[INFO] cloning repository https://github.com/tokendoo/codec
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tokendoo/codec" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftokendoo%2Fcodec", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftokendoo%2Fcodec'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 262f7436bd61a563e6a13adeea2804df0b70772d
[INFO] checking tokendoo/codec against 52995a223f2919dd3e2e427231db90a257350ded for pr-129249-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftokendoo%2Fcodec" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/tokendoo/codec
[INFO] finished tweaking git repo https://github.com/tokendoo/codec
[INFO] tweaked toml for git repo https://github.com/tokendoo/codec written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/tokendoo/codec 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/tokendoo/codec 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-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 146425d08ebad8a6798910d613e0029b28c3020a4757ab587b9cbe828424b589
[INFO] running `Command { std: "docker" "start" "146425d08ebad8a6798910d613e0029b28c3020a4757ab587b9cbe828424b589", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "146425d08ebad8a6798910d613e0029b28c3020a4757ab587b9cbe828424b589", 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" "146425d08ebad8a6798910d613e0029b28c3020a4757ab587b9cbe828424b589" "/opt/rustwide/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "146425d08ebad8a6798910d613e0029b28c3020a4757ab587b9cbe828424b589", 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" "146425d08ebad8a6798910d613e0029b28c3020a4757ab587b9cbe828424b589" "/opt/rustwide/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking memchr v2.8.3
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[INFO] [stderr]    Compiling darling_macro v0.20.11
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[INFO] [stderr]    Compiling derive_builder_macro v0.20.2
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[INFO] [stderr]     Checking tokendoo-bench v0.1.0 (/opt/rustwide/workdir/crates/tokendoo-bench)
[INFO] [stderr]     Checking tokendoo-py v0.1.0 (/opt/rustwide/workdir/crates/tokendoo-py)
[INFO] [stdout] error: useless conversion to the same type: `pyo3::PyErr`
[INFO] [stdout]    --> crates/tokendoo-py/src/lib.rs:250:54
[INFO] [stdout]     |
[INFO] [stdout] 250 | fn alphabet_from_flags(py: Python<'_>, flags: u8) -> 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] [stdout] error: useless conversion to the same type: `pyo3::PyErr`
[INFO] [stdout]    --> crates/tokendoo-py/src/lib.rs:256:45
[INFO] [stdout]     |
[INFO] [stdout] 256 | fn compress(py: Python<'_>, input: &str) -> PyResult<CompressResult> {
[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] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `pyo3::PyErr`
[INFO] [stdout]    --> crates/tokendoo-py/src/lib.rs:270:6
[INFO] [stdout]     |
[INFO] [stdout] 270 | ) -> PyResult<CompressResult> {
[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] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `pyo3::PyErr`
[INFO] [stdout]    --> crates/tokendoo-py/src/lib.rs:278:63
[INFO] [stdout]     |
[INFO] [stdout] 278 | fn compress_value(py: Python<'_>, value: Bound<'_, PyAny>) -> PyResult<CompressResult> {
[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] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `pyo3::PyErr`
[INFO] [stdout]    --> crates/tokendoo-py/src/lib.rs:291:87
[INFO] [stdout]     |
[INFO] [stdout] 291 | fn decompress(py: Python<'_>, compressed: &str, dictionary: PyRef<'_, Dictionary>) -> 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] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `pyo3::PyErr`
[INFO] [stdout]    --> crates/tokendoo-py/src/lib.rs:302:6
[INFO] [stdout]     |
[INFO] [stdout] 302 | ) -> PyResult<Py<PyAny>> {
[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] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tokendoo-py` (lib test) due to 6 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: useless conversion to the same type: `pyo3::PyErr`
[INFO] [stdout]    --> crates/tokendoo-py/src/lib.rs:250:54
[INFO] [stdout]     |
[INFO] [stdout] 250 | fn alphabet_from_flags(py: Python<'_>, flags: u8) -> 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] [stdout] error: useless conversion to the same type: `pyo3::PyErr`
[INFO] [stdout]    --> crates/tokendoo-py/src/lib.rs:256:45
[INFO] [stdout]     |
[INFO] [stdout] 256 | fn compress(py: Python<'_>, input: &str) -> PyResult<CompressResult> {
[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] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `pyo3::PyErr`
[INFO] [stdout]    --> crates/tokendoo-py/src/lib.rs:270:6
[INFO] [stdout]     |
[INFO] [stdout] 270 | ) -> PyResult<CompressResult> {
[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] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `pyo3::PyErr`
[INFO] [stdout]    --> crates/tokendoo-py/src/lib.rs:278:63
[INFO] [stdout]     |
[INFO] [stdout] 278 | fn compress_value(py: Python<'_>, value: Bound<'_, PyAny>) -> PyResult<CompressResult> {
[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] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `pyo3::PyErr`
[INFO] [stdout]    --> crates/tokendoo-py/src/lib.rs:291:87
[INFO] [stdout]     |
[INFO] [stdout] 291 | fn decompress(py: Python<'_>, compressed: &str, dictionary: PyRef<'_, Dictionary>) -> 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] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `pyo3::PyErr`
[INFO] [stdout]    --> crates/tokendoo-py/src/lib.rs:302:6
[INFO] [stdout]     |
[INFO] [stdout] 302 | ) -> PyResult<Py<PyAny>> {
[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] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tokendoo-py` (lib) due to 6 previous errors
[INFO] running `Command { std: "docker" "inspect" "146425d08ebad8a6798910d613e0029b28c3020a4757ab587b9cbe828424b589", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "146425d08ebad8a6798910d613e0029b28c3020a4757ab587b9cbe828424b589", kill_on_drop: false }`
[INFO] [stdout] 146425d08ebad8a6798910d613e0029b28c3020a4757ab587b9cbe828424b589
