[INFO] fetching crate interoptopus_backend_cpython_cffi 0.13.8...
[INFO] testing interoptopus_backend_cpython_cffi-0.13.8 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] extracting crate interoptopus_backend_cpython_cffi 0.13.8 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate interoptopus_backend_cpython_cffi 0.13.8 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate interoptopus_backend_cpython_cffi 0.13.8
[INFO] finished tweaking crates.io crate interoptopus_backend_cpython_cffi 0.13.8
[INFO] tweaked toml for crates.io crate interoptopus_backend_cpython_cffi 0.13.8 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded interoptopus_backend_c v0.13.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fba9d630cb5e346cd126b02b25db9dd67ab545074c7f07965592cd3772f63f43
[INFO] running `Command { std: "docker" "start" "-a" "fba9d630cb5e346cd126b02b25db9dd67ab545074c7f07965592cd3772f63f43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fba9d630cb5e346cd126b02b25db9dd67ab545074c7f07965592cd3772f63f43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fba9d630cb5e346cd126b02b25db9dd67ab545074c7f07965592cd3772f63f43", kill_on_drop: false }`
[INFO] [stdout] fba9d630cb5e346cd126b02b25db9dd67ab545074c7f07965592cd3772f63f43
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8949c7ec0a33b28e455d5885756ae3a3ef605ecdf4c6f2bdde89fd85b1ba689c
[INFO] running `Command { std: "docker" "start" "-a" "8949c7ec0a33b28e455d5885756ae3a3ef605ecdf4c6f2bdde89fd85b1ba689c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling darling_core v0.13.0
[INFO] [stderr]    Compiling darling_macro v0.13.0
[INFO] [stderr]    Compiling darling v0.13.0
[INFO] [stderr]    Compiling interoptopus_proc v0.13.10
[INFO] [stderr]    Compiling interoptopus v0.13.8
[INFO] [stderr]    Compiling interoptopus_backend_c v0.13.8
[INFO] [stderr]    Compiling interoptopus_backend_cpython_cffi v0.13.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.46s
[INFO] running `Command { std: "docker" "inspect" "8949c7ec0a33b28e455d5885756ae3a3ef605ecdf4c6f2bdde89fd85b1ba689c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8949c7ec0a33b28e455d5885756ae3a3ef605ecdf4c6f2bdde89fd85b1ba689c", kill_on_drop: false }`
[INFO] [stdout] 8949c7ec0a33b28e455d5885756ae3a3ef605ecdf4c6f2bdde89fd85b1ba689c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 05833f4c251b59e3f4bf07cd5b85f9670bb7f49499c9d722704fc34ec7419f0c
[INFO] running `Command { std: "docker" "start" "-a" "05833f4c251b59e3f4bf07cd5b85f9670bb7f49499c9d722704fc34ec7419f0c", kill_on_drop: false }`
[INFO] [stderr]    Compiling interoptopus_backend_cpython_cffi v0.13.8 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `interoptopus_reference_project`
[INFO] [stdout]  --> tests/backend_cpython_cffi_ui.rs:8:39
[INFO] [stdout]   |
[INFO] [stdout] 8 |     Generator::new(Config::default(), interoptopus_reference_project::ffi_inventory()).write_file(output)
[INFO] [stdout]   |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ use of undeclared crate or module `interoptopus_reference_project`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `interoptopus_backend_cpython_cffi` 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" "05833f4c251b59e3f4bf07cd5b85f9670bb7f49499c9d722704fc34ec7419f0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05833f4c251b59e3f4bf07cd5b85f9670bb7f49499c9d722704fc34ec7419f0c", kill_on_drop: false }`
[INFO] [stdout] 05833f4c251b59e3f4bf07cd5b85f9670bb7f49499c9d722704fc34ec7419f0c