[INFO] cloning repository https://github.com/Ultimaker/CuraEngine_example_plugin_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Ultimaker/CuraEngine_example_plugin_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FUltimaker%2FCuraEngine_example_plugin_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FUltimaker%2FCuraEngine_example_plugin_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2a952cd72faadfadab72d1716e493f97527458c7
[INFO] documenting Ultimaker/CuraEngine_example_plugin_rust against 1.75.0 for beta-1.76-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FUltimaker%2FCuraEngine_example_plugin_rust" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Ultimaker/CuraEngine_example_plugin_rust on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Ultimaker/CuraEngine_example_plugin_rust
[INFO] finished tweaking git repo https://github.com/Ultimaker/CuraEngine_example_plugin_rust
[INFO] tweaked toml for git repo https://github.com/Ultimaker/CuraEngine_example_plugin_rust written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Ultimaker/CuraEngine_example_plugin_rust 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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/Ultimaker/curaengine_grpc_defintions.git`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1e48fd4837ed61a6e5376cc5ac8e21c7a99027228e24dc61ea23d1cb1618b943
[INFO] running `Command { std: "docker" "start" "-a" "1e48fd4837ed61a6e5376cc5ac8e21c7a99027228e24dc61ea23d1cb1618b943", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1e48fd4837ed61a6e5376cc5ac8e21c7a99027228e24dc61ea23d1cb1618b943", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e48fd4837ed61a6e5376cc5ac8e21c7a99027228e24dc61ea23d1cb1618b943", kill_on_drop: false }`
[INFO] [stdout] 1e48fd4837ed61a6e5376cc5ac8e21c7a99027228e24dc61ea23d1cb1618b943
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a21763cbbe4e4777ada0d986f7259b857bc66547007809aac968524d8a5733ab
[INFO] running `Command { std: "docker" "start" "-a" "a21763cbbe4e4777ada0d986f7259b857bc66547007809aac968524d8a5733ab", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.57
[INFO] [stderr]    Compiling quote v1.0.27
[INFO] [stderr]    Compiling libc v0.2.144
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]     Checking bytes v1.4.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling tokio v1.28.1
[INFO] [stderr]    Compiling anyhow v1.0.71
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]     Checking tracing-core v0.1.31
[INFO] [stderr]     Checking itoa v1.0.6
[INFO] [stderr]    Compiling io-lifetimes v1.0.10
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking http v0.2.9
[INFO] [stderr]     Checking futures-sink v0.3.28
[INFO] [stderr]    Compiling syn v2.0.16
[INFO] [stderr]     Checking socket2 v0.4.9
[INFO] [stderr]     Checking num_cpus v1.15.0
[INFO] [stderr]     Checking mio v0.8.6
[INFO] [stderr]    Compiling rustix v0.37.25
[INFO] [stderr]     Checking getrandom v0.2.9
[INFO] [stderr]    Compiling prettyplease v0.1.25
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling httparse v1.8.0
[INFO] [stderr]    Compiling linux-raw-sys v0.3.7
[INFO] [stderr]     Checking tower-service v0.3.2
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking http-body v0.4.5
[INFO] [stderr]     Checking try-lock v0.2.4
[INFO] [stderr]    Compiling fastrand v1.9.0
[INFO] [stderr]    Compiling fixedbitset v0.4.2
[INFO] [stderr]    Compiling async-trait v0.1.68
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling regex-syntax v0.7.1
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling which v4.4.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling petgraph v0.6.3
[INFO] [stderr]    Compiling axum-core v0.3.4
[INFO] [stderr]     Checking httpdate v1.0.2
[INFO] [stderr]     Checking tower-layer v0.3.2
[INFO] [stderr]    Compiling multimap v0.8.3
[INFO] [stderr]    Compiling serde v1.0.163
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling axum v0.6.18
[INFO] [stderr]     Checking mime v0.3.17
[INFO] [stderr]     Checking percent-encoding v2.2.0
[INFO] [stderr]     Checking sync_wrapper v0.1.2
[INFO] [stderr]    Compiling regex v1.8.1
[INFO] [stderr]     Checking matchit v0.7.0
[INFO] [stderr]     Checking base64 v0.21.0
[INFO] [stderr]    Compiling tempfile v3.5.0
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.24
[INFO] [stderr]    Compiling pin-project-internal v1.1.0
[INFO] [stderr]    Compiling prost-derive v0.11.9
[INFO] [stderr]     Checking pin-project v1.1.0
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]    Compiling prost v0.11.9
[INFO] [stderr]    Compiling prost-types v0.11.9
[INFO] [stderr]    Compiling prost-build v0.11.9
[INFO] [stderr]    Compiling tonic-build v0.9.2
[INFO] [stderr]     Checking tokio-util v0.7.8
[INFO] [stderr]     Checking tokio-io-timeout v1.2.0
[INFO] [stderr]     Checking tokio-stream v0.1.14
[INFO] [stderr]    Compiling curaengine_grpc_defintions v0.0.1 (https://github.com/Ultimaker/curaengine_grpc_defintions.git?rev=5e85606e1924428f1c527bcf240192f80355220a#5e85606e)
[INFO] [stderr]     Checking h2 v0.3.19
[INFO] [stderr]     Checking tower v0.4.13
[INFO] [stderr] error: failed to run custom build command for `curaengine_grpc_defintions v0.0.1 (https://github.com/Ultimaker/curaengine_grpc_defintions.git?rev=5e85606e1924428f1c527bcf240192f80355220a#5e85606e)`
[INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_DEV_BUILD_OVERRIDE_DEBUG=true environment variable to enable debug information generation.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/curaengine_grpc_defintions-5c5e1e5a291f6eaa/build-script-build` (exit status: 1)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:rerun-if-changed=cura/plugins/slots/comb/v0/comb.proto
[INFO] [stderr]   cargo:rerun-if-changed=cura/plugins/slots/infill/v0/infill.proto
[INFO] [stderr]   cargo:rerun-if-changed=cura/plugins/slots/overhang_areas/v0/overhang_areas.proto
[INFO] [stderr]   cargo:rerun-if-changed=cura/plugins/slots/platform_adhesion/v0/platform_adhesion.proto
[INFO] [stderr]   cargo:rerun-if-changed=cura/plugins/slots/postprocess/v0/postprocess.proto
[INFO] [stderr]   cargo:rerun-if-changed=cura/plugins/slots/simplify/v0/simplify.proto
[INFO] [stderr]   cargo:rerun-if-changed=cura/plugins/slots/skin/v0/skin.proto
[INFO] [stderr]   cargo:rerun-if-changed=cura/plugins/slots/slice/v0/slice.proto
[INFO] [stderr]   cargo:rerun-if-changed=cura/plugins/slots/wall_toolpaths/v0/wall_toolpaths.proto
[INFO] [stderr]   cargo:rerun-if-changed=cura/plugins/v0/broadcast_slots.proto
[INFO] [stderr]   cargo:rerun-if-changed=cura/plugins/v0/cura.proto
[INFO] [stderr]   cargo:rerun-if-changed=cura/plugins/v0/layers.proto
[INFO] [stderr]   cargo:rerun-if-changed=cura/plugins/v0/mesh.proto
[INFO] [stderr]   cargo:rerun-if-changed=cura/plugins/v0/polygons.proto
[INFO] [stderr]   cargo:rerun-if-changed=cura/plugins/v0/slot_id.proto
[INFO] [stderr]   cargo:rerun-if-changed=cura/plugins/v0/toolpaths.proto
[INFO] [stderr]   cargo:rerun-if-changed=./
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr]   Error: Custom { kind: Other, error: "protoc failed: cura/plugins/v0/cura.proto: This file contains proto3 optional fields, but --experimental_allow_proto3_optional was not set.\n" }
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "a21763cbbe4e4777ada0d986f7259b857bc66547007809aac968524d8a5733ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a21763cbbe4e4777ada0d986f7259b857bc66547007809aac968524d8a5733ab", kill_on_drop: false }`
[INFO] [stdout] a21763cbbe4e4777ada0d986f7259b857bc66547007809aac968524d8a5733ab
[INFO] documenting Ultimaker/CuraEngine_example_plugin_rust against beta-2023-12-22 for beta-1.76-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FUltimaker%2FCuraEngine_example_plugin_rust" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Ultimaker/CuraEngine_example_plugin_rust on toolchain beta-2023-12-22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Ultimaker/CuraEngine_example_plugin_rust
[INFO] finished tweaking git repo https://github.com/Ultimaker/CuraEngine_example_plugin_rust
[INFO] tweaked toml for git repo https://github.com/Ultimaker/CuraEngine_example_plugin_rust written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Ultimaker/CuraEngine_example_plugin_rust 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" "+beta-2023-12-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 32ad2ca3b1990275caef825cf2e00a843e12f48c658c289b690ef6aafad73ac3
[INFO] running `Command { std: "docker" "start" "-a" "32ad2ca3b1990275caef825cf2e00a843e12f48c658c289b690ef6aafad73ac3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "32ad2ca3b1990275caef825cf2e00a843e12f48c658c289b690ef6aafad73ac3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32ad2ca3b1990275caef825cf2e00a843e12f48c658c289b690ef6aafad73ac3", kill_on_drop: false }`
[INFO] [stdout] 32ad2ca3b1990275caef825cf2e00a843e12f48c658c289b690ef6aafad73ac3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 85dad74ca4ca6a75df9deae097b5e68253977c144e170945317fae2a88f47071
[INFO] running `Command { std: "docker" "start" "-a" "85dad74ca4ca6a75df9deae097b5e68253977c144e170945317fae2a88f47071", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.57
[INFO] [stderr]    Compiling quote v1.0.27
[INFO] [stderr]    Compiling libc v0.2.144
[INFO] [stderr]     Checking bytes v1.4.0
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling tokio v1.28.1
[INFO] [stderr]    Compiling anyhow v1.0.71
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]     Checking tracing-core v0.1.31
[INFO] [stderr]     Checking itoa v1.0.6
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]    Compiling io-lifetimes v1.0.10
[INFO] [stderr]     Checking http v0.2.9
[INFO] [stderr]    Compiling syn v2.0.16
[INFO] [stderr]     Checking num_cpus v1.15.0
[INFO] [stderr]     Checking socket2 v0.4.9
[INFO] [stderr]     Checking mio v0.8.6
[INFO] [stderr]     Checking futures-sink v0.3.28
[INFO] [stderr]    Compiling rustix v0.37.25
[INFO] [stderr]     Checking getrandom v0.2.9
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling prettyplease v0.1.25
[INFO] [stderr]     Checking tower-service v0.3.2
[INFO] [stderr]    Compiling httparse v1.8.0
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]    Compiling linux-raw-sys v0.3.7
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking http-body v0.4.5
[INFO] [stderr]     Checking try-lock v0.2.4
[INFO] [stderr]    Compiling async-trait v0.1.68
[INFO] [stderr]    Compiling fixedbitset v0.4.2
[INFO] [stderr]    Compiling fastrand v1.9.0
[INFO] [stderr]    Compiling regex-syntax v0.7.1
[INFO] [stderr]    Compiling petgraph v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling which v4.4.0
[INFO] [stderr]    Compiling axum-core v0.3.4
[INFO] [stderr]    Compiling multimap v0.8.3
[INFO] [stderr]    Compiling serde v1.0.163
[INFO] [stderr]     Checking httpdate v1.0.2
[INFO] [stderr]     Checking tower-layer v0.3.2
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling axum v0.6.18
[INFO] [stderr]     Checking mime v0.3.17
[INFO] [stderr]     Checking sync_wrapper v0.1.2
[INFO] [stderr]     Checking matchit v0.7.0
[INFO] [stderr]     Checking percent-encoding v2.2.0
[INFO] [stderr]    Compiling regex v1.8.1
[INFO] [stderr]     Checking base64 v0.21.0
[INFO] [stderr]    Compiling tempfile v3.5.0
[INFO] [stderr]    Compiling prost-derive v0.11.9
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.24
[INFO] [stderr]    Compiling pin-project-internal v1.1.0
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]     Checking pin-project v1.1.0
[INFO] [stderr]    Compiling prost v0.11.9
[INFO] [stderr]    Compiling prost-types v0.11.9
[INFO] [stderr]    Compiling prost-build v0.11.9
[INFO] [stderr]    Compiling tonic-build v0.9.2
[INFO] [stderr]     Checking tokio-util v0.7.8
[INFO] [stderr]     Checking tokio-io-timeout v1.2.0
[INFO] [stderr]     Checking tokio-stream v0.1.14
[INFO] [stderr]    Compiling curaengine_grpc_defintions v0.0.1 (https://github.com/Ultimaker/curaengine_grpc_defintions.git?rev=5e85606e1924428f1c527bcf240192f80355220a#5e85606e)
[INFO] [stderr]     Checking h2 v0.3.19
[INFO] [stderr]     Checking tower v0.4.13
[INFO] [stderr] error: failed to run custom build command for `curaengine_grpc_defintions v0.0.1 (https://github.com/Ultimaker/curaengine_grpc_defintions.git?rev=5e85606e1924428f1c527bcf240192f80355220a#5e85606e)`
[INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_DEV_BUILD_OVERRIDE_DEBUG=true environment variable to enable debug information generation.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/curaengine_grpc_defintions-64413172bf0d257f/build-script-build` (exit status: 1)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:rerun-if-changed=cura/plugins/slots/comb/v0/comb.proto
[INFO] [stderr]   cargo:rerun-if-changed=cura/plugins/slots/infill/v0/infill.proto
[INFO] [stderr]   cargo:rerun-if-changed=cura/plugins/slots/overhang_areas/v0/overhang_areas.proto
[INFO] [stderr]   cargo:rerun-if-changed=cura/plugins/slots/platform_adhesion/v0/platform_adhesion.proto
[INFO] [stderr]   cargo:rerun-if-changed=cura/plugins/slots/postprocess/v0/postprocess.proto
[INFO] [stderr]   cargo:rerun-if-changed=cura/plugins/slots/simplify/v0/simplify.proto
[INFO] [stderr]   cargo:rerun-if-changed=cura/plugins/slots/skin/v0/skin.proto
[INFO] [stderr]   cargo:rerun-if-changed=cura/plugins/slots/slice/v0/slice.proto
[INFO] [stderr]   cargo:rerun-if-changed=cura/plugins/slots/wall_toolpaths/v0/wall_toolpaths.proto
[INFO] [stderr]   cargo:rerun-if-changed=cura/plugins/v0/broadcast_slots.proto
[INFO] [stderr]   cargo:rerun-if-changed=cura/plugins/v0/cura.proto
[INFO] [stderr]   cargo:rerun-if-changed=cura/plugins/v0/layers.proto
[INFO] [stderr]   cargo:rerun-if-changed=cura/plugins/v0/mesh.proto
[INFO] [stderr]   cargo:rerun-if-changed=cura/plugins/v0/polygons.proto
[INFO] [stderr]   cargo:rerun-if-changed=cura/plugins/v0/slot_id.proto
[INFO] [stderr]   cargo:rerun-if-changed=cura/plugins/v0/toolpaths.proto
[INFO] [stderr]   cargo:rerun-if-changed=./
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr]   Error: Custom { kind: Other, error: "protoc failed: cura/plugins/v0/cura.proto: This file contains proto3 optional fields, but --experimental_allow_proto3_optional was not set.\n" }
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "85dad74ca4ca6a75df9deae097b5e68253977c144e170945317fae2a88f47071", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85dad74ca4ca6a75df9deae097b5e68253977c144e170945317fae2a88f47071", kill_on_drop: false }`
[INFO] [stdout] 85dad74ca4ca6a75df9deae097b5e68253977c144e170945317fae2a88f47071
