[INFO] cloning repository https://github.com/jwu773/exam-grading-demo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jwu773/exam-grading-demo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjwu773%2Fexam-grading-demo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjwu773%2Fexam-grading-demo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a872cf26630e68ab5549f2deca8c4a3de158d519
[INFO] checking jwu773/exam-grading-demo against master#667247db71ea18c4130dd018d060e7f09d589490 for pr-140824
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjwu773%2Fexam-grading-demo" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jwu773/exam-grading-demo on toolchain 667247db71ea18c4130dd018d060e7f09d589490
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+667247db71ea18c4130dd018d060e7f09d589490" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jwu773/exam-grading-demo
[INFO] finished tweaking git repo https://github.com/jwu773/exam-grading-demo
[INFO] tweaked toml for git repo https://github.com/jwu773/exam-grading-demo written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/jwu773/exam-grading-demo 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" "+667247db71ea18c4130dd018d060e7f09d589490" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+667247db71ea18c4130dd018d060e7f09d589490" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5b7905b09cbeb76ea62bac87c242e9619827a45f537c7ca424c491c57882c175
[INFO] running `Command { std: "docker" "start" "-a" "5b7905b09cbeb76ea62bac87c242e9619827a45f537c7ca424c491c57882c175", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5b7905b09cbeb76ea62bac87c242e9619827a45f537c7ca424c491c57882c175", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b7905b09cbeb76ea62bac87c242e9619827a45f537c7ca424c491c57882c175", kill_on_drop: false }`
[INFO] [stdout] 5b7905b09cbeb76ea62bac87c242e9619827a45f537c7ca424c491c57882c175
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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_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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+667247db71ea18c4130dd018d060e7f09d589490" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] Error response from daemon: write /var/lib/docker/containers/06467a8e7a66917e058b6fe2bfd438c679e9a6c3121358c86a4aab9c3b4d23b8/.tmp-config.v2.json146615799: no space left on device