[INFO] cloning repository https://github.com/ritwa-jm/rect-area-using-methods
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ritwa-jm/rect-area-using-methods" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fritwa-jm%2Frect-area-using-methods", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fritwa-jm%2Frect-area-using-methods'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6e2ac66fb7762d66e3135c9a053f43eb26952b83
[INFO] testing ritwa-jm/rect-area-using-methods against master#1871252fc8bb672d40787e67404e6eaae7059369 for pr-125151
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fritwa-jm%2Frect-area-using-methods" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ritwa-jm/rect-area-using-methods on toolchain 1871252fc8bb672d40787e67404e6eaae7059369
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ritwa-jm/rect-area-using-methods
[INFO] finished tweaking git repo https://github.com/ritwa-jm/rect-area-using-methods
[INFO] tweaked toml for git repo https://github.com/ritwa-jm/rect-area-using-methods written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/ritwa-jm/rect-area-using-methods 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" "+1871252fc8bb672d40787e67404e6eaae7059369" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a5dee15b80720f62e7ac1f5ee1b2eca67a1cbfc7cea823dfc1b00bfa3794caab
[INFO] running `Command { std: "docker" "start" "-a" "a5dee15b80720f62e7ac1f5ee1b2eca67a1cbfc7cea823dfc1b00bfa3794caab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a5dee15b80720f62e7ac1f5ee1b2eca67a1cbfc7cea823dfc1b00bfa3794caab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5dee15b80720f62e7ac1f5ee1b2eca67a1cbfc7cea823dfc1b00bfa3794caab", kill_on_drop: false }`
[INFO] [stdout] a5dee15b80720f62e7ac1f5ee1b2eca67a1cbfc7cea823dfc1b00bfa3794caab
[ERROR] this task or one of its parent failed!
[ERROR] command failed: exit status: 1
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.