./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test1-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version c00e63dc Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test1-2.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 60f6803c5e3744d9299e1af81cd011414f5ac623b556345642fa85a1d93686e4 --- Real Ultimate output --- This is Ultimate 0.3.0-?-c00e63d-m [2025-02-06 18:15:41,015 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-06 18:15:41,059 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2025-02-06 18:15:41,063 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-06 18:15:41,063 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-06 18:15:41,082 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-06 18:15:41,083 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-06 18:15:41,083 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-06 18:15:41,083 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-06 18:15:41,083 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-06 18:15:41,083 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-06 18:15:41,083 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-06 18:15:41,083 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-06 18:15:41,084 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-06 18:15:41,084 INFO L153 SettingsManager]: * Use SBE=true [2025-02-06 18:15:41,084 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-06 18:15:41,084 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-06 18:15:41,084 INFO L153 SettingsManager]: * sizeof long=4 [2025-02-06 18:15:41,084 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-06 18:15:41,084 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-02-06 18:15:41,084 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-06 18:15:41,084 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-06 18:15:41,084 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-06 18:15:41,084 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-06 18:15:41,085 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2025-02-06 18:15:41,085 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-02-06 18:15:41,085 INFO L153 SettingsManager]: * sizeof long double=12 [2025-02-06 18:15:41,085 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-06 18:15:41,085 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-06 18:15:41,085 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-06 18:15:41,085 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-06 18:15:41,085 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-06 18:15:41,085 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-06 18:15:41,085 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-06 18:15:41,085 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-06 18:15:41,085 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-06 18:15:41,086 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-06 18:15:41,086 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-06 18:15:41,086 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-06 18:15:41,086 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-06 18:15:41,086 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-02-06 18:15:41,086 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-06 18:15:41,086 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-06 18:15:41,086 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-06 18:15:41,086 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-06 18:15:41,086 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 60f6803c5e3744d9299e1af81cd011414f5ac623b556345642fa85a1d93686e4 [2025-02-06 18:15:41,302 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-06 18:15:41,310 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-06 18:15:41,314 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-06 18:15:41,315 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-06 18:15:41,315 INFO L274 PluginConnector]: CDTParser initialized [2025-02-06 18:15:41,317 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test1-2.i [2025-02-06 18:15:42,514 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/3fe9ab428/5237d0f76cb7407d9370ec964f10f7e5/FLAG24064b240 [2025-02-06 18:15:42,861 INFO L384 CDTParser]: Found 1 translation units. [2025-02-06 18:15:42,864 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test1-2.i [2025-02-06 18:15:42,880 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/3fe9ab428/5237d0f76cb7407d9370ec964f10f7e5/FLAG24064b240 [2025-02-06 18:15:42,896 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/3fe9ab428/5237d0f76cb7407d9370ec964f10f7e5 [2025-02-06 18:15:42,898 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-06 18:15:42,901 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-06 18:15:42,902 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-06 18:15:42,902 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-06 18:15:42,906 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-06 18:15:42,907 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.02 06:15:42" (1/1) ... [2025-02-06 18:15:42,908 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47818d6c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 06:15:42, skipping insertion in model container [2025-02-06 18:15:42,908 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.02 06:15:42" (1/1) ... [2025-02-06 18:15:42,944 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-06 18:15:43,341 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-06 18:15:43,354 INFO L200 MainTranslator]: Completed pre-run [2025-02-06 18:15:43,412 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-06 18:15:43,440 INFO L204 MainTranslator]: Completed translation [2025-02-06 18:15:43,440 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 06:15:43 WrapperNode [2025-02-06 18:15:43,441 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-06 18:15:43,441 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-06 18:15:43,442 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-06 18:15:43,442 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-06 18:15:43,447 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 06:15:43" (1/1) ... [2025-02-06 18:15:43,467 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 06:15:43" (1/1) ... [2025-02-06 18:15:43,501 INFO L138 Inliner]: procedures = 176, calls = 231, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 982 [2025-02-06 18:15:43,502 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-06 18:15:43,502 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-06 18:15:43,502 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-06 18:15:43,502 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-06 18:15:43,508 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 06:15:43" (1/1) ... [2025-02-06 18:15:43,509 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 06:15:43" (1/1) ... [2025-02-06 18:15:43,522 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 06:15:43" (1/1) ... [2025-02-06 18:15:43,574 INFO L175 MemorySlicer]: Split 206 memory accesses to 2 slices as follows [2, 204]. 99 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0]. The 50 writes are split as follows [0, 50]. [2025-02-06 18:15:43,574 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 06:15:43" (1/1) ... [2025-02-06 18:15:43,575 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 06:15:43" (1/1) ... [2025-02-06 18:15:43,605 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 06:15:43" (1/1) ... [2025-02-06 18:15:43,607 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 06:15:43" (1/1) ... [2025-02-06 18:15:43,610 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 06:15:43" (1/1) ... [2025-02-06 18:15:43,612 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 06:15:43" (1/1) ... [2025-02-06 18:15:43,617 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-06 18:15:43,618 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-06 18:15:43,618 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-06 18:15:43,618 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-06 18:15:43,619 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 06:15:43" (1/1) ... [2025-02-06 18:15:43,627 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-06 18:15:43,637 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 18:15:43,652 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-02-06 18:15:43,655 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-02-06 18:15:43,673 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-02-06 18:15:43,673 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-02-06 18:15:43,673 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2025-02-06 18:15:43,673 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2025-02-06 18:15:43,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-02-06 18:15:43,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-02-06 18:15:43,674 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2025-02-06 18:15:43,674 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2025-02-06 18:15:43,674 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2025-02-06 18:15:43,674 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2025-02-06 18:15:43,674 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-02-06 18:15:43,674 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-06 18:15:43,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-02-06 18:15:43,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-02-06 18:15:43,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-02-06 18:15:43,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-02-06 18:15:43,675 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-02-06 18:15:43,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-02-06 18:15:43,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-02-06 18:15:43,676 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-06 18:15:43,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-06 18:15:43,825 INFO L257 CfgBuilder]: Building ICFG [2025-02-06 18:15:43,827 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-06 18:15:44,787 INFO L? ?]: Removed 236 outVars from TransFormulas that were not future-live. [2025-02-06 18:15:44,788 INFO L308 CfgBuilder]: Performing block encoding [2025-02-06 18:15:44,811 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-06 18:15:44,811 INFO L337 CfgBuilder]: Removed 1 assume(true) statements. [2025-02-06 18:15:44,812 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 06:15:44 BoogieIcfgContainer [2025-02-06 18:15:44,812 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-06 18:15:44,813 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-06 18:15:44,814 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-06 18:15:44,817 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-06 18:15:44,817 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.02 06:15:42" (1/3) ... [2025-02-06 18:15:44,817 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@105c2de0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.02 06:15:44, skipping insertion in model container [2025-02-06 18:15:44,818 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 06:15:43" (2/3) ... [2025-02-06 18:15:44,818 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@105c2de0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.02 06:15:44, skipping insertion in model container [2025-02-06 18:15:44,818 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 06:15:44" (3/3) ... [2025-02-06 18:15:44,819 INFO L128 eAbstractionObserver]: Analyzing ICFG uthash_JEN_test1-2.i [2025-02-06 18:15:44,828 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-06 18:15:44,831 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG uthash_JEN_test1-2.i that has 4 procedures, 279 locations, 1 initial locations, 25 loop locations, and 6 error locations. [2025-02-06 18:15:44,876 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-06 18:15:44,885 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@56a32eb3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-06 18:15:44,885 INFO L334 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2025-02-06 18:15:44,888 INFO L276 IsEmpty]: Start isEmpty. Operand has 275 states, 253 states have (on average 1.6205533596837944) internal successors, (410), 269 states have internal predecessors, (410), 13 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 4 states have call predecessors, (13), 13 states have call successors, (13) [2025-02-06 18:15:44,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2025-02-06 18:15:44,895 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 18:15:44,896 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2025-02-06 18:15:44,896 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2025-02-06 18:15:44,899 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 18:15:44,899 INFO L85 PathProgramCache]: Analyzing trace with hash 478692674, now seen corresponding path program 1 times [2025-02-06 18:15:44,904 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 18:15:44,904 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1609706543] [2025-02-06 18:15:44,904 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 18:15:44,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 18:15:44,959 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 5 statements into 1 equivalence classes. [2025-02-06 18:15:44,965 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 5 of 5 statements. [2025-02-06 18:15:44,965 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 18:15:44,965 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 18:15:45,021 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-06 18:15:45,021 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 18:15:45,022 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1609706543] [2025-02-06 18:15:45,022 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1609706543] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 18:15:45,022 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 18:15:45,022 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-02-06 18:15:45,023 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [871178151] [2025-02-06 18:15:45,024 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 18:15:45,026 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-06 18:15:45,027 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 18:15:45,040 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-06 18:15:45,041 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 18:15:45,043 INFO L87 Difference]: Start difference. First operand has 275 states, 253 states have (on average 1.6205533596837944) internal successors, (410), 269 states have internal predecessors, (410), 13 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 4 states have call predecessors, (13), 13 states have call successors, (13) Second operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-06 18:15:45,205 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 18:15:45,206 INFO L93 Difference]: Finished difference Result 740 states and 1194 transitions. [2025-02-06 18:15:45,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-06 18:15:45,208 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 5 [2025-02-06 18:15:45,208 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 18:15:45,218 INFO L225 Difference]: With dead ends: 740 [2025-02-06 18:15:45,218 INFO L226 Difference]: Without dead ends: 430 [2025-02-06 18:15:45,224 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 18:15:45,226 INFO L435 NwaCegarLoop]: 404 mSDtfsCounter, 274 mSDsluCounter, 360 mSDsCounter, 0 mSdLazyCounter, 63 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 277 SdHoareTripleChecker+Valid, 764 SdHoareTripleChecker+Invalid, 64 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 63 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-02-06 18:15:45,229 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [277 Valid, 764 Invalid, 64 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 63 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-02-06 18:15:45,242 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 430 states. [2025-02-06 18:15:45,276 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 430 to 241. [2025-02-06 18:15:45,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 241 states, 221 states have (on average 1.4570135746606334) internal successors, (322), 235 states have internal predecessors, (322), 13 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 4 states have call predecessors, (13), 13 states have call successors, (13) [2025-02-06 18:15:45,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 241 states and 348 transitions. [2025-02-06 18:15:45,285 INFO L78 Accepts]: Start accepts. Automaton has 241 states and 348 transitions. Word has length 5 [2025-02-06 18:15:45,286 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 18:15:45,286 INFO L471 AbstractCegarLoop]: Abstraction has 241 states and 348 transitions. [2025-02-06 18:15:45,287 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-06 18:15:45,287 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 348 transitions. [2025-02-06 18:15:45,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2025-02-06 18:15:45,291 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 18:15:45,291 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 18:15:45,291 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-02-06 18:15:45,291 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2025-02-06 18:15:45,292 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 18:15:45,292 INFO L85 PathProgramCache]: Analyzing trace with hash -41147262, now seen corresponding path program 1 times [2025-02-06 18:15:45,292 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 18:15:45,292 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1849366559] [2025-02-06 18:15:45,292 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 18:15:45,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 18:15:45,336 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 79 statements into 1 equivalence classes. [2025-02-06 18:15:45,358 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 79 of 79 statements. [2025-02-06 18:15:45,359 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 18:15:45,359 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 18:15:45,689 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-06 18:15:45,689 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 18:15:45,689 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1849366559] [2025-02-06 18:15:45,689 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1849366559] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 18:15:45,689 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 18:15:45,689 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-02-06 18:15:45,689 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1820725071] [2025-02-06 18:15:45,689 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 18:15:45,690 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-02-06 18:15:45,690 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 18:15:45,691 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-02-06 18:15:45,691 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-02-06 18:15:45,691 INFO L87 Difference]: Start difference. First operand 241 states and 348 transitions. Second operand has 5 states, 5 states have (on average 15.8) internal successors, (79), 5 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-06 18:15:45,817 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 18:15:45,817 INFO L93 Difference]: Finished difference Result 478 states and 692 transitions. [2025-02-06 18:15:45,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-02-06 18:15:45,817 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.8) internal successors, (79), 5 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 79 [2025-02-06 18:15:45,817 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 18:15:45,819 INFO L225 Difference]: With dead ends: 478 [2025-02-06 18:15:45,819 INFO L226 Difference]: Without dead ends: 244 [2025-02-06 18:15:45,819 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-02-06 18:15:45,820 INFO L435 NwaCegarLoop]: 294 mSDtfsCounter, 93 mSDsluCounter, 504 mSDsCounter, 0 mSdLazyCounter, 100 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 93 SdHoareTripleChecker+Valid, 798 SdHoareTripleChecker+Invalid, 126 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 100 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-02-06 18:15:45,820 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [93 Valid, 798 Invalid, 126 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 100 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-02-06 18:15:45,820 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 244 states. [2025-02-06 18:15:45,833 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 244 to 241. [2025-02-06 18:15:45,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 241 states, 221 states have (on average 1.4253393665158371) internal successors, (315), 235 states have internal predecessors, (315), 13 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 4 states have call predecessors, (13), 13 states have call successors, (13) [2025-02-06 18:15:45,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 241 states and 341 transitions. [2025-02-06 18:15:45,840 INFO L78 Accepts]: Start accepts. Automaton has 241 states and 341 transitions. Word has length 79 [2025-02-06 18:15:45,840 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 18:15:45,840 INFO L471 AbstractCegarLoop]: Abstraction has 241 states and 341 transitions. [2025-02-06 18:15:45,840 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.8) internal successors, (79), 5 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-06 18:15:45,841 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 341 transitions. [2025-02-06 18:15:45,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2025-02-06 18:15:45,843 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 18:15:45,843 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 18:15:45,844 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-02-06 18:15:45,844 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2025-02-06 18:15:45,844 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 18:15:45,844 INFO L85 PathProgramCache]: Analyzing trace with hash 243422588, now seen corresponding path program 1 times [2025-02-06 18:15:45,845 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 18:15:45,845 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1205700700] [2025-02-06 18:15:45,845 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 18:15:45,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 18:15:45,882 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 79 statements into 1 equivalence classes. [2025-02-06 18:15:45,907 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 79 of 79 statements. [2025-02-06 18:15:45,910 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 18:15:45,910 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 18:15:46,049 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-06 18:15:46,050 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 18:15:46,051 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1205700700] [2025-02-06 18:15:46,051 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1205700700] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 18:15:46,051 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 18:15:46,051 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-02-06 18:15:46,051 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [410074478] [2025-02-06 18:15:46,051 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 18:15:46,055 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-06 18:15:46,055 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 18:15:46,055 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-06 18:15:46,055 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 18:15:46,055 INFO L87 Difference]: Start difference. First operand 241 states and 341 transitions. Second operand has 3 states, 3 states have (on average 26.333333333333332) internal successors, (79), 3 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-06 18:15:46,167 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 18:15:46,168 INFO L93 Difference]: Finished difference Result 601 states and 861 transitions. [2025-02-06 18:15:46,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-06 18:15:46,168 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 26.333333333333332) internal successors, (79), 3 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 79 [2025-02-06 18:15:46,168 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 18:15:46,170 INFO L225 Difference]: With dead ends: 601 [2025-02-06 18:15:46,170 INFO L226 Difference]: Without dead ends: 367 [2025-02-06 18:15:46,170 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 18:15:46,171 INFO L435 NwaCegarLoop]: 313 mSDtfsCounter, 134 mSDsluCounter, 305 mSDsCounter, 0 mSdLazyCounter, 53 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 134 SdHoareTripleChecker+Valid, 618 SdHoareTripleChecker+Invalid, 53 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 53 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-02-06 18:15:46,171 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [134 Valid, 618 Invalid, 53 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 53 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-02-06 18:15:46,172 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 367 states. [2025-02-06 18:15:46,184 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 367 to 367. [2025-02-06 18:15:46,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 367 states, 347 states have (on average 1.440922190201729) internal successors, (500), 361 states have internal predecessors, (500), 13 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 4 states have call predecessors, (13), 13 states have call successors, (13) [2025-02-06 18:15:46,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 367 states and 526 transitions. [2025-02-06 18:15:46,193 INFO L78 Accepts]: Start accepts. Automaton has 367 states and 526 transitions. Word has length 79 [2025-02-06 18:15:46,194 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 18:15:46,194 INFO L471 AbstractCegarLoop]: Abstraction has 367 states and 526 transitions. [2025-02-06 18:15:46,194 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 26.333333333333332) internal successors, (79), 3 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-06 18:15:46,194 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 526 transitions. [2025-02-06 18:15:46,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2025-02-06 18:15:46,197 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 18:15:46,197 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 18:15:46,198 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-02-06 18:15:46,198 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2025-02-06 18:15:46,198 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 18:15:46,198 INFO L85 PathProgramCache]: Analyzing trace with hash -1452656510, now seen corresponding path program 1 times [2025-02-06 18:15:46,198 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 18:15:46,198 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [577641738] [2025-02-06 18:15:46,199 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 18:15:46,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 18:15:46,240 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 94 statements into 1 equivalence classes. [2025-02-06 18:15:46,265 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 94 of 94 statements. [2025-02-06 18:15:46,266 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 18:15:46,266 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 18:15:46,455 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2025-02-06 18:15:46,456 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 18:15:46,456 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [577641738] [2025-02-06 18:15:46,456 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [577641738] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 18:15:46,456 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 18:15:46,456 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-02-06 18:15:46,456 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1950456012] [2025-02-06 18:15:46,456 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 18:15:46,456 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-02-06 18:15:46,456 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 18:15:46,457 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-02-06 18:15:46,457 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-02-06 18:15:46,457 INFO L87 Difference]: Start difference. First operand 367 states and 526 transitions. Second operand has 4 states, 3 states have (on average 29.0) internal successors, (87), 4 states have internal predecessors, (87), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2025-02-06 18:15:46,567 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 18:15:46,568 INFO L93 Difference]: Finished difference Result 432 states and 611 transitions. [2025-02-06 18:15:46,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-02-06 18:15:46,569 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 29.0) internal successors, (87), 4 states have internal predecessors, (87), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 94 [2025-02-06 18:15:46,569 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 18:15:46,571 INFO L225 Difference]: With dead ends: 432 [2025-02-06 18:15:46,571 INFO L226 Difference]: Without dead ends: 430 [2025-02-06 18:15:46,571 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-02-06 18:15:46,572 INFO L435 NwaCegarLoop]: 307 mSDtfsCounter, 185 mSDsluCounter, 608 mSDsCounter, 0 mSdLazyCounter, 92 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 186 SdHoareTripleChecker+Valid, 915 SdHoareTripleChecker+Invalid, 93 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 92 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-02-06 18:15:46,572 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [186 Valid, 915 Invalid, 93 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 92 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-02-06 18:15:46,577 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 430 states. [2025-02-06 18:15:46,597 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 430 to 430. [2025-02-06 18:15:46,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 430 states, 407 states have (on average 1.4176904176904177) internal successors, (577), 421 states have internal predecessors, (577), 16 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 7 states have call predecessors, (16), 16 states have call successors, (16) [2025-02-06 18:15:46,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 430 states and 609 transitions. [2025-02-06 18:15:46,601 INFO L78 Accepts]: Start accepts. Automaton has 430 states and 609 transitions. Word has length 94 [2025-02-06 18:15:46,602 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 18:15:46,602 INFO L471 AbstractCegarLoop]: Abstraction has 430 states and 609 transitions. [2025-02-06 18:15:46,602 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 29.0) internal successors, (87), 4 states have internal predecessors, (87), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2025-02-06 18:15:46,602 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 609 transitions. [2025-02-06 18:15:46,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2025-02-06 18:15:46,606 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 18:15:46,606 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 18:15:46,607 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-02-06 18:15:46,607 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2025-02-06 18:15:46,607 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 18:15:46,607 INFO L85 PathProgramCache]: Analyzing trace with hash 15076607, now seen corresponding path program 1 times [2025-02-06 18:15:46,608 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 18:15:46,608 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [611149621] [2025-02-06 18:15:46,608 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 18:15:46,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 18:15:46,658 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 98 statements into 1 equivalence classes. [2025-02-06 18:15:46,683 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 98 of 98 statements. [2025-02-06 18:15:46,683 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 18:15:46,684 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 18:15:46,873 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2025-02-06 18:15:46,874 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 18:15:46,874 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [611149621] [2025-02-06 18:15:46,874 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [611149621] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-06 18:15:46,875 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [870796429] [2025-02-06 18:15:46,875 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 18:15:46,875 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 18:15:46,875 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 18:15:46,880 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-06 18:15:46,882 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-02-06 18:15:47,034 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 98 statements into 1 equivalence classes. [2025-02-06 18:15:47,104 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 98 of 98 statements. [2025-02-06 18:15:47,104 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 18:15:47,104 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 18:15:47,108 INFO L256 TraceCheckSpWp]: Trace formula consists of 560 conjuncts, 4 conjuncts are in the unsatisfiable core [2025-02-06 18:15:47,112 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 18:15:47,251 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2025-02-06 18:15:47,252 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-06 18:15:47,384 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2025-02-06 18:15:47,385 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [870796429] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-06 18:15:47,386 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-02-06 18:15:47,386 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2025-02-06 18:15:47,386 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1832342901] [2025-02-06 18:15:47,386 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-02-06 18:15:47,386 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2025-02-06 18:15:47,386 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 18:15:47,387 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2025-02-06 18:15:47,387 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2025-02-06 18:15:47,387 INFO L87 Difference]: Start difference. First operand 430 states and 609 transitions. Second operand has 10 states, 10 states have (on average 26.0) internal successors, (260), 10 states have internal predecessors, (260), 3 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) [2025-02-06 18:15:47,594 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 18:15:47,595 INFO L93 Difference]: Finished difference Result 659 states and 941 transitions. [2025-02-06 18:15:47,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-02-06 18:15:47,596 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 26.0) internal successors, (260), 10 states have internal predecessors, (260), 3 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) Word has length 98 [2025-02-06 18:15:47,596 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 18:15:47,603 INFO L225 Difference]: With dead ends: 659 [2025-02-06 18:15:47,603 INFO L226 Difference]: Without dead ends: 627 [2025-02-06 18:15:47,604 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 199 GetRequests, 191 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2025-02-06 18:15:47,604 INFO L435 NwaCegarLoop]: 344 mSDtfsCounter, 718 mSDsluCounter, 2207 mSDsCounter, 0 mSdLazyCounter, 283 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 725 SdHoareTripleChecker+Valid, 2551 SdHoareTripleChecker+Invalid, 285 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 283 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2025-02-06 18:15:47,604 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [725 Valid, 2551 Invalid, 285 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 283 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2025-02-06 18:15:47,605 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 627 states. [2025-02-06 18:15:47,624 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 627 to 627. [2025-02-06 18:15:47,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 627 states, 601 states have (on average 1.4143094841930117) internal successors, (850), 615 states have internal predecessors, (850), 19 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 10 states have call predecessors, (19), 19 states have call successors, (19) [2025-02-06 18:15:47,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 627 states and 888 transitions. [2025-02-06 18:15:47,627 INFO L78 Accepts]: Start accepts. Automaton has 627 states and 888 transitions. Word has length 98 [2025-02-06 18:15:47,627 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 18:15:47,627 INFO L471 AbstractCegarLoop]: Abstraction has 627 states and 888 transitions. [2025-02-06 18:15:47,628 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 26.0) internal successors, (260), 10 states have internal predecessors, (260), 3 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) [2025-02-06 18:15:47,628 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 888 transitions. [2025-02-06 18:15:47,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2025-02-06 18:15:47,628 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 18:15:47,629 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 18:15:47,636 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2025-02-06 18:15:47,829 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 18:15:47,829 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2025-02-06 18:15:47,830 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 18:15:47,830 INFO L85 PathProgramCache]: Analyzing trace with hash 1927229904, now seen corresponding path program 1 times [2025-02-06 18:15:47,830 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 18:15:47,830 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1827157367] [2025-02-06 18:15:47,830 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 18:15:47,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 18:15:47,861 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 100 statements into 1 equivalence classes. [2025-02-06 18:15:47,979 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 100 of 100 statements. [2025-02-06 18:15:47,979 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 18:15:47,979 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 18:15:48,149 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-02-06 18:15:48,149 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 18:15:48,150 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1827157367] [2025-02-06 18:15:48,150 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1827157367] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-06 18:15:48,150 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1107142705] [2025-02-06 18:15:48,150 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 18:15:48,150 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 18:15:48,150 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 18:15:48,153 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-06 18:15:48,154 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2025-02-06 18:15:48,294 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 100 statements into 1 equivalence classes. [2025-02-06 18:15:48,369 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 100 of 100 statements. [2025-02-06 18:15:48,369 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 18:15:48,369 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 18:15:48,376 INFO L256 TraceCheckSpWp]: Trace formula consists of 567 conjuncts, 33 conjuncts are in the unsatisfiable core [2025-02-06 18:15:48,383 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 18:15:48,408 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2025-02-06 18:15:48,422 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 11 [2025-02-06 18:15:48,851 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2025-02-06 18:15:48,852 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 77 treesize of output 55 [2025-02-06 18:15:49,033 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2025-02-06 18:15:49,035 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-02-06 18:15:49,036 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1107142705] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 18:15:49,036 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-02-06 18:15:49,036 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [4] total 13 [2025-02-06 18:15:49,036 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [96501907] [2025-02-06 18:15:49,036 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 18:15:49,036 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2025-02-06 18:15:49,037 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 18:15:49,037 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2025-02-06 18:15:49,037 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2025-02-06 18:15:49,038 INFO L87 Difference]: Start difference. First operand 627 states and 888 transitions. Second operand has 11 states, 11 states have (on average 8.454545454545455) internal successors, (93), 11 states have internal predecessors, (93), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2025-02-06 18:15:50,504 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 18:15:50,504 INFO L93 Difference]: Finished difference Result 1216 states and 1717 transitions. [2025-02-06 18:15:50,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2025-02-06 18:15:50,505 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 8.454545454545455) internal successors, (93), 11 states have internal predecessors, (93), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 100 [2025-02-06 18:15:50,505 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 18:15:50,507 INFO L225 Difference]: With dead ends: 1216 [2025-02-06 18:15:50,507 INFO L226 Difference]: Without dead ends: 675 [2025-02-06 18:15:50,508 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 92 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=90, Invalid=330, Unknown=0, NotChecked=0, Total=420 [2025-02-06 18:15:50,509 INFO L435 NwaCegarLoop]: 348 mSDtfsCounter, 547 mSDsluCounter, 1441 mSDsCounter, 0 mSdLazyCounter, 960 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 549 SdHoareTripleChecker+Valid, 1789 SdHoareTripleChecker+Invalid, 965 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 960 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2025-02-06 18:15:50,509 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [549 Valid, 1789 Invalid, 965 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 960 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2025-02-06 18:15:50,510 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 675 states. [2025-02-06 18:15:50,522 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 675 to 652. [2025-02-06 18:15:50,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 652 states, 626 states have (on average 1.4057507987220448) internal successors, (880), 640 states have internal predecessors, (880), 19 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 10 states have call predecessors, (19), 19 states have call successors, (19) [2025-02-06 18:15:50,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652 states to 652 states and 918 transitions. [2025-02-06 18:15:50,544 INFO L78 Accepts]: Start accepts. Automaton has 652 states and 918 transitions. Word has length 100 [2025-02-06 18:15:50,544 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 18:15:50,544 INFO L471 AbstractCegarLoop]: Abstraction has 652 states and 918 transitions. [2025-02-06 18:15:50,544 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 8.454545454545455) internal successors, (93), 11 states have internal predecessors, (93), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2025-02-06 18:15:50,544 INFO L276 IsEmpty]: Start isEmpty. Operand 652 states and 918 transitions. [2025-02-06 18:15:50,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2025-02-06 18:15:50,545 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 18:15:50,545 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 18:15:50,554 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2025-02-06 18:15:50,745 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 18:15:50,746 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2025-02-06 18:15:50,746 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 18:15:50,746 INFO L85 PathProgramCache]: Analyzing trace with hash 1113533676, now seen corresponding path program 1 times [2025-02-06 18:15:50,746 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 18:15:50,746 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [712174012] [2025-02-06 18:15:50,746 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 18:15:50,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 18:15:50,773 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 101 statements into 1 equivalence classes. [2025-02-06 18:15:50,833 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 101 of 101 statements. [2025-02-06 18:15:50,833 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 18:15:50,833 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 18:15:50,954 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-02-06 18:15:50,955 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 18:15:50,955 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [712174012] [2025-02-06 18:15:50,955 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [712174012] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-06 18:15:50,955 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [283681581] [2025-02-06 18:15:50,955 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 18:15:50,955 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 18:15:50,955 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 18:15:50,957 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-06 18:15:50,959 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2025-02-06 18:15:51,098 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 101 statements into 1 equivalence classes. [2025-02-06 18:15:51,400 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 101 of 101 statements. [2025-02-06 18:15:51,401 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 18:15:51,401 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 18:15:51,404 INFO L256 TraceCheckSpWp]: Trace formula consists of 568 conjuncts, 32 conjuncts are in the unsatisfiable core [2025-02-06 18:15:51,407 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 18:17:12,719 WARN L286 SmtUtils]: Spent 12.01s on a formula simplification that was a NOOP. DAG size: 30 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2025-02-06 18:17:18,451 WARN L286 SmtUtils]: Spent 5.73s on a formula simplification that was a NOOP. DAG size: 25 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)