[INFO] fetching crate interoptopus_backend_csharp 0.14.0...
[INFO] testing interoptopus_backend_csharp-0.14.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate interoptopus_backend_csharp 0.14.0 into /workspace/builds/worker-23/source
[INFO] validating manifest of crates.io crate interoptopus_backend_csharp 0.14.0 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate interoptopus_backend_csharp 0.14.0
[INFO] finished tweaking crates.io crate interoptopus_backend_csharp 0.14.0
[INFO] tweaked toml for crates.io crate interoptopus_backend_csharp 0.14.0 written to /workspace/builds/worker-23/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 21d24a6a548e8d0f5aa61271e8f5b57e6fc269d10ebf850aa3e7817e64157969
[INFO] running `Command { std: "docker" "start" "-a" "21d24a6a548e8d0f5aa61271e8f5b57e6fc269d10ebf850aa3e7817e64157969", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "21d24a6a548e8d0f5aa61271e8f5b57e6fc269d10ebf850aa3e7817e64157969", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21d24a6a548e8d0f5aa61271e8f5b57e6fc269d10ebf850aa3e7817e64157969", kill_on_drop: false }`
[INFO] [stdout] 21d24a6a548e8d0f5aa61271e8f5b57e6fc269d10ebf850aa3e7817e64157969
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4c5ba27731bd519fbac967345b3495930ee1327c941b45437a5ed7da0eaa1a56
[INFO] running `Command { std: "docker" "start" "-a" "4c5ba27731bd519fbac967345b3495930ee1327c941b45437a5ed7da0eaa1a56", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling darling_core v0.13.1
[INFO] [stderr]    Compiling darling_macro v0.13.1
[INFO] [stderr]    Compiling darling v0.13.1
[INFO] [stderr]    Compiling interoptopus_proc v0.14.0
[INFO] [stderr]    Compiling interoptopus v0.14.0
[INFO] [stderr]    Compiling interoptopus_backend_csharp v0.14.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.71s
[INFO] running `Command { std: "docker" "inspect" "4c5ba27731bd519fbac967345b3495930ee1327c941b45437a5ed7da0eaa1a56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c5ba27731bd519fbac967345b3495930ee1327c941b45437a5ed7da0eaa1a56", kill_on_drop: false }`
[INFO] [stdout] 4c5ba27731bd519fbac967345b3495930ee1327c941b45437a5ed7da0eaa1a56
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] edc673383198f0f6317be29506426dac18fa6ba22d906b5a68640ed207bbc4e9
[INFO] running `Command { std: "docker" "start" "-a" "edc673383198f0f6317be29506426dac18fa6ba22d906b5a68640ed207bbc4e9", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling interoptopus_backend_csharp v0.14.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `interoptopus_reference_project`
[INFO] [stdout]   --> tests/backend_csharp_ui.rs:32:19
[INFO] [stdout]    |
[INFO] [stdout] 32 |     let library = interoptopus_reference_project::ffi_inventory();
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ use of undeclared crate or module `interoptopus_reference_project`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `interoptopus_reference_project`
[INFO] [stdout]   --> tests/backend_csharp_ui.rs:57:60
[INFO] [stdout]    |
[INFO] [stdout] 57 |         let mut generator = Generator::new(config.clone(), interoptopus_reference_project::ffi_inventory());
[INFO] [stdout]    |                                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ use of undeclared crate or module `interoptopus_reference_project`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[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_csharp` due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "edc673383198f0f6317be29506426dac18fa6ba22d906b5a68640ed207bbc4e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "edc673383198f0f6317be29506426dac18fa6ba22d906b5a68640ed207bbc4e9", kill_on_drop: false }`
[INFO] [stdout] edc673383198f0f6317be29506426dac18fa6ba22d906b5a68640ed207bbc4e9