[INFO] cloning repository https://github.com/Lylixn/sorting_rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Lylixn/sorting_rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLylixn%2Fsorting_rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLylixn%2Fsorting_rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d0351bbffa3948c63ca941790e08538e28c3eb20
[INFO] checking Lylixn/sorting_rs against try#4e55a504843955c97eb06907c71f6f3e99208021 for pr-146978
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLylixn%2Fsorting_rs" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Lylixn/sorting_rs
[INFO] finished tweaking git repo https://github.com/Lylixn/sorting_rs
[INFO] tweaked toml for git repo https://github.com/Lylixn/sorting_rs written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Lylixn/sorting_rs on toolchain 4e55a504843955c97eb06907c71f6f3e99208021
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4e55a504843955c97eb06907c71f6f3e99208021" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Lylixn/sorting_rs 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" "+4e55a504843955c97eb06907c71f6f3e99208021" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rand_chacha v0.9.0-alpha.1
[INFO] [stderr]   Downloaded rand_core v0.9.0-alpha.1
[INFO] [stderr]   Downloaded zerocopy-derive v0.8.0-alpha.6
[INFO] [stderr]   Downloaded rand v0.9.0-alpha.1
[INFO] [stderr]   Downloaded zerocopy v0.8.0-alpha.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4e55a504843955c97eb06907c71f6f3e99208021" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e32af03637a2c33acaa86a938d524a702bec9ea72b3b75ba2946ce1dc5a0ec6c
[INFO] running `Command { std: "docker" "start" "-a" "e32af03637a2c33acaa86a938d524a702bec9ea72b3b75ba2946ce1dc5a0ec6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e32af03637a2c33acaa86a938d524a702bec9ea72b3b75ba2946ce1dc5a0ec6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e32af03637a2c33acaa86a938d524a702bec9ea72b3b75ba2946ce1dc5a0ec6c", kill_on_drop: false }`
[INFO] [stdout] e32af03637a2c33acaa86a938d524a702bec9ea72b3b75ba2946ce1dc5a0ec6c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4e55a504843955c97eb06907c71f6f3e99208021" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8c384f85efb3b7b4b5dbbc5448ef4b61a9d1874000e6280144d9e33318f6a0c6
[INFO] running `Command { std: "docker" "start" "-a" "8c384f85efb3b7b4b5dbbc5448ef4b61a9d1874000e6280144d9e33318f6a0c6", kill_on_drop: false }`
[INFO] [stderr]    Compiling zerocopy v0.8.0-alpha.6
[INFO] [stderr]     Checking rand_core v0.9.0-alpha.1
[INFO] [stderr]     Checking rand_chacha v0.9.0-alpha.1
[INFO] [stderr]     Checking rand v0.9.0-alpha.1
[INFO] [stderr]     Checking sorting v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `SliceRandom`
[INFO] [stdout]  --> src/bozo_sort.rs:1:32
[INFO] [stdout]   |
[INFO] [stdout] 1 | use rand::seq::{IndexedRandom, SliceRandom};
[INFO] [stdout]   |                                ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let mut arr = [64, 34, 25, 12, 22, 11, 90];
[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: function `insertion_sort` is never used
[INFO] [stdout]  --> src/insert_sort.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn insertion_sort(arr: &mut [i32]) {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `recursive_insert_sort` is never used
[INFO] [stdout]  --> src/recursive_insert_sort.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn recursive_insert_sort(arr: &mut [i32], n: usize) -> &mut [i32] {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `bogo_sort` is never used
[INFO] [stdout]  --> src/bogo_sort.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn bogo_sort(arr: &mut [i32]) {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `bozo_sort` is never used
[INFO] [stdout]  --> src/bozo_sort.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn bozo_sort(arr: &mut [i32]) {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_sorted` is never used
[INFO] [stdout]  --> src/is_sorted.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn is_sorted(arr: &[i32]) -> bool {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `SliceRandom`
[INFO] [stdout]  --> src/bozo_sort.rs:1:32
[INFO] [stdout]   |
[INFO] [stdout] 1 | use rand::seq::{IndexedRandom, SliceRandom};
[INFO] [stdout]   |                                ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let mut arr = [64, 34, 25, 12, 22, 11, 90];
[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: function `insertion_sort` is never used
[INFO] [stdout]  --> src/insert_sort.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn insertion_sort(arr: &mut [i32]) {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `recursive_insert_sort` is never used
[INFO] [stdout]  --> src/recursive_insert_sort.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn recursive_insert_sort(arr: &mut [i32], n: usize) -> &mut [i32] {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `bogo_sort` is never used
[INFO] [stdout]  --> src/bogo_sort.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn bogo_sort(arr: &mut [i32]) {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `bozo_sort` is never used
[INFO] [stdout]  --> src/bozo_sort.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn bozo_sort(arr: &mut [i32]) {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_sorted` is never used
[INFO] [stdout]  --> src/is_sorted.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn is_sorted(arr: &[i32]) -> bool {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.89s
[INFO] running `Command { std: "docker" "inspect" "8c384f85efb3b7b4b5dbbc5448ef4b61a9d1874000e6280144d9e33318f6a0c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c384f85efb3b7b4b5dbbc5448ef4b61a9d1874000e6280144d9e33318f6a0c6", kill_on_drop: false }`
[INFO] [stdout] 8c384f85efb3b7b4b5dbbc5448ef4b61a9d1874000e6280144d9e33318f6a0c6
