[INFO] cloning repository https://github.com/supersteef2000/Rust-Bogo-Sort
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/supersteef2000/Rust-Bogo-Sort" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsupersteef2000%2FRust-Bogo-Sort", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsupersteef2000%2FRust-Bogo-Sort'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b0b6c7e614d7b23e5c9f46819e6a2906492beade
[INFO] checking supersteef2000/Rust-Bogo-Sort against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsupersteef2000%2FRust-Bogo-Sort" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/supersteef2000/Rust-Bogo-Sort
[INFO] finished tweaking git repo https://github.com/supersteef2000/Rust-Bogo-Sort
[INFO] tweaked toml for git repo https://github.com/supersteef2000/Rust-Bogo-Sort written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/supersteef2000/Rust-Bogo-Sort on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/supersteef2000/Rust-Bogo-Sort 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e906ecf9bc656b28734be16c3cd9feb4af7cf595936dd2abb8cadfa45342cee9
[INFO] running `Command { std: "docker" "start" "-a" "e906ecf9bc656b28734be16c3cd9feb4af7cf595936dd2abb8cadfa45342cee9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e906ecf9bc656b28734be16c3cd9feb4af7cf595936dd2abb8cadfa45342cee9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e906ecf9bc656b28734be16c3cd9feb4af7cf595936dd2abb8cadfa45342cee9", kill_on_drop: false }`
[INFO] [stdout] e906ecf9bc656b28734be16c3cd9feb4af7cf595936dd2abb8cadfa45342cee9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a76b0f7ac48d38c9d545f76cc2bfd28fecb7d573d193b049370f34259f8b4f25
[INFO] running `Command { std: "docker" "start" "-a" "a76b0f7ac48d38c9d545f76cc2bfd28fecb7d573d193b049370f34259f8b4f25", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.109
[INFO] [stderr]     Checking ppv-lite86 v0.2.15
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking bogo_sort v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]   --> src/main.rs:19:28
[INFO] [stdout]    |
[INFO] [stdout] 19 |         let random_index = rand::thread_rng().gen_range(0..initial_list.len()).try_into().unwrap();
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]   --> src/main.rs:30:32
[INFO] [stdout]    |
[INFO] [stdout] 30 |             let random_index = rand::thread_rng().gen_range(0..shuffled_list.len()).try_into().unwrap();
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `bogo_sort` (bin "bogo_sort") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `bogo_sort` (bin "bogo_sort" test) due to 2 previous errors
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]   --> src/main.rs:19:28
[INFO] [stdout]    |
[INFO] [stdout] 19 |         let random_index = rand::thread_rng().gen_range(0..initial_list.len()).try_into().unwrap();
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]   --> src/main.rs:30:32
[INFO] [stdout]    |
[INFO] [stdout] 30 |             let random_index = rand::thread_rng().gen_range(0..shuffled_list.len()).try_into().unwrap();
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a76b0f7ac48d38c9d545f76cc2bfd28fecb7d573d193b049370f34259f8b4f25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a76b0f7ac48d38c9d545f76cc2bfd28fecb7d573d193b049370f34259f8b4f25", kill_on_drop: false }`
[INFO] [stdout] a76b0f7ac48d38c9d545f76cc2bfd28fecb7d573d193b049370f34259f8b4f25