[INFO] fetching crate nu_plugin_inc 0.15.0...
[INFO] checking nu_plugin_inc-0.15.0 against try#c8bdaa84ec1b37f18f30375e196a65b7602f3790 for pr-73345
[INFO] extracting crate nu_plugin_inc 0.15.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate nu_plugin_inc 0.15.0 on toolchain c8bdaa84ec1b37f18f30375e196a65b7602f3790
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nu_plugin_inc 0.15.0
[INFO] finished tweaking crates.io crate nu_plugin_inc 0.15.0
[INFO] tweaked toml for crates.io crate nu_plugin_inc 0.15.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate nu_plugin_inc 0.15.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8133fd37b82573629aa088a0fe8fe04c825d480d5fa00b853c66ea095482bcef
[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" "8133fd37b82573629aa088a0fe8fe04c825d480d5fa00b853c66ea095482bcef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8133fd37b82573629aa088a0fe8fe04c825d480d5fa00b853c66ea095482bcef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8133fd37b82573629aa088a0fe8fe04c825d480d5fa00b853c66ea095482bcef", kill_on_drop: false }`
[INFO] [stdout] 8133fd37b82573629aa088a0fe8fe04c825d480d5fa00b853c66ea095482bcef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "RUSTFLAGS=--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@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8d471eedd815dbcf7ea13c2579e3f6c9bd9c7088fb7c81fb389ed8efb197a38f
[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" "8d471eedd815dbcf7ea13c2579e3f6c9bd9c7088fb7c81fb389ed8efb197a38f", kill_on_drop: false }`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Checking semver-parser v0.7.0
[INFO] [stderr]    Compiling nu_plugin_inc v0.15.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling nu-source v0.15.0
[INFO] [stderr]    Compiling nu-errors v0.15.0
[INFO] [stderr]    Compiling nu-protocol v0.15.0
[INFO] [stderr]    Compiling nu-plugin v0.15.0
[INFO] [stderr]    Compiling nu-value-ext v0.15.0
[INFO] [stderr] error: failed to run custom build command for `nu-plugin v0.15.0`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/nu-plugin-26863d73e0c0b16c/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" "8d471eedd815dbcf7ea13c2579e3f6c9bd9c7088fb7c81fb389ed8efb197a38f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d471eedd815dbcf7ea13c2579e3f6c9bd9c7088fb7c81fb389ed8efb197a38f", kill_on_drop: false }`
[INFO] [stdout] 8d471eedd815dbcf7ea13c2579e3f6c9bd9c7088fb7c81fb389ed8efb197a38f