[INFO] cloning repository https://github.com/JulianLin549/ECE598_Blockchain
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JulianLin549/ECE598_Blockchain" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJulianLin549%2FECE598_Blockchain", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJulianLin549%2FECE598_Blockchain'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 33db422458eb692dad7cfdff4193531ecc7484fb
[INFO] checking JulianLin549/ECE598_Blockchain against try#751cdbaf3a893bc71b2c617bb7be22dfea5f0862 for pr-95611
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJulianLin549%2FECE598_Blockchain" "/workspace/builds/worker-77/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-77/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/JulianLin549/ECE598_Blockchain on toolchain 751cdbaf3a893bc71b2c617bb7be22dfea5f0862
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+751cdbaf3a893bc71b2c617bb7be22dfea5f0862" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/JulianLin549/ECE598_Blockchain
[INFO] finished tweaking git repo https://github.com/JulianLin549/ECE598_Blockchain
[INFO] tweaked toml for git repo https://github.com/JulianLin549/ECE598_Blockchain written to /workspace/builds/worker-77/source/Cargo.toml
[INFO] crate git repo https://github.com/JulianLin549/ECE598_Blockchain already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+751cdbaf3a893bc71b2c617bb7be22dfea5f0862" "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-77/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+751cdbaf3a893bc71b2c617bb7be22dfea5f0862" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8ad8b5b963528112dc26cd1c87c28afa0567b3a8e3dfab3b141d21118a7e3a17
[INFO] running `Command { std: "docker" "start" "-a" "8ad8b5b963528112dc26cd1c87c28afa0567b3a8e3dfab3b141d21118a7e3a17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8ad8b5b963528112dc26cd1c87c28afa0567b3a8e3dfab3b141d21118a7e3a17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ad8b5b963528112dc26cd1c87c28afa0567b3a8e3dfab3b141d21118a7e3a17", kill_on_drop: false }`
[INFO] [stdout] 8ad8b5b963528112dc26cd1c87c28afa0567b3a8e3dfab3b141d21118a7e3a17
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/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" "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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+751cdbaf3a893bc71b2c617bb7be22dfea5f0862" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5863b712e6ea2ded0820a9d8b41ba20c5bb51e71bdf2dcf33e0cf9928e7dbd5d
[INFO] running `Command { std: "docker" "start" "-a" "5863b712e6ea2ded0820a9d8b41ba20c5bb51e71bdf2dcf33e0cf9928e7dbd5d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "5863b712e6ea2ded0820a9d8b41ba20c5bb51e71bdf2dcf33e0cf9928e7dbd5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5863b712e6ea2ded0820a9d8b41ba20c5bb51e71bdf2dcf33e0cf9928e7dbd5d", kill_on_drop: false }`
[INFO] [stdout] 5863b712e6ea2ded0820a9d8b41ba20c5bb51e71bdf2dcf33e0cf9928e7dbd5d