[INFO] crate nu_plugin_average 0.14.0 is already in cache
[INFO] documenting nu_plugin_average-0.14.0 against master#394e1b40d264aa6928811919c1124fa248e7d802 for pr-73566
[INFO] extracting crate nu_plugin_average 0.14.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate nu_plugin_average 0.14.0 on toolchain 394e1b40d264aa6928811919c1124fa248e7d802
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nu_plugin_average 0.14.0
[INFO] finished tweaking crates.io crate nu_plugin_average 0.14.0
[INFO] tweaked toml for crates.io crate nu_plugin_average 0.14.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate crates.io crate nu_plugin_average 0.14.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7c4903f1770f3ead4899221104873bef4731c4277036f0c20a70abdf3695db04
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "7c4903f1770f3ead4899221104873bef4731c4277036f0c20a70abdf3695db04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7c4903f1770f3ead4899221104873bef4731c4277036f0c20a70abdf3695db04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c4903f1770f3ead4899221104873bef4731c4277036f0c20a70abdf3695db04", kill_on_drop: false }`
[INFO] [stdout] 7c4903f1770f3ead4899221104873bef4731c4277036f0c20a70abdf3695db04
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c912acabab81d9e8a4a205515751c418c75a8be574a2a450aa7babb70c198b99
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c912acabab81d9e8a4a205515751c418c75a8be574a2a450aa7babb70c198b99", kill_on_drop: false }`
[INFO] [stderr]    Compiling nu_plugin_average v0.14.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling nu-plugin v0.14.0
[INFO] [stderr]    Compiling nu-source v0.14.0
[INFO] [stderr]    Compiling nu-errors v0.14.0
[INFO] [stderr]    Compiling nu-value-ext v0.14.0
[INFO] [stderr]    Compiling nu-protocol v0.14.0
[INFO] [stderr] error: failed to run custom build command for `nu-value-ext v0.14.0`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/nu-value-ext-ebb09998b6b45209/build-script-build` (exit code: 1)
[INFO] [stderr] --- stderr
[INFO] [stderr] Error: Error("EOF while parsing a value", line: 1, column: 0)
[INFO] [stderr] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "c912acabab81d9e8a4a205515751c418c75a8be574a2a450aa7babb70c198b99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c912acabab81d9e8a4a205515751c418c75a8be574a2a450aa7babb70c198b99", kill_on_drop: false }`
[INFO] [stdout] c912acabab81d9e8a4a205515751c418c75a8be574a2a450aa7babb70c198b99