[INFO] cloning repository https://github.com/tarekseba/rust-algos
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tarekseba/rust-algos" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftarekseba%2Frust-algos", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftarekseba%2Frust-algos'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 33d03253f19404575eacdf34f621f0c67dfb48fb
[INFO] testing tarekseba/rust-algos against 1.95.0 for beta-1.96-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftarekseba%2Frust-algos" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/tarekseba/rust-algos
[INFO] finished tweaking git repo https://github.com/tarekseba/rust-algos
[INFO] tweaked toml for git repo https://github.com/tarekseba/rust-algos written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/tarekseba/rust-algos on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/tarekseba/rust-algos 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sys-info v0.9.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8559d4c4c17903d86bf49be3790638fd80c00768414b467fd6fe05e594047496
[INFO] running `Command { std: "docker" "start" "-a" "8559d4c4c17903d86bf49be3790638fd80c00768414b467fd6fe05e594047496", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8559d4c4c17903d86bf49be3790638fd80c00768414b467fd6fe05e594047496", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8559d4c4c17903d86bf49be3790638fd80c00768414b467fd6fe05e594047496", kill_on_drop: false }`
[INFO] [stdout] 8559d4c4c17903d86bf49be3790638fd80c00768414b467fd6fe05e594047496
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f407b00fce43639c7bda0fd01eb0c3a31fb8e4dc3ec02fdb063063fe80468dad
[INFO] running `Command { std: "docker" "start" "-a" "f407b00fce43639c7bda0fd01eb0c3a31fb8e4dc3ec02fdb063063fe80468dad", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.144
[INFO] [stderr]    Compiling sys-info v0.9.1
[INFO] [stderr]    Compiling rust-algos v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Duration`
[INFO] [stdout]  --> src/quick_sort/para/mod.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 |     time::{Duration, Instant},
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/quick_sort/para/mod.rs:252:8
[INFO] [stdout]     |
[INFO] [stdout] 252 |     if (slice.len() > 1) {
[INFO] [stdout]     |        ^               ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 252 -     if (slice.len() > 1) {
[INFO] [stdout] 252 +     if slice.len() > 1  {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `quick_sort::mono::quick_sort as qs_mono`
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use quick_sort::mono::quick_sort as qs_mono;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `quick_sort::para::quick_sort as qs_para`
[INFO] [stdout]  --> src/main.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use quick_sort::para::quick_sort as qs_para;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Sorting`
[INFO] [stdout]   --> src/main.rs:13:32
[INFO] [stdout]    |
[INFO] [stdout] 13 | use crate::utils::{read_input, Sorting};
[INFO] [stdout]    |                                ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `index`
[INFO] [stdout]    --> src/quick_sort/para/mod.rs:207:5
[INFO] [stdout]     |
[INFO] [stdout] 207 |     index: usize,
[INFO] [stdout]     |     ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `now`
[INFO] [stdout]   --> src/main.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |     let now = Instant::now();
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_now`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `bubble_sort` is never used
[INFO] [stdout]  --> src/bubble_sort/mod.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn bubble_sort<T>(slice: &mut [T], order: Sorting) -> &mut [T]
[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 `quick_sort` is never used
[INFO] [stdout]   --> src/quick_sort/mono/mod.rs:50:8
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub fn quick_sort<T: Ord + std::fmt::Debug>(slice: &mut [T], order: &Sorting) -> () {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `IsTrue` is never used
[INFO] [stdout]   --> src/quick_sort/para/mod.rs:14:7
[INFO] [stdout]    |
[INFO] [stdout] 14 | trait IsTrue {
[INFO] [stdout]    |       ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `spawn_thread` is never used
[INFO] [stdout]   --> src/quick_sort/para/mod.rs:23:4
[INFO] [stdout]    |
[INFO] [stdout] 23 | fn spawn_thread<T>(
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `quick_sort_aux` is never used
[INFO] [stdout]   --> src/quick_sort/para/mod.rs:41:8
[INFO] [stdout]    |
[INFO] [stdout] 41 | pub fn quick_sort_aux<T>(
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `quick_sort` is never used
[INFO] [stdout]   --> src/quick_sort/para/mod.rs:69:8
[INFO] [stdout]    |
[INFO] [stdout] 69 | pub fn quick_sort<T>(array: &mut [T], sorting: &Sorting)
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `qs_para` is never used
[INFO] [stdout]   --> src/quick_sort/para/mod.rs:83:4
[INFO] [stdout]    |
[INFO] [stdout] 83 | fn qs_para<T>(ptr: usize, len: usize, sorting: Sorting)
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `qs_para_aux` is never used
[INFO] [stdout]   --> src/quick_sort/para/mod.rs:92:4
[INFO] [stdout]    |
[INFO] [stdout] 92 | fn qs_para_aux<T>(slice: &mut [T], sorting: &Sorting)
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `TestUtils` is never used
[INFO] [stdout]  --> src/test_utils/mod.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub trait TestUtils<T> {
[INFO] [stdout]   |           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DataProvider` is never constructed
[INFO] [stdout]  --> src/test_utils/mod.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct DataProvider {}
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_executor` is never used
[INFO] [stdout]   --> src/test_utils/mod.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub fn test_executor<F, T>(f: F, data: &mut [T], order: Sorting) -> ()
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/quick_sort/para/mod.rs:236:13
[INFO] [stdout]     |
[INFO] [stdout] 236 |             state_tx.send(None);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 236 |             let _ = state_tx.send(None);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.17s
[INFO] running `Command { std: "docker" "inspect" "f407b00fce43639c7bda0fd01eb0c3a31fb8e4dc3ec02fdb063063fe80468dad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f407b00fce43639c7bda0fd01eb0c3a31fb8e4dc3ec02fdb063063fe80468dad", kill_on_drop: false }`
[INFO] [stdout] f407b00fce43639c7bda0fd01eb0c3a31fb8e4dc3ec02fdb063063fe80468dad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 13ff54770d9a0df0c1294ba814c10949a051ebb1975e6c02348313b6e99a6f71
[INFO] running `Command { std: "docker" "start" "-a" "13ff54770d9a0df0c1294ba814c10949a051ebb1975e6c02348313b6e99a6f71", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-algos v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Duration`
[INFO] [stdout]  --> src/quick_sort/para/mod.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 |     time::{Duration, Instant},
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/quick_sort/para/mod.rs:252:8
[INFO] [stdout]     |
[INFO] [stdout] 252 |     if (slice.len() > 1) {
[INFO] [stdout]     |        ^               ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 252 -     if (slice.len() > 1) {
[INFO] [stdout] 252 +     if slice.len() > 1  {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `quick_sort::mono::quick_sort as qs_mono`
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use quick_sort::mono::quick_sort as qs_mono;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `quick_sort::para::quick_sort as qs_para`
[INFO] [stdout]  --> src/main.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use quick_sort::para::quick_sort as qs_para;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Sorting`
[INFO] [stdout]   --> src/main.rs:13:32
[INFO] [stdout]    |
[INFO] [stdout] 13 | use crate::utils::{read_input, Sorting};
[INFO] [stdout]    |                                ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `index`
[INFO] [stdout]    --> src/quick_sort/para/mod.rs:207:5
[INFO] [stdout]     |
[INFO] [stdout] 207 |     index: usize,
[INFO] [stdout]     |     ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `now`
[INFO] [stdout]   --> src/main.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |     let now = Instant::now();
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_now`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `IsTrue` is never used
[INFO] [stdout]   --> src/quick_sort/para/mod.rs:14:7
[INFO] [stdout]    |
[INFO] [stdout] 14 | trait IsTrue {
[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 `spawn_thread` is never used
[INFO] [stdout]   --> src/quick_sort/para/mod.rs:23:4
[INFO] [stdout]    |
[INFO] [stdout] 23 | fn spawn_thread<T>(
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `quick_sort_aux` is never used
[INFO] [stdout]   --> src/quick_sort/para/mod.rs:41:8
[INFO] [stdout]    |
[INFO] [stdout] 41 | pub fn quick_sort_aux<T>(
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `quick_sort` is never used
[INFO] [stdout]   --> src/quick_sort/para/mod.rs:69:8
[INFO] [stdout]    |
[INFO] [stdout] 69 | pub fn quick_sort<T>(array: &mut [T], sorting: &Sorting)
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `qs_para` is never used
[INFO] [stdout]   --> src/quick_sort/para/mod.rs:83:4
[INFO] [stdout]    |
[INFO] [stdout] 83 | fn qs_para<T>(ptr: usize, len: usize, sorting: Sorting)
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `qs_para_aux` is never used
[INFO] [stdout]   --> src/quick_sort/para/mod.rs:92:4
[INFO] [stdout]    |
[INFO] [stdout] 92 | fn qs_para_aux<T>(slice: &mut [T], sorting: &Sorting)
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/quick_sort/para/mod.rs:236:13
[INFO] [stdout]     |
[INFO] [stdout] 236 |             state_tx.send(None);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 236 |             let _ = state_tx.send(None);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "13ff54770d9a0df0c1294ba814c10949a051ebb1975e6c02348313b6e99a6f71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13ff54770d9a0df0c1294ba814c10949a051ebb1975e6c02348313b6e99a6f71", kill_on_drop: false }`
[INFO] [stdout] 13ff54770d9a0df0c1294ba814c10949a051ebb1975e6c02348313b6e99a6f71
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5f6f479c851d4a2f80ddaa05ab3200819c3302f6f1ccae5d8f08d0463575aa3e
[INFO] running `Command { std: "docker" "start" "-a" "5f6f479c851d4a2f80ddaa05ab3200819c3302f6f1ccae5d8f08d0463575aa3e", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `Duration`
[INFO] [stderr]  --> src/quick_sort/para/mod.rs:7:12
[INFO] [stderr]   |
[INFO] [stderr] 7 |     time::{Duration, Instant},
[INFO] [stderr]   |            ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/quick_sort/para/mod.rs:252:8
[INFO] [stderr]     |
[INFO] [stderr] 252 |     if (slice.len() > 1) {
[INFO] [stderr]     |        ^               ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 252 -     if (slice.len() > 1) {
[INFO] [stderr] 252 +     if slice.len() > 1  {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `quick_sort::mono::quick_sort as qs_mono`
[INFO] [stderr]  --> src/main.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use quick_sort::mono::quick_sort as qs_mono;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `quick_sort::para::quick_sort as qs_para`
[INFO] [stderr]  --> src/main.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use quick_sort::para::quick_sort as qs_para;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Sorting`
[INFO] [stderr]   --> src/main.rs:13:32
[INFO] [stderr]    |
[INFO] [stderr] 13 | use crate::utils::{read_input, Sorting};
[INFO] [stderr]    |                                ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `index`
[INFO] [stderr]    --> src/quick_sort/para/mod.rs:207:5
[INFO] [stderr]     |
[INFO] [stderr] 207 |     index: usize,
[INFO] [stderr]     |     ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `now`
[INFO] [stderr]   --> src/main.rs:19:9
[INFO] [stderr]    |
[INFO] [stderr] 19 |     let now = Instant::now();
[INFO] [stderr]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_now`
[INFO] [stderr] 
[INFO] [stderr] warning: trait `IsTrue` is never used
[INFO] [stderr]   --> src/quick_sort/para/mod.rs:14:7
[INFO] [stderr]    |
[INFO] [stderr] 14 | trait IsTrue {
[INFO] [stderr]    |       ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `spawn_thread` is never used
[INFO] [stderr]   --> src/quick_sort/para/mod.rs:23:4
[INFO] [stderr]    |
[INFO] [stderr] 23 | fn spawn_thread<T>(
[INFO] [stderr]    |    ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `quick_sort_aux` is never used
[INFO] [stderr]   --> src/quick_sort/para/mod.rs:41:8
[INFO] [stderr]    |
[INFO] [stderr] 41 | pub fn quick_sort_aux<T>(
[INFO] [stderr]    |        ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `quick_sort` is never used
[INFO] [stderr]   --> src/quick_sort/para/mod.rs:69:8
[INFO] [stderr]    |
[INFO] [stderr] 69 | pub fn quick_sort<T>(array: &mut [T], sorting: &Sorting)
[INFO] [stderr]    |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `qs_para` is never used
[INFO] [stderr]   --> src/quick_sort/para/mod.rs:83:4
[INFO] [stderr]    |
[INFO] [stderr] 83 | fn qs_para<T>(ptr: usize, len: usize, sorting: Sorting)
[INFO] [stderr]    |    ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `qs_para_aux` is never used
[INFO] [stderr]   --> src/quick_sort/para/mod.rs:92:4
[INFO] [stderr]    |
[INFO] [stderr] 92 | fn qs_para_aux<T>(slice: &mut [T], sorting: &Sorting)
[INFO] [stderr]    |    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/quick_sort/para/mod.rs:236:13
[INFO] [stderr]     |
[INFO] [stderr] 236 |             state_tx.send(None);
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 236 |             let _ = state_tx.send(None);
[INFO] [stderr]     |             +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `rust-algos` (bin "rust-algos" test) generated 14 warnings (run `cargo fix --bin "rust-algos" -p rust-algos --tests` to apply 7 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_algos-20bcb8e3d5352c99)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test bubble_sort::tests::bubble_test ... ok
[INFO] [stdout] test quick_sort::mono::tests::quick_sort_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5f6f479c851d4a2f80ddaa05ab3200819c3302f6f1ccae5d8f08d0463575aa3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f6f479c851d4a2f80ddaa05ab3200819c3302f6f1ccae5d8f08d0463575aa3e", kill_on_drop: false }`
[INFO] [stdout] 5f6f479c851d4a2f80ddaa05ab3200819c3302f6f1ccae5d8f08d0463575aa3e
