[INFO] cloning repository https://github.com/servusdei2018/bracio
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/servusdei2018/bracio" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fservusdei2018%2Fbracio", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fservusdei2018%2Fbracio'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8aabdb7d63aa9a805ac7e1c3ddc2c68c4d167e88
[INFO] checking servusdei2018/bracio against 52995a223f2919dd3e2e427231db90a257350ded for pr-129249-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fservusdei2018%2Fbracio" "/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/servusdei2018/bracio
[INFO] finished tweaking git repo https://github.com/servusdei2018/bracio
[INFO] tweaked toml for git repo https://github.com/servusdei2018/bracio written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/servusdei2018/bracio 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/servusdei2018/bracio 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:c0af3998e971868164375a7dfb646c9933ddd1a3bdb00fa2041266763dc1eeab" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 4821f7009855f14aa9b578f100287ac64ecd6953e0711f4e1ec4eef808d2b15d
[INFO] running `Command { std: "docker" "start" "4821f7009855f14aa9b578f100287ac64ecd6953e0711f4e1ec4eef808d2b15d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4821f7009855f14aa9b578f100287ac64ecd6953e0711f4e1ec4eef808d2b15d", 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" "4821f7009855f14aa9b578f100287ac64ecd6953e0711f4e1ec4eef808d2b15d" "/opt/rustwide/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4821f7009855f14aa9b578f100287ac64ecd6953e0711f4e1ec4eef808d2b15d", 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" "4821f7009855f14aa9b578f100287ac64ecd6953e0711f4e1ec4eef808d2b15d" "/opt/rustwide/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling target-lexicon v0.13.4
[INFO] [stderr]     Checking unindent v0.2.4
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]     Checking errno v0.3.14
[INFO] [stderr]     Checking socket2 v0.6.1
[INFO] [stderr]     Checking mio v1.1.1
[INFO] [stderr]    Compiling syn v2.0.112
[INFO] [stderr]     Checking signal-hook-registry v1.4.8
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]    Compiling pyo3-build-config v0.27.2
[INFO] [stderr]    Compiling pyo3-ffi v0.27.2
[INFO] [stderr]    Compiling pyo3-macros-backend v0.27.2
[INFO] [stderr]    Compiling pyo3 v0.27.2
[INFO] [stderr]    Compiling tokio-macros v2.6.0
[INFO] [stderr]     Checking tokio v1.48.0
[INFO] [stderr]    Compiling pyo3-macros v0.27.2
[INFO] [stderr]     Checking bracio v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]   --> src/event_loop.rs:53:68
[INFO] [stdout]    |
[INFO] [stdout] 53 |     fn run_forever<'py>(slf: Bound<'py, Self>, py: Python<'py>) -> 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/event_loop.rs:118:10
[INFO] [stdout]     |
[INFO] [stdout] 118 |     ) -> PyResult<Bound<'py, PyAny>> {
[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/event_loop.rs:146:10
[INFO] [stdout]     |
[INFO] [stdout] 146 |     ) -> PyResult<Bound<'py, PyAny>> {
[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/event_loop.rs:164:52
[INFO] [stdout]     |
[INFO] [stdout] 164 |     fn _stop_cb(&self, _fut: &Bound<'_, PyAny>) -> 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/event_loop.rs:168:23
[INFO] [stdout]     |
[INFO] [stdout] 168 |     fn stop(&self) -> 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/event_loop.rs:177:29
[INFO] [stdout]     |
[INFO] [stdout] 177 |     fn is_running(&self) -> 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]    --> src/event_loop.rs:182:28
[INFO] [stdout]     |
[INFO] [stdout] 182 |     fn is_closed(&self) -> 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]    --> src/event_loop.rs:187:24
[INFO] [stdout]     |
[INFO] [stdout] 187 |     fn close(&self) -> 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/event_loop.rs:193:23
[INFO] [stdout]     |
[INFO] [stdout] 193 |     fn time(&self) -> 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/event_loop.rs:208:10
[INFO] [stdout]     |
[INFO] [stdout] 208 |     ) -> PyResult<Bound<'py, PyAny>> {
[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/event_loop.rs:234:10
[INFO] [stdout]     |
[INFO] [stdout] 234 |     ) -> PyResult<Bound<'py, PyAny>> {
[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/event_loop.rs:246:10
[INFO] [stdout]     |
[INFO] [stdout] 246 |     ) -> PyResult<Bound<'py, PyAny>> {
[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/event_loop.rs:287:10
[INFO] [stdout]     |
[INFO] [stdout] 287 |     ) -> PyResult<Bound<'py, PyAny>> {
[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/event_loop.rs:53:68
[INFO] [stdout]    |
[INFO] [stdout] 53 |     fn run_forever<'py>(slf: Bound<'py, Self>, py: Python<'py>) -> 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/event_loop.rs:118:10
[INFO] [stdout]     |
[INFO] [stdout] 118 |     ) -> PyResult<Bound<'py, PyAny>> {
[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/event_loop.rs:146:10
[INFO] [stdout]     |
[INFO] [stdout] 146 |     ) -> PyResult<Bound<'py, PyAny>> {
[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/event_loop.rs:164:52
[INFO] [stdout]     |
[INFO] [stdout] 164 |     fn _stop_cb(&self, _fut: &Bound<'_, PyAny>) -> 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/event_loop.rs:168:23
[INFO] [stdout]     |
[INFO] [stdout] 168 |     fn stop(&self) -> 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/event_loop.rs:177:29
[INFO] [stdout]     |
[INFO] [stdout] 177 |     fn is_running(&self) -> 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]    --> src/event_loop.rs:182:28
[INFO] [stdout]     |
[INFO] [stdout] 182 |     fn is_closed(&self) -> 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]    --> src/event_loop.rs:187:24
[INFO] [stdout]     |
[INFO] [stdout] 187 |     fn close(&self) -> 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/event_loop.rs:193:23
[INFO] [stdout]     |
[INFO] [stdout] 193 |     fn time(&self) -> 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/event_loop.rs:208:10
[INFO] [stdout]     |
[INFO] [stdout] 208 |     ) -> PyResult<Bound<'py, PyAny>> {
[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/event_loop.rs:234:10
[INFO] [stdout]     |
[INFO] [stdout] 234 |     ) -> PyResult<Bound<'py, PyAny>> {
[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/event_loop.rs:246:10
[INFO] [stdout]     |
[INFO] [stdout] 246 |     ) -> PyResult<Bound<'py, PyAny>> {
[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/event_loop.rs:287:10
[INFO] [stdout]     |
[INFO] [stdout] 287 |     ) -> PyResult<Bound<'py, PyAny>> {
[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 `bracio` (lib) due to 13 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `bracio` (lib test) due to 13 previous errors
[INFO] running `Command { std: "docker" "inspect" "4821f7009855f14aa9b578f100287ac64ecd6953e0711f4e1ec4eef808d2b15d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4821f7009855f14aa9b578f100287ac64ecd6953e0711f4e1ec4eef808d2b15d", kill_on_drop: false }`
[INFO] [stdout] 4821f7009855f14aa9b578f100287ac64ecd6953e0711f4e1ec4eef808d2b15d
