[INFO] cloning repository https://github.com/Amansinghtech/minigrep-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Amansinghtech/minigrep-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAmansinghtech%2Fminigrep-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAmansinghtech%2Fminigrep-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8c7ce60df1c29a2dc4b8723d4c21ae33dd23dca7
[INFO] checking Amansinghtech/minigrep-rust against master#36b21637e93b038453924d3c66821089e71d8baa for pr-143164
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAmansinghtech%2Fminigrep-rust" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Amansinghtech/minigrep-rust
[INFO] finished tweaking git repo https://github.com/Amansinghtech/minigrep-rust
[INFO] tweaked toml for git repo https://github.com/Amansinghtech/minigrep-rust written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Amansinghtech/minigrep-rust 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/Amansinghtech/minigrep-rust 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-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 101a2b2015d2545ca40b4d8ddfe38ee3d2449cf936df94a38f2bbcf51de040f0
[INFO] running `Command { std: "docker" "start" "-a" "101a2b2015d2545ca40b4d8ddfe38ee3d2449cf936df94a38f2bbcf51de040f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "101a2b2015d2545ca40b4d8ddfe38ee3d2449cf936df94a38f2bbcf51de040f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "101a2b2015d2545ca40b4d8ddfe38ee3d2449cf936df94a38f2bbcf51de040f0", kill_on_drop: false }`
[INFO] [stdout] 101a2b2015d2545ca40b4d8ddfe38ee3d2449cf936df94a38f2bbcf51de040f0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] a226f450e16960fc6d6c085799e8893143d833570b2a2e21419ff18650fcfa46
[INFO] running `Command { std: "docker" "start" "-a" "a226f450e16960fc6d6c085799e8893143d833570b2a2e21419ff18650fcfa46", kill_on_drop: false }`
[INFO] [stderr]     Checking minigrep v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `query` and `filepath` are never read
[INFO] [stdout]  --> src/lib.rs:2:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct Config {
[INFO] [stdout]   |            ------ fields in this struct
[INFO] [stdout] 2 |     pub(crate) query: String,
[INFO] [stdout]   |                ^^^^^
[INFO] [stdout] 3 |     pub(crate) filepath: String
[INFO] [stdout]   |                ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]  --> src/lib.rs:7:19
[INFO] [stdout]   |
[INFO] [stdout] 6 | impl Config {
[INFO] [stdout]   | ----------- associated function in this implementation
[INFO] [stdout] 7 |     pub(crate) fn new(args: &[String]) -> Result<Config, &'static str> {
[INFO] [stdout]   |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `query` and `filepath` are never read
[INFO] [stdout]  --> src/lib.rs:2:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct Config {
[INFO] [stdout]   |            ------ fields in this struct
[INFO] [stdout] 2 |     pub(crate) query: String,
[INFO] [stdout]   |                ^^^^^
[INFO] [stdout] 3 |     pub(crate) filepath: String
[INFO] [stdout]   |                ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]  --> src/lib.rs:7:19
[INFO] [stdout]   |
[INFO] [stdout] 6 | impl Config {
[INFO] [stdout]   | ----------- associated function in this implementation
[INFO] [stdout] 7 |     pub(crate) fn new(args: &[String]) -> Result<Config, &'static str> {
[INFO] [stdout]   |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: found module declaration for lib.rs
[INFO] [stdout]  --> src/main.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | mod lib;
[INFO] [stdout]   | ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: lib.rs is the root of this crate's library target
[INFO] [stdout]   = help: to refer to it from other targets, use the library's name as the path
[INFO] [stdout]   = note: `#[warn(special_module_name)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: found module declaration for lib.rs
[INFO] [stdout]  --> src/main.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | mod lib;
[INFO] [stdout]   | ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: lib.rs is the root of this crate's library target
[INFO] [stdout]   = help: to refer to it from other targets, use the library's name as the path
[INFO] [stdout]   = note: `#[warn(special_module_name)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "a226f450e16960fc6d6c085799e8893143d833570b2a2e21419ff18650fcfa46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a226f450e16960fc6d6c085799e8893143d833570b2a2e21419ff18650fcfa46", kill_on_drop: false }`
[INFO] [stdout] a226f450e16960fc6d6c085799e8893143d833570b2a2e21419ff18650fcfa46
