[INFO] cloning repository https://github.com/SyedQamar217/RustAssignment7
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SyedQamar217/RustAssignment7" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSyedQamar217%2FRustAssignment7", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSyedQamar217%2FRustAssignment7'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0d26c1243c366b5892877793245d0b6bc92a8eba
[INFO] testing SyedQamar217/RustAssignment7 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSyedQamar217%2FRustAssignment7" "/workspace/builds/worker-63/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-63/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/SyedQamar217/RustAssignment7 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/SyedQamar217/RustAssignment7
[INFO] finished tweaking git repo https://github.com/SyedQamar217/RustAssignment7
[INFO] tweaked toml for git repo https://github.com/SyedQamar217/RustAssignment7 written to /workspace/builds/worker-63/source/Cargo.toml
[INFO] crate git repo https://github.com/SyedQamar217/RustAssignment7 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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-63/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e7a79020aa6ea0212e454d844841c96ec38a116b2083008b688b48cccfa14912
[INFO] running `Command { std: "docker" "start" "-a" "e7a79020aa6ea0212e454d844841c96ec38a116b2083008b688b48cccfa14912", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e7a79020aa6ea0212e454d844841c96ec38a116b2083008b688b48cccfa14912", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7a79020aa6ea0212e454d844841c96ec38a116b2083008b688b48cccfa14912", kill_on_drop: false }`
[INFO] [stdout] e7a79020aa6ea0212e454d844841c96ec38a116b2083008b688b48cccfa14912
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fd2db04e5b369b90a62b64f06c0d12bf195af65f958595c1c0af7f00339c2e3c
[INFO] running `Command { std: "docker" "start" "-a" "fd2db04e5b369b90a62b64f06c0d12bf195af65f958595c1c0af7f00339c2e3c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling assignment7 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.21s
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "fd2db04e5b369b90a62b64f06c0d12bf195af65f958595c1c0af7f00339c2e3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd2db04e5b369b90a62b64f06c0d12bf195af65f958595c1c0af7f00339c2e3c", kill_on_drop: false }`
[INFO] [stdout] fd2db04e5b369b90a62b64f06c0d12bf195af65f958595c1c0af7f00339c2e3c