[INFO] cloning repository https://github.com/sanjeev-singh-2311/rlox
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sanjeev-singh-2311/rlox" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsanjeev-singh-2311%2Frlox", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsanjeev-singh-2311%2Frlox'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bddae910f769841d61fef2cbbd5ed823c4162713
[INFO] checking sanjeev-singh-2311/rlox against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsanjeev-singh-2311%2Frlox" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/sanjeev-singh-2311/rlox
[INFO] finished tweaking git repo https://github.com/sanjeev-singh-2311/rlox
[INFO] tweaked toml for git repo https://github.com/sanjeev-singh-2311/rlox written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/sanjeev-singh-2311/rlox on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/sanjeev-singh-2311/rlox 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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 04a8dfb2e5339adf8e5daa8a42b978c23e7a90bc48812b0c1ed7a09bdcb3757b
[INFO] running `Command { std: "docker" "start" "-a" "04a8dfb2e5339adf8e5daa8a42b978c23e7a90bc48812b0c1ed7a09bdcb3757b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "04a8dfb2e5339adf8e5daa8a42b978c23e7a90bc48812b0c1ed7a09bdcb3757b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04a8dfb2e5339adf8e5daa8a42b978c23e7a90bc48812b0c1ed7a09bdcb3757b", kill_on_drop: false }`
[INFO] [stdout] 04a8dfb2e5339adf8e5daa8a42b978c23e7a90bc48812b0c1ed7a09bdcb3757b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 776b8f5145546270aaec2916049364b183726558ea696f869e201aeae7c98651
[INFO] running `Command { std: "docker" "start" "-a" "776b8f5145546270aaec2916049364b183726558ea696f869e201aeae7c98651", kill_on_drop: false }`
[INFO] [stderr]     Checking rlox-interpreter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/ast/ast_type.rs:40:13
[INFO] [stdout]    |
[INFO] [stdout] 40 |             _ => Err(()),
[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/ast_type.rs:40:13
[INFO] [stdout]    |
[INFO] [stdout] 29 |             Operator::BangEqual => Ok(TokenType::BangEqual),
[INFO] [stdout]    |             ------------------- matches some of the same values
[INFO] [stdout] 30 |             Operator::Equal => Ok(TokenType::Equal),
[INFO] [stdout]    |             --------------- matches some of the same values
[INFO] [stdout] 31 |             Operator::EqualEqual => Ok(TokenType::EqualEqual),
[INFO] [stdout]    |             -------------------- matches some of the same values
[INFO] [stdout] 32 |             Operator::Greater => Ok(TokenType::Greater),
[INFO] [stdout]    |             ----------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 40 |             _ => Err(()),
[INFO] [stdout]    |             ^ ...and 7 other patterns collectively make this unreachable
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Literal` is never used
[INFO] [stdout]  --> src/ast/ast_type.rs:3:10
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub enum Literal {
[INFO] [stdout]   |          ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Operator` is never used
[INFO] [stdout]   --> src/ast/ast_type.rs:11:10
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub enum Operator {
[INFO] [stdout]    |          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Expression` is never used
[INFO] [stdout]   --> src/ast/ast_type.rs:45:10
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub enum Expression {
[INFO] [stdout]    |          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `literal` and `line` are never read
[INFO] [stdout]  --> src/tokens/token.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Token {
[INFO] [stdout]   |            ----- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 8 |     literal: Box<dyn std::any::Any>,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 9 |     line: u32,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Token` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/ast/ast_type.rs:40:13
[INFO] [stdout]    |
[INFO] [stdout] 40 |             _ => Err(()),
[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/ast_type.rs:40:13
[INFO] [stdout]    |
[INFO] [stdout] 29 |             Operator::BangEqual => Ok(TokenType::BangEqual),
[INFO] [stdout]    |             ------------------- matches some of the same values
[INFO] [stdout] 30 |             Operator::Equal => Ok(TokenType::Equal),
[INFO] [stdout]    |             --------------- matches some of the same values
[INFO] [stdout] 31 |             Operator::EqualEqual => Ok(TokenType::EqualEqual),
[INFO] [stdout]    |             -------------------- matches some of the same values
[INFO] [stdout] 32 |             Operator::Greater => Ok(TokenType::Greater),
[INFO] [stdout]    |             ----------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 40 |             _ => Err(()),
[INFO] [stdout]    |             ^ ...and 7 other patterns collectively make this unreachable
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Literal` is never used
[INFO] [stdout]  --> src/ast/ast_type.rs:3:10
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub enum Literal {
[INFO] [stdout]   |          ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Operator` is never used
[INFO] [stdout]   --> src/ast/ast_type.rs:11:10
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub enum Operator {
[INFO] [stdout]    |          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Expression` is never used
[INFO] [stdout]   --> src/ast/ast_type.rs:45:10
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub enum Expression {
[INFO] [stdout]    |          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `literal` and `line` are never read
[INFO] [stdout]  --> src/tokens/token.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Token {
[INFO] [stdout]   |            ----- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 8 |     literal: Box<dyn std::any::Any>,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 9 |     line: u32,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Token` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "776b8f5145546270aaec2916049364b183726558ea696f869e201aeae7c98651", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "776b8f5145546270aaec2916049364b183726558ea696f869e201aeae7c98651", kill_on_drop: false }`
[INFO] [stdout] 776b8f5145546270aaec2916049364b183726558ea696f869e201aeae7c98651