[INFO] cloning repository https://github.com/lhybdv/mdbook-image-size
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lhybdv/mdbook-image-size" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flhybdv%2Fmdbook-image-size", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flhybdv%2Fmdbook-image-size'...
[INFO] [stderr] fatal: write error: No space left on device
[INFO] [stderr] fatal: fetch-pack: invalid index-pack output
[WARN] Retrying crate fetch in 3 seconds (attempt 1)
[INFO] cloning repository https://github.com/lhybdv/mdbook-image-size
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lhybdv/mdbook-image-size" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flhybdv%2Fmdbook-image-size", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flhybdv%2Fmdbook-image-size'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a22cb92f11bfb4316fdb0eaeac0bbb132d624613
[INFO] checking lhybdv/mdbook-image-size against try#8cf44c88fc5805dc578c5c987397615b47d2e2b2 for pr-136764
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flhybdv%2Fmdbook-image-size" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lhybdv/mdbook-image-size on toolchain 8cf44c88fc5805dc578c5c987397615b47d2e2b2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8cf44c88fc5805dc578c5c987397615b47d2e2b2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/lhybdv/mdbook-image-size
[INFO] finished tweaking git repo https://github.com/lhybdv/mdbook-image-size
[INFO] tweaked toml for git repo https://github.com/lhybdv/mdbook-image-size written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8cf44c88fc5805dc578c5c987397615b47d2e2b2" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 257 packages to latest compatible versions
[INFO] [stderr]       Adding pulldown-cmark v0.11.3 (available: v0.12.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8cf44c88fc5805dc578c5c987397615b47d2e2b2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded mdbook v0.4.44
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+8cf44c88fc5805dc578c5c987397615b47d2e2b2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e5b98459867e59ea68798edc136e9320cbc5a65578d8b3376bc336233729f509
[INFO] running `Command { std: "docker" "start" "-a" "e5b98459867e59ea68798edc136e9320cbc5a65578d8b3376bc336233729f509", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e5b98459867e59ea68798edc136e9320cbc5a65578d8b3376bc336233729f509", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5b98459867e59ea68798edc136e9320cbc5a65578d8b3376bc336233729f509", kill_on_drop: false }`
[INFO] [stdout] e5b98459867e59ea68798edc136e9320cbc5a65578d8b3376bc336233729f509
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+8cf44c88fc5805dc578c5c987397615b47d2e2b2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3d4fe897712186ee875151c4d63d4904558be342ae3f1cbed72175fb6767c6af
[INFO] running `Command { std: "docker" "start" "-a" "3d4fe897712186ee875151c4d63d4904558be342ae3f1cbed72175fb6767c6af", kill_on_drop: false }`
[INFO] [stderr] Error response from daemon: mkdir /var/lib/docker/overlay2/8d1a6e43049202d7d9d36ea4f912290923deed005cf6b4f98e9d720a861cd95b/merged: no space left on device
[INFO] running `Command { std: "docker" "inspect" "3d4fe897712186ee875151c4d63d4904558be342ae3f1cbed72175fb6767c6af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d4fe897712186ee875151c4d63d4904558be342ae3f1cbed72175fb6767c6af", kill_on_drop: false }`
[INFO] [stdout] 3d4fe897712186ee875151c4d63d4904558be342ae3f1cbed72175fb6767c6af