[INFO] cloning repository https://github.com/zqhxuyuan/bytebuffers
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zqhxuyuan/bytebuffers" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzqhxuyuan%2Fbytebuffers", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzqhxuyuan%2Fbytebuffers'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5eaa2301b49d0b6aaf1d8a2569aead7e98332660
[INFO] checking zqhxuyuan/bytebuffers against master#96cfc75584359ae7ad11cc45968059f29e7b44b7 for pr-137728
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzqhxuyuan%2Fbytebuffers" "/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/zqhxuyuan/bytebuffers on toolchain 96cfc75584359ae7ad11cc45968059f29e7b44b7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+96cfc75584359ae7ad11cc45968059f29e7b44b7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/zqhxuyuan/bytebuffers
[INFO] finished tweaking git repo https://github.com/zqhxuyuan/bytebuffers
[INFO] tweaked toml for git repo https://github.com/zqhxuyuan/bytebuffers written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/zqhxuyuan/bytebuffers 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" "+96cfc75584359ae7ad11cc45968059f29e7b44b7" "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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+96cfc75584359ae7ad11cc45968059f29e7b44b7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 49d0d3df2ce8bfb66926745dde141f3eecada3933c827b253084b0197b248adc
[INFO] running `Command { std: "docker" "start" "-a" "49d0d3df2ce8bfb66926745dde141f3eecada3933c827b253084b0197b248adc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "49d0d3df2ce8bfb66926745dde141f3eecada3933c827b253084b0197b248adc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49d0d3df2ce8bfb66926745dde141f3eecada3933c827b253084b0197b248adc", kill_on_drop: false }`
[INFO] [stdout] 49d0d3df2ce8bfb66926745dde141f3eecada3933c827b253084b0197b248adc
[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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+96cfc75584359ae7ad11cc45968059f29e7b44b7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f5c51a1a5f918d61d9d17e371f4dd7b86780c81923eef14e5fe4da812d1bd167
[INFO] running `Command { std: "docker" "start" "-a" "f5c51a1a5f918d61d9d17e371f4dd7b86780c81923eef14e5fe4da812d1bd167", kill_on_drop: false }`
[INFO] [stderr] Error response from daemon: failed to create task for container: failed to create shim task: OCI runtime create failed: runc create failed: unable to start container process: error during container init: error mounting "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target" to rootfs at "/opt/rustwide/target": mkdir /var/lib/docker/overlay2/4e70897e83261c26d5f43365ad0886ac6182808c63237c4ec99f65b2d561e430/merged/opt/rustwide/target: no space left on device: unknown
[INFO] running `Command { std: "docker" "inspect" "f5c51a1a5f918d61d9d17e371f4dd7b86780c81923eef14e5fe4da812d1bd167", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5c51a1a5f918d61d9d17e371f4dd7b86780c81923eef14e5fe4da812d1bd167", kill_on_drop: false }`
[INFO] [stdout] f5c51a1a5f918d61d9d17e371f4dd7b86780c81923eef14e5fe4da812d1bd167