[INFO] fetching crate conformal_vst_wrapper 0.3.7...
[INFO] testing conformal_vst_wrapper-0.3.7 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate conformal_vst_wrapper 0.3.7 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate conformal_vst_wrapper 0.3.7
[INFO] finished tweaking crates.io crate conformal_vst_wrapper 0.3.7
[INFO] tweaked toml for crates.io crate conformal_vst_wrapper 0.3.7 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate conformal_vst_wrapper 0.3.7 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate conformal_vst_wrapper 0.3.7 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-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 874ffeb4ee63cb87a16d2efc207a3bd81b3f6393827cbe431f59212bcfc6236e
[INFO] running `Command { std: "docker" "start" "-a" "874ffeb4ee63cb87a16d2efc207a3bd81b3f6393827cbe431f59212bcfc6236e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "874ffeb4ee63cb87a16d2efc207a3bd81b3f6393827cbe431f59212bcfc6236e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "874ffeb4ee63cb87a16d2efc207a3bd81b3f6393827cbe431f59212bcfc6236e", kill_on_drop: false }`
[INFO] [stdout] 874ffeb4ee63cb87a16d2efc207a3bd81b3f6393827cbe431f59212bcfc6236e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fa4e6c2456134218f8183c3212c76daaeea01c40214b658a13bfd2bc2f90d183
[INFO] running `Command { std: "docker" "start" "-a" "fa4e6c2456134218f8183c3212c76daaeea01c40214b658a13bfd2bc2f90d183", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.208
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling target-lexicon v0.12.16
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling version-compare v0.2.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling libc v0.2.157
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling futures-core v0.3.30
[INFO] [stderr]    Compiling thiserror v1.0.63
[INFO] [stderr]    Compiling futures-channel v0.3.30
[INFO] [stderr]    Compiling bitflags v2.6.0
[INFO] [stderr]    Compiling gio v0.18.4
[INFO] [stderr]    Compiling semver v1.0.23
[INFO] [stderr]    Compiling glob v0.3.1
[INFO] [stderr]    Compiling cfg-expr v0.15.8
[INFO] [stderr]    Compiling indexmap v2.4.0
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling clang-sys v1.8.1
[INFO] [stderr]    Compiling syn v2.0.75
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling memoffset v0.9.1
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling libloading v0.8.5
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling unicase v2.7.0
[INFO] [stderr]    Compiling x11 v2.21.0
[INFO] [stderr]    Compiling com-scrape v0.1.3
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling field-offset v0.3.6
[INFO] [stderr]    Compiling gtk v0.18.1
[INFO] [stderr]    Compiling x11-dl v2.21.0
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling serde_json v1.0.125
[INFO] [stderr]    Compiling mime_guess v2.0.5
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling bytes v1.7.1
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]    Compiling wry v0.40.1
[INFO] [stderr]    Compiling ryu v1.0.18
[INFO] [stderr]    Compiling rmp v0.8.14
[INFO] [stderr]    Compiling http v1.1.0
[INFO] [stderr]    Compiling com-scrape-types v0.1.1
[INFO] [stderr]    Compiling toml_datetime v0.6.3
[INFO] [stderr]    Compiling serde_spanned v0.6.7
[INFO] [stderr]    Compiling conformal_component v0.3.6
[INFO] [stderr]    Compiling toml_edit v0.20.2
[INFO] [stderr]    Compiling toml_edit v0.19.15
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling thiserror-impl v1.0.63
[INFO] [stderr]    Compiling serde_derive v1.0.208
[INFO] [stderr]    Compiling vst3-bindgen v0.2.2
[INFO] [stderr]    Compiling futures-util v0.3.30
[INFO] [stderr]    Compiling proc-macro-crate v1.3.1
[INFO] [stderr]    Compiling vst3 v0.1.2
[INFO] [stderr]    Compiling toml v0.8.2
[INFO] [stderr]    Compiling proc-macro-crate v2.0.2
[INFO] [stderr] error: failed to run custom build command for `vst3 v0.1.2`
[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/vst3-f59ce82d8f0bc895/build-script-build` (exit status: 1)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:rerun-if-env-changed=VST3_SDK_DIR
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr]   please provide a value for VST3_SDK_DIR
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "fa4e6c2456134218f8183c3212c76daaeea01c40214b658a13bfd2bc2f90d183", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa4e6c2456134218f8183c3212c76daaeea01c40214b658a13bfd2bc2f90d183", kill_on_drop: false }`
[INFO] [stdout] fa4e6c2456134218f8183c3212c76daaeea01c40214b658a13bfd2bc2f90d183