[INFO] cloning repository https://github.com/DragonFrai/MaxFromArrayNums [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DragonFrai/MaxFromArrayNums" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDragonFrai%2FMaxFromArrayNums", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDragonFrai%2FMaxFromArrayNums'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 7e4ec0469bb635ce13c4dea5af1bfd04d56aa7f3 [INFO] checking DragonFrai/MaxFromArrayNums against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDragonFrai%2FMaxFromArrayNums" "/workspace/builds/worker-5/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/DragonFrai/MaxFromArrayNums on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/DragonFrai/MaxFromArrayNums [INFO] finished tweaking git repo https://github.com/DragonFrai/MaxFromArrayNums [INFO] tweaked toml for git repo https://github.com/DragonFrai/MaxFromArrayNums written to /workspace/builds/worker-5/source/Cargo.toml [INFO] crate git repo https://github.com/DragonFrai/MaxFromArrayNums already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8cad4bfac0a718adb5d66ae85af6706259ad885479b51c62ff5e1ac0595e89d9 [INFO] running `Command { std: "docker" "start" "-a" "8cad4bfac0a718adb5d66ae85af6706259ad885479b51c62ff5e1ac0595e89d9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8cad4bfac0a718adb5d66ae85af6706259ad885479b51c62ff5e1ac0595e89d9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8cad4bfac0a718adb5d66ae85af6706259ad885479b51c62ff5e1ac0595e89d9", kill_on_drop: false }` [INFO] [stdout] 8cad4bfac0a718adb5d66ae85af6706259ad885479b51c62ff5e1ac0595e89d9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b37f45a2dc1b1895b25ca2430e1808ba8c31feb572cb74c196aae60ac6d3ffbf [INFO] running `Command { std: "docker" "start" "-a" "b37f45a2dc1b1895b25ca2430e1808ba8c31feb572cb74c196aae60ac6d3ffbf", kill_on_drop: false }` [INFO] [stderr] Checking untitled v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:7:9 [INFO] [stdout] | [INFO] [stdout] 7 | let mut arr_src = gen_rand_array(1000); [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: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:7:9 [INFO] [stdout] | [INFO] [stdout] 7 | let mut arr_src = gen_rand_array(1000); [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: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.39s [INFO] running `Command { std: "docker" "inspect" "b37f45a2dc1b1895b25ca2430e1808ba8c31feb572cb74c196aae60ac6d3ffbf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b37f45a2dc1b1895b25ca2430e1808ba8c31feb572cb74c196aae60ac6d3ffbf", kill_on_drop: false }` [INFO] [stdout] b37f45a2dc1b1895b25ca2430e1808ba8c31feb572cb74c196aae60ac6d3ffbf