[INFO] cloning repository https://github.com/EshaanAgg/lox-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/EshaanAgg/lox-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEshaanAgg%2Flox-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEshaanAgg%2Flox-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ce81cf74219de9d5f3a1c692977da32ecb752926
[INFO] checking EshaanAgg/lox-rust/ce81cf74219de9d5f3a1c692977da32ecb752926 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEshaanAgg%2Flox-rust" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/EshaanAgg/lox-rust on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/EshaanAgg/lox-rust
[INFO] finished tweaking git repo https://github.com/EshaanAgg/lox-rust
[INFO] tweaked toml for git repo https://github.com/EshaanAgg/lox-rust written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/EshaanAgg/lox-rust 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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3c349aad10cb2f916a7645d891422b229cc930ebd8278d0d0014d512b99a445f
[INFO] running `Command { std: "docker" "start" "-a" "3c349aad10cb2f916a7645d891422b229cc930ebd8278d0d0014d512b99a445f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3c349aad10cb2f916a7645d891422b229cc930ebd8278d0d0014d512b99a445f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c349aad10cb2f916a7645d891422b229cc930ebd8278d0d0014d512b99a445f", kill_on_drop: false }`
[INFO] [stdout] 3c349aad10cb2f916a7645d891422b229cc930ebd8278d0d0014d512b99a445f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 01bc024e679831279812b18ea15e9be66d1f699e8871544f17128ad15c4eeee4
[INFO] running `Command { std: "docker" "start" "-a" "01bc024e679831279812b18ea15e9be66d1f699e8871544f17128ad15c4eeee4", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling anyhow v1.0.68
[INFO] [stderr]     Checking bytes v1.3.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling thiserror-impl v1.0.38
[INFO] [stderr]     Checking thiserror v1.0.38
[INFO] [stderr]     Checking interpreter-starter-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function `new_string_literal` is never used
[INFO] [stdout]   --> src/ast/expr.rs:33:12
[INFO] [stdout]    |
[INFO] [stdout] 31 | impl Expr {
[INFO] [stdout]    | --------- associated function in this implementation
[INFO] [stdout] 32 |     /// Creates a new unary expression with the given operator and expression.
[INFO] [stdout] 33 |     pub fn new_string_literal(value: &str) -> Expr {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `expect_boolean` is never used
[INFO] [stdout]   --> src/ast/interpreter.rs:39:8
[INFO] [stdout]    |
[INFO] [stdout] 31 | impl Value {
[INFO] [stdout]    | ---------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 39 |     fn expect_boolean(&self) -> Result<bool, Error> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `new_string_literal` and `new_number_literal` are never used
[INFO] [stdout]   --> src/ast/expr.rs:33:12
[INFO] [stdout]    |
[INFO] [stdout] 31 | impl Expr {
[INFO] [stdout]    | --------- associated functions in this implementation
[INFO] [stdout] 32 |     /// Creates a new unary expression with the given operator and expression.
[INFO] [stdout] 33 |     pub fn new_string_literal(value: &str) -> Expr {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 41 |     pub fn new_number_literal(value: f32) -> Expr {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `expect_boolean` is never used
[INFO] [stdout]   --> src/ast/interpreter.rs:39:8
[INFO] [stdout]    |
[INFO] [stdout] 31 | impl Value {
[INFO] [stdout]    | ---------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 39 |     fn expect_boolean(&self) -> Result<bool, Error> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `print` is never used
[INFO] [stdout]    --> src/ast/syntax_tree.rs:180:8
[INFO] [stdout]     |
[INFO] [stdout] 28  | impl SyntaxTree {
[INFO] [stdout]     | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 180 |     fn print(&mut self) -> String {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new_default` is never used
[INFO] [stdout]   --> src/lexer/token.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl Token {
[INFO] [stdout]    | ---------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 25 |     pub fn new_default(token_type: TokenType, lexeme: &str) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.01s
[INFO] running `Command { std: "docker" "inspect" "01bc024e679831279812b18ea15e9be66d1f699e8871544f17128ad15c4eeee4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01bc024e679831279812b18ea15e9be66d1f699e8871544f17128ad15c4eeee4", kill_on_drop: false }`
[INFO] [stdout] 01bc024e679831279812b18ea15e9be66d1f699e8871544f17128ad15c4eeee4