[INFO] fetching crate axe_fx_midi 0.1.0...
[INFO] checking axe_fx_midi-0.1.0 against master#c2f2db79ca3024f68d22b45aa22b570775c2c4ad for pr-124157
[INFO] extracting crate axe_fx_midi 0.1.0 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate axe_fx_midi 0.1.0 on toolchain c2f2db79ca3024f68d22b45aa22b570775c2c4ad
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate axe_fx_midi 0.1.0
[INFO] finished tweaking crates.io crate axe_fx_midi 0.1.0
[INFO] tweaked toml for crates.io crate axe_fx_midi 0.1.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 20 packages to latest compatible versions
[INFO] [stderr]       Adding core-foundation v0.2.3 (latest: v0.9.4)
[INFO] [stderr]       Adding core-foundation-sys v0.2.3 (latest: v0.8.6)
[INFO] [stderr]       Adding coremidi v0.3.1 (latest: v0.8.0)
[INFO] [stderr]       Adding coremidi-sys v2.0.2 (latest: v3.1.0)
[INFO] [stderr]       Adding getrandom v0.1.16 (latest: v0.2.14)
[INFO] [stderr]       Adding rand v0.7.3 (latest: v0.8.5)
[INFO] [stderr]       Adding rand_chacha v0.2.2 (latest: v0.3.1)
[INFO] [stderr]       Adding rand_core v0.5.1 (latest: v0.6.4)
[INFO] [stderr]       Adding rand_hc v0.2.0 (latest: v0.3.2)
[INFO] [stderr]       Adding time v0.1.45 (latest: v0.3.36)
[INFO] [stderr]       Adding wasi v0.9.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[INFO] [stderr]       Adding wasi v0.10.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded coremidi-sys v2.0.2
[INFO] [stderr]   Downloaded core-foundation v0.2.3
[INFO] [stderr]   Downloaded coremidi v0.3.1
[INFO] [stderr]   Downloaded ascii v1.1.0
[INFO] [stderr]   Downloaded core-foundation-sys v0.2.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 17a6a3b0d34b6b8dee262738e62cf862dd2573eec08a08e571f984e98e93a338
[INFO] running `Command { std: "docker" "start" "-a" "17a6a3b0d34b6b8dee262738e62cf862dd2573eec08a08e571f984e98e93a338", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "17a6a3b0d34b6b8dee262738e62cf862dd2573eec08a08e571f984e98e93a338", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17a6a3b0d34b6b8dee262738e62cf862dd2573eec08a08e571f984e98e93a338", kill_on_drop: false }`
[INFO] [stdout] 17a6a3b0d34b6b8dee262738e62cf862dd2573eec08a08e571f984e98e93a338
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=forbid" "-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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7ecc21e2b01ccbb7a8bd74acf3ef43840c6113f2424081a1c97e7582e9d9a0b0
[INFO] running `Command { std: "docker" "start" "-a" "7ecc21e2b01ccbb7a8bd74acf3ef43840c6113f2424081a1c97e7582e9d9a0b0", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling core-foundation-sys v0.2.3
[INFO] [stderr]    Compiling coremidi-sys v2.0.2
[INFO] [stderr]     Checking ascii v1.1.0
[INFO] [stderr]     Checking axe_fx_midi v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: library kind `framework` is only supported on Apple targets
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `FractalModel`, which is not FFI-safe
[INFO] [stdout]   --> src/lib.rs:63:44
[INFO] [stdout]    |
[INFO] [stdout] 63 | pub extern "C" fn get_preset_number(model: FractalModel) -> MidiMessage {
[INFO] [stdout]    |                                            ^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]`, `#[repr(transparent)]`, or integer `#[repr(...)]` attribute to this enum
[INFO] [stdout]    = note: enum has no representation hint
[INFO] [stdout] note: the type is defined here
[INFO] [stdout]   --> src/parse.rs:4:1
[INFO] [stdout]    |
[INFO] [stdout] 4  | pub enum FractalModel {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `Vec<u8>`, which is not FFI-safe
[INFO] [stdout]   --> src/lib.rs:63:61
[INFO] [stdout]    |
[INFO] [stdout] 63 | pub extern "C" fn get_preset_number(model: FractalModel) -> MidiMessage {
[INFO] [stdout]    |                                                             ^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `core-foundation-sys` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "7ecc21e2b01ccbb7a8bd74acf3ef43840c6113f2424081a1c97e7582e9d9a0b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ecc21e2b01ccbb7a8bd74acf3ef43840c6113f2424081a1c97e7582e9d9a0b0", kill_on_drop: false }`
[INFO] [stdout] 7ecc21e2b01ccbb7a8bd74acf3ef43840c6113f2424081a1c97e7582e9d9a0b0
