[INFO] cloning repository https://github.com/dotneet/scala-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dotneet/scala-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdotneet%2Fscala-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdotneet%2Fscala-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 278d76a5191d839c7ef8155803c3b3365ccff4ff
[INFO] checking dotneet/scala-rs against a5689b034ad287112f709693384a37f1377eb9cc for pr-129249-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdotneet%2Fscala-rs" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-0-tc2/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/dotneet/scala-rs
[INFO] finished tweaking git repo https://github.com/dotneet/scala-rs
[INFO] tweaked toml for git repo https://github.com/dotneet/scala-rs written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/dotneet/scala-rs 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/dotneet/scala-rs 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] [stderr] warning: unused field `description` in `workspace.package`
[INFO] [stderr]   --> Cargo.toml:34:1
[INFO] [stderr]    |
[INFO] [stderr] 34 | description = "A Scala 2.13 compiler written in Rust (nsc reimplementation)"
[INFO] [stderr]    | ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::unused_workspace_package_fields` is set to `warn` by default
[INFO] [stderr] help: consider removing the field `workspace.package.description`
[INFO] [stderr] warning: unused field `repository` in `workspace.package`
[INFO] [stderr]   --> Cargo.toml:37:1
[INFO] [stderr]    |
[INFO] [stderr] 37 | repository = "https://github.com/scala-rs/scala-rs"
[INFO] [stderr]    | ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the field `workspace.package.repository`
[INFO] [stderr] warning: workspace (manifest) generated 2 warnings
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 40853b01e239548954ddfb974b2a34156a4e1432c00d28d2fb715009d53ba4b8
[INFO] running `Command { std: "docker" "start" "40853b01e239548954ddfb974b2a34156a4e1432c00d28d2fb715009d53ba4b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "40853b01e239548954ddfb974b2a34156a4e1432c00d28d2fb715009d53ba4b8", 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" "40853b01e239548954ddfb974b2a34156a4e1432c00d28d2fb715009d53ba4b8" "/opt/rustwide/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "40853b01e239548954ddfb974b2a34156a4e1432c00d28d2fb715009d53ba4b8", 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" "40853b01e239548954ddfb974b2a34156a4e1432c00d28d2fb715009d53ba4b8" "/opt/rustwide/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: unused field `description` in `workspace.package`
[INFO] [stderr]   --> Cargo.toml:34:1
[INFO] [stderr]    |
[INFO] [stderr] 34 | description = "A Scala 2.13 compiler written in Rust (nsc reimplementation)"
[INFO] [stderr]    | ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::unused_workspace_package_fields` is set to `warn` by default
[INFO] [stderr] help: consider removing the field `workspace.package.description`
[INFO] [stderr] warning: unused field `repository` in `workspace.package`
[INFO] [stderr]   --> Cargo.toml:37:1
[INFO] [stderr]    |
[INFO] [stderr] 37 | repository = "https://github.com/scala-rs/scala-rs"
[INFO] [stderr]    | ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the field `workspace.package.repository`
[INFO] [stderr] warning: workspace (manifest) generated 2 warnings
[INFO] [stderr]    Compiling crc32fast v1.5.1
[INFO] [stderr]     Checking simd-adler32 v0.3.10
[INFO] [stderr]     Checking scala-rs-span v0.1.0 (/opt/rustwide/workdir/crates/span)
[INFO] [stderr]     Checking scala-rs-pickle v0.1.0 (/opt/rustwide/workdir/crates/pickle)
[INFO] [stderr]     Checking rustc-hash v2.1.2
[INFO] [stderr]    Compiling find-msvc-tools v0.1.11
[INFO] [stderr]     Checking miniz_oxide v0.8.9
[INFO] [stderr]    Compiling cc v1.4.4
[INFO] [stderr]     Checking scala-rs-lexer v0.1.0 (/opt/rustwide/workdir/crates/lexer)
[INFO] [stderr]     Checking scala-rs-parser v0.1.0 (/opt/rustwide/workdir/crates/parser)
[INFO] [stderr]     Checking flate2 v1.1.9
[INFO] [stderr]     Checking zip v0.6.6
[INFO] [stderr]     Checking scala-rs-typer v0.1.0 (/opt/rustwide/workdir/crates/typer)
[INFO] [stderr]    Compiling libmimalloc-sys v0.1.49
[INFO] [stderr]     Checking mimalloc v0.1.52
[INFO] [stdout] error: useless conversion to the same type: `Vec<scala_rs_parser::Type>`
[INFO] [stdout]     --> crates/typer/src/check_apply.rs:3839:62
[INFO] [stdout]      |
[INFO] [stdout] 3839 |   ...                   *targs = vec![
[INFO] [stdout]      |  ________________________________^
[INFO] [stdout] 3840 | | ...                       self.st.lub(&targs[0], &more[0]),
[INFO] [stdout] 3841 | | ...                       self.st.lub(&targs[1], &more[1]),
[INFO] [stdout] 3842 | | ...                   ]
[INFO] [stdout] 3843 | | ...                   .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] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `scala_rs_parser::Type`
[INFO] [stdout]    --> crates/typer/src/check_template.rs:245:24
[INFO] [stdout]     |
[INFO] [stdout] 245 |                 *ret = r.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] 245 -                 *ret = r.into();
[INFO] [stdout] 245 +                 *ret = r;
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 245 -                 *ret = r.into();
[INFO] [stdout] 245 +                 *ret = <scala_rs_parser::Type as Into<_>>::into(r);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `scala-rs-typer` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: useless conversion to the same type: `Vec<scala_rs_parser::Type>`
[INFO] [stdout]     --> crates/typer/src/check_apply.rs:3839:62
[INFO] [stdout]      |
[INFO] [stdout] 3839 |   ...                   *targs = vec![
[INFO] [stdout]      |  ________________________________^
[INFO] [stdout] 3840 | | ...                       self.st.lub(&targs[0], &more[0]),
[INFO] [stdout] 3841 | | ...                       self.st.lub(&targs[1], &more[1]),
[INFO] [stdout] 3842 | | ...                   ]
[INFO] [stdout] 3843 | | ...                   .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] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `scala_rs_parser::Type`
[INFO] [stdout]    --> crates/typer/src/check_template.rs:245:24
[INFO] [stdout]     |
[INFO] [stdout] 245 |                 *ret = r.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] 245 -                 *ret = r.into();
[INFO] [stdout] 245 +                 *ret = r;
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 245 -                 *ret = r.into();
[INFO] [stdout] 245 +                 *ret = <scala_rs_parser::Type as Into<_>>::into(r);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `scala-rs-typer` (lib test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "40853b01e239548954ddfb974b2a34156a4e1432c00d28d2fb715009d53ba4b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40853b01e239548954ddfb974b2a34156a4e1432c00d28d2fb715009d53ba4b8", kill_on_drop: false }`
[INFO] [stdout] 40853b01e239548954ddfb974b2a34156a4e1432c00d28d2fb715009d53ba4b8
