[INFO] cloning repository https://github.com/0xhakiim/rust-compiler
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/0xhakiim/rust-compiler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0xhakiim%2Frust-compiler", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0xhakiim%2Frust-compiler'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a57a74949a760cbc906bc54c0c5b09b273ca5113
[INFO] checking 0xhakiim/rust-compiler against master#3f6250a7bb79e600d9036bbc7c8f65af43933643 for pr-147859
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0xhakiim%2Frust-compiler" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/0xhakiim/rust-compiler
[INFO] finished tweaking git repo https://github.com/0xhakiim/rust-compiler
[INFO] tweaked toml for git repo https://github.com/0xhakiim/rust-compiler written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/0xhakiim/rust-compiler on toolchain 3f6250a7bb79e600d9036bbc7c8f65af43933643
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3f6250a7bb79e600d9036bbc7c8f65af43933643" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/0xhakiim/rust-compiler 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" "+3f6250a7bb79e600d9036bbc7c8f65af43933643" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+3f6250a7bb79e600d9036bbc7c8f65af43933643" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3f215d660d297d3a4acf26b27166b846671cfa82ec69b0048f79e11f2b5a5f06
[INFO] running `Command { std: "docker" "start" "-a" "3f215d660d297d3a4acf26b27166b846671cfa82ec69b0048f79e11f2b5a5f06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3f215d660d297d3a4acf26b27166b846671cfa82ec69b0048f79e11f2b5a5f06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f215d660d297d3a4acf26b27166b846671cfa82ec69b0048f79e11f2b5a5f06", kill_on_drop: false }`
[INFO] [stdout] 3f215d660d297d3a4acf26b27166b846671cfa82ec69b0048f79e11f2b5a5f06
[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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+3f6250a7bb79e600d9036bbc7c8f65af43933643" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0b7f5fab6b6e84c854b30c890b9f1d742d3f1f304f44224a4e3804a5d39d11a6
[INFO] running `Command { std: "docker" "start" "-a" "0b7f5fab6b6e84c854b30c890b9f1d742d3f1f304f44224a4e3804a5d39d11a6", kill_on_drop: false }`
[INFO] [stderr]     Checking compiler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `AstBinaryExpression`
[INFO] [stdout]  --> src/ast/parser.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::{AstBinaryExpression, AstExpression, AstStatement, AstStatementKind};
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `AstBinaryExpression`
[INFO] [stdout]  --> src/ast/parser.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::{AstBinaryExpression, AstExpression, AstStatement, AstStatementKind};
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `AstParenthesizedExpression`
[INFO] [stdout]  --> src/ast/parser.rs:3:60
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::ast::{AstBinaryOperator, AstBinaryOperatorKind, AstParenthesizedExpression};
[INFO] [stdout]   |                                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `AstParenthesizedExpression`
[INFO] [stdout]  --> src/ast/parser.rs:3:60
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::ast::{AstBinaryOperator, AstBinaryOperatorKind, AstParenthesizedExpression};
[INFO] [stdout]   |                                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/ast/evaluator.rs:38:13
[INFO] [stdout]    |
[INFO] [stdout] 38 |             _ => panic!("Unsupported expression type"),
[INFO] [stdout]    |             ^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]   --> src/ast/evaluator.rs:38:13
[INFO] [stdout]    |
[INFO] [stdout] 23 |             AstExpressionKind::Number(number) => {
[INFO] [stdout]    |             --------------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 26 |             AstExpressionKind::Binary(binary) => {
[INFO] [stdout]    |             --------------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 33 |             AstExpressionKind::Parenthesized(parenthesized) => {
[INFO] [stdout]    |             ----------------------------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 38 |             _ => panic!("Unsupported expression type"),
[INFO] [stdout]    |             ^ collectively making this unreachable
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/ast/evaluator.rs:38:13
[INFO] [stdout]    |
[INFO] [stdout] 38 |             _ => panic!("Unsupported expression type"),
[INFO] [stdout]    |             ^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]   --> src/ast/evaluator.rs:38:13
[INFO] [stdout]    |
[INFO] [stdout] 23 |             AstExpressionKind::Number(number) => {
[INFO] [stdout]    |             --------------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 26 |             AstExpressionKind::Binary(binary) => {
[INFO] [stdout]    |             --------------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 33 |             AstExpressionKind::Parenthesized(parenthesized) => {
[INFO] [stdout]    |             ----------------------------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 38 |             _ => panic!("Unsupported expression type"),
[INFO] [stdout]    |             ^ collectively making this unreachable
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/ast/mod.rs:82:12
[INFO] [stdout]    |
[INFO] [stdout] 81 | impl AstExpression {
[INFO] [stdout]    | ------------------ associated function in this implementation
[INFO] [stdout] 82 |     pub fn new(kind: AstExpressionKind) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Identifier` is never constructed
[INFO] [stdout]   --> src/ast/lexer.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub enum AstTokenKind {
[INFO] [stdout]    |          ------------ variant in this enum
[INFO] [stdout] 13 |     Identifier(String),
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `AstTokenKind` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/ast/mod.rs:82:12
[INFO] [stdout]    |
[INFO] [stdout] 81 | impl AstExpression {
[INFO] [stdout]    | ------------------ associated function in this implementation
[INFO] [stdout] 82 |     pub fn new(kind: AstExpressionKind) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `length` is never used
[INFO] [stdout]   --> src/ast/lexer.rs:39:8
[INFO] [stdout]    |
[INFO] [stdout] 31 | impl Span {
[INFO] [stdout]    | --------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 39 |     fn length(&self) -> usize {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Identifier` is never constructed
[INFO] [stdout]   --> src/ast/lexer.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub enum AstTokenKind {
[INFO] [stdout]    |          ------------ variant in this enum
[INFO] [stdout] 13 |     Identifier(String),
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `AstTokenKind` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]  --> src/ast/parser.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | impl Parser {
[INFO] [stdout]   | ----------- associated function in this implementation
[INFO] [stdout] 9 |     pub fn new() -> Self {
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `length` is never used
[INFO] [stdout]   --> src/ast/lexer.rs:39:8
[INFO] [stdout]    |
[INFO] [stdout] 31 | impl Span {
[INFO] [stdout]    | --------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 39 |     fn length(&self) -> usize {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]  --> src/ast/parser.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | impl Parser {
[INFO] [stdout]   | ----------- associated function in this implementation
[INFO] [stdout] 9 |     pub fn new() -> Self {
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] running `Command { std: "docker" "inspect" "0b7f5fab6b6e84c854b30c890b9f1d742d3f1f304f44224a4e3804a5d39d11a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b7f5fab6b6e84c854b30c890b9f1d742d3f1f304f44224a4e3804a5d39d11a6", kill_on_drop: false }`
[INFO] [stdout] 0b7f5fab6b6e84c854b30c890b9f1d742d3f1f304f44224a4e3804a5d39d11a6
