[INFO] fetching crate lox_one 0.1.0...
[INFO] checking lox_one-0.1.0 against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] extracting crate lox_one 0.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate lox_one 0.1.0 on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lox_one 0.1.0
[INFO] finished tweaking crates.io crate lox_one 0.1.0
[INFO] tweaked toml for crates.io crate lox_one 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate lox_one 0.1.0 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded parse-display v0.6.0
[INFO] [stderr]   Downloaded clap_derive v4.0.10
[INFO] [stderr]   Downloaded parameterized-macro v1.0.0
[INFO] [stderr]   Downloaded parameterized v1.0.0
[INFO] [stderr]   Downloaded structmeta-derive v0.1.5
[INFO] [stderr]   Downloaded structmeta v0.1.5
[INFO] [stderr]   Downloaded parse-display-derive v0.6.0
[INFO] [stderr]   Downloaded clap v4.0.11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cfd4f0709469b367798821e29725acd59eae6f269c0448aa77833f2f668c19fa
[INFO] running `Command { std: "docker" "start" "-a" "cfd4f0709469b367798821e29725acd59eae6f269c0448aa77833f2f668c19fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cfd4f0709469b367798821e29725acd59eae6f269c0448aa77833f2f668c19fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfd4f0709469b367798821e29725acd59eae6f269c0448aa77833f2f668c19fa", kill_on_drop: false }`
[INFO] [stdout] cfd4f0709469b367798821e29725acd59eae6f269c0448aa77833f2f668c19fa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 43a6f4d01bbdca3eca1f0c5f634dcc4cddbc2086c37b394d541a6d04b0463fdb
[INFO] running `Command { std: "docker" "start" "-a" "43a6f4d01bbdca3eca1f0c5f634dcc4cddbc2086c37b394d541a6d04b0463fdb", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling unicode-ident v1.0.3
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]    Compiling libc v0.2.133
[INFO] [stderr]    Compiling regex-syntax v0.6.27
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling once_cell v1.13.1
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]     Checking os_str_bytes v6.3.0
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]     Checking clap_lex v0.3.0
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]    Compiling regex v1.6.0
[INFO] [stderr]    Compiling structmeta-derive v0.1.5
[INFO] [stderr]    Compiling clap_derive v4.0.10
[INFO] [stderr]    Compiling thiserror-impl v1.0.32
[INFO] [stderr]    Compiling parameterized-macro v1.0.0
[INFO] [stderr]     Checking parameterized v1.0.0
[INFO] [stderr]    Compiling structmeta v0.1.5
[INFO] [stderr]     Checking thiserror v1.0.32
[INFO] [stderr]    Compiling parse-display-derive v0.6.0
[INFO] [stderr]     Checking clap v4.0.11
[INFO] [stderr]     Checking parse-display v0.6.0
[INFO] [stderr]     Checking lox_one v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `interpreter::Interpreter`
[INFO] [stdout]  --> src/lib/lib.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use interpreter::Interpreter;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `parser::Parser`
[INFO] [stdout]  --> src/lib/lib.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use parser::Parser;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::globals::_print`
[INFO] [stdout]  --> src/lib/interpreter/environment.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use super::globals::_print;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `interpreter::Interpreter`
[INFO] [stdout]  --> src/lib/lib.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use interpreter::Interpreter;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `parser::Parser`
[INFO] [stdout]  --> src/lib/lib.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use parser::Parser;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `log_items`
[INFO] [stdout]  --> src/lib/parser/tests.rs:5:20
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::utils::{log_items, read_file};
[INFO] [stdout]   |                    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::globals::_print`
[INFO] [stdout]  --> src/lib/interpreter/environment.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use super::globals::_print;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `log_items`
[INFO] [stdout]  --> src/lib/interpreter/tests.rs:5:20
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::utils::{log_items, read_file};
[INFO] [stdout]   |                    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `title`
[INFO] [stdout]  --> src/lib/parser/tests.rs:7:21
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn assert_can_parse(title: &str, src: &str, verbose: bool) -> Vec<Stmt> {
[INFO] [stdout]   |                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_title`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `resolve_function` is never used
[INFO] [stdout]   --> src/lib/interpreter/resolver.rs:95:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | impl<'a> Resolver<'a> {
[INFO] [stdout]    | --------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 95 |     fn resolve_function(&mut self, fun_declaration: &FunDecl) -> RuntimeResult<()> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_file` is never used
[INFO] [stdout]  --> src/lib/utils.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn read_file(path: &str) -> String {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `log_items` is never used
[INFO] [stdout]   --> src/lib/utils.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub fn log_items<T: Display>(log_title: &str, items: &Vec<T>) {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tokens`
[INFO] [stdout]  --> src/lib/interpreter/tests.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let tokens = Scanner::tokens_from_str(src, verbose);
[INFO] [stdout]   |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_tokens`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `title`
[INFO] [stdout]  --> src/lib/interpreter/tests.rs:7:24
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn assert_execution_of(title: &str, src: &str, verbose: bool) -> Interpreter {
[INFO] [stdout]   |                        ^^^^^ help: if this is intentional, prefix it with an underscore: `_title`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `resolve_function` is never used
[INFO] [stdout]   --> src/lib/interpreter/resolver.rs:95:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | impl<'a> Resolver<'a> {
[INFO] [stdout]    | --------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 95 |     fn resolve_function(&mut self, fun_declaration: &FunDecl) -> RuntimeResult<()> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `log_items` is never used
[INFO] [stdout]   --> src/lib/utils.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub fn log_items<T: Display>(log_title: &str, items: &Vec<T>) {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main` is never used
[INFO] [stdout]   --> src/bin/cli.rs:72:4
[INFO] [stdout]    |
[INFO] [stdout] 72 | fn main() {}
[INFO] [stdout]    |    ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main` is never used
[INFO] [stdout]   --> src/bin/cli.rs:72:4
[INFO] [stdout]    |
[INFO] [stdout] 72 | fn main() {}
[INFO] [stdout]    |    ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.58s
[INFO] running `Command { std: "docker" "inspect" "43a6f4d01bbdca3eca1f0c5f634dcc4cddbc2086c37b394d541a6d04b0463fdb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43a6f4d01bbdca3eca1f0c5f634dcc4cddbc2086c37b394d541a6d04b0463fdb", kill_on_drop: false }`
[INFO] [stdout] 43a6f4d01bbdca3eca1f0c5f634dcc4cddbc2086c37b394d541a6d04b0463fdb