[INFO] cloning repository https://github.com/meesyice/multilevel-feedback-queue
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/meesyice/multilevel-feedback-queue" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmeesyice%2Fmultilevel-feedback-queue", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmeesyice%2Fmultilevel-feedback-queue'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 141caa43895f91cd78ef2db269f42d1596dbee6e
[INFO] testing meesyice/multilevel-feedback-queue against 1.95.0 for beta-1.96-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmeesyice%2Fmultilevel-feedback-queue" "/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/meesyice/multilevel-feedback-queue
[INFO] finished tweaking git repo https://github.com/meesyice/multilevel-feedback-queue
[INFO] tweaked toml for git repo https://github.com/meesyice/multilevel-feedback-queue written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/meesyice/multilevel-feedback-queue 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/meesyice/multilevel-feedback-queue 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] 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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e6360c01a25812abdec7336cde0781bb3db5d816ed18011e814a37e4d6fca76b
[INFO] running `Command { std: "docker" "start" "-a" "e6360c01a25812abdec7336cde0781bb3db5d816ed18011e814a37e4d6fca76b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e6360c01a25812abdec7336cde0781bb3db5d816ed18011e814a37e4d6fca76b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6360c01a25812abdec7336cde0781bb3db5d816ed18011e814a37e4d6fca76b", kill_on_drop: false }`
[INFO] [stdout] e6360c01a25812abdec7336cde0781bb3db5d816ed18011e814a37e4d6fca76b
[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=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] 43e72fb68c8205fce70c035351fb14b829bdde7480d22c9bf2ee764e28723686
[INFO] running `Command { std: "docker" "start" "-a" "43e72fb68c8205fce70c035351fb14b829bdde7480d22c9bf2ee764e28723686", kill_on_drop: false }`
[INFO] [stderr]    Compiling multilevel-feedback-queue v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/scheduling_strategies.rs:51:21
[INFO] [stdout]    |
[INFO] [stdout] 51 |                 let mut pid = queue.peek().unwrap();
[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/scheduling_strategies.rs:52:21
[INFO] [stdout]    |
[INFO] [stdout] 52 |                 let mut oldhead = queue.head;
[INFO] [stdout]    |                     ----^^^^^^^
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `processes`
[INFO] [stdout]   --> src/scheduling_strategies.rs:48:32
[INFO] [stdout]    |
[INFO] [stdout] 48 |     pub fn get_next(&mut self, processes: [Process; 8], current: ProcessID) {//-> ProcessID {
[INFO] [stdout]    |                                ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_processes`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `current`
[INFO] [stdout]   --> src/scheduling_strategies.rs:48:57
[INFO] [stdout]    |
[INFO] [stdout] 48 |     pub fn get_next(&mut self, processes: [Process; 8], current: ProcessID) {//-> ProcessID {
[INFO] [stdout]    |                                                         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_current`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pid`
[INFO] [stdout]   --> src/scheduling_strategies.rs:51:21
[INFO] [stdout]    |
[INFO] [stdout] 51 |                 let mut pid = queue.peek().unwrap();
[INFO] [stdout]    |                     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pid`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `oldhead`
[INFO] [stdout]   --> src/scheduling_strategies.rs:52:21
[INFO] [stdout]    |
[INFO] [stdout] 52 |                 let mut oldhead = queue.head;
[INFO] [stdout]    |                     ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_oldhead`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `ProcessID` is never used
[INFO] [stdout]  --> src/process.rs:2:10
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub type ProcessID = usize;
[INFO] [stdout]   |          ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Priority` is never used
[INFO] [stdout]  --> src/process.rs:5:10
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub type Priority = usize;
[INFO] [stdout]   |          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ProcessState` is never used
[INFO] [stdout]  --> src/process.rs:9:10
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub enum ProcessState {
[INFO] [stdout]   |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Process` is never constructed
[INFO] [stdout]   --> src/process.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct Process {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_runnable` is never used
[INFO] [stdout]   --> src/process.rs:23:12
[INFO] [stdout]    |
[INFO] [stdout] 22 | impl Process {
[INFO] [stdout]    | ------------ method in this implementation
[INFO] [stdout] 23 |     pub fn is_runnable(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ProcessQueue` is never constructed
[INFO] [stdout]  --> src/pqueue.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct ProcessQueue {
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple methods are never used
[INFO] [stdout]   --> src/pqueue.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl ProcessQueue {
[INFO] [stdout]    | ----------------- methods in this implementation
[INFO] [stdout] 12 |     pub fn init(&mut self) -> () {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 19 |     pub fn reset(&mut self) -> () {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 25 |     pub fn has_next(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 29 |     pub fn peek(&self) -> Result<ProcessID, String> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 37 |     pub fn drop(&mut self) -> Result<(),String> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 47 |     pub fn put(&mut self, pid: ProcessID) -> Result<ProcessID, String> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 57 |     pub fn get(&mut self) -> Result<ProcessID, String> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 71 |     pub fn remove_pid(&mut self, pid: ProcessID) -> () { //Result<(), String> {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `SchedulingStrategies` is never used
[INFO] [stdout]  --> src/scheduling_strategies.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub enum SchedulingStrategies {
[INFO] [stdout]   |          ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MLFQ` is never constructed
[INFO] [stdout]  --> src/scheduling_strategies.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct MLFQ {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]   --> src/scheduling_strategies.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl MLFQ {
[INFO] [stdout]    | --------- associated items in this implementation
[INFO] [stdout] 14 |     pub fn init(&mut self) -> () {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 20 |     pub fn reset(&mut self) -> () {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 26 |     pub fn reset_proc(&mut self, pid: ProcessID) {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 30 |     pub fn remove_pid(&mut self, pid: ProcessID) {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 34 |     pub fn get_default_timeslice(qid: u8) -> u8 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 44 |     pub fn map_to_queue(prio: Priority) -> usize {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 48 |     pub fn get_next(&mut self, processes: [Process; 8], current: ProcessID) {//-> ProcessID {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "43e72fb68c8205fce70c035351fb14b829bdde7480d22c9bf2ee764e28723686", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43e72fb68c8205fce70c035351fb14b829bdde7480d22c9bf2ee764e28723686", kill_on_drop: false }`
[INFO] [stdout] 43e72fb68c8205fce70c035351fb14b829bdde7480d22c9bf2ee764e28723686
[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=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] 67d4a76dfc4bac5aaed53be47681b940347a85bb5c1312fc27ff168fe46e0f8f
[INFO] running `Command { std: "docker" "start" "-a" "67d4a76dfc4bac5aaed53be47681b940347a85bb5c1312fc27ff168fe46e0f8f", kill_on_drop: false }`
[INFO] [stderr]    Compiling multilevel-feedback-queue v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/scheduling_strategies.rs:51:21
[INFO] [stdout]    |
[INFO] [stdout] 51 |                 let mut pid = queue.peek().unwrap();
[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/scheduling_strategies.rs:52:21
[INFO] [stdout]    |
[INFO] [stdout] 52 |                 let mut oldhead = queue.head;
[INFO] [stdout]    |                     ----^^^^^^^
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `processes`
[INFO] [stdout]   --> src/scheduling_strategies.rs:48:32
[INFO] [stdout]    |
[INFO] [stdout] 48 |     pub fn get_next(&mut self, processes: [Process; 8], current: ProcessID) {//-> ProcessID {
[INFO] [stdout]    |                                ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_processes`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `current`
[INFO] [stdout]   --> src/scheduling_strategies.rs:48:57
[INFO] [stdout]    |
[INFO] [stdout] 48 |     pub fn get_next(&mut self, processes: [Process; 8], current: ProcessID) {//-> ProcessID {
[INFO] [stdout]    |                                                         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_current`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pid`
[INFO] [stdout]   --> src/scheduling_strategies.rs:51:21
[INFO] [stdout]    |
[INFO] [stdout] 51 |                 let mut pid = queue.peek().unwrap();
[INFO] [stdout]    |                     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pid`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `oldhead`
[INFO] [stdout]   --> src/scheduling_strategies.rs:52:21
[INFO] [stdout]    |
[INFO] [stdout] 52 |                 let mut oldhead = queue.head;
[INFO] [stdout]    |                     ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_oldhead`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `ProcessID` is never used
[INFO] [stdout]  --> src/process.rs:2:10
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub type ProcessID = usize;
[INFO] [stdout]   |          ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Priority` is never used
[INFO] [stdout]  --> src/process.rs:5:10
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub type Priority = usize;
[INFO] [stdout]   |          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ProcessState` is never used
[INFO] [stdout]  --> src/process.rs:9:10
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub enum ProcessState {
[INFO] [stdout]   |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Process` is never constructed
[INFO] [stdout]   --> src/process.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct Process {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_runnable` is never used
[INFO] [stdout]   --> src/process.rs:23:12
[INFO] [stdout]    |
[INFO] [stdout] 22 | impl Process {
[INFO] [stdout]    | ------------ method in this implementation
[INFO] [stdout] 23 |     pub fn is_runnable(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ProcessQueue` is never constructed
[INFO] [stdout]  --> src/pqueue.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct ProcessQueue {
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple methods are never used
[INFO] [stdout]   --> src/pqueue.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl ProcessQueue {
[INFO] [stdout]    | ----------------- methods in this implementation
[INFO] [stdout] 12 |     pub fn init(&mut self) -> () {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 19 |     pub fn reset(&mut self) -> () {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 25 |     pub fn has_next(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 29 |     pub fn peek(&self) -> Result<ProcessID, String> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 37 |     pub fn drop(&mut self) -> Result<(),String> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 47 |     pub fn put(&mut self, pid: ProcessID) -> Result<ProcessID, String> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 57 |     pub fn get(&mut self) -> Result<ProcessID, String> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 71 |     pub fn remove_pid(&mut self, pid: ProcessID) -> () { //Result<(), String> {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `SchedulingStrategies` is never used
[INFO] [stdout]  --> src/scheduling_strategies.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub enum SchedulingStrategies {
[INFO] [stdout]   |          ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MLFQ` is never constructed
[INFO] [stdout]  --> src/scheduling_strategies.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct MLFQ {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]   --> src/scheduling_strategies.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl MLFQ {
[INFO] [stdout]    | --------- associated items in this implementation
[INFO] [stdout] 14 |     pub fn init(&mut self) -> () {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 20 |     pub fn reset(&mut self) -> () {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 26 |     pub fn reset_proc(&mut self, pid: ProcessID) {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 30 |     pub fn remove_pid(&mut self, pid: ProcessID) {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 34 |     pub fn get_default_timeslice(qid: u8) -> u8 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 44 |     pub fn map_to_queue(prio: Priority) -> usize {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 48 |     pub fn get_next(&mut self, processes: [Process; 8], current: ProcessID) {//-> ProcessID {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "67d4a76dfc4bac5aaed53be47681b940347a85bb5c1312fc27ff168fe46e0f8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67d4a76dfc4bac5aaed53be47681b940347a85bb5c1312fc27ff168fe46e0f8f", kill_on_drop: false }`
[INFO] [stdout] 67d4a76dfc4bac5aaed53be47681b940347a85bb5c1312fc27ff168fe46e0f8f
[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=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] 51c44161a34a2e2f1e1e63e6f106cadc8e5dcdb8edc868b6f468a595199688be
[INFO] running `Command { std: "docker" "start" "-a" "51c44161a34a2e2f1e1e63e6f106cadc8e5dcdb8edc868b6f468a595199688be", kill_on_drop: false }`
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/scheduling_strategies.rs:51:21
[INFO] [stderr]    |
[INFO] [stderr] 51 |                 let mut pid = queue.peek().unwrap();
[INFO] [stderr]    |                     ----^^^
[INFO] [stderr]    |                     |
[INFO] [stderr]    |                     help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/scheduling_strategies.rs:52:21
[INFO] [stderr]    |
[INFO] [stderr] 52 |                 let mut oldhead = queue.head;
[INFO] [stderr]    |                     ----^^^^^^^
[INFO] [stderr]    |                     |
[INFO] [stderr]    |                     help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `processes`
[INFO] [stderr]   --> src/scheduling_strategies.rs:48:32
[INFO] [stderr]    |
[INFO] [stderr] 48 |     pub fn get_next(&mut self, processes: [Process; 8], current: ProcessID) {//-> ProcessID {
[INFO] [stderr]    |                                ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_processes`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `current`
[INFO] [stderr]   --> src/scheduling_strategies.rs:48:57
[INFO] [stderr]    |
[INFO] [stderr] 48 |     pub fn get_next(&mut self, processes: [Process; 8], current: ProcessID) {//-> ProcessID {
[INFO] [stderr]    |                                                         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_current`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pid`
[INFO] [stderr]   --> src/scheduling_strategies.rs:51:21
[INFO] [stderr]    |
[INFO] [stderr] 51 |                 let mut pid = queue.peek().unwrap();
[INFO] [stderr]    |                     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pid`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `oldhead`
[INFO] [stderr]   --> src/scheduling_strategies.rs:52:21
[INFO] [stderr]    |
[INFO] [stderr] 52 |                 let mut oldhead = queue.head;
[INFO] [stderr]    |                     ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_oldhead`
[INFO] [stderr] 
[INFO] [stderr] warning: type alias `ProcessID` is never used
[INFO] [stderr]  --> src/process.rs:2:10
[INFO] [stderr]   |
[INFO] [stderr] 2 | pub type ProcessID = usize;
[INFO] [stderr]   |          ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: type alias `Priority` is never used
[INFO] [stderr]  --> src/process.rs:5:10
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub type Priority = usize;
[INFO] [stderr]   |          ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `ProcessState` is never used
[INFO] [stderr]  --> src/process.rs:9:10
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub enum ProcessState {
[INFO] [stderr]   |          ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Process` is never constructed
[INFO] [stderr]   --> src/process.rs:16:12
[INFO] [stderr]    |
[INFO] [stderr] 16 | pub struct Process {
[INFO] [stderr]    |            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `is_runnable` is never used
[INFO] [stderr]   --> src/process.rs:23:12
[INFO] [stderr]    |
[INFO] [stderr] 22 | impl Process {
[INFO] [stderr]    | ------------ method in this implementation
[INFO] [stderr] 23 |     pub fn is_runnable(&self) -> bool {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `ProcessQueue` is never constructed
[INFO] [stderr]  --> src/pqueue.rs:3:12
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub struct ProcessQueue {
[INFO] [stderr]   |            ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: multiple methods are never used
[INFO] [stderr]   --> src/pqueue.rs:12:12
[INFO] [stderr]    |
[INFO] [stderr] 11 | impl ProcessQueue {
[INFO] [stderr]    | ----------------- methods in this implementation
[INFO] [stderr] 12 |     pub fn init(&mut self) -> () {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 19 |     pub fn reset(&mut self) -> () {
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 25 |     pub fn has_next(&self) -> bool {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 29 |     pub fn peek(&self) -> Result<ProcessID, String> {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 37 |     pub fn drop(&mut self) -> Result<(),String> {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 47 |     pub fn put(&mut self, pid: ProcessID) -> Result<ProcessID, String> {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 57 |     pub fn get(&mut self) -> Result<ProcessID, String> {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 71 |     pub fn remove_pid(&mut self, pid: ProcessID) -> () { //Result<(), String> {
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `SchedulingStrategies` is never used
[INFO] [stderr]  --> src/scheduling_strategies.rs:4:10
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub enum SchedulingStrategies {
[INFO] [stderr]   |          ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `MLFQ` is never constructed
[INFO] [stderr]  --> src/scheduling_strategies.rs:8:12
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub struct MLFQ {
[INFO] [stderr]   |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: multiple associated items are never used
[INFO] [stderr]   --> src/scheduling_strategies.rs:14:12
[INFO] [stderr]    |
[INFO] [stderr] 13 | impl MLFQ {
[INFO] [stderr]    | --------- associated items in this implementation
[INFO] [stderr] 14 |     pub fn init(&mut self) -> () {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 20 |     pub fn reset(&mut self) -> () {
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 26 |     pub fn reset_proc(&mut self, pid: ProcessID) {
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 30 |     pub fn remove_pid(&mut self, pid: ProcessID) {
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 34 |     pub fn get_default_timeslice(qid: u8) -> u8 {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 44 |     pub fn map_to_queue(prio: Priority) -> usize {
[INFO] [stderr]    |            ^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 48 |     pub fn get_next(&mut self, processes: [Process; 8], current: ProcessID) {//-> ProcessID {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `multilevel-feedback-queue` (bin "multilevel-feedback-queue" test) generated 16 warnings (run `cargo fix --bin "multilevel-feedback-queue" -p multilevel-feedback-queue --tests` to apply 6 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/multilevel_feedback_queue-a1541774fb475b5a)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "51c44161a34a2e2f1e1e63e6f106cadc8e5dcdb8edc868b6f468a595199688be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51c44161a34a2e2f1e1e63e6f106cadc8e5dcdb8edc868b6f468a595199688be", kill_on_drop: false }`
[INFO] [stdout] 51c44161a34a2e2f1e1e63e6f106cadc8e5dcdb8edc868b6f468a595199688be
