[INFO] cloning repository https://github.com/wiz772/CrabList
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wiz772/CrabList" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwiz772%2FCrabList", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwiz772%2FCrabList'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ec9bd0b3daf87791a445cab527c0d2cb23cf7080
[INFO] checking wiz772/CrabList against try#f16624c7fb52ccf15cd304a9728caf1ef4b9c0d2 for pr-156992
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwiz772%2FCrabList" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/wiz772/CrabList
[INFO] finished tweaking git repo https://github.com/wiz772/CrabList
[INFO] tweaked toml for git repo https://github.com/wiz772/CrabList written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/wiz772/CrabList on toolchain f16624c7fb52ccf15cd304a9728caf1ef4b9c0d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f16624c7fb52ccf15cd304a9728caf1ef4b9c0d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/wiz772/CrabList 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" "+f16624c7fb52ccf15cd304a9728caf1ef4b9c0d2" "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
[ERROR] error running command: no output for 300 seconds
[INFO] checking wiz772/CrabList against try#f16624c7fb52ccf15cd304a9728caf1ef4b9c0d2 for pr-156992
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwiz772%2FCrabList" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/wiz772/CrabList
[INFO] finished tweaking git repo https://github.com/wiz772/CrabList
[INFO] tweaked toml for git repo https://github.com/wiz772/CrabList written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/wiz772/CrabList on toolchain f16624c7fb52ccf15cd304a9728caf1ef4b9c0d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f16624c7fb52ccf15cd304a9728caf1ef4b9c0d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/wiz772/CrabList 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" "+f16624c7fb52ccf15cd304a9728caf1ef4b9c0d2" "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-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+f16624c7fb52ccf15cd304a9728caf1ef4b9c0d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 356638475b52b352320c436d4a97f5f6f9a9a614a17548f3f6f9216420ac59a6
[INFO] running `Command { std: "docker" "start" "-a" "356638475b52b352320c436d4a97f5f6f9a9a614a17548f3f6f9216420ac59a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "356638475b52b352320c436d4a97f5f6f9a9a614a17548f3f6f9216420ac59a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "356638475b52b352320c436d4a97f5f6f9a9a614a17548f3f6f9216420ac59a6", kill_on_drop: false }`
[INFO] [stdout] 356638475b52b352320c436d4a97f5f6f9a9a614a17548f3f6f9216420ac59a6
[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" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+f16624c7fb52ccf15cd304a9728caf1ef4b9c0d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 803d590e6ee74b8cb10951cd02d1ec3470168a06fd9d855809b749ef33ec14be
[INFO] running `Command { std: "docker" "start" "-a" "803d590e6ee74b8cb10951cd02d1ec3470168a06fd9d855809b749ef33ec14be", kill_on_drop: false }`
[INFO] [stderr]     Checking todo_list v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `command`
[INFO] [stdout]  --> src/main.rs:9:19
[INFO] [stdout]   |
[INFO] [stdout] 9 | fn handle_command(command: &String, args: &[String]){
[INFO] [stdout]   |                   ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_command`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]  --> src/main.rs:9:37
[INFO] [stdout]   |
[INFO] [stdout] 9 | fn handle_command(command: &String, args: &[String]){
[INFO] [stdout]   |                                     ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `command`
[INFO] [stdout]  --> src/main.rs:9:19
[INFO] [stdout]   |
[INFO] [stdout] 9 | fn handle_command(command: &String, args: &[String]){
[INFO] [stdout]   |                   ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_command`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]  --> src/main.rs:9:37
[INFO] [stdout]   |
[INFO] [stdout] 9 | fn handle_command(command: &String, args: &[String]){
[INFO] [stdout]   |                                     ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] running `Command { std: "docker" "inspect" "803d590e6ee74b8cb10951cd02d1ec3470168a06fd9d855809b749ef33ec14be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "803d590e6ee74b8cb10951cd02d1ec3470168a06fd9d855809b749ef33ec14be", kill_on_drop: false }`
[INFO] [stdout] 803d590e6ee74b8cb10951cd02d1ec3470168a06fd9d855809b749ef33ec14be