[INFO] cloning repository https://github.com/mizyoukan/mandelbrot-wasm-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mizyoukan/mandelbrot-wasm-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmizyoukan%2Fmandelbrot-wasm-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmizyoukan%2Fmandelbrot-wasm-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6e87c4ca73e7b17b1407c604bc5c0cc16871d3c2
[INFO] checking mizyoukan/mandelbrot-wasm-rs against 40527f3e444fde1deb361751bdef9b9e11d1b971+rustflags=--cfg crater_hack --force-warn invalid-c-variadic-arguments for pr-162478
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmizyoukan%2Fmandelbrot-wasm-rs" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/mizyoukan/mandelbrot-wasm-rs
[INFO] finished tweaking git repo https://github.com/mizyoukan/mandelbrot-wasm-rs
[INFO] tweaked toml for git repo https://github.com/mizyoukan/mandelbrot-wasm-rs written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mizyoukan/mandelbrot-wasm-rs on toolchain 40527f3e444fde1deb361751bdef9b9e11d1b971
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/mizyoukan/mandelbrot-wasm-rs 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" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `mandelbrot-wasm-rs` (manifest) generated 1 warning
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] e94f575ac6cb43106dbe4f6db4fac895910cc9a91c6ebd2c6a499a1d584b91cb
[INFO] running `Command { std: "docker" "start" "e94f575ac6cb43106dbe4f6db4fac895910cc9a91c6ebd2c6a499a1d584b91cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e94f575ac6cb43106dbe4f6db4fac895910cc9a91c6ebd2c6a499a1d584b91cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "e94f575ac6cb43106dbe4f6db4fac895910cc9a91c6ebd2c6a499a1d584b91cb" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e94f575ac6cb43106dbe4f6db4fac895910cc9a91c6ebd2c6a499a1d584b91cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid --cfg crater_hack --force-warn invalid-c-variadic-arguments" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "e94f575ac6cb43106dbe4f6db4fac895910cc9a91c6ebd2c6a499a1d584b91cb" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `mandelbrot-wasm-rs` (manifest) generated 1 warning
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]     Checking num-traits v0.2.0
[INFO] [stderr]     Checking serde v1.0.27
[INFO] [stderr]     Checking dtoa v0.4.2
[INFO] [stderr]     Checking itoa v0.3.4
[INFO] [stderr]    Compiling stdweb v0.4.0 (https://github.com/koute/stdweb?rev=c9cbbcd#c9cbbcd4)
[INFO] [stderr]    Compiling proc-macro2 v0.2.3
[INFO] [stderr]     Checking futures v0.1.18
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling quote v0.4.2
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking num-complex v0.1.42
[INFO] [stderr]    Compiling syn v0.12.13
[INFO] [stderr]    Compiling serde_derive_internals v0.19.0
[INFO] [stderr]    Compiling serde_derive v1.0.27
[INFO] [stderr]     Checking serde_json v1.0.9
[INFO] [stderr]    Compiling stdweb-derive v0.4.0 (https://github.com/koute/stdweb?rev=c9cbbcd#c9cbbcd4)
[INFO] [stdout] error: CRATER ERROR: C-variadic argument with type `extern "C" fn(*mut F)`.
[INFO] [stdout]   --> /opt/rustwide/cargo-home/git/checkouts/stdweb-2af41691d8789609/c9cbbcd/src/webapi/window_or_worker.rs:30:36
[INFO] [stdout]    |
[INFO] [stdout] 30 |         ", self.as_ref().as_raw(), funcall_adapter::< F > as extern fn( *mut F ), callback, timeout );
[INFO] [stdout]    |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `extern "C" fn(*mut F)` does not implement `VaArgSafe`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/git/checkouts/stdweb-2af41691d8789609/c9cbbcd/src/webapi/window_or_worker.rs:30:36
[INFO] [stdout]    |
[INFO] [stdout] 30 |         ", self.as_ref().as_raw(), funcall_adapter::< F > as extern fn( *mut F ), callback, timeout );
[INFO] [stdout]    |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: values passed as C-variadic arguments must implement `core::ffi::VaArgSafe`
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #162483 <https://github.com/rust-lang/rust/issues/162483>
[INFO] [stdout]    = note: requested on the command line with `--force-warn invalid-c-variadic-arguments`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `stdweb` (lib) due to 1 previous error; 2202 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "e94f575ac6cb43106dbe4f6db4fac895910cc9a91c6ebd2c6a499a1d584b91cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e94f575ac6cb43106dbe4f6db4fac895910cc9a91c6ebd2c6a499a1d584b91cb", kill_on_drop: false }`
[INFO] [stdout] e94f575ac6cb43106dbe4f6db4fac895910cc9a91c6ebd2c6a499a1d584b91cb