[INFO] cloning repository https://github.com/keesvv/ckbanimate
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/keesvv/ckbanimate" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkeesvv%2Fckbanimate", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkeesvv%2Fckbanimate'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 42f02b6b01956248060a3de0ff1c7c92a1547d6e
[INFO] checking keesvv/ckbanimate against master#aa067fb984d36462548bb785da221bfaf38253f0 for pr-122470
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkeesvv%2Fckbanimate" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/keesvv/ckbanimate on toolchain aa067fb984d36462548bb785da221bfaf38253f0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+aa067fb984d36462548bb785da221bfaf38253f0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/keesvv/ckbanimate
[INFO] finished tweaking git repo https://github.com/keesvv/ckbanimate
[INFO] tweaked toml for git repo https://github.com/keesvv/ckbanimate written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/keesvv/ckbanimate 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" "+aa067fb984d36462548bb785da221bfaf38253f0" "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 keesvv/ckbanimate against try#707d6562f55b55a7aab4ab3a904997116b358314 for pr-122470
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkeesvv%2Fckbanimate" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/keesvv/ckbanimate on toolchain 707d6562f55b55a7aab4ab3a904997116b358314
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+707d6562f55b55a7aab4ab3a904997116b358314" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/keesvv/ckbanimate
[INFO] finished tweaking git repo https://github.com/keesvv/ckbanimate
[INFO] tweaked toml for git repo https://github.com/keesvv/ckbanimate written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/keesvv/ckbanimate 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" "+707d6562f55b55a7aab4ab3a904997116b358314" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+707d6562f55b55a7aab4ab3a904997116b358314" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4ccdaaeb20ad90ec10e51a04332963af966c8b0e47bb9ab792cd81192eea651b
[INFO] running `Command { std: "docker" "start" "-a" "4ccdaaeb20ad90ec10e51a04332963af966c8b0e47bb9ab792cd81192eea651b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4ccdaaeb20ad90ec10e51a04332963af966c8b0e47bb9ab792cd81192eea651b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ccdaaeb20ad90ec10e51a04332963af966c8b0e47bb9ab792cd81192eea651b", kill_on_drop: false }`
[INFO] [stdout] 4ccdaaeb20ad90ec10e51a04332963af966c8b0e47bb9ab792cd81192eea651b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+707d6562f55b55a7aab4ab3a904997116b358314" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aba677659ed8985a4a5b12f18628321312de37cba7f120e9a75924f0aa9afcf8
[INFO] running `Command { std: "docker" "start" "-a" "aba677659ed8985a4a5b12f18628321312de37cba7f120e9a75924f0aa9afcf8", kill_on_drop: false }`
[INFO] [stderr]     Checking ckbanimate v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `stop` is never used
[INFO] [stdout]  --> src/animation.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub trait Animation {
[INFO] [stdout]   |           --------- method in this trait
[INFO] [stdout] 2 |     fn start(&mut self);
[INFO] [stdout] 3 |     fn stop(&mut self) {}
[INFO] [stdout]   |        ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `clear_board` is never used
[INFO] [stdout]   --> src/control.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl Control {
[INFO] [stdout]    | ------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 29 |     pub fn clear_board(&mut self) {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `stop` is never used
[INFO] [stdout]  --> src/animation.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub trait Animation {
[INFO] [stdout]   |           --------- method in this trait
[INFO] [stdout] 2 |     fn start(&mut self);
[INFO] [stdout] 3 |     fn stop(&mut self) {}
[INFO] [stdout]   |        ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `clear_board` is never used
[INFO] [stdout]   --> src/control.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl Control {
[INFO] [stdout]    | ------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 29 |     pub fn clear_board(&mut self) {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] running `Command { std: "docker" "inspect" "aba677659ed8985a4a5b12f18628321312de37cba7f120e9a75924f0aa9afcf8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aba677659ed8985a4a5b12f18628321312de37cba7f120e9a75924f0aa9afcf8", kill_on_drop: false }`
[INFO] [stdout] aba677659ed8985a4a5b12f18628321312de37cba7f120e9a75924f0aa9afcf8