[INFO] cloning repository https://github.com/tston529/Graph_Vis
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tston529/Graph_Vis" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftston529%2FGraph_Vis", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftston529%2FGraph_Vis'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2aa220874d506be45f041ff3d4f430e29f10c974
[INFO] checking tston529/Graph_Vis against try#4907eac94165faff6c5e5e015670b1c584275f7b for pr-154149
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftston529%2FGraph_Vis" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/tston529/Graph_Vis
[INFO] finished tweaking git repo https://github.com/tston529/Graph_Vis
[INFO] tweaked toml for git repo https://github.com/tston529/Graph_Vis written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/tston529/Graph_Vis on toolchain 4907eac94165faff6c5e5e015670b1c584275f7b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4907eac94165faff6c5e5e015670b1c584275f7b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/tston529/Graph_Vis 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" "+4907eac94165faff6c5e5e015670b1c584275f7b" "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 tston529/Graph_Vis against try#4907eac94165faff6c5e5e015670b1c584275f7b for pr-154149
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftston529%2FGraph_Vis" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/tston529/Graph_Vis
[INFO] finished tweaking git repo https://github.com/tston529/Graph_Vis
[INFO] tweaked toml for git repo https://github.com/tston529/Graph_Vis written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/tston529/Graph_Vis on toolchain 4907eac94165faff6c5e5e015670b1c584275f7b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4907eac94165faff6c5e5e015670b1c584275f7b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/tston529/Graph_Vis 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" "+4907eac94165faff6c5e5e015670b1c584275f7b" "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 c2-chacha v0.2.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+4907eac94165faff6c5e5e015670b1c584275f7b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 099fc4774216e879160e88cc41e74ccc7267c9928e91bdcc09b137a41290cb41
[INFO] running `Command { std: "docker" "start" "-a" "099fc4774216e879160e88cc41e74ccc7267c9928e91bdcc09b137a41290cb41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "099fc4774216e879160e88cc41e74ccc7267c9928e91bdcc09b137a41290cb41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "099fc4774216e879160e88cc41e74ccc7267c9928e91bdcc09b137a41290cb41", kill_on_drop: false }`
[INFO] [stdout] 099fc4774216e879160e88cc41e74ccc7267c9928e91bdcc09b137a41290cb41
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+4907eac94165faff6c5e5e015670b1c584275f7b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e1d590ee2ae6a70bb65205b2ac137ed782d304681b701c7a8931bb7e1f9ecd2f
[INFO] running `Command { std: "docker" "start" "-a" "e1d590ee2ae6a70bb65205b2ac137ed782d304681b701c7a8931bb7e1f9ecd2f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]     Checking arrayvec v0.5.1
[INFO] [stderr]     Checking c2-chacha v0.2.3
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking graph_vis v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.69s
[INFO] running `Command { std: "docker" "inspect" "e1d590ee2ae6a70bb65205b2ac137ed782d304681b701c7a8931bb7e1f9ecd2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1d590ee2ae6a70bb65205b2ac137ed782d304681b701c7a8931bb7e1f9ecd2f", kill_on_drop: false }`
[INFO] [stdout] e1d590ee2ae6a70bb65205b2ac137ed782d304681b701c7a8931bb7e1f9ecd2f