[INFO] cloning repository https://github.com/rum1887/nbmcp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rum1887/nbmcp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frum1887%2Fnbmcp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frum1887%2Fnbmcp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ee610dc331931ce4620ce46711a086472ae347b2
[INFO] checking rum1887/nbmcp against 52995a223f2919dd3e2e427231db90a257350ded for pr-129249-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frum1887%2Fnbmcp" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/rum1887/nbmcp
[INFO] finished tweaking git repo https://github.com/rum1887/nbmcp
[INFO] tweaked toml for git repo https://github.com/rum1887/nbmcp written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/rum1887/nbmcp 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/rum1887/nbmcp 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-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 40083e61600943d8a93617e950475eb9e67a80c3922f9d2cc34d954468c1899a
[INFO] running `Command { std: "docker" "start" "40083e61600943d8a93617e950475eb9e67a80c3922f9d2cc34d954468c1899a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "40083e61600943d8a93617e950475eb9e67a80c3922f9d2cc34d954468c1899a", 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" "40083e61600943d8a93617e950475eb9e67a80c3922f9d2cc34d954468c1899a" "/opt/rustwide/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "40083e61600943d8a93617e950475eb9e67a80c3922f9d2cc34d954468c1899a", 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" "40083e61600943d8a93617e950475eb9e67a80c3922f9d2cc34d954468c1899a" "/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]     Checking futures-task v0.3.32
[INFO] [stderr]    Compiling pyo3-macros-backend v0.29.0
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]     Checking serde_json v1.0.150
[INFO] [stderr]     Checking tokio v1.52.3
[INFO] [stderr]     Checking futures-util v0.3.32
[INFO] [stderr]    Compiling pyo3-build-config v0.29.0
[INFO] [stderr]    Compiling pyo3-ffi v0.29.0
[INFO] [stderr]    Compiling pyo3 v0.29.0
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]    Compiling pyo3-macros v0.29.0
[INFO] [stderr]     Checking tokio-util v0.7.18
[INFO] [stderr]     Checking h2 v0.3.27
[INFO] [stderr]     Checking tokio-stream v0.1.18
[INFO] [stderr]     Checking hyper v0.14.32
[INFO] [stderr]     Checking nbmcp_core v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]   --> src/lib.rs:67:10
[INFO] [stdout]    |
[INFO] [stdout] 67 |     ) -> 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: `PyErr`
[INFO] [stdout]   --> src/lib.rs:88:63
[INFO] [stdout]    |
[INFO] [stdout] 88 |     fn register_resource(&mut self, resource_json: String) -> 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] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]   --> src/lib.rs:98:59
[INFO] [stdout]    |
[INFO] [stdout] 98 |     fn register_prompt(&mut self, prompt_json: String) -> 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] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]    --> src/lib.rs:110:81
[INFO] [stdout]     |
[INFO] [stdout] 110 |     fn bench_validate(&self, tool_name: String, args_json_list: Vec<String>) -> PyResult<Vec<f64>> {
[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:134:10
[INFO] [stdout]     |
[INFO] [stdout] 134 |     ) -> PyResult<Vec<f64>> {
[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:173:44
[INFO] [stdout]     |
[INFO] [stdout] 173 |     fn run_stdio(&self, py: Python<'_>) -> 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] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]    --> src/lib.rs:208:60
[INFO] [stdout]     |
[INFO] [stdout] 208 |     fn run_http(&self, py: Python<'_>, address: String) -> 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] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `nbmcp_core` (lib) due to 7 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:67:10
[INFO] [stdout]    |
[INFO] [stdout] 67 |     ) -> 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: `PyErr`
[INFO] [stdout]   --> src/lib.rs:88:63
[INFO] [stdout]    |
[INFO] [stdout] 88 |     fn register_resource(&mut self, resource_json: String) -> 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] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]   --> src/lib.rs:98:59
[INFO] [stdout]    |
[INFO] [stdout] 98 |     fn register_prompt(&mut self, prompt_json: String) -> 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] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]    --> src/lib.rs:110:81
[INFO] [stdout]     |
[INFO] [stdout] 110 |     fn bench_validate(&self, tool_name: String, args_json_list: Vec<String>) -> PyResult<Vec<f64>> {
[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:134:10
[INFO] [stdout]     |
[INFO] [stdout] 134 |     ) -> PyResult<Vec<f64>> {
[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:173:44
[INFO] [stdout]     |
[INFO] [stdout] 173 |     fn run_stdio(&self, py: Python<'_>) -> 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] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]    --> src/lib.rs:208:60
[INFO] [stdout]     |
[INFO] [stdout] 208 |     fn run_http(&self, py: Python<'_>, address: String) -> 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] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `nbmcp_core` (lib test) due to 7 previous errors
[INFO] [stderr] warning: unused dependency `serde`
[INFO] [stderr]   --> Cargo.toml:13:15
[INFO] [stderr]    |
[INFO] [stderr] 13 | [dependencies.serde]
[INFO] [stderr]    |               ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `serde`
[INFO] [stderr] warning: `nbmcp_core` (manifest) generated 1 warning
[INFO] running `Command { std: "docker" "inspect" "40083e61600943d8a93617e950475eb9e67a80c3922f9d2cc34d954468c1899a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40083e61600943d8a93617e950475eb9e67a80c3922f9d2cc34d954468c1899a", kill_on_drop: false }`
[INFO] [stdout] 40083e61600943d8a93617e950475eb9e67a80c3922f9d2cc34d954468c1899a
