[INFO] cloning repository https://github.com/Vicegale/LeInterpreter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Vicegale/LeInterpreter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVicegale%2FLeInterpreter", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVicegale%2FLeInterpreter'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0555e49c80a976292f9a61bd0a47dfa4135e81a9
[INFO] checking Vicegale/LeInterpreter against c60b92c03ca8a3b101eb9d57f51e2232690638c7 for pr-164148-crater-rollup
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVicegale%2FLeInterpreter" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Vicegale/LeInterpreter
[INFO] finished tweaking git repo https://github.com/Vicegale/LeInterpreter
[INFO] tweaked toml for git repo https://github.com/Vicegale/LeInterpreter written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Vicegale/LeInterpreter 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 git repo https://github.com/Vicegale/LeInterpreter 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-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 57b1d6eac70462df3d3304b24c49d4623ee73d7e6b885dc4bda8584c1e567831
[INFO] running `Command { std: "docker" "start" "57b1d6eac70462df3d3304b24c49d4623ee73d7e6b885dc4bda8584c1e567831", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "57b1d6eac70462df3d3304b24c49d4623ee73d7e6b885dc4bda8584c1e567831", 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" "57b1d6eac70462df3d3304b24c49d4623ee73d7e6b885dc4bda8584c1e567831" "/opt/rustwide/cargo-home/bin/cargo" "+c60b92c03ca8a3b101eb9d57f51e2232690638c7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "57b1d6eac70462df3d3304b24c49d4623ee73d7e6b885dc4bda8584c1e567831", 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" "57b1d6eac70462df3d3304b24c49d4623ee73d7e6b885dc4bda8584c1e567831" "/opt/rustwide/cargo-home/bin/cargo" "+c60b92c03ca8a3b101eb9d57f51e2232690638c7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] error: useless conversion to the same type: `char` interpreter
[INFO] [stdout]    --> src/lexer/lexer.rs:106:23
[INFO] [stdout]     |
[INFO] [stdout] 106 |             self.ch = self.input.chars().nth(self.read_position).unwrap().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] 106 -             self.ch = self.input.chars().nth(self.read_position).unwrap().into();
[INFO] [stdout] 106 +             self.ch = self.input.chars().nth(self.read_position).unwrap();
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 106 -             self.ch = self.input.chars().nth(self.read_position).unwrap().into();
[INFO] [stdout] 106 +             self.ch = <char as Into<_>>::into(self.input.chars().nth(self.read_position).unwrap());
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `char` interpreter
[INFO] [stdout]    --> src/lexer/lexer.rs:106:23
[INFO] [stdout]     |
[INFO] [stdout] 106 |             self.ch = self.input.chars().nth(self.read_position).unwrap().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] 106 -             self.ch = self.input.chars().nth(self.read_position).unwrap().into();
[INFO] [stdout] 106 +             self.ch = self.input.chars().nth(self.read_position).unwrap();
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 106 -             self.ch = self.input.chars().nth(self.read_position).unwrap().into();
[INFO] [stdout] 106 +             self.ch = <char as Into<_>>::into(self.input.chars().nth(self.read_position).unwrap());
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking interpreter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `interpreter` (bin "interpreter" test) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `interpreter` (bin "interpreter") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "57b1d6eac70462df3d3304b24c49d4623ee73d7e6b885dc4bda8584c1e567831", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57b1d6eac70462df3d3304b24c49d4623ee73d7e6b885dc4bda8584c1e567831", kill_on_drop: false }`
[INFO] [stdout] 57b1d6eac70462df3d3304b24c49d4623ee73d7e6b885dc4bda8584c1e567831
