[INFO] cloning repository https://github.com/Aideepakchaudhary/Rust-command-line-program
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Aideepakchaudhary/Rust-command-line-program" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAideepakchaudhary%2FRust-command-line-program", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAideepakchaudhary%2FRust-command-line-program'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c8d5dbb1195656a9c5f88ec92a1eaa3ec750d86c
[INFO] checking Aideepakchaudhary/Rust-command-line-program against try#2b39fe756f52bc2825bf5b2bfc385cab922dae10 for pr-143011
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAideepakchaudhary%2FRust-command-line-program" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Aideepakchaudhary/Rust-command-line-program
[INFO] finished tweaking git repo https://github.com/Aideepakchaudhary/Rust-command-line-program
[INFO] tweaked toml for git repo https://github.com/Aideepakchaudhary/Rust-command-line-program written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Aideepakchaudhary/Rust-command-line-program on toolchain 2b39fe756f52bc2825bf5b2bfc385cab922dae10
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2b39fe756f52bc2825bf5b2bfc385cab922dae10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Aideepakchaudhary/Rust-command-line-program 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" "+2b39fe756f52bc2825bf5b2bfc385cab922dae10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+2b39fe756f52bc2825bf5b2bfc385cab922dae10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] efe61b0243d3e56e5a06b58c557cd7e8d6fe54302c69d504085cee4e974d1cc7
[INFO] running `Command { std: "docker" "start" "-a" "efe61b0243d3e56e5a06b58c557cd7e8d6fe54302c69d504085cee4e974d1cc7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "efe61b0243d3e56e5a06b58c557cd7e8d6fe54302c69d504085cee4e974d1cc7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efe61b0243d3e56e5a06b58c557cd7e8d6fe54302c69d504085cee4e974d1cc7", kill_on_drop: false }`
[INFO] [stdout] efe61b0243d3e56e5a06b58c557cd7e8d6fe54302c69d504085cee4e974d1cc7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+2b39fe756f52bc2825bf5b2bfc385cab922dae10" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 640134990df7ee6422fbb22c86928c9f8b23cb42cd86e5f2c313e2d26f47f2bb
[INFO] running `Command { std: "docker" "start" "-a" "640134990df7ee6422fbb22c86928c9f8b23cb42cd86e5f2c313e2d26f47f2bb", kill_on_drop: false }`
[INFO] [stderr]     Checking minigrep v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/lib.rs:21:13
[INFO] [stdout]    |
[INFO] [stdout] 21 |             return panic!("not enough arguments");
[INFO] [stdout]    |             ^^^^^^^------------------------------
[INFO] [stdout]    |             |      |
[INFO] [stdout]    |             |      any code following this expression is unreachable
[INFO] [stdout]    |             unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/lib.rs:21:13
[INFO] [stdout]    |
[INFO] [stdout] 21 |             return panic!("not enough arguments");
[INFO] [stdout]    |             ^^^^^^^------------------------------
[INFO] [stdout]    |             |      |
[INFO] [stdout]    |             |      any code following this expression is unreachable
[INFO] [stdout]    |             unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "640134990df7ee6422fbb22c86928c9f8b23cb42cd86e5f2c313e2d26f47f2bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "640134990df7ee6422fbb22c86928c9f8b23cb42cd86e5f2c313e2d26f47f2bb", kill_on_drop: false }`
[INFO] [stdout] 640134990df7ee6422fbb22c86928c9f8b23cb42cd86e5f2c313e2d26f47f2bb
