[INFO] cloning repository https://github.com/douglasdavis/pyotheus
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/douglasdavis/pyotheus" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdouglasdavis%2Fpyotheus", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdouglasdavis%2Fpyotheus'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4aac3638f1efc599400af61db50ad8aaf9f6fcc5
[INFO] checking douglasdavis/pyotheus against 52995a223f2919dd3e2e427231db90a257350ded for pr-129249-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdouglasdavis%2Fpyotheus" "/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/douglasdavis/pyotheus
[INFO] finished tweaking git repo https://github.com/douglasdavis/pyotheus
[INFO] tweaked toml for git repo https://github.com/douglasdavis/pyotheus written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/douglasdavis/pyotheus 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/douglasdavis/pyotheus 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@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 698a9e65ce5e24efb570a952afdcdced6ddebf46347d5e6cf339ce6d00cd79bd
[INFO] running `Command { std: "docker" "start" "698a9e65ce5e24efb570a952afdcdced6ddebf46347d5e6cf339ce6d00cd79bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "698a9e65ce5e24efb570a952afdcdced6ddebf46347d5e6cf339ce6d00cd79bd", 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" "698a9e65ce5e24efb570a952afdcdced6ddebf46347d5e6cf339ce6d00cd79bd" "/opt/rustwide/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "698a9e65ce5e24efb570a952afdcdced6ddebf46347d5e6cf339ce6d00cd79bd", 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" "698a9e65ce5e24efb570a952afdcdced6ddebf46347d5e6cf339ce6d00cd79bd" "/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 libc v0.2.184
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]     Checking tracing-core v0.1.36
[INFO] [stderr]     Checking regex-automata v0.4.14
[INFO] [stderr]    Compiling prometheus-client v0.24.1
[INFO] [stderr]     Checking indexmap v2.13.1
[INFO] [stderr]     Checking dtoa v1.0.11
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]    Compiling pyo3-build-config v0.28.3
[INFO] [stderr]     Checking tracing-serde v0.2.0
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking matchers v0.2.0
[INFO] [stderr]    Compiling pyo3-ffi v0.28.3
[INFO] [stderr]    Compiling pyo3-macros-backend v0.28.3
[INFO] [stderr]    Compiling pyo3 v0.28.3
[INFO] [stderr]    Compiling tracing-attributes v0.1.31
[INFO] [stderr]    Compiling prometheus-client-derive-encode v0.5.0
[INFO] [stderr]     Checking tracing v0.1.44
[INFO] [stderr]     Checking tracing-subscriber v0.3.23
[INFO] [stderr]    Compiling pyo3-macros v0.28.3
[INFO] [stderr]     Checking pyotheus v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]    --> src/lib.rs:101:64
[INFO] [stdout]     |
[INFO] [stdout] 101 |     fn observe(&self, labels: Bound<'_, PyAny>, value: f64) -> 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:134:69
[INFO] [stdout]     |
[INFO] [stdout] 134 |     fn inc(&self, labels: Bound<'_, PyAny>, amount: Option<f64>) -> PyResult<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:166:69
[INFO] [stdout]     |
[INFO] [stdout] 166 |     fn inc(&self, labels: Bound<'_, PyAny>, amount: Option<f64>) -> PyResult<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:172:69
[INFO] [stdout]     |
[INFO] [stdout] 172 |     fn dec(&self, labels: Bound<'_, PyAny>, amount: Option<f64>) -> PyResult<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:177:60
[INFO] [stdout]     |
[INFO] [stdout] 177 |     fn set(&self, labels: Bound<'_, PyAny>, value: f64) -> PyResult<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:204:41
[INFO] [stdout]     |
[INFO] [stdout] 204 |     fn encode(&self, py: Python<'_>) -> PyResult<Vec<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: `PyErr`
[INFO] [stdout]    --> src/lib.rs:101:64
[INFO] [stdout]     |
[INFO] [stdout] 101 |     fn observe(&self, labels: Bound<'_, PyAny>, value: f64) -> 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:223:50
[INFO] [stdout]     |
[INFO] [stdout] 223 |     fn encode_global_registry(py: Python<'_>) -> PyResult<Vec<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: `PyErr`
[INFO] [stdout]    --> src/lib.rs:134:69
[INFO] [stdout]     |
[INFO] [stdout] 134 |     fn inc(&self, labels: Bound<'_, PyAny>, amount: Option<f64>) -> PyResult<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:166:69
[INFO] [stdout]     |
[INFO] [stdout] 166 |     fn inc(&self, labels: Bound<'_, PyAny>, amount: Option<f64>) -> PyResult<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:172:69
[INFO] [stdout]     |
[INFO] [stdout] 172 |     fn dec(&self, labels: Bound<'_, PyAny>, amount: Option<f64>) -> PyResult<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:177:60
[INFO] [stdout]     |
[INFO] [stdout] 177 |     fn set(&self, labels: Bound<'_, PyAny>, value: f64) -> PyResult<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:204:41
[INFO] [stdout]     |
[INFO] [stdout] 204 |     fn encode(&self, py: Python<'_>) -> PyResult<Vec<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: `PyErr`
[INFO] [stdout]    --> src/lib.rs:223:50
[INFO] [stdout]     |
[INFO] [stdout] 223 |     fn encode_global_registry(py: Python<'_>) -> PyResult<Vec<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] [stderr] error: could not compile `pyotheus` (lib) due to 7 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `pyotheus` (lib test) due to 7 previous errors
[INFO] running `Command { std: "docker" "inspect" "698a9e65ce5e24efb570a952afdcdced6ddebf46347d5e6cf339ce6d00cd79bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "698a9e65ce5e24efb570a952afdcdced6ddebf46347d5e6cf339ce6d00cd79bd", kill_on_drop: false }`
[INFO] [stdout] 698a9e65ce5e24efb570a952afdcdced6ddebf46347d5e6cf339ce6d00cd79bd
