[INFO] cloning repository https://github.com/vcokltfre/boggle
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vcokltfre/boggle" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvcokltfre%2Fboggle", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvcokltfre%2Fboggle'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 03402240bf59ac638ad1dbcd20a27bea047306b4
[INFO] checking vcokltfre/boggle against master#52f3c71c8dc4aaed71e3035995fcbdd6d78c98c6 for pr-127907
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvcokltfre%2Fboggle" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/vcokltfre/boggle on toolchain 52f3c71c8dc4aaed71e3035995fcbdd6d78c98c6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+52f3c71c8dc4aaed71e3035995fcbdd6d78c98c6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/vcokltfre/boggle
[INFO] finished tweaking git repo https://github.com/vcokltfre/boggle
[INFO] tweaked toml for git repo https://github.com/vcokltfre/boggle written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/vcokltfre/boggle 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" "+52f3c71c8dc4aaed71e3035995fcbdd6d78c98c6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+52f3c71c8dc4aaed71e3035995fcbdd6d78c98c6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f04489a6a816e6675d77f1129681d53dded07adc8d9565cfc5d750d086b9e006
[INFO] running `Command { std: "docker" "start" "-a" "f04489a6a816e6675d77f1129681d53dded07adc8d9565cfc5d750d086b9e006", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f04489a6a816e6675d77f1129681d53dded07adc8d9565cfc5d750d086b9e006", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f04489a6a816e6675d77f1129681d53dded07adc8d9565cfc5d750d086b9e006", kill_on_drop: false }`
[INFO] [stdout] f04489a6a816e6675d77f1129681d53dded07adc8d9565cfc5d750d086b9e006
[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.