git repo https://github.com/chinapandaman/PyPDFForm-Rust-Experiment
[INFO] tweaked toml for git repo https://github.com/chinapandaman/PyPDFForm-Rust-Experiment written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/chinapandaman/PyPDFForm-Rust-Experiment 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/chinapandaman/PyPDFForm-Rust-Experiment 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] c92481702e2718adea5818f26f9fc1fc22a8cb08591052a1fad532879ecc10b3
[INFO] running `Command { std: "docker" "start" "c92481702e2718adea5818f26f9fc1fc22a8cb08591052a1fad532879ecc10b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c92481702e2718adea5818f26f9fc1fc22a8cb08591052a1fad532879ecc10b3", 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" "c92481702e2718adea5818f26f9fc1fc22a8cb08591052a1fad532879ecc10b3" "/opt/rustwide/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c92481702e2718adea5818f26f9fc1fc22a8cb08591052a1fad532879ecc10b3", 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" "c92481702e2718adea5818f26f9fc1fc22a8cb08591052a1fad532879ecc10b3" "/opt/rustwide/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling target-lexicon v0.12.16
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling quote v1.0.44
[INFO] [stderr]    Compiling libc v0.2.182
[INFO] [stderr]    Compiling rayon-core v1.13.0
[INFO] [stderr]    Compiling crc32fast v1.5.0
[INFO] [stderr]     Checking adler2 v2.0.1
[INFO] [stderr]     Checking powerfmt v0.2.0
[INFO] [stderr]     Checking simd-adler32 v0.3.8
[INFO] [stderr]     Checking num-conv v0.2.0
[INFO] [stderr]     Checking either v1.15.0
[INFO] [stderr]     Checking itoa v1.0.17
[INFO] [stderr]     Checking time-core v0.1.8
[INFO] [stderr]     Checking iana-time-zone v0.1.65
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking encoding_rs v0.8.35
[INFO] [stderr]    Compiling indoc v2.0.7
[INFO] [stderr]     Checking unindent v0.2.4
[INFO] [stderr]     Checking linked-hash-map v0.5.6
[INFO] [stderr]     Checking md5 v0.7.0
[INFO] [stderr]     Checking weezl v0.1.12
[INFO] [stderr]     Checking deranged v0.5.8
[INFO] [stderr]     Checking miniz_oxide v0.8.9
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling memoffset v0.9.1
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking flate2 v1.1.9
[INFO] [stderr]    Compiling pyo3-build-config v0.23.5
[INFO] [stderr]     Checking time v0.3.47
[INFO] [stderr]     Checking crossbeam-deque v0.8.6
[INFO] [stderr]     Checking chrono v0.4.44
[INFO] [stderr]     Checking rayon v1.11.0
[INFO] [stderr]    Compiling pyo3-ffi v0.23.5
[INFO] [stderr]    Compiling pyo3-macros-backend v0.23.5
[INFO] [stderr]    Compiling pyo3 v0.23.5
[INFO] [stderr]     Checking lopdf v0.32.0
[INFO] [stderr]    Compiling pyo3-macros v0.23.5
[INFO] [stderr]     Checking pypdfform_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]  --> src/lib.rs:4:30
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn fill_field(name: &str) -> PyResult<String> {
[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 `pypdfform_rust` (lib test) 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]  --> src/lib.rs:4:30
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn fill_field(name: &str) -> PyResult<String> {
[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 `pypdfform_rust` (lib) due to 1 previous error
[INFO] [stderr] warning: unused dependency `lopdf`
[INFO] [stderr]  --> Cargo.toml:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | lopdf = "0.32"
[INFO] [stderr]   | ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `lopdf`
[INFO] [stderr] warning: `pypdfform_rust` (manifest) generated 1 warning
[INFO] running `Command { std: "docker" "inspect" "c92481702e2718adea5818f26f9fc1fc22a8cb08591052a1fad532879ecc10b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c92481702e2718adea5818f26f9fc1fc22a8cb08591052a1fad532879ecc10b3", kill_on_drop: false }`
[INFO] [stdout] c92481702e2718adea5818f26f9fc1fc22a8cb08591052a1fad532879ecc10b3
