[INFO] cloning repository https://github.com/2kHammer/r_search
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/2kHammer/r_search" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F2kHammer%2Fr_search", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F2kHammer%2Fr_search'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9bbdcc9890e8af42f4b4e31d7bd63344405f54ec
[INFO] checking 2kHammer/r_search against master#8b6b15b877fbceb1ee5d9a5a4746e7515901574a for pr-147294
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F2kHammer%2Fr_search" "/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/2kHammer/r_search
[INFO] finished tweaking git repo https://github.com/2kHammer/r_search
[INFO] tweaked toml for git repo https://github.com/2kHammer/r_search written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/2kHammer/r_search on toolchain 8b6b15b877fbceb1ee5d9a5a4746e7515901574a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8b6b15b877fbceb1ee5d9a5a4746e7515901574a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/2kHammer/r_search 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" "+8b6b15b877fbceb1ee5d9a5a4746e7515901574a" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+8b6b15b877fbceb1ee5d9a5a4746e7515901574a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c8389f2f5313ffa0d0738957dd9f4c8285cbd35c1320039e5353818eb367db51
[INFO] running `Command { std: "docker" "start" "-a" "c8389f2f5313ffa0d0738957dd9f4c8285cbd35c1320039e5353818eb367db51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c8389f2f5313ffa0d0738957dd9f4c8285cbd35c1320039e5353818eb367db51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8389f2f5313ffa0d0738957dd9f4c8285cbd35c1320039e5353818eb367db51", kill_on_drop: false }`
[INFO] [stdout] c8389f2f5313ffa0d0738957dd9f4c8285cbd35c1320039e5353818eb367db51
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+8b6b15b877fbceb1ee5d9a5a4746e7515901574a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9d0c8b28e6e41c52ff21be17e9109545171270273f5093dfb67b7033eefd4f48
[INFO] running `Command { std: "docker" "start" "-a" "9d0c8b28e6e41c52ff21be17e9109545171270273f5093dfb67b7033eefd4f48", kill_on_drop: false }`
[INFO] [stderr]     Checking r_search v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/search_compare.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let mut search_result :Arc<Mutex<Vec<SearchResult>>>= Arc::new(Mutex::new(vec![init_search_result;amount_res]));
[INFO] [stdout]    |         ----^^^^^^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/search_compare.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let mut search_result :Arc<Mutex<Vec<SearchResult>>>= Arc::new(Mutex::new(vec![init_search_result;amount_res]));
[INFO] [stdout]    |         ----^^^^^^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "9d0c8b28e6e41c52ff21be17e9109545171270273f5093dfb67b7033eefd4f48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d0c8b28e6e41c52ff21be17e9109545171270273f5093dfb67b7033eefd4f48", kill_on_drop: false }`
[INFO] [stdout] 9d0c8b28e6e41c52ff21be17e9109545171270273f5093dfb67b7033eefd4f48
