[INFO] fetching crate shape-ext-python 0.3.2...
[INFO] checking shape-ext-python-0.3.2 against c60b92c03ca8a3b101eb9d57f51e2232690638c7 for pr-164148-crater-rollup
[INFO] extracting crate shape-ext-python 0.3.2 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate shape-ext-python 0.3.2
[INFO] finished tweaking crates.io crate shape-ext-python 0.3.2
[INFO] tweaked toml for crates.io crate shape-ext-python 0.3.2 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate shape-ext-python 0.3.2 on toolchain c60b92c03ca8a3b101eb9d57f51e2232690638c7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c60b92c03ca8a3b101eb9d57f51e2232690638c7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate shape-ext-python 0.3.2 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" "+c60b92c03ca8a3b101eb9d57f51e2232690638c7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] d60d7875d88813e330fbc14e5fc29977df626b1ab418bb779beb33a2bfbc4818
[INFO] running `Command { std: "docker" "start" "d60d7875d88813e330fbc14e5fc29977df626b1ab418bb779beb33a2bfbc4818", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d60d7875d88813e330fbc14e5fc29977df626b1ab418bb779beb33a2bfbc4818", 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" "d60d7875d88813e330fbc14e5fc29977df626b1ab418bb779beb33a2bfbc4818" "/opt/rustwide/cargo-home/bin/cargo" "+c60b92c03ca8a3b101eb9d57f51e2232690638c7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d60d7875d88813e330fbc14e5fc29977df626b1ab418bb779beb33a2bfbc4818", 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" "d60d7875d88813e330fbc14e5fc29977df626b1ab418bb779beb33a2bfbc4818" "/opt/rustwide/cargo-home/bin/cargo" "+c60b92c03ca8a3b101eb9d57f51e2232690638c7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling target-lexicon v0.13.5
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]     Checking serde_bytes v0.11.19
[INFO] [stderr]     Checking rmp v0.8.15
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling pyo3-build-config v0.28.2
[INFO] [stderr]    Compiling pyo3-ffi v0.28.2
[INFO] [stderr]    Compiling pyo3-macros-backend v0.28.2
[INFO] [stderr]    Compiling pyo3 v0.28.2
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling pyo3-macros v0.28.2
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking rmp-serde v1.3.1
[INFO] [stderr]     Checking rmpv v1.3.1
[INFO] [stderr]     Checking shape-abi-v1 v0.3.2
[INFO] [stderr]     Checking shape-ext-python v0.3.2 (/opt/rustwide/workdir)
[INFO] [stdout] error: useless conversion to the same type: `Py<PyAny>` shape_ext_python
[INFO] [stdout]   --> src/marshaling.rs:28:32
[INFO] [stdout]    |
[INFO] [stdout] 28 |         rmpv::Value::Nil => Ok(py.None().into_pyobject(py).unwrap().unbind().into()),
[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] help: consider removing the conversion call
[INFO] [stdout]    |
[INFO] [stdout] 28 -         rmpv::Value::Nil => Ok(py.None().into_pyobject(py).unwrap().unbind().into()),
[INFO] [stdout] 28 +         rmpv::Value::Nil => Ok(py.None().into_pyobject(py).unwrap().unbind()),
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 28 -         rmpv::Value::Nil => Ok(py.None().into_pyobject(py).unwrap().unbind().into()),
[INFO] [stdout] 28 +         rmpv::Value::Nil => Ok(<Py<PyAny> as Into<_>>::into(py.None().into_pyobject(py).unwrap().unbind())),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `Py<PyAny>` shape_ext_python
[INFO] [stdout]   --> src/marshaling.rs:36:20
[INFO] [stdout]    |
[INFO] [stdout] 36 |                 Ok(py.None().into_pyobject(py).unwrap().unbind().into())
[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] help: consider removing the conversion call
[INFO] [stdout]    |
[INFO] [stdout] 36 -                 Ok(py.None().into_pyobject(py).unwrap().unbind().into())
[INFO] [stdout] 36 +                 Ok(py.None().into_pyobject(py).unwrap().unbind())
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 36 -                 Ok(py.None().into_pyobject(py).unwrap().unbind().into())
[INFO] [stdout] 36 +                 Ok(<Py<PyAny> as Into<_>>::into(py.None().into_pyobject(py).unwrap().unbind()))
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `Py<PyAny>` shape_ext_python
[INFO] [stdout]   --> src/marshaling.rs:45:20
[INFO] [stdout]    |
[INFO] [stdout] 45 |                 Ok(py.None().into_pyobject(py).unwrap().unbind().into())
[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] help: consider removing the conversion call
[INFO] [stdout]    |
[INFO] [stdout] 45 -                 Ok(py.None().into_pyobject(py).unwrap().unbind().into())
[INFO] [stdout] 45 +                 Ok(py.None().into_pyobject(py).unwrap().unbind())
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 45 -                 Ok(py.None().into_pyobject(py).unwrap().unbind().into())
[INFO] [stdout] 45 +                 Ok(<Py<PyAny> as Into<_>>::into(py.None().into_pyobject(py).unwrap().unbind()))
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `Py<PyAny>` shape_ext_python
[INFO] [stdout]   --> src/marshaling.rs:69:16
[INFO] [stdout]    |
[INFO] [stdout] 69 |             Ok(py.None().into_pyobject(py).unwrap().unbind().into())
[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] help: consider removing the conversion call
[INFO] [stdout]    |
[INFO] [stdout] 69 -             Ok(py.None().into_pyobject(py).unwrap().unbind().into())
[INFO] [stdout] 69 +             Ok(py.None().into_pyobject(py).unwrap().unbind())
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 69 -             Ok(py.None().into_pyobject(py).unwrap().unbind().into())
[INFO] [stdout] 69 +             Ok(<Py<PyAny> as Into<_>>::into(py.None().into_pyobject(py).unwrap().unbind()))
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `shape-ext-python` (lib test) due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: useless conversion to the same type: `Py<PyAny>` shape_ext_python
[INFO] [stdout]   --> src/marshaling.rs:28:32
[INFO] [stdout]    |
[INFO] [stdout] 28 |         rmpv::Value::Nil => Ok(py.None().into_pyobject(py).unwrap().unbind().into()),
[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] help: consider removing the conversion call
[INFO] [stdout]    |
[INFO] [stdout] 28 -         rmpv::Value::Nil => Ok(py.None().into_pyobject(py).unwrap().unbind().into()),
[INFO] [stdout] 28 +         rmpv::Value::Nil => Ok(py.None().into_pyobject(py).unwrap().unbind()),
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 28 -         rmpv::Value::Nil => Ok(py.None().into_pyobject(py).unwrap().unbind().into()),
[INFO] [stdout] 28 +         rmpv::Value::Nil => Ok(<Py<PyAny> as Into<_>>::into(py.None().into_pyobject(py).unwrap().unbind())),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `Py<PyAny>` shape_ext_python
[INFO] [stdout]   --> src/marshaling.rs:36:20
[INFO] [stdout]    |
[INFO] [stdout] 36 |                 Ok(py.None().into_pyobject(py).unwrap().unbind().into())
[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] help: consider removing the conversion call
[INFO] [stdout]    |
[INFO] [stdout] 36 -                 Ok(py.None().into_pyobject(py).unwrap().unbind().into())
[INFO] [stdout] 36 +                 Ok(py.None().into_pyobject(py).unwrap().unbind())
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 36 -                 Ok(py.None().into_pyobject(py).unwrap().unbind().into())
[INFO] [stdout] 36 +                 Ok(<Py<PyAny> as Into<_>>::into(py.None().into_pyobject(py).unwrap().unbind()))
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `Py<PyAny>` shape_ext_python
[INFO] [stdout]   --> src/marshaling.rs:45:20
[INFO] [stdout]    |
[INFO] [stdout] 45 |                 Ok(py.None().into_pyobject(py).unwrap().unbind().into())
[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] help: consider removing the conversion call
[INFO] [stdout]    |
[INFO] [stdout] 45 -                 Ok(py.None().into_pyobject(py).unwrap().unbind().into())
[INFO] [stdout] 45 +                 Ok(py.None().into_pyobject(py).unwrap().unbind())
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 45 -                 Ok(py.None().into_pyobject(py).unwrap().unbind().into())
[INFO] [stdout] 45 +                 Ok(<Py<PyAny> as Into<_>>::into(py.None().into_pyobject(py).unwrap().unbind()))
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `Py<PyAny>` shape_ext_python
[INFO] [stdout]   --> src/marshaling.rs:69:16
[INFO] [stdout]    |
[INFO] [stdout] 69 |             Ok(py.None().into_pyobject(py).unwrap().unbind().into())
[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] help: consider removing the conversion call
[INFO] [stdout]    |
[INFO] [stdout] 69 -             Ok(py.None().into_pyobject(py).unwrap().unbind().into())
[INFO] [stdout] 69 +             Ok(py.None().into_pyobject(py).unwrap().unbind())
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 69 -             Ok(py.None().into_pyobject(py).unwrap().unbind().into())
[INFO] [stdout] 69 +             Ok(<Py<PyAny> as Into<_>>::into(py.None().into_pyobject(py).unwrap().unbind()))
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `shape-ext-python` (lib) due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "d60d7875d88813e330fbc14e5fc29977df626b1ab418bb779beb33a2bfbc4818", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d60d7875d88813e330fbc14e5fc29977df626b1ab418bb779beb33a2bfbc4818", kill_on_drop: false }`
[INFO] [stdout] d60d7875d88813e330fbc14e5fc29977df626b1ab418bb779beb33a2bfbc4818
