[INFO] cloning repository https://github.com/l0minn/cmsc423_p1
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/l0minn/cmsc423_p1" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fl0minn%2Fcmsc423_p1", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fl0minn%2Fcmsc423_p1'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0b2fe7e342e2a1267d1fcfddcda8621d7d3b9eba
[INFO] checking l0minn/cmsc423_p1 against master#d14d202262d13df896b0c624b0cec6e4bfde631a for pr-143028
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fl0minn%2Fcmsc423_p1" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/l0minn/cmsc423_p1
[INFO] finished tweaking git repo https://github.com/l0minn/cmsc423_p1
[INFO] tweaked toml for git repo https://github.com/l0minn/cmsc423_p1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/l0minn/cmsc423_p1 on toolchain d14d202262d13df896b0c624b0cec6e4bfde631a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d14d202262d13df896b0c624b0cec6e4bfde631a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/l0minn/cmsc423_p1 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" "+d14d202262d13df896b0c624b0cec6e4bfde631a" "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-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+d14d202262d13df896b0c624b0cec6e4bfde631a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3804c25d08ae73ef70da2c857729ec6386ec1f4a0494cee02d89c23544531673
[INFO] running `Command { std: "docker" "start" "-a" "3804c25d08ae73ef70da2c857729ec6386ec1f4a0494cee02d89c23544531673", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3804c25d08ae73ef70da2c857729ec6386ec1f4a0494cee02d89c23544531673", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3804c25d08ae73ef70da2c857729ec6386ec1f4a0494cee02d89c23544531673", kill_on_drop: false }`
[INFO] [stdout] 3804c25d08ae73ef70da2c857729ec6386ec1f4a0494cee02d89c23544531673
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+d14d202262d13df896b0c624b0cec6e4bfde631a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 82376b411b92dae1713a8f6ba91fb84f82fe3e7678d66d16173d8d423aa51003
[INFO] running `Command { std: "docker" "start" "-a" "82376b411b92dae1713a8f6ba91fb84f82fe3e7678d66d16173d8d423aa51003", kill_on_drop: false }`
[INFO] [stderr]     Checking cmsc424_p1 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `processed_inpput`
[INFO] [stdout]  --> src/main.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let processed_inpput:String = input.split_ascii_whitespace().collect();
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_processed_inpput`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/main.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let mut output_buffer = String::new();
[INFO] [stdout]   |         ----^^^^^^^^^^^^^
[INFO] [stdout]   |         |
[INFO] [stdout]   |         help: remove this `mut`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `processed_inpput`
[INFO] [stdout]  --> src/main.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let processed_inpput:String = input.split_ascii_whitespace().collect();
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_processed_inpput`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/main.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let mut output_buffer = String::new();
[INFO] [stdout]   |         ----^^^^^^^^^^^^^
[INFO] [stdout]   |         |
[INFO] [stdout]   |         help: remove this `mut`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] running `Command { std: "docker" "inspect" "82376b411b92dae1713a8f6ba91fb84f82fe3e7678d66d16173d8d423aa51003", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82376b411b92dae1713a8f6ba91fb84f82fe3e7678d66d16173d8d423aa51003", kill_on_drop: false }`
[INFO] [stdout] 82376b411b92dae1713a8f6ba91fb84f82fe3e7678d66d16173d8d423aa51003