Fix IntervalDomain.top_of Z.Overflow for 63-bit bitfields
#1823
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sim642
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Nov 27, 2025
CHANGES: Functionally equivalent to Goblint in SV-COMP 2026. * Add sequential portfolio for SV-COMP (goblint/analyzer#1845, goblint/analyzer#1867, goblint/analyzer#1877). * Add struct bitfield support (goblint/analyzer#1739, goblint/analyzer#1823). * Improve bitwise operations for integer domains (goblint/analyzer#1739). * Reimplement HTML output in OCaml (goblint/analyzer#1752). * Remove YAML witness version 0.1 support (goblint/analyzer#1812, goblint/analyzer#1817, goblint/analyzer#1852, goblint/analyzer#1853, goblint/analyzer#1855). * Fix incorrect invariants in witnesses (goblint/analyzer#1818, goblint/analyzer#1876). * Simplify relational invariants in witnesses (goblint/analyzer#1826, goblint/analyzer#1871, goblint/analyzer#1873). * Fix argument types in Goblint stubs (goblint/analyzer#1684, goblint/analyzer#1814, goblint/analyzer#1779, goblint/analyzer#1820).
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Fixes a regression from PR #1739.
It didn't really regress correct results on sv-benchmarks, but just Intel TDX things from unknown to crash.
But the condition was wrong compared to other int domains.
Also adapts global initalizer logic to better keep track of locations for crashes.