[INFO] cloning repository https://github.com/f-ctt/The-Senate-Bus-Problem
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/f-ctt/The-Senate-Bus-Problem" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ff-ctt%2FThe-Senate-Bus-Problem", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ff-ctt%2FThe-Senate-Bus-Problem'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 73f2d917655d01fded8b572ae6a73678d3165755
[INFO] checking f-ctt/The-Senate-Bus-Problem against master#8424f8e8cdf07010967a57584fd647b30e930d4d for pr-120095
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ff-ctt%2FThe-Senate-Bus-Problem" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/f-ctt/The-Senate-Bus-Problem on toolchain 8424f8e8cdf07010967a57584fd647b30e930d4d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8424f8e8cdf07010967a57584fd647b30e930d4d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/f-ctt/The-Senate-Bus-Problem
[INFO] finished tweaking git repo https://github.com/f-ctt/The-Senate-Bus-Problem
[INFO] tweaked toml for git repo https://github.com/f-ctt/The-Senate-Bus-Problem written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/f-ctt/The-Senate-Bus-Problem 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" "+8424f8e8cdf07010967a57584fd647b30e930d4d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[ERROR] this task or one of its parent failed!
[ERROR] no output for 300 seconds
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
[INFO] checking f-ctt/The-Senate-Bus-Problem against try#047472f299946caf090d1b5608ae4bd9f0416256+rustflags=-Ddereferencing_mut_binding for pr-120095
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ff-ctt%2FThe-Senate-Bus-Problem" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/f-ctt/The-Senate-Bus-Problem on toolchain 047472f299946caf090d1b5608ae4bd9f0416256
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+047472f299946caf090d1b5608ae4bd9f0416256" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/f-ctt/The-Senate-Bus-Problem
[INFO] finished tweaking git repo https://github.com/f-ctt/The-Senate-Bus-Problem
[INFO] tweaked toml for git repo https://github.com/f-ctt/The-Senate-Bus-Problem written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/f-ctt/The-Senate-Bus-Problem 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" "+047472f299946caf090d1b5608ae4bd9f0416256" "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_core v0.2.0-pre.0
[INFO] [stderr]   Downloaded rand v0.5.0-pre.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+047472f299946caf090d1b5608ae4bd9f0416256" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a16bc6574f704cb7ef70425e740a7fdd9b0bb4badbc2dbb4fe657846def2a9a5
[INFO] running `Command { std: "docker" "start" "-a" "a16bc6574f704cb7ef70425e740a7fdd9b0bb4badbc2dbb4fe657846def2a9a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a16bc6574f704cb7ef70425e740a7fdd9b0bb4badbc2dbb4fe657846def2a9a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a16bc6574f704cb7ef70425e740a7fdd9b0bb4badbc2dbb4fe657846def2a9a5", kill_on_drop: false }`
[INFO] [stdout] a16bc6574f704cb7ef70425e740a7fdd9b0bb4badbc2dbb4fe657846def2a9a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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 -Ddereferencing_mut_binding" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+047472f299946caf090d1b5608ae4bd9f0416256" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9da3dfbf9e743e4da82e9be0474d85a46f74c859e5e5b3b53560377fc36ce001
[INFO] running `Command { std: "docker" "start" "-a" "9da3dfbf9e743e4da82e9be0474d85a46f74c859e5e5b3b53560377fc36ce001", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.40
[INFO] [stderr]     Checking rand_core v0.2.0-pre.0
[INFO] [stderr]     Checking rand v0.5.0-pre.2
[INFO] [stderr]     Checking The-Senate-Bus-problem v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `RwLock`
[INFO] [stdout]  --> src/main.rs:1:29
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::sync::{Mutex, Arc, RwLock, Condvar};
[INFO] [stdout]   |                             ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]  --> src/main.rs:8:46
[INFO] [stdout]   |
[INFO] [stdout] 8 | fn enter_boardingArea(mutex_clone: Arc<Mutex<(i32)>>, id: u32) { // update the amout of riders waiting and unlock the mutex
[INFO] [stdout]   |                                              ^   ^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]   |
[INFO] [stdout] 8 - fn enter_boardingArea(mutex_clone: Arc<Mutex<(i32)>>, id: u32) { // update the amout of riders waiting and unlock the mutex
[INFO] [stdout] 8 + fn enter_boardingArea(mutex_clone: Arc<Mutex<i32>>, id: u32) { // update the amout of riders waiting and unlock the mutex
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `RwLock`
[INFO] [stdout]  --> src/main.rs:1:29
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::sync::{Mutex, Arc, RwLock, Condvar};
[INFO] [stdout]   |                             ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]  --> src/main.rs:8:46
[INFO] [stdout]   |
[INFO] [stdout] 8 | fn enter_boardingArea(mutex_clone: Arc<Mutex<(i32)>>, id: u32) { // update the amout of riders waiting and unlock the mutex
[INFO] [stdout]   |                                              ^   ^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]   |
[INFO] [stdout] 8 - fn enter_boardingArea(mutex_clone: Arc<Mutex<(i32)>>, id: u32) { // update the amout of riders waiting and unlock the mutex
[INFO] [stdout] 8 + fn enter_boardingArea(mutex_clone: Arc<Mutex<i32>>, id: u32) { // update the amout of riders waiting and unlock the mutex
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `The_Senate_Bus_problem` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = help: convert the identifier to snake case: `the_senate_bus_problem`
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `enter_boardingArea` should have a snake case name
[INFO] [stdout]  --> src/main.rs:8:4
[INFO] [stdout]   |
[INFO] [stdout] 8 | fn enter_boardingArea(mutex_clone: Arc<Mutex<(i32)>>, id: u32) { // update the amout of riders waiting and unlock the mutex
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `enter_boarding_area`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `allAboard` should have a snake case name
[INFO] [stdout]   --> src/main.rs:62:9
[INFO] [stdout]    |
[INFO] [stdout] 62 |     let allAboard = Arc::new((Mutex::new(0), Condvar::new())); // Bus waits til all riders get in
[INFO] [stdout]    |         ^^^^^^^^^ help: convert the identifier to snake case: `all_aboard`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `The_Senate_Bus_problem` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = help: convert the identifier to snake case: `the_senate_bus_problem`
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `enter_boardingArea` should have a snake case name
[INFO] [stdout]  --> src/main.rs:8:4
[INFO] [stdout]   |
[INFO] [stdout] 8 | fn enter_boardingArea(mutex_clone: Arc<Mutex<(i32)>>, id: u32) { // update the amout of riders waiting and unlock the mutex
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `enter_boarding_area`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `allAboard` should have a snake case name
[INFO] [stdout]   --> src/main.rs:62:9
[INFO] [stdout]    |
[INFO] [stdout] 62 |     let allAboard = Arc::new((Mutex::new(0), Condvar::new())); // Bus waits til all riders get in
[INFO] [stdout]    |         ^^^^^^^^^ help: convert the identifier to snake case: `all_aboard`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `allAboard_clone` should have a snake case name
[INFO] [stdout]   --> src/main.rs:72:9
[INFO] [stdout]    |
[INFO] [stdout] 72 |     let allAboard_clone = allAboard.clone();
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `all_aboard_clone`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `allAboard_clone` should have a snake case name
[INFO] [stdout]   --> src/main.rs:72:9
[INFO] [stdout]    |
[INFO] [stdout] 72 |     let allAboard_clone = allAboard.clone();
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `all_aboard_clone`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.62s
[INFO] running `Command { std: "docker" "inspect" "9da3dfbf9e743e4da82e9be0474d85a46f74c859e5e5b3b53560377fc36ce001", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9da3dfbf9e743e4da82e9be0474d85a46f74c859e5e5b3b53560377fc36ce001", kill_on_drop: false }`
[INFO] [stdout] 9da3dfbf9e743e4da82e9be0474d85a46f74c859e5e5b3b53560377fc36ce001