[INFO] cloning repository https://github.com/4thel00z/mimey [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/4thel00z/mimey" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F4thel00z%2Fmimey", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F4thel00z%2Fmimey'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b11358f30d49de45086ec53ec2549cf64bcf0317 [INFO] checking 4thel00z/mimey against 52995a223f2919dd3e2e427231db90a257350ded for pr-129249-4 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F4thel00z%2Fmimey" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/4thel00z/mimey [INFO] finished tweaking git repo https://github.com/4thel00z/mimey [INFO] tweaked toml for git repo https://github.com/4thel00z/mimey written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/4thel00z/mimey 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/4thel00z/mimey 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] warning: `package.homepage` is redundant with `package.repository` [INFO] [stderr] --> Cargo.toml:16:12 [INFO] [stderr] | [INFO] [stderr] 16 | homepage = "https://github.com/4thel00z/mimey" [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 21 | repository = "https://github.com/4thel00z/mimey" [INFO] [stderr] | ----------------------------------- [INFO] [stderr] | [INFO] [stderr] = note: `cargo::redundant_homepage` is set to `warn` by default [INFO] [stderr] help: consider removing `package.homepage` [INFO] [stderr] warning: `mimey` (manifest) generated 1 warning [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }` [INFO] [stdout] 222fcb499a2f4be509f47c31bac5f027e63cf2bfd9cc2c374f6747e5c2f0191b [INFO] running `Command { std: "docker" "start" "222fcb499a2f4be509f47c31bac5f027e63cf2bfd9cc2c374f6747e5c2f0191b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "222fcb499a2f4be509f47c31bac5f027e63cf2bfd9cc2c374f6747e5c2f0191b", 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" "222fcb499a2f4be509f47c31bac5f027e63cf2bfd9cc2c374f6747e5c2f0191b" "/opt/rustwide/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "222fcb499a2f4be509f47c31bac5f027e63cf2bfd9cc2c374f6747e5c2f0191b", 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" "222fcb499a2f4be509f47c31bac5f027e63cf2bfd9cc2c374f6747e5c2f0191b" "/opt/rustwide/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] warning: `package.homepage` is redundant with `package.repository` [INFO] [stderr] --> Cargo.toml:16:12 [INFO] [stderr] | [INFO] [stderr] 16 | homepage = "https://github.com/4thel00z/mimey" [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 21 | repository = "https://github.com/4thel00z/mimey" [INFO] [stderr] | ----------------------------------- [INFO] [stderr] | [INFO] [stderr] = note: `cargo::redundant_homepage` is set to `warn` by default [INFO] [stderr] help: consider removing `package.homepage` [INFO] [stderr] warning: `mimey` (manifest) generated 1 warning [INFO] [stderr] Compiling target-lexicon v0.13.3 [INFO] [stderr] Compiling proc-macro2 v1.0.101 [INFO] [stderr] Compiling unicode-ident v1.0.19 [INFO] [stderr] Compiling serde_core v1.0.226 [INFO] [stderr] Compiling serde v1.0.226 [INFO] [stderr] Compiling anyhow v1.0.100 [INFO] [stderr] Checking unindent v0.2.4 [INFO] [stderr] Compiling indoc v2.0.6 [INFO] [stderr] Checking mimetype-detector v0.2.2 [INFO] [stderr] Compiling memoffset v0.9.1 [INFO] [stderr] Compiling quote v1.0.40 [INFO] [stderr] Compiling syn v2.0.106 [INFO] [stderr] Compiling pyo3-build-config v0.25.1 [INFO] [stderr] Compiling pyo3-macros-backend v0.25.1 [INFO] [stderr] Compiling pyo3-ffi v0.25.1 [INFO] [stderr] Compiling pyo3 v0.25.1 [INFO] [stderr] Compiling pyo3-macros v0.25.1 [INFO] [stderr] Checking mimey v0.4.0 (/opt/rustwide/workdir) [INFO] [stdout] error: useless conversion to the same type: `PyErr` [INFO] [stdout] --> src/lib.rs:89:54 [INFO] [stdout] | [INFO] [stdout] 89 | fn detect_mime<'py>(py: Python<'py>, data: &[u8]) -> PyResult> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this method call relies on the `impl Into 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: `PyErr` [INFO] [stdout] --> src/lib.rs:98:54 [INFO] [stdout] | [INFO] [stdout] 98 | fn detect_type<'py>(py: Python<'py>, data: &[u8]) -> PyResult> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this method call relies on the `impl Into 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: `PyErr` [INFO] [stdout] --> src/lib.rs:140:6 [INFO] [stdout] | [INFO] [stdout] 140 | ) -> PyResult<()> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this method call relies on the `impl Into 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 `mimey` (lib test) due to 3 previous errors [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:89:54 [INFO] [stdout] | [INFO] [stdout] 89 | fn detect_mime<'py>(py: Python<'py>, data: &[u8]) -> PyResult> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this method call relies on the `impl Into 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: `PyErr` [INFO] [stdout] --> src/lib.rs:98:54 [INFO] [stdout] | [INFO] [stdout] 98 | fn detect_type<'py>(py: Python<'py>, data: &[u8]) -> PyResult> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this method call relies on the `impl Into 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: `PyErr` [INFO] [stdout] --> src/lib.rs:140:6 [INFO] [stdout] | [INFO] [stdout] 140 | ) -> PyResult<()> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this method call relies on the `impl Into 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 `mimey` (lib) due to 3 previous errors [INFO] running `Command { std: "docker" "inspect" "222fcb499a2f4be509f47c31bac5f027e63cf2bfd9cc2c374f6747e5c2f0191b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "222fcb499a2f4be509f47c31bac5f027e63cf2bfd9cc2c374f6747e5c2f0191b", kill_on_drop: false }` [INFO] [stdout] 222fcb499a2f4be509f47c31bac5f027e63cf2bfd9cc2c374f6747e5c2f0191b