[INFO] fetching crate axe_fx_midi 0.1.0...
[INFO] testing axe_fx_midi-0.1.0 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate axe_fx_midi 0.1.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate axe_fx_midi 0.1.0 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded coremidi v0.3.1
[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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 822ef052074f961f2fee99f55a55a2760c041e852a9bab0cef70ddbe595689c6
[INFO] running `Command { std: "docker" "start" "-a" "822ef052074f961f2fee99f55a55a2760c041e852a9bab0cef70ddbe595689c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "822ef052074f961f2fee99f55a55a2760c041e852a9bab0cef70ddbe595689c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "822ef052074f961f2fee99f55a55a2760c041e852a9bab0cef70ddbe595689c6", kill_on_drop: false }`
[INFO] [stdout] 822ef052074f961f2fee99f55a55a2760c041e852a9bab0cef70ddbe595689c6
[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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 71a1adcef611a0132f0f0fd048a0e4d67a322aafdaead65a9c055a30d5214188
[INFO] running `Command { std: "docker" "start" "-a" "71a1adcef611a0132f0f0fd048a0e4d67a322aafdaead65a9c055a30d5214188", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling ascii v1.0.0
[INFO] [stderr]    Compiling axe_fx_midi v0.1.0 (/opt/rustwide/workdir)
[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]    = note: `#[warn(improper_ctypes_definitions)]` on by default
[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] 5  | |     Standard,
[INFO] [stdout] 6  | |     Ultra,
[INFO] [stdout] 7  | |     MFC101,
[INFO] [stdout] ...  |
[INFO] [stdout] 15 | |     III,
[INFO] [stdout] 16 | | }
[INFO] [stdout]    | |_^
[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] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.83s
[INFO] running `Command { std: "docker" "inspect" "71a1adcef611a0132f0f0fd048a0e4d67a322aafdaead65a9c055a30d5214188", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71a1adcef611a0132f0f0fd048a0e4d67a322aafdaead65a9c055a30d5214188", kill_on_drop: false }`
[INFO] [stdout] 71a1adcef611a0132f0f0fd048a0e4d67a322aafdaead65a9c055a30d5214188
[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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e692ddd7c1adf8475796e58114880c739ede9c23d8985e443ed314d001e95d1b
[INFO] running `Command { std: "docker" "start" "-a" "e692ddd7c1adf8475796e58114880c739ede9c23d8985e443ed314d001e95d1b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling core-foundation-sys v0.2.3
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling coremidi-sys v2.0.2
[INFO] [stderr]    Compiling ppv-lite86 v0.2.15
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stdout] error: native frameworks are only available on macOS targets
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `core-foundation-sys` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "e692ddd7c1adf8475796e58114880c739ede9c23d8985e443ed314d001e95d1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e692ddd7c1adf8475796e58114880c739ede9c23d8985e443ed314d001e95d1b", kill_on_drop: false }`
[INFO] [stdout] e692ddd7c1adf8475796e58114880c739ede9c23d8985e443ed314d001e95d1b