[INFO] cloning repository https://github.com/liuwanwan92/ct-cosmos-xenna-db47fa80
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/liuwanwan92/ct-cosmos-xenna-db47fa80" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fliuwanwan92%2Fct-cosmos-xenna-db47fa80", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fliuwanwan92%2Fct-cosmos-xenna-db47fa80'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4ad0780824a9d8d2410e0c58a03417d321fff3a9
[INFO] checking liuwanwan92/ct-cosmos-xenna-db47fa80 against 52995a223f2919dd3e2e427231db90a257350ded for pr-129249-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fliuwanwan92%2Fct-cosmos-xenna-db47fa80" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/liuwanwan92/ct-cosmos-xenna-db47fa80
[INFO] finished tweaking git repo https://github.com/liuwanwan92/ct-cosmos-xenna-db47fa80
[INFO] tweaked toml for git repo https://github.com/liuwanwan92/ct-cosmos-xenna-db47fa80 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/liuwanwan92/ct-cosmos-xenna-db47fa80 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/liuwanwan92/ct-cosmos-xenna-db47fa80 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-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] af9378912bb7bd3525eb54e608fd857b58a7065fd13fce61d4ca1015c8863271
[INFO] running `Command { std: "docker" "start" "af9378912bb7bd3525eb54e608fd857b58a7065fd13fce61d4ca1015c8863271", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "af9378912bb7bd3525eb54e608fd857b58a7065fd13fce61d4ca1015c8863271", 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" "af9378912bb7bd3525eb54e608fd857b58a7065fd13fce61d4ca1015c8863271" "/opt/rustwide/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "af9378912bb7bd3525eb54e608fd857b58a7065fd13fce61d4ca1015c8863271", 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" "af9378912bb7bd3525eb54e608fd857b58a7065fd13fce61d4ca1015c8863271" "/opt/rustwide/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] [stdout] error: useless conversion to the same type: `pyo3::PyErr`
[INFO] [stdout]    --> src/file_distribution/p2p_server.rs:453:35
[INFO] [stdout]     |
[INFO] [stdout] 453 |     pub fn shutdown(&mut 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]     = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `pyo3::PyErr`
[INFO] [stdout]    --> src/pipelines/private/scheduling/allocator.rs:444:61
[INFO] [stdout]     |
[INFO] [stdout] 444 |     pub fn py_add_worker(&mut self, worker: WorkerGroup) -> 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: `pyo3::PyErr`
[INFO] [stdout]    --> src/pipelines/private/scheduling/allocator.rs:450:62
[INFO] [stdout]     |
[INFO] [stdout] 450 |     pub fn py_remove_worker(&mut self, worker_id: String) -> PyResult<WorkerGroup> {
[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: `pyo3::PyErr`
[INFO] [stdout]    --> src/pipelines/private/scheduling/autoscaling_algorithms.rs:920:6
[INFO] [stdout]     |
[INFO] [stdout] 920 | ) -> PyResult<ds::Solution> {
[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: `pyo3::PyErr`
[INFO] [stdout]     --> src/pipelines/private/scheduling/autoscaling_algorithms.rs:1399:77
[INFO] [stdout]      |
[INFO] [stdout] 1399 |     fn autoscale(&mut self, current_time: f64, state: &ds::ProblemState) -> PyResult<ds::Solution> {
[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 `cosmos_xenna` (lib) due to 5 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: useless conversion to the same type: `pyo3::PyErr`
[INFO] [stdout]    --> src/file_distribution/p2p_server.rs:453:35
[INFO] [stdout]     |
[INFO] [stdout] 453 |     pub fn shutdown(&mut 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]     = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `pyo3::PyErr`
[INFO] [stdout]    --> src/pipelines/private/scheduling/allocator.rs:444:61
[INFO] [stdout]     |
[INFO] [stdout] 444 |     pub fn py_add_worker(&mut self, worker: WorkerGroup) -> 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: `pyo3::PyErr`
[INFO] [stdout]    --> src/pipelines/private/scheduling/allocator.rs:450:62
[INFO] [stdout]     |
[INFO] [stdout] 450 |     pub fn py_remove_worker(&mut self, worker_id: String) -> PyResult<WorkerGroup> {
[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: `pyo3::PyErr`
[INFO] [stdout]    --> src/pipelines/private/scheduling/autoscaling_algorithms.rs:920:6
[INFO] [stdout]     |
[INFO] [stdout] 920 | ) -> PyResult<ds::Solution> {
[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: `pyo3::PyErr`
[INFO] [stdout]     --> src/pipelines/private/scheduling/autoscaling_algorithms.rs:1399:77
[INFO] [stdout]      |
[INFO] [stdout] 1399 |     fn autoscale(&mut self, current_time: f64, state: &ds::ProblemState) -> PyResult<ds::Solution> {
[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 `cosmos_xenna` (lib test) due to 5 previous errors
[INFO] running `Command { std: "docker" "inspect" "af9378912bb7bd3525eb54e608fd857b58a7065fd13fce61d4ca1015c8863271", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af9378912bb7bd3525eb54e608fd857b58a7065fd13fce61d4ca1015c8863271", kill_on_drop: false }`
[INFO] [stdout] af9378912bb7bd3525eb54e608fd857b58a7065fd13fce61d4ca1015c8863271
