[INFO] fetching crate qir-qis 0.1.11...
[INFO] checking qir-qis-0.1.11 against 52995a223f2919dd3e2e427231db90a257350ded for pr-129249-4
[INFO] extracting crate qir-qis 0.1.11 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate qir-qis 0.1.11
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate qir-qis 0.1.11
[INFO] tweaked toml for crates.io crate qir-qis 0.1.11 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate qir-qis 0.1.11 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 crates.io crate qir-qis 0.1.11 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] eca0dacff599b2a230d0b59fe90635518d905c935c4e952d4854b1875c1aba71
[INFO] running `Command { std: "docker" "start" "eca0dacff599b2a230d0b59fe90635518d905c935c4e952d4854b1875c1aba71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eca0dacff599b2a230d0b59fe90635518d905c935c4e952d4854b1875c1aba71", 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" "eca0dacff599b2a230d0b59fe90635518d905c935c4e952d4854b1875c1aba71" "/opt/rustwide/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eca0dacff599b2a230d0b59fe90635518d905c935c4e952d4854b1875c1aba71", 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" "eca0dacff599b2a230d0b59fe90635518d905c935c4e952d4854b1875c1aba71" "/opt/rustwide/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling siphasher v1.0.3
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[INFO] [stderr]     Checking pyo3-stub-gen v0.23.0
[INFO] [stderr]     Checking qir-qis v0.1.11 (/opt/rustwide/workdir)
[INFO] [stdout] error: useless conversion to the same type: `pyo3::PyErr`
[INFO] [stdout]     --> src/lib.rs:4385:80
[INFO] [stdout]      |
[INFO] [stdout] 4385 |     pub fn validate_qir(bc_bytes: Cow<[u8]>, wasm_bytes: Option<Cow<[u8]>>) -> 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] [stdout] error: useless conversion to the same type: `pyo3::PyErr`
[INFO] [stdout]     --> src/lib.rs:4425:10
[INFO] [stdout]      |
[INFO] [stdout] 4425 |     ) -> PyResult<Cow<'a, [u8]>> {
[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]     --> src/lib.rs:4438:43
[INFO] [stdout]      |
[INFO] [stdout] 4438 |     pub fn qir_ll_to_bc(ll_text: &str) -> PyResult<Cow<'_, [u8]>> {
[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]     --> src/lib.rs:4456:53
[INFO] [stdout]      |
[INFO] [stdout] 4456 |     fn get_entry_attributes(bc_bytes: Cow<[u8]>) -> PyResult<BTreeMap<String, Option<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] [stderr] error: could not compile `qir-qis` (lib) due to 4 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]     --> src/lib.rs:4385:80
[INFO] [stdout]      |
[INFO] [stdout] 4385 |     pub fn validate_qir(bc_bytes: Cow<[u8]>, wasm_bytes: Option<Cow<[u8]>>) -> 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] [stdout] error: useless conversion to the same type: `pyo3::PyErr`
[INFO] [stdout]     --> src/lib.rs:4425:10
[INFO] [stdout]      |
[INFO] [stdout] 4425 |     ) -> PyResult<Cow<'a, [u8]>> {
[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]     --> src/lib.rs:4438:43
[INFO] [stdout]      |
[INFO] [stdout] 4438 |     pub fn qir_ll_to_bc(ll_text: &str) -> PyResult<Cow<'_, [u8]>> {
[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]     --> src/lib.rs:4456:53
[INFO] [stdout]      |
[INFO] [stdout] 4456 |     fn get_entry_attributes(bc_bytes: Cow<[u8]>) -> PyResult<BTreeMap<String, Option<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] [stderr] error: could not compile `qir-qis` (lib test) due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "eca0dacff599b2a230d0b59fe90635518d905c935c4e952d4854b1875c1aba71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eca0dacff599b2a230d0b59fe90635518d905c935c4e952d4854b1875c1aba71", kill_on_drop: false }`
[INFO] [stdout] eca0dacff599b2a230d0b59fe90635518d905c935c4e952d4854b1875c1aba71
