[INFO] fetching crate nu_plugin_start 0.16.0...
[INFO] checking nu_plugin_start-0.16.0 against try#5fdfba63a96c5e8ae0ebf6b8b66853110277087d for pr-73166
[INFO] extracting crate nu_plugin_start 0.16.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate nu_plugin_start 0.16.0 on toolchain 5fdfba63a96c5e8ae0ebf6b8b66853110277087d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5fdfba63a96c5e8ae0ebf6b8b66853110277087d" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nu_plugin_start 0.16.0
[INFO] finished tweaking crates.io crate nu_plugin_start 0.16.0
[INFO] tweaked toml for crates.io crate nu_plugin_start 0.16.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate nu_plugin_start 0.16.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5fdfba63a96c5e8ae0ebf6b8b66853110277087d" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+5fdfba63a96c5e8ae0ebf6b8b66853110277087d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 881e2c4850cbedde5cbd55d09704f1ee3722f1b27b2b1cbf979d0f34bb1e929a
[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" "881e2c4850cbedde5cbd55d09704f1ee3722f1b27b2b1cbf979d0f34bb1e929a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "881e2c4850cbedde5cbd55d09704f1ee3722f1b27b2b1cbf979d0f34bb1e929a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "881e2c4850cbedde5cbd55d09704f1ee3722f1b27b2b1cbf979d0f34bb1e929a", kill_on_drop: false }`
[INFO] [stdout] 881e2c4850cbedde5cbd55d09704f1ee3722f1b27b2b1cbf979d0f34bb1e929a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+5fdfba63a96c5e8ae0ebf6b8b66853110277087d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 794d33df2074e0961e2848b636d7a185fb27f6cf4b537db47def552e53deb581
[INFO] running `Command { std: "docker" "start" "-a" "794d33df2074e0961e2848b636d7a185fb27f6cf4b537db47def552e53deb581", kill_on_drop: false }`
[INFO] [stderr]    Compiling typed-arena v1.7.0
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling termcolor v1.1.0
[INFO] [stderr]    Compiling linked-hash-map v0.5.3
[INFO] [stderr]    Compiling dtoa v0.4.6
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]     Checking tinyvec v0.3.3
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]     Checking open v1.4.0
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling nu-source v0.16.0
[INFO] [stderr]    Compiling nu-errors v0.16.0
[INFO] [stderr]    Compiling nu-protocol v0.16.0
[INFO] [stderr]    Compiling nu-plugin v0.16.0
[INFO] [stderr] error: failed to run custom build command for `nu-plugin v0.16.0`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/nu-plugin-0f64ae2d9cfb9c17/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" "794d33df2074e0961e2848b636d7a185fb27f6cf4b537db47def552e53deb581", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "794d33df2074e0961e2848b636d7a185fb27f6cf4b537db47def552e53deb581", kill_on_drop: false }`
[INFO] [stdout] 794d33df2074e0961e2848b636d7a185fb27f6cf4b537db47def552e53deb581