[INFO] cloning repository https://github.com/lv042/Thread-Scheduler
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lv042/Thread-Scheduler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flv042%2FThread-Scheduler", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flv042%2FThread-Scheduler'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0ae538807d85088f620b8624bddd5b22969a2908
[INFO] checking lv042/Thread-Scheduler against try#e658ebe4ffa1b515cd2ef06dd428d0d063e2ae6b for pr-144896
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flv042%2FThread-Scheduler" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] fatal: could not create work tree dir '/workspace/builds/worker-3-tc2/source': No space left on device
[INFO] checking lv042/Thread-Scheduler against try#e658ebe4ffa1b515cd2ef06dd428d0d063e2ae6b for pr-144896
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flv042%2FThread-Scheduler" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/lv042/Thread-Scheduler
[INFO] finished tweaking git repo https://github.com/lv042/Thread-Scheduler
[INFO] tweaked toml for git repo https://github.com/lv042/Thread-Scheduler written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/lv042/Thread-Scheduler on toolchain e658ebe4ffa1b515cd2ef06dd428d0d063e2ae6b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e658ebe4ffa1b515cd2ef06dd428d0d063e2ae6b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/lv042/Thread-Scheduler 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" "+e658ebe4ffa1b515cd2ef06dd428d0d063e2ae6b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:ae6f63d130afcfff7f91f5ba9fdb2a74d52830289c6a2ea2d23a94dcfb480a0d" "/opt/rustwide/cargo-home/bin/cargo" "+e658ebe4ffa1b515cd2ef06dd428d0d063e2ae6b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] daa0d3acfe6aecbce1c0cc992f109a0e8b8ae8d46ca3c31a2adbe039acc3de0f
[INFO] running `Command { std: "docker" "start" "-a" "daa0d3acfe6aecbce1c0cc992f109a0e8b8ae8d46ca3c31a2adbe039acc3de0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "daa0d3acfe6aecbce1c0cc992f109a0e8b8ae8d46ca3c31a2adbe039acc3de0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "daa0d3acfe6aecbce1c0cc992f109a0e8b8ae8d46ca3c31a2adbe039acc3de0f", kill_on_drop: false }`
[INFO] [stdout] daa0d3acfe6aecbce1c0cc992f109a0e8b8ae8d46ca3c31a2adbe039acc3de0f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:ae6f63d130afcfff7f91f5ba9fdb2a74d52830289c6a2ea2d23a94dcfb480a0d" "/opt/rustwide/cargo-home/bin/cargo" "+e658ebe4ffa1b515cd2ef06dd428d0d063e2ae6b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 94b783a9ae4004427b0297b8ae2ddcb6e04986a3b970d4e4bddce3de7cc5cc4e
[INFO] running `Command { std: "docker" "start" "-a" "94b783a9ae4004427b0297b8ae2ddcb6e04986a3b970d4e4bddce3de7cc5cc4e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.138
[INFO] [stderr]     Checking num_cpus v1.14.0
[INFO] [stderr]     Checking RustTaskScheduler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/main.rs:96:16
[INFO] [stdout]    |
[INFO] [stdout] 96 |             if (self.current_threads >= self.max_threads) {
[INFO] [stdout]    |                ^                                        ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 96 -             if (self.current_threads >= self.max_threads) {
[INFO] [stdout] 96 +             if self.current_threads >= self.max_threads {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/main.rs:96:16
[INFO] [stdout]    |
[INFO] [stdout] 96 |             if (self.current_threads >= self.max_threads) {
[INFO] [stdout]    |                ^                                        ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 96 -             if (self.current_threads >= self.max_threads) {
[INFO] [stdout] 96 +             if self.current_threads >= self.max_threads {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tr`
[INFO] [stdout]   --> src/main.rs:32:13
[INFO] [stdout]    |
[INFO] [stdout] 32 |         let tr = thread::spawn(move || {
[INFO] [stdout]    |             ^^ help: if this is intentional, prefix it with an underscore: `_tr`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tr`
[INFO] [stdout]   --> src/main.rs:32:13
[INFO] [stdout]    |
[INFO] [stdout] 32 |         let tr = thread::spawn(move || {
[INFO] [stdout]    |             ^^ help: if this is intentional, prefix it with an underscore: `_tr`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.12s
[INFO] running `Command { std: "docker" "inspect" "94b783a9ae4004427b0297b8ae2ddcb6e04986a3b970d4e4bddce3de7cc5cc4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94b783a9ae4004427b0297b8ae2ddcb6e04986a3b970d4e4bddce3de7cc5cc4e", kill_on_drop: false }`
[INFO] [stdout] 94b783a9ae4004427b0297b8ae2ddcb6e04986a3b970d4e4bddce3de7cc5cc4e