[INFO] cloning repository https://github.com/namdar12/RustInterpreter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/namdar12/RustInterpreter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnamdar12%2FRustInterpreter", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnamdar12%2FRustInterpreter'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cb39e00ef7fcf7b7dc6f75fb47c79c8fb3715ada
[INFO] checking namdar12/RustInterpreter against try#7df376b035b3d12ff0386ad8b45b76dbe020257b for pr-142712
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnamdar12%2FRustInterpreter" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/namdar12/RustInterpreter
[INFO] finished tweaking git repo https://github.com/namdar12/RustInterpreter
[INFO] tweaked toml for git repo https://github.com/namdar12/RustInterpreter written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/namdar12/RustInterpreter on toolchain 7df376b035b3d12ff0386ad8b45b76dbe020257b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7df376b035b3d12ff0386ad8b45b76dbe020257b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/namdar12/RustInterpreter 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" "+7df376b035b3d12ff0386ad8b45b76dbe020257b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+7df376b035b3d12ff0386ad8b45b76dbe020257b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 023f06e645d3d268cb5619464b3720322733c1daeb2451b182d8f573cd1982af
[INFO] running `Command { std: "docker" "start" "-a" "023f06e645d3d268cb5619464b3720322733c1daeb2451b182d8f573cd1982af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "023f06e645d3d268cb5619464b3720322733c1daeb2451b182d8f573cd1982af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "023f06e645d3d268cb5619464b3720322733c1daeb2451b182d8f573cd1982af", kill_on_drop: false }`
[INFO] [stdout] 023f06e645d3d268cb5619464b3720322733c1daeb2451b182d8f573cd1982af
[INFO] checking namdar12/RustInterpreter against try#7df376b035b3d12ff0386ad8b45b76dbe020257b for pr-142712
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnamdar12%2FRustInterpreter" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/namdar12/RustInterpreter
[INFO] finished tweaking git repo https://github.com/namdar12/RustInterpreter
[INFO] tweaked toml for git repo https://github.com/namdar12/RustInterpreter written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/namdar12/RustInterpreter on toolchain 7df376b035b3d12ff0386ad8b45b76dbe020257b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7df376b035b3d12ff0386ad8b45b76dbe020257b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/namdar12/RustInterpreter 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" "+7df376b035b3d12ff0386ad8b45b76dbe020257b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+7df376b035b3d12ff0386ad8b45b76dbe020257b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 62c9c2163a2fc474a190e907509812733df9db4ffc74de9096172b6bc02e62a5
[INFO] running `Command { std: "docker" "start" "-a" "62c9c2163a2fc474a190e907509812733df9db4ffc74de9096172b6bc02e62a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "62c9c2163a2fc474a190e907509812733df9db4ffc74de9096172b6bc02e62a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62c9c2163a2fc474a190e907509812733df9db4ffc74de9096172b6bc02e62a5", kill_on_drop: false }`
[INFO] [stdout] 62c9c2163a2fc474a190e907509812733df9db4ffc74de9096172b6bc02e62a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+7df376b035b3d12ff0386ad8b45b76dbe020257b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2ab2a308763b85330f878e6591cc0d9d44ff329d24ab82c2f12d7d939944c535
[INFO] running `Command { std: "docker" "start" "-a" "2ab2a308763b85330f878e6591cc0d9d44ff329d24ab82c2f12d7d939944c535", kill_on_drop: false }`
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking Interpreter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `super::Lexer`
[INFO] [stdout]    --> src/lexer.rs:172:9
[INFO] [stdout]     |
[INFO] [stdout] 172 |     use super::Lexer;
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `TokenKind` and `Token`
[INFO] [stdout]    --> src/lexer.rs:173:24
[INFO] [stdout]     |
[INFO] [stdout] 173 |     use crate::token::{Token, TokenKind};
[INFO] [stdout]     |                        ^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `kind_1`
[INFO] [stdout]   --> src/token.rs:71:9
[INFO] [stdout]    |
[INFO] [stdout] 71 |     let kind_1 = TokenKind::from("let");
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_kind_1`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `kind_2`
[INFO] [stdout]   --> src/token.rs:72:9
[INFO] [stdout]    |
[INFO] [stdout] 72 |     let kind_2 = TokenKind::from("hello");
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_kind_2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `kind_1`
[INFO] [stdout]   --> src/token.rs:71:9
[INFO] [stdout]    |
[INFO] [stdout] 71 |     let kind_1 = TokenKind::from("let");
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_kind_1`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `kind_2`
[INFO] [stdout]   --> src/token.rs:72:9
[INFO] [stdout]    |
[INFO] [stdout] 72 |     let kind_2 = TokenKind::from("hello");
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_kind_2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "2ab2a308763b85330f878e6591cc0d9d44ff329d24ab82c2f12d7d939944c535", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ab2a308763b85330f878e6591cc0d9d44ff329d24ab82c2f12d7d939944c535", kill_on_drop: false }`
[INFO] [stdout] 2ab2a308763b85330f878e6591cc0d9d44ff329d24ab82c2f12d7d939944c535