[INFO] cloning repository https://github.com/berezhko/grid_router
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/berezhko/grid_router" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fberezhko%2Fgrid_router", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fberezhko%2Fgrid_router'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e7a0323e65db21f5d6ccaf83e832e9879f50027c
[INFO] checking berezhko/grid_router against 52995a223f2919dd3e2e427231db90a257350ded for pr-129249-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fberezhko%2Fgrid_router" "/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/berezhko/grid_router
[INFO] finished tweaking git repo https://github.com/berezhko/grid_router
[INFO] tweaked toml for git repo https://github.com/berezhko/grid_router written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/berezhko/grid_router 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/berezhko/grid_router 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-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@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 72c0bb3f0bdbff0d739390e389b5cfa1a116dcb4cbcca30aa473796cf8ef6242
[INFO] running `Command { std: "docker" "start" "72c0bb3f0bdbff0d739390e389b5cfa1a116dcb4cbcca30aa473796cf8ef6242", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "72c0bb3f0bdbff0d739390e389b5cfa1a116dcb4cbcca30aa473796cf8ef6242", 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" "72c0bb3f0bdbff0d739390e389b5cfa1a116dcb4cbcca30aa473796cf8ef6242" "/opt/rustwide/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "72c0bb3f0bdbff0d739390e389b5cfa1a116dcb4cbcca30aa473796cf8ef6242", 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" "72c0bb3f0bdbff0d739390e389b5cfa1a116dcb4cbcca30aa473796cf8ef6242" "/opt/rustwide/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling target-lexicon v0.13.5
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling libc v0.2.184
[INFO] [stderr]     Checking hashbrown v0.17.0
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]    Compiling pyo3-build-config v0.28.3
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]     Checking indexmap v2.14.0
[INFO] [stderr]     Checking petgraph v0.6.5
[INFO] [stderr]    Compiling pyo3-macros-backend v0.28.3
[INFO] [stderr]    Compiling pyo3-ffi v0.28.3
[INFO] [stderr]    Compiling pyo3 v0.28.3
[INFO] [stderr]    Compiling pyo3-macros v0.28.3
[INFO] [stderr]     Checking grid_router v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]    --> src/lib.rs:150:53
[INFO] [stdout]     |
[INFO] [stdout] 150 |     fn get_elements<'py>(&self, py: Python<'py>) -> PyResult<Py<PyDict>> {
[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]    --> src/lib.rs:159:49
[INFO] [stdout]     |
[INFO] [stdout] 159 |     fn get_pins<'py>(&self, py: Python<'py>) -> PyResult<Py<PyDict>> {
[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]    --> src/lib.rs:178:59
[INFO] [stdout]     |
[INFO] [stdout] 178 |     fn get_critical_nodes<'py>(&self, py: Python<'py>) -> PyResult<Py<PySet>> {
[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]    --> src/lib.rs:183:58
[INFO] [stdout]     |
[INFO] [stdout] 183 |     fn get_blocked_nodes<'py>(&self, py: Python<'py>) -> PyResult<Py<PySet>> {
[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]    --> src/lib.rs:188:57
[INFO] [stdout]     |
[INFO] [stdout] 188 |     fn get_routed_paths<'py>(&self, py: Python<'py>) -> PyResult<Py<PyDict>> {
[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]    --> src/lib.rs:203:10
[INFO] [stdout]     |
[INFO] [stdout] 203 |       ) -> PyResult<(
[INFO] [stdout]     |  __________^
[INFO] [stdout] 204 | |         HashMap<((String, String), (String, String)), Vec<(usize, usize)>>,
[INFO] [stdout] 205 | |         Vec<((String, String), (String, String))>,
[INFO] [stdout] 206 | |     )> {
[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 `grid_router` (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: `PyErr`
[INFO] [stdout]    --> src/lib.rs:150:53
[INFO] [stdout]     |
[INFO] [stdout] 150 |     fn get_elements<'py>(&self, py: Python<'py>) -> PyResult<Py<PyDict>> {
[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]    --> src/lib.rs:159:49
[INFO] [stdout]     |
[INFO] [stdout] 159 |     fn get_pins<'py>(&self, py: Python<'py>) -> PyResult<Py<PyDict>> {
[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]    --> src/lib.rs:178:59
[INFO] [stdout]     |
[INFO] [stdout] 178 |     fn get_critical_nodes<'py>(&self, py: Python<'py>) -> PyResult<Py<PySet>> {
[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]    --> src/lib.rs:183:58
[INFO] [stdout]     |
[INFO] [stdout] 183 |     fn get_blocked_nodes<'py>(&self, py: Python<'py>) -> PyResult<Py<PySet>> {
[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]    --> src/lib.rs:188:57
[INFO] [stdout]     |
[INFO] [stdout] 188 |     fn get_routed_paths<'py>(&self, py: Python<'py>) -> PyResult<Py<PyDict>> {
[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]    --> src/lib.rs:203:10
[INFO] [stdout]     |
[INFO] [stdout] 203 |       ) -> PyResult<(
[INFO] [stdout]     |  __________^
[INFO] [stdout] 204 | |         HashMap<((String, String), (String, String)), Vec<(usize, usize)>>,
[INFO] [stdout] 205 | |         Vec<((String, String), (String, String))>,
[INFO] [stdout] 206 | |     )> {
[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 `grid_router` (lib) due to 6 previous errors
[INFO] [stderr] warning: unused dependency `petgraph`
[INFO] [stderr]  --> Cargo.toml:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | petgraph = "0.6"
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `petgraph`
[INFO] [stderr] warning: unused dependency `rustc-hash`
[INFO] [stderr]  --> Cargo.toml:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | rustc-hash = "1.1"
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: consider removing the dependency on `rustc-hash`
[INFO] [stderr] warning: `grid_router` (manifest) generated 2 warnings
[INFO] running `Command { std: "docker" "inspect" "72c0bb3f0bdbff0d739390e389b5cfa1a116dcb4cbcca30aa473796cf8ef6242", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72c0bb3f0bdbff0d739390e389b5cfa1a116dcb4cbcca30aa473796cf8ef6242", kill_on_drop: false }`
[INFO] [stdout] 72c0bb3f0bdbff0d739390e389b5cfa1a116dcb4cbcca30aa473796cf8ef6242
