[INFO] cloning repository https://github.com/yabokar1/Rust-Interpreter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yabokar1/Rust-Interpreter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyabokar1%2FRust-Interpreter", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyabokar1%2FRust-Interpreter'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8dac6776e996cd611c69ff2c310c949e3c2e578e
[INFO] checking yabokar1/Rust-Interpreter against master#419b3e2d3e350822550eee0e82eeded4d324d584 for pr-135536
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyabokar1%2FRust-Interpreter" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/yabokar1/Rust-Interpreter on toolchain 419b3e2d3e350822550eee0e82eeded4d324d584
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+419b3e2d3e350822550eee0e82eeded4d324d584" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/yabokar1/Rust-Interpreter
[INFO] finished tweaking git repo https://github.com/yabokar1/Rust-Interpreter
[INFO] tweaked toml for git repo https://github.com/yabokar1/Rust-Interpreter written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/yabokar1/Rust-Interpreter 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" "+419b3e2d3e350822550eee0e82eeded4d324d584" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,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" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+419b3e2d3e350822550eee0e82eeded4d324d584" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 933ecbdf4c52fd85773c19f327f4161b12ddcb70435b3653df92641e59b6249a
[INFO] running `Command { std: "docker" "start" "-a" "933ecbdf4c52fd85773c19f327f4161b12ddcb70435b3653df92641e59b6249a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "933ecbdf4c52fd85773c19f327f4161b12ddcb70435b3653df92641e59b6249a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "933ecbdf4c52fd85773c19f327f4161b12ddcb70435b3653df92641e59b6249a", kill_on_drop: false }`
[INFO] [stdout] 933ecbdf4c52fd85773c19f327f4161b12ddcb70435b3653df92641e59b6249a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,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" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-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" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+419b3e2d3e350822550eee0e82eeded4d324d584" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 83b815790465b204dd476e6a895da46555194ce6fa7ab4e895d025bdac9d4bed
[INFO] running `Command { std: "docker" "start" "-a" "83b815790465b204dd476e6a895da46555194ce6fa7ab4e895d025bdac9d4bed", kill_on_drop: false }`
[INFO] [stderr]     Checking monkey_interpreter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated items `next_token`, `skip_whitespace`, `new_token`, `is_letter`, and `read_identifier` are never used
[INFO] [stdout]   --> src/lexer.rs:37:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl Lexer {
[INFO] [stdout]    | ---------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 37 |     fn next_token(&mut self) -> Token {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 67 |     fn skip_whitespace(&mut self) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 74 |     fn new_token(kind: TokenKind, ch: char) -> Token {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 78 |     fn is_letter(ch: char) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 82 |     fn read_identifier(&mut self) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] running `Command { std: "docker" "inspect" "83b815790465b204dd476e6a895da46555194ce6fa7ab4e895d025bdac9d4bed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83b815790465b204dd476e6a895da46555194ce6fa7ab4e895d025bdac9d4bed", kill_on_drop: false }`
[INFO] [stdout] 83b815790465b204dd476e6a895da46555194ce6fa7ab4e895d025bdac9d4bed