[INFO] cloning repository https://github.com/AndersonPech/Rust-Grep-Exercise
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AndersonPech/Rust-Grep-Exercise" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAndersonPech%2FRust-Grep-Exercise", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAndersonPech%2FRust-Grep-Exercise'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1dacdb7071284f9ca2b13209a0cb8c0830d539be
[INFO] checking AndersonPech/Rust-Grep-Exercise against master#36b21637e93b038453924d3c66821089e71d8baa for pr-143164
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAndersonPech%2FRust-Grep-Exercise" "/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/AndersonPech/Rust-Grep-Exercise
[INFO] finished tweaking git repo https://github.com/AndersonPech/Rust-Grep-Exercise
[INFO] tweaked toml for git repo https://github.com/AndersonPech/Rust-Grep-Exercise written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/AndersonPech/Rust-Grep-Exercise on toolchain 36b21637e93b038453924d3c66821089e71d8baa
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36b21637e93b038453924d3c66821089e71d8baa" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/AndersonPech/Rust-Grep-Exercise 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" "+36b21637e93b038453924d3c66821089e71d8baa" "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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+36b21637e93b038453924d3c66821089e71d8baa" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 664629d9190c3d1cdec720a72d3b5d95aae9e8eb891be46caabd5f0772bdd8ed
[INFO] running `Command { std: "docker" "start" "-a" "664629d9190c3d1cdec720a72d3b5d95aae9e8eb891be46caabd5f0772bdd8ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "664629d9190c3d1cdec720a72d3b5d95aae9e8eb891be46caabd5f0772bdd8ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "664629d9190c3d1cdec720a72d3b5d95aae9e8eb891be46caabd5f0772bdd8ed", kill_on_drop: false }`
[INFO] [stdout] 664629d9190c3d1cdec720a72d3b5d95aae9e8eb891be46caabd5f0772bdd8ed
[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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+36b21637e93b038453924d3c66821089e71d8baa" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a57bae96c8099127b2a307dfa27737a29f56c3073c29ab4a786fbe2d4bd3d7b0
[INFO] running `Command { std: "docker" "start" "-a" "a57bae96c8099127b2a307dfa27737a29f56c3073c29ab4a786fbe2d4bd3d7b0", kill_on_drop: false }`
[INFO] [stderr]     Checking proj1 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `ErrorKind` and `Error`
[INFO] [stdout]  --> src/main.rs:4:15
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::io::{ErrorKind, Error};
[INFO] [stdout]   |               ^^^^^^^^^  ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `CharBegin`, `CharEnd`, `CharBetween`, `CharNotBetween`, and `CharAny` are never constructed
[INFO] [stdout]  --> src/config.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub enum RegularExpression {
[INFO] [stdout]   |          ----------------- variants in this enum
[INFO] [stdout] 2 |     CharBegin,
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 3 |     CharEnd,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 4 |     CharBetween,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 5 |     CharNotBetween,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 6 |     CharAny
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `regex_type` and `string` are never read
[INFO] [stdout]   --> src/config.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct SpecialCharacters {
[INFO] [stdout]    |            ----------------- fields in this struct
[INFO] [stdout] 11 |     pub regex_type : RegularExpression,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout] 12 |     pub string : String
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `regex` is never read
[INFO] [stdout]   --> src/config.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct QueryDetails {
[INFO] [stdout]    |            ------------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 18 |     pub regex: Option<SpecialCharacters>,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `regex_extraction` is never used
[INFO] [stdout]   --> src/config.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 21 | impl QueryDetails {
[INFO] [stdout]    | ----------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 27 |     pub fn regex_extraction(&mut self) -> Option<QueryDetails> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ErrorKind` and `Error`
[INFO] [stdout]  --> src/main.rs:4:15
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::io::{ErrorKind, Error};
[INFO] [stdout]   |               ^^^^^^^^^  ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `CharBegin`, `CharEnd`, `CharBetween`, `CharNotBetween`, and `CharAny` are never constructed
[INFO] [stdout]  --> src/config.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub enum RegularExpression {
[INFO] [stdout]   |          ----------------- variants in this enum
[INFO] [stdout] 2 |     CharBegin,
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 3 |     CharEnd,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 4 |     CharBetween,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 5 |     CharNotBetween,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 6 |     CharAny
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `regex_type` and `string` are never read
[INFO] [stdout]   --> src/config.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct SpecialCharacters {
[INFO] [stdout]    |            ----------------- fields in this struct
[INFO] [stdout] 11 |     pub regex_type : RegularExpression,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout] 12 |     pub string : String
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `regex` is never read
[INFO] [stdout]   --> src/config.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct QueryDetails {
[INFO] [stdout]    |            ------------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 18 |     pub regex: Option<SpecialCharacters>,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `regex_extraction` is never used
[INFO] [stdout]   --> src/config.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 21 | impl QueryDetails {
[INFO] [stdout]    | ----------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 27 |     pub fn regex_extraction(&mut self) -> Option<QueryDetails> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "a57bae96c8099127b2a307dfa27737a29f56c3073c29ab4a786fbe2d4bd3d7b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a57bae96c8099127b2a307dfa27737a29f56c3073c29ab4a786fbe2d4bd3d7b0", kill_on_drop: false }`
[INFO] [stdout] a57bae96c8099127b2a307dfa27737a29f56c3073c29ab4a786fbe2d4bd3d7b0
