Avoid panic when analyze graph hits broken pipe #33288

Job	Run time
cargo fmt	17s
Determine changes	9s
mkdocs	3m 8s
pre-commit	38s
python package	1m 24s
benchmarks	5m 12s
cargo build (release)	6m 23s
cargo build (msrv)	3m 16s
cargo clippy	1m 55s
cargo fuzz	5m 8s
cargo shear	21s
cargo test (linux)	3m 54s
cargo test (wasm)	1m 31s
cargo test (windows)	9m 15s
test scripts	53s
formatter instabilities and black similarity	0s
test ruff-lsp	14s
ecosystem	8m 52s
Fuzz the parser	0s
	52m 30s

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