[INFO] cloning repository https://github.com/luyikk/csharp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/luyikk/csharp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluyikk%2Fcsharp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluyikk%2Fcsharp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cb27fc7743d80c96deecf7fcd1dca19364539bc6
[INFO] checking luyikk/csharp against a5689b034ad287112f709693384a37f1377eb9cc for pr-129249-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluyikk%2Fcsharp" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/luyikk/csharp
[INFO] finished tweaking git repo https://github.com/luyikk/csharp
[INFO] tweaked toml for git repo https://github.com/luyikk/csharp written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/luyikk/csharp on toolchain a5689b034ad287112f709693384a37f1377eb9cc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/luyikk/csharp 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" "+a5689b034ad287112f709693384a37f1377eb9cc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] c702a489825e832eaa126acca80f1aa308b947510c5de59ae7d06913861f79df
[INFO] running `Command { std: "docker" "start" "c702a489825e832eaa126acca80f1aa308b947510c5de59ae7d06913861f79df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c702a489825e832eaa126acca80f1aa308b947510c5de59ae7d06913861f79df", 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" "c702a489825e832eaa126acca80f1aa308b947510c5de59ae7d06913861f79df" "/opt/rustwide/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c702a489825e832eaa126acca80f1aa308b947510c5de59ae7d06913861f79df", 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" "c702a489825e832eaa126acca80f1aa308b947510c5de59ae7d06913861f79df" "/opt/rustwide/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling syn v1.0.90
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]     Checking heck v0.4.0
[INFO] [stderr]    Compiling quote v1.0.17
[INFO] [stderr]    Compiling darling_core v0.13.2
[INFO] [stderr]    Compiling darling_macro v0.13.2
[INFO] [stderr]    Compiling darling v0.13.2
[INFO] [stderr]    Compiling interoptopus_proc v0.14.0
[INFO] [stderr]     Checking interoptopus v0.14.1
[INFO] [stderr]     Checking interoptopus_backend_csharp v0.14.0
[INFO] [stderr]     Checking interoptopus_backend_cpython v0.14.0
[INFO] [stderr]     Checking csharp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: useless conversion to the same type: `MyFFIError`
[INFO] [stdout]   --> src/lib.rs:85:5
[INFO] [stdout]    |
[INFO] [stdout] 85 | /     #[ffi_service_ctor]
[INFO] [stdout] 86 | |     pub fn new(x: f32, y: f32) -> Result<Self, MyFFIError> {
[INFO] [stdout] 87 | |         Ok(Self { x, y })
[INFO] [stdout] 88 | |     }
[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: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 85 ~     <MyFFIError as Into<_>>::into(#[ffi_service_ctor]
[INFO] [stdout] 86 |     pub fn new(x: f32, y: f32) -> Result<Self, MyFFIError> {
[INFO] [stdout] 87 |         Ok(Self { x, y })
[INFO] [stdout] 88 ~     })
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]   --> src/lib.rs:84:6
[INFO] [stdout]    |
[INFO] [stdout] 84 | impl Vec2 {
[INFO] [stdout]    |      ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 84 | impl let _ = Vec2; {
[INFO] [stdout]    |      +++++++     +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `MyFFIError`
[INFO] [stdout]   --> src/lib.rs:85:5
[INFO] [stdout]    |
[INFO] [stdout] 85 | /     #[ffi_service_ctor]
[INFO] [stdout] 86 | |     pub fn new(x: f32, y: f32) -> Result<Self, MyFFIError> {
[INFO] [stdout] 87 | |         Ok(Self { x, y })
[INFO] [stdout] 88 | |     }
[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: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 85 ~     <MyFFIError as Into<_>>::into(#[ffi_service_ctor]
[INFO] [stdout] 86 |     pub fn new(x: f32, y: f32) -> Result<Self, MyFFIError> {
[INFO] [stdout] 87 |         Ok(Self { x, y })
[INFO] [stdout] 88 ~     })
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]   --> src/lib.rs:84:6
[INFO] [stdout]    |
[INFO] [stdout] 84 | impl Vec2 {
[INFO] [stdout]    |      ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 84 | impl let _ = Vec2; {
[INFO] [stdout]    |      +++++++     +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `csharp` (lib test) due to 1 previous error; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `csharp` (lib) due to 1 previous error; 1 warning emitted
[INFO] [stderr] warning: unused dependency `interoptopus_backend_cpython`
[INFO] [stderr]  --> Cargo.toml:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | interoptopus_backend_cpython = "0.14"
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `interoptopus_backend_cpython`
[INFO] [stderr] warning: unused dependency `interoptopus_backend_csharp`
[INFO] [stderr]  --> Cargo.toml:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | interoptopus_backend_csharp = "0.14"
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: consider removing the dependency on `interoptopus_backend_csharp`
[INFO] [stderr] warning: `csharp` (manifest) generated 2 warnings
[INFO] running `Command { std: "docker" "inspect" "c702a489825e832eaa126acca80f1aa308b947510c5de59ae7d06913861f79df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c702a489825e832eaa126acca80f1aa308b947510c5de59ae7d06913861f79df", kill_on_drop: false }`
[INFO] [stdout] c702a489825e832eaa126acca80f1aa308b947510c5de59ae7d06913861f79df
