[INFO] cloning repository https://github.com/JAMdotTech/py-jam-bls-bindings
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JAMdotTech/py-jam-bls-bindings" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJAMdotTech%2Fpy-jam-bls-bindings", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJAMdotTech%2Fpy-jam-bls-bindings'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f56eaf50b98ecf5b865c0444581c71b1de9d383c
[INFO] checking JAMdotTech/py-jam-bls-bindings against 52995a223f2919dd3e2e427231db90a257350ded for pr-129249-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJAMdotTech%2Fpy-jam-bls-bindings" "/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/JAMdotTech/py-jam-bls-bindings
[INFO] finished tweaking git repo https://github.com/JAMdotTech/py-jam-bls-bindings
[INFO] tweaked toml for git repo https://github.com/JAMdotTech/py-jam-bls-bindings written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/JAMdotTech/py-jam-bls-bindings 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/JAMdotTech/py-jam-bls-bindings 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-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@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] cc533183ff273ea2f9c1c26c8ff13e65ee6b6c105f0563782795a695fcaaeba3
[INFO] running `Command { std: "docker" "start" "cc533183ff273ea2f9c1c26c8ff13e65ee6b6c105f0563782795a695fcaaeba3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cc533183ff273ea2f9c1c26c8ff13e65ee6b6c105f0563782795a695fcaaeba3", 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" "cc533183ff273ea2f9c1c26c8ff13e65ee6b6c105f0563782795a695fcaaeba3" "/opt/rustwide/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cc533183ff273ea2f9c1c26c8ff13e65ee6b6c105f0563782795a695fcaaeba3", 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" "cc533183ff273ea2f9c1c26c8ff13e65ee6b6c105f0563782795a695fcaaeba3" "/opt/rustwide/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling libc v0.2.189
[INFO] [stderr]    Compiling zerocopy v0.8.56
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking either v1.17.0
[INFO] [stderr]    Compiling memoffset v0.9.1
[INFO] [stderr]    Compiling target-lexicon v0.13.5
[INFO] [stderr]     Checking keccak v0.1.6
[INFO] [stderr]    Compiling indoc v2.0.7
[INFO] [stderr]    Compiling proc-macro2 v1.0.107
[INFO] [stderr]     Checking unindent v0.2.4
[INFO] [stderr]     Checking crypto-common v0.1.7
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]    Compiling pyo3-build-config v0.27.2
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking sha2 v0.10.9
[INFO] [stderr]     Checking sha3 v0.10.9
[INFO] [stderr]    Compiling quote v1.0.47
[INFO] [stderr]    Compiling num-integer v0.1.47
[INFO] [stderr]    Compiling syn v2.0.119
[INFO] [stderr]    Compiling num-bigint v0.4.8
[INFO] [stderr]     Checking getrandom v0.2.17
[INFO] [stderr]    Compiling pyo3-macros-backend v0.27.2
[INFO] [stderr]    Compiling pyo3-ffi v0.27.2
[INFO] [stderr]    Compiling pyo3 v0.27.2
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling zeroize_derive v1.5.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking ahash v0.8.12
[INFO] [stderr]     Checking hashbrown v0.13.2
[INFO] [stderr]     Checking zeroize v1.9.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.7
[INFO] [stderr]    Compiling ark-serialize-derive v0.4.2
[INFO] [stderr]    Compiling ark-ff-macros v0.4.2
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling ark-ff-asm v0.4.2
[INFO] [stderr]     Checking ark-std v0.4.0
[INFO] [stderr]     Checking ark-serialize v0.4.2
[INFO] [stderr]     Checking ark-ff v0.4.2
[INFO] [stderr]    Compiling pyo3-macros v0.27.2
[INFO] [stderr]     Checking ark-poly v0.4.2
[INFO] [stderr]     Checking ark-ec v0.4.2
[INFO] [stderr]     Checking ark-bls12-381 v0.4.0
[INFO] [stderr]     Checking ark-bls12-377 v0.4.0
[INFO] [stderr]     Checking w3f-bls v0.1.9
[INFO] [stderr]     Checking py-jam-bls-bindings v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]    --> rust/src/lib.rs:169:53
[INFO] [stdout]     |
[INFO] [stdout] 169 | fn bls_public_key(py: Python<'_>, seed: Vec<u8>) -> PyResult<Py<PyBytes>> {
[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: `PyErr`
[INFO] [stdout]    --> rust/src/lib.rs:180:6
[INFO] [stdout]     |
[INFO] [stdout] 180 | ) -> PyResult<Py<PyBytes>> {
[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: `PyErr`
[INFO] [stdout]    --> rust/src/lib.rs:192:6
[INFO] [stdout]     |
[INFO] [stdout] 192 | ) -> PyResult<bool> {
[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: `PyErr`
[INFO] [stdout]    --> rust/src/lib.rs:203:6
[INFO] [stdout]     |
[INFO] [stdout] 203 | ) -> PyResult<Py<PyBytes>> {
[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: `PyErr`
[INFO] [stdout]    --> rust/src/lib.rs:216:6
[INFO] [stdout]     |
[INFO] [stdout] 216 | ) -> PyResult<bool> {
[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: `PyErr`
[INFO] [stdout]    --> rust/src/lib.rs:169:53
[INFO] [stdout]     |
[INFO] [stdout] 169 | fn bls_public_key(py: Python<'_>, seed: Vec<u8>) -> PyResult<Py<PyBytes>> {
[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: `PyErr`
[INFO] [stdout]    --> rust/src/lib.rs:180:6
[INFO] [stdout]     |
[INFO] [stdout] 180 | ) -> PyResult<Py<PyBytes>> {
[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: `PyErr`
[INFO] [stdout]    --> rust/src/lib.rs:192:6
[INFO] [stdout]     |
[INFO] [stdout] 192 | ) -> PyResult<bool> {
[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: `PyErr`
[INFO] [stdout]    --> rust/src/lib.rs:203:6
[INFO] [stdout]     |
[INFO] [stdout] 203 | ) -> PyResult<Py<PyBytes>> {
[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: `PyErr`
[INFO] [stdout]    --> rust/src/lib.rs:216:6
[INFO] [stdout]     |
[INFO] [stdout] 216 | ) -> PyResult<bool> {
[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 `py-jam-bls-bindings` (lib test) due to 5 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `py-jam-bls-bindings` (lib) due to 5 previous errors
[INFO] running `Command { std: "docker" "inspect" "cc533183ff273ea2f9c1c26c8ff13e65ee6b6c105f0563782795a695fcaaeba3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc533183ff273ea2f9c1c26c8ff13e65ee6b6c105f0563782795a695fcaaeba3", kill_on_drop: false }`
[INFO] [stdout] cc533183ff273ea2f9c1c26c8ff13e65ee6b6c105f0563782795a695fcaaeba3
