./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.adding.3.prop1-func-interl.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a046e57d Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.adding.3.prop1-func-interl.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 7dca1fbdaa3cfb1763e73107b273c40686c590e584acb4516bc2e1b7d66c4ef3 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-mul-div-a046e57-m [2024-10-12 21:55:36,326 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-12 21:55:36,406 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-10-12 21:55:36,410 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-12 21:55:36,411 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-12 21:55:36,458 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-12 21:55:36,459 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-12 21:55:36,459 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-12 21:55:36,460 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-12 21:55:36,461 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-12 21:55:36,462 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-12 21:55:36,462 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-12 21:55:36,463 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-12 21:55:36,463 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-12 21:55:36,465 INFO L153 SettingsManager]: * Use SBE=true [2024-10-12 21:55:36,466 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-12 21:55:36,466 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-12 21:55:36,466 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-12 21:55:36,466 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-12 21:55:36,467 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-12 21:55:36,467 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-12 21:55:36,467 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-12 21:55:36,468 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-12 21:55:36,468 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-12 21:55:36,468 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-12 21:55:36,468 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-12 21:55:36,469 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-12 21:55:36,469 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-12 21:55:36,469 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-12 21:55:36,469 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-12 21:55:36,469 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-12 21:55:36,470 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-12 21:55:36,470 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-12 21:55:36,470 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-12 21:55:36,470 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-12 21:55:36,471 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-12 21:55:36,471 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-12 21:55:36,471 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-12 21:55:36,475 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-12 21:55:36,475 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7dca1fbdaa3cfb1763e73107b273c40686c590e584acb4516bc2e1b7d66c4ef3 [2024-10-12 21:55:36,738 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-12 21:55:36,766 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-12 21:55:36,769 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-12 21:55:36,771 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-12 21:55:36,772 INFO L274 PluginConnector]: CDTParser initialized [2024-10-12 21:55:36,773 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.adding.3.prop1-func-interl.c [2024-10-12 21:55:38,227 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-12 21:55:38,484 INFO L384 CDTParser]: Found 1 translation units. [2024-10-12 21:55:38,485 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.adding.3.prop1-func-interl.c [2024-10-12 21:55:38,500 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3de7c116e/07068e9bdde24f4eb9e1ebbdc37e5515/FLAG80cac3767 [2024-10-12 21:55:38,520 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3de7c116e/07068e9bdde24f4eb9e1ebbdc37e5515 [2024-10-12 21:55:38,523 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-12 21:55:38,524 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-12 21:55:38,527 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-12 21:55:38,528 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-12 21:55:38,533 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-12 21:55:38,534 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 09:55:38" (1/1) ... [2024-10-12 21:55:38,535 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15b1db5d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 09:55:38, skipping insertion in model container [2024-10-12 21:55:38,535 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 09:55:38" (1/1) ... [2024-10-12 21:55:38,577 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-12 21:55:38,775 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.adding.3.prop1-func-interl.c[1173,1186] [2024-10-12 21:55:38,944 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-12 21:55:38,959 INFO L200 MainTranslator]: Completed pre-run [2024-10-12 21:55:38,970 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.adding.3.prop1-func-interl.c[1173,1186] [2024-10-12 21:55:39,066 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-12 21:55:39,089 INFO L204 MainTranslator]: Completed translation [2024-10-12 21:55:39,090 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 09:55:39 WrapperNode [2024-10-12 21:55:39,091 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-12 21:55:39,092 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-12 21:55:39,092 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-12 21:55:39,092 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-12 21:55:39,102 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 09:55:39" (1/1) ... [2024-10-12 21:55:39,132 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 09:55:39" (1/1) ... [2024-10-12 21:55:39,383 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1645 [2024-10-12 21:55:39,384 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-12 21:55:39,384 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-12 21:55:39,385 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-12 21:55:39,385 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-12 21:55:39,407 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 09:55:39" (1/1) ... [2024-10-12 21:55:39,408 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 09:55:39" (1/1) ... [2024-10-12 21:55:39,462 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 09:55:39" (1/1) ... [2024-10-12 21:55:39,582 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-10-12 21:55:39,584 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 09:55:39" (1/1) ... [2024-10-12 21:55:39,584 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 09:55:39" (1/1) ... [2024-10-12 21:55:39,651 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 09:55:39" (1/1) ... [2024-10-12 21:55:39,669 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 09:55:39" (1/1) ... [2024-10-12 21:55:39,690 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 09:55:39" (1/1) ... [2024-10-12 21:55:39,704 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 09:55:39" (1/1) ... [2024-10-12 21:55:39,727 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-12 21:55:39,729 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-12 21:55:39,729 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-12 21:55:39,729 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-12 21:55:39,730 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 09:55:39" (1/1) ... [2024-10-12 21:55:39,736 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-12 21:55:39,748 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 21:55:39,766 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-12 21:55:39,769 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-12 21:55:39,819 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-12 21:55:39,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-12 21:55:39,820 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-12 21:55:39,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-12 21:55:40,125 INFO L238 CfgBuilder]: Building ICFG [2024-10-12 21:55:40,127 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-12 21:55:41,991 INFO L? ?]: Removed 857 outVars from TransFormulas that were not future-live. [2024-10-12 21:55:41,991 INFO L287 CfgBuilder]: Performing block encoding [2024-10-12 21:55:42,041 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-12 21:55:42,041 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-12 21:55:42,042 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 09:55:42 BoogieIcfgContainer [2024-10-12 21:55:42,042 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-12 21:55:42,045 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-12 21:55:42,046 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-12 21:55:42,049 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-12 21:55:42,050 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.10 09:55:38" (1/3) ... [2024-10-12 21:55:42,050 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c9357d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 09:55:42, skipping insertion in model container [2024-10-12 21:55:42,050 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 09:55:39" (2/3) ... [2024-10-12 21:55:42,051 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c9357d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 09:55:42, skipping insertion in model container [2024-10-12 21:55:42,051 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 09:55:42" (3/3) ... [2024-10-12 21:55:42,052 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.adding.3.prop1-func-interl.c [2024-10-12 21:55:42,068 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-12 21:55:42,069 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-12 21:55:42,139 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-12 21:55:42,146 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;@60081d3a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-12 21:55:42,146 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-12 21:55:42,153 INFO L276 IsEmpty]: Start isEmpty. Operand has 594 states, 592 states have (on average 1.5050675675675675) internal successors, (891), 593 states have internal predecessors, (891), 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) [2024-10-12 21:55:42,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-10-12 21:55:42,164 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 21:55:42,164 INFO L215 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] [2024-10-12 21:55:42,165 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 21:55:42,170 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 21:55:42,171 INFO L85 PathProgramCache]: Analyzing trace with hash -77391275, now seen corresponding path program 1 times [2024-10-12 21:55:42,180 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 21:55:42,180 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1775353305] [2024-10-12 21:55:42,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 21:55:42,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 21:55:42,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 21:55:42,769 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 21:55:42,769 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 21:55:42,770 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1775353305] [2024-10-12 21:55:42,770 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1775353305] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 21:55:42,770 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 21:55:42,771 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-12 21:55:42,773 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2131753188] [2024-10-12 21:55:42,774 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 21:55:42,778 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-12 21:55:42,779 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 21:55:42,801 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-12 21:55:42,802 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-12 21:55:42,805 INFO L87 Difference]: Start difference. First operand has 594 states, 592 states have (on average 1.5050675675675675) internal successors, (891), 593 states have internal predecessors, (891), 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) Second operand has 4 states, 4 states have (on average 14.5) internal successors, (58), 3 states have internal predecessors, (58), 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) [2024-10-12 21:55:42,933 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 21:55:42,933 INFO L93 Difference]: Finished difference Result 1146 states and 1721 transitions. [2024-10-12 21:55:42,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-12 21:55:42,936 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.5) internal successors, (58), 3 states have internal predecessors, (58), 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 58 [2024-10-12 21:55:42,936 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 21:55:42,951 INFO L225 Difference]: With dead ends: 1146 [2024-10-12 21:55:42,952 INFO L226 Difference]: Without dead ends: 593 [2024-10-12 21:55:42,956 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-12 21:55:42,959 INFO L432 NwaCegarLoop]: 880 mSDtfsCounter, 858 mSDsluCounter, 878 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 858 SdHoareTripleChecker+Valid, 1758 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-12 21:55:42,960 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [858 Valid, 1758 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-12 21:55:42,978 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 593 states. [2024-10-12 21:55:43,041 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 593 to 593. [2024-10-12 21:55:43,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 593 states, 592 states have (on average 1.5) internal successors, (888), 592 states have internal predecessors, (888), 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) [2024-10-12 21:55:43,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 593 states and 888 transitions. [2024-10-12 21:55:43,051 INFO L78 Accepts]: Start accepts. Automaton has 593 states and 888 transitions. Word has length 58 [2024-10-12 21:55:43,052 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 21:55:43,052 INFO L471 AbstractCegarLoop]: Abstraction has 593 states and 888 transitions. [2024-10-12 21:55:43,052 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.5) internal successors, (58), 3 states have internal predecessors, (58), 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) [2024-10-12 21:55:43,052 INFO L276 IsEmpty]: Start isEmpty. Operand 593 states and 888 transitions. [2024-10-12 21:55:43,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-10-12 21:55:43,054 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 21:55:43,054 INFO L215 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] [2024-10-12 21:55:43,055 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-12 21:55:43,055 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 21:55:43,055 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 21:55:43,056 INFO L85 PathProgramCache]: Analyzing trace with hash -1473829471, now seen corresponding path program 1 times [2024-10-12 21:55:43,056 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 21:55:43,056 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [540682063] [2024-10-12 21:55:43,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 21:55:43,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 21:55:43,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 21:55:43,589 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 21:55:43,589 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 21:55:43,589 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [540682063] [2024-10-12 21:55:43,589 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [540682063] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 21:55:43,590 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 21:55:43,590 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-12 21:55:43,590 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1850729687] [2024-10-12 21:55:43,590 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 21:55:43,592 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-12 21:55:43,592 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 21:55:43,592 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-12 21:55:43,593 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-12 21:55:43,593 INFO L87 Difference]: Start difference. First operand 593 states and 888 transitions. Second operand has 5 states, 5 states have (on average 11.8) internal successors, (59), 4 states have internal predecessors, (59), 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) [2024-10-12 21:55:44,498 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 21:55:44,499 INFO L93 Difference]: Finished difference Result 1685 states and 2524 transitions. [2024-10-12 21:55:44,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-12 21:55:44,499 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 4 states have internal predecessors, (59), 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 59 [2024-10-12 21:55:44,500 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 21:55:44,505 INFO L225 Difference]: With dead ends: 1685 [2024-10-12 21:55:44,505 INFO L226 Difference]: Without dead ends: 1133 [2024-10-12 21:55:44,507 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-10-12 21:55:44,508 INFO L432 NwaCegarLoop]: 665 mSDtfsCounter, 820 mSDsluCounter, 1930 mSDsCounter, 0 mSdLazyCounter, 896 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 820 SdHoareTripleChecker+Valid, 2595 SdHoareTripleChecker+Invalid, 896 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 896 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-10-12 21:55:44,508 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [820 Valid, 2595 Invalid, 896 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 896 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-10-12 21:55:44,510 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1133 states. [2024-10-12 21:55:44,539 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1133 to 659. [2024-10-12 21:55:44,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 659 states, 658 states have (on average 1.4984802431610942) internal successors, (986), 658 states have internal predecessors, (986), 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) [2024-10-12 21:55:44,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 659 states and 986 transitions. [2024-10-12 21:55:44,543 INFO L78 Accepts]: Start accepts. Automaton has 659 states and 986 transitions. Word has length 59 [2024-10-12 21:55:44,544 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 21:55:44,544 INFO L471 AbstractCegarLoop]: Abstraction has 659 states and 986 transitions. [2024-10-12 21:55:44,544 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 4 states have internal predecessors, (59), 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) [2024-10-12 21:55:44,545 INFO L276 IsEmpty]: Start isEmpty. Operand 659 states and 986 transitions. [2024-10-12 21:55:44,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2024-10-12 21:55:44,547 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 21:55:44,547 INFO L215 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] [2024-10-12 21:55:44,547 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-12 21:55:44,548 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 21:55:44,549 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 21:55:44,549 INFO L85 PathProgramCache]: Analyzing trace with hash -840005635, now seen corresponding path program 1 times [2024-10-12 21:55:44,550 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 21:55:44,550 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [401942241] [2024-10-12 21:55:44,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 21:55:44,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 21:55:44,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 21:55:44,782 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 21:55:44,783 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 21:55:44,783 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [401942241] [2024-10-12 21:55:44,783 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [401942241] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 21:55:44,783 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 21:55:44,783 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-12 21:55:44,784 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [155277308] [2024-10-12 21:55:44,784 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 21:55:44,784 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-12 21:55:44,785 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 21:55:44,785 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-12 21:55:44,785 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-12 21:55:44,785 INFO L87 Difference]: Start difference. First operand 659 states and 986 transitions. Second operand has 4 states, 4 states have (on average 15.0) internal successors, (60), 4 states have internal predecessors, (60), 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) [2024-10-12 21:55:44,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 21:55:44,812 INFO L93 Difference]: Finished difference Result 663 states and 990 transitions. [2024-10-12 21:55:44,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-12 21:55:44,813 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.0) internal successors, (60), 4 states have internal predecessors, (60), 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 60 [2024-10-12 21:55:44,813 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 21:55:44,816 INFO L225 Difference]: With dead ends: 663 [2024-10-12 21:55:44,816 INFO L226 Difference]: Without dead ends: 661 [2024-10-12 21:55:44,817 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-12 21:55:44,818 INFO L432 NwaCegarLoop]: 885 mSDtfsCounter, 0 mSDsluCounter, 1765 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 2650 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-12 21:55:44,818 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 2650 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-12 21:55:44,820 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 661 states. [2024-10-12 21:55:44,827 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 661 to 661. [2024-10-12 21:55:44,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 661 states, 660 states have (on average 1.496969696969697) internal successors, (988), 660 states have internal predecessors, (988), 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) [2024-10-12 21:55:44,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 661 states and 988 transitions. [2024-10-12 21:55:44,831 INFO L78 Accepts]: Start accepts. Automaton has 661 states and 988 transitions. Word has length 60 [2024-10-12 21:55:44,831 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 21:55:44,832 INFO L471 AbstractCegarLoop]: Abstraction has 661 states and 988 transitions. [2024-10-12 21:55:44,832 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.0) internal successors, (60), 4 states have internal predecessors, (60), 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) [2024-10-12 21:55:44,832 INFO L276 IsEmpty]: Start isEmpty. Operand 661 states and 988 transitions. [2024-10-12 21:55:44,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2024-10-12 21:55:44,833 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 21:55:44,833 INFO L215 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] [2024-10-12 21:55:44,833 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-12 21:55:44,834 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 21:55:44,834 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 21:55:44,834 INFO L85 PathProgramCache]: Analyzing trace with hash -268675373, now seen corresponding path program 1 times [2024-10-12 21:55:44,834 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 21:55:44,835 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1070060698] [2024-10-12 21:55:44,835 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 21:55:44,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 21:55:44,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 21:55:44,981 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 21:55:44,981 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 21:55:44,982 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1070060698] [2024-10-12 21:55:44,982 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1070060698] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 21:55:44,982 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 21:55:44,982 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-12 21:55:44,983 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [57579134] [2024-10-12 21:55:44,983 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 21:55:44,984 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-12 21:55:44,984 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 21:55:44,984 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-12 21:55:44,984 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-12 21:55:44,985 INFO L87 Difference]: Start difference. First operand 661 states and 988 transitions. Second operand has 4 states, 4 states have (on average 15.25) internal successors, (61), 4 states have internal predecessors, (61), 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) [2024-10-12 21:55:45,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 21:55:45,017 INFO L93 Difference]: Finished difference Result 1217 states and 1820 transitions. [2024-10-12 21:55:45,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-12 21:55:45,018 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.25) internal successors, (61), 4 states have internal predecessors, (61), 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 61 [2024-10-12 21:55:45,018 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 21:55:45,020 INFO L225 Difference]: With dead ends: 1217 [2024-10-12 21:55:45,021 INFO L226 Difference]: Without dead ends: 663 [2024-10-12 21:55:45,023 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-12 21:55:45,024 INFO L432 NwaCegarLoop]: 885 mSDtfsCounter, 0 mSDsluCounter, 1762 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 2647 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-12 21:55:45,026 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 2647 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-12 21:55:45,027 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 663 states. [2024-10-12 21:55:45,038 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 663 to 663. [2024-10-12 21:55:45,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 663 states, 662 states have (on average 1.4954682779456194) internal successors, (990), 662 states have internal predecessors, (990), 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) [2024-10-12 21:55:45,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 663 states and 990 transitions. [2024-10-12 21:55:45,041 INFO L78 Accepts]: Start accepts. Automaton has 663 states and 990 transitions. Word has length 61 [2024-10-12 21:55:45,043 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 21:55:45,043 INFO L471 AbstractCegarLoop]: Abstraction has 663 states and 990 transitions. [2024-10-12 21:55:45,043 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.25) internal successors, (61), 4 states have internal predecessors, (61), 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) [2024-10-12 21:55:45,044 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 990 transitions. [2024-10-12 21:55:45,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2024-10-12 21:55:45,047 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 21:55:45,047 INFO L215 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] [2024-10-12 21:55:45,047 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-12 21:55:45,047 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 21:55:45,048 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 21:55:45,048 INFO L85 PathProgramCache]: Analyzing trace with hash -836967530, now seen corresponding path program 1 times [2024-10-12 21:55:45,048 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 21:55:45,048 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [887512378] [2024-10-12 21:55:45,048 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 21:55:45,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 21:55:45,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 21:55:45,267 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 21:55:45,268 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 21:55:45,269 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [887512378] [2024-10-12 21:55:45,269 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [887512378] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 21:55:45,269 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 21:55:45,269 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-12 21:55:45,269 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [761695124] [2024-10-12 21:55:45,271 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 21:55:45,271 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-12 21:55:45,271 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 21:55:45,272 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-12 21:55:45,272 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-12 21:55:45,274 INFO L87 Difference]: Start difference. First operand 663 states and 990 transitions. Second operand has 5 states, 5 states have (on average 12.4) internal successors, (62), 5 states have internal predecessors, (62), 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) [2024-10-12 21:55:45,321 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 21:55:45,321 INFO L93 Difference]: Finished difference Result 1260 states and 1882 transitions. [2024-10-12 21:55:45,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-12 21:55:45,322 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 5 states have internal predecessors, (62), 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 62 [2024-10-12 21:55:45,322 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 21:55:45,325 INFO L225 Difference]: With dead ends: 1260 [2024-10-12 21:55:45,325 INFO L226 Difference]: Without dead ends: 671 [2024-10-12 21:55:45,326 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-12 21:55:45,329 INFO L432 NwaCegarLoop]: 879 mSDtfsCounter, 4 mSDsluCounter, 2631 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 3510 SdHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-12 21:55:45,329 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 3510 Invalid, 38 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 38 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-12 21:55:45,331 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 671 states. [2024-10-12 21:55:45,342 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 671 to 667. [2024-10-12 21:55:45,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 667 states, 666 states have (on average 1.4924924924924925) internal successors, (994), 666 states have internal predecessors, (994), 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) [2024-10-12 21:55:45,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 667 states to 667 states and 994 transitions. [2024-10-12 21:55:45,349 INFO L78 Accepts]: Start accepts. Automaton has 667 states and 994 transitions. Word has length 62 [2024-10-12 21:55:45,349 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 21:55:45,349 INFO L471 AbstractCegarLoop]: Abstraction has 667 states and 994 transitions. [2024-10-12 21:55:45,350 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 5 states have internal predecessors, (62), 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) [2024-10-12 21:55:45,350 INFO L276 IsEmpty]: Start isEmpty. Operand 667 states and 994 transitions. [2024-10-12 21:55:45,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2024-10-12 21:55:45,350 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 21:55:45,351 INFO L215 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] [2024-10-12 21:55:45,351 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-12 21:55:45,351 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 21:55:45,351 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 21:55:45,351 INFO L85 PathProgramCache]: Analyzing trace with hash 916962471, now seen corresponding path program 1 times [2024-10-12 21:55:45,351 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 21:55:45,352 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [341741463] [2024-10-12 21:55:45,352 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 21:55:45,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 21:55:45,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 21:55:45,510 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 21:55:45,511 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 21:55:45,511 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [341741463] [2024-10-12 21:55:45,511 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [341741463] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 21:55:45,511 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 21:55:45,511 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-12 21:55:45,512 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [861595450] [2024-10-12 21:55:45,512 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 21:55:45,512 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-12 21:55:45,512 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 21:55:45,513 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-12 21:55:45,513 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-12 21:55:45,513 INFO L87 Difference]: Start difference. First operand 667 states and 994 transitions. Second operand has 5 states, 5 states have (on average 12.6) internal successors, (63), 4 states have internal predecessors, (63), 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) [2024-10-12 21:55:45,547 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 21:55:45,548 INFO L93 Difference]: Finished difference Result 1260 states and 1879 transitions. [2024-10-12 21:55:45,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-12 21:55:45,548 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.6) internal successors, (63), 4 states have internal predecessors, (63), 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 63 [2024-10-12 21:55:45,549 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 21:55:45,551 INFO L225 Difference]: With dead ends: 1260 [2024-10-12 21:55:45,552 INFO L226 Difference]: Without dead ends: 663 [2024-10-12 21:55:45,553 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-12 21:55:45,555 INFO L432 NwaCegarLoop]: 884 mSDtfsCounter, 64 mSDsluCounter, 2587 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 64 SdHoareTripleChecker+Valid, 3471 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-12 21:55:45,557 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [64 Valid, 3471 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-12 21:55:45,558 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 663 states. [2024-10-12 21:55:45,568 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 663 to 663. [2024-10-12 21:55:45,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 663 states, 662 states have (on average 1.4909365558912386) internal successors, (987), 662 states have internal predecessors, (987), 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) [2024-10-12 21:55:45,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 663 states and 987 transitions. [2024-10-12 21:55:45,572 INFO L78 Accepts]: Start accepts. Automaton has 663 states and 987 transitions. Word has length 63 [2024-10-12 21:55:45,573 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 21:55:45,573 INFO L471 AbstractCegarLoop]: Abstraction has 663 states and 987 transitions. [2024-10-12 21:55:45,576 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.6) internal successors, (63), 4 states have internal predecessors, (63), 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) [2024-10-12 21:55:45,576 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 987 transitions. [2024-10-12 21:55:45,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2024-10-12 21:55:45,577 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 21:55:45,577 INFO L215 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] [2024-10-12 21:55:45,577 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-12 21:55:45,577 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 21:55:45,578 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 21:55:45,578 INFO L85 PathProgramCache]: Analyzing trace with hash 298525262, now seen corresponding path program 1 times [2024-10-12 21:55:45,578 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 21:55:45,578 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1660889088] [2024-10-12 21:55:45,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 21:55:45,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 21:55:45,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 21:55:45,926 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 21:55:45,927 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 21:55:45,927 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1660889088] [2024-10-12 21:55:45,927 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1660889088] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 21:55:45,927 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 21:55:45,928 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-12 21:55:45,928 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1080476199] [2024-10-12 21:55:45,928 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 21:55:45,928 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-12 21:55:45,928 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 21:55:45,929 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-12 21:55:45,929 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-10-12 21:55:45,929 INFO L87 Difference]: Start difference. First operand 663 states and 987 transitions. Second operand has 6 states, 6 states have (on average 10.5) internal successors, (63), 5 states have internal predecessors, (63), 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) [2024-10-12 21:55:46,093 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 21:55:46,094 INFO L93 Difference]: Finished difference Result 1272 states and 1899 transitions. [2024-10-12 21:55:46,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-12 21:55:46,094 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.5) internal successors, (63), 5 states have internal predecessors, (63), 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 63 [2024-10-12 21:55:46,095 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 21:55:46,097 INFO L225 Difference]: With dead ends: 1272 [2024-10-12 21:55:46,097 INFO L226 Difference]: Without dead ends: 685 [2024-10-12 21:55:46,098 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-10-12 21:55:46,099 INFO L432 NwaCegarLoop]: 845 mSDtfsCounter, 866 mSDsluCounter, 2524 mSDsCounter, 0 mSdLazyCounter, 180 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 866 SdHoareTripleChecker+Valid, 3369 SdHoareTripleChecker+Invalid, 180 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 180 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-12 21:55:46,099 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [866 Valid, 3369 Invalid, 180 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 180 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-12 21:55:46,100 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 685 states. [2024-10-12 21:55:46,109 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 685 to 667. [2024-10-12 21:55:46,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 667 states, 666 states have (on average 1.487987987987988) internal successors, (991), 666 states have internal predecessors, (991), 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) [2024-10-12 21:55:46,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 667 states to 667 states and 991 transitions. [2024-10-12 21:55:46,112 INFO L78 Accepts]: Start accepts. Automaton has 667 states and 991 transitions. Word has length 63 [2024-10-12 21:55:46,112 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 21:55:46,112 INFO L471 AbstractCegarLoop]: Abstraction has 667 states and 991 transitions. [2024-10-12 21:55:46,112 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.5) internal successors, (63), 5 states have internal predecessors, (63), 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) [2024-10-12 21:55:46,113 INFO L276 IsEmpty]: Start isEmpty. Operand 667 states and 991 transitions. [2024-10-12 21:55:46,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-10-12 21:55:46,113 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 21:55:46,113 INFO L215 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] [2024-10-12 21:55:46,114 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-12 21:55:46,114 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 21:55:46,114 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 21:55:46,114 INFO L85 PathProgramCache]: Analyzing trace with hash 874733053, now seen corresponding path program 1 times [2024-10-12 21:55:46,115 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 21:55:46,115 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1890525597] [2024-10-12 21:55:46,115 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 21:55:46,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 21:55:46,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 21:55:46,286 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 21:55:46,286 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 21:55:46,286 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1890525597] [2024-10-12 21:55:46,286 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1890525597] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 21:55:46,287 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 21:55:46,287 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-12 21:55:46,287 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1980062231] [2024-10-12 21:55:46,287 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 21:55:46,287 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-12 21:55:46,287 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 21:55:46,288 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-12 21:55:46,288 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-10-12 21:55:46,288 INFO L87 Difference]: Start difference. First operand 667 states and 991 transitions. Second operand has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 6 states have internal predecessors, (64), 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) [2024-10-12 21:55:46,407 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 21:55:46,407 INFO L93 Difference]: Finished difference Result 1271 states and 1895 transitions. [2024-10-12 21:55:46,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-12 21:55:46,408 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 6 states have internal predecessors, (64), 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 64 [2024-10-12 21:55:46,408 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 21:55:46,410 INFO L225 Difference]: With dead ends: 1271 [2024-10-12 21:55:46,410 INFO L226 Difference]: Without dead ends: 687 [2024-10-12 21:55:46,411 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-10-12 21:55:46,412 INFO L432 NwaCegarLoop]: 876 mSDtfsCounter, 11 mSDsluCounter, 3478 mSDsCounter, 0 mSdLazyCounter, 110 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 4354 SdHoareTripleChecker+Invalid, 110 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 110 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-12 21:55:46,412 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [11 Valid, 4354 Invalid, 110 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 110 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-12 21:55:46,413 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 687 states. [2024-10-12 21:55:46,421 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 687 to 671. [2024-10-12 21:55:46,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 671 states, 670 states have (on average 1.4880597014925374) internal successors, (997), 670 states have internal predecessors, (997), 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) [2024-10-12 21:55:46,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 671 states to 671 states and 997 transitions. [2024-10-12 21:55:46,425 INFO L78 Accepts]: Start accepts. Automaton has 671 states and 997 transitions. Word has length 64 [2024-10-12 21:55:46,425 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 21:55:46,425 INFO L471 AbstractCegarLoop]: Abstraction has 671 states and 997 transitions. [2024-10-12 21:55:46,425 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 6 states have internal predecessors, (64), 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) [2024-10-12 21:55:46,425 INFO L276 IsEmpty]: Start isEmpty. Operand 671 states and 997 transitions. [2024-10-12 21:55:46,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-10-12 21:55:46,426 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 21:55:46,426 INFO L215 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] [2024-10-12 21:55:46,426 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-10-12 21:55:46,427 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 21:55:46,427 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 21:55:46,427 INFO L85 PathProgramCache]: Analyzing trace with hash 47938700, now seen corresponding path program 1 times [2024-10-12 21:55:46,427 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 21:55:46,427 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1709874810] [2024-10-12 21:55:46,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 21:55:46,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 21:55:46,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 21:55:46,667 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 21:55:46,668 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 21:55:46,668 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1709874810] [2024-10-12 21:55:46,668 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1709874810] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 21:55:46,668 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 21:55:46,668 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-12 21:55:46,669 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1010503908] [2024-10-12 21:55:46,669 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 21:55:46,669 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-12 21:55:46,669 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 21:55:46,670 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-12 21:55:46,670 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-10-12 21:55:46,670 INFO L87 Difference]: Start difference. First operand 671 states and 997 transitions. Second operand has 5 states, 5 states have (on average 12.8) internal successors, (64), 4 states have internal predecessors, (64), 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) [2024-10-12 21:55:46,789 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 21:55:46,789 INFO L93 Difference]: Finished difference Result 1262 states and 1881 transitions. [2024-10-12 21:55:46,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-12 21:55:46,790 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.8) internal successors, (64), 4 states have internal predecessors, (64), 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 64 [2024-10-12 21:55:46,790 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 21:55:46,793 INFO L225 Difference]: With dead ends: 1262 [2024-10-12 21:55:46,793 INFO L226 Difference]: Without dead ends: 677 [2024-10-12 21:55:46,794 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-10-12 21:55:46,795 INFO L432 NwaCegarLoop]: 841 mSDtfsCounter, 850 mSDsluCounter, 830 mSDsCounter, 0 mSdLazyCounter, 88 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 850 SdHoareTripleChecker+Valid, 1671 SdHoareTripleChecker+Invalid, 96 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 88 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-12 21:55:46,795 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [850 Valid, 1671 Invalid, 96 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 88 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-12 21:55:46,796 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 677 states. [2024-10-12 21:55:46,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 677 to 673. [2024-10-12 21:55:46,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 673 states, 672 states have (on average 1.4836309523809523) internal successors, (997), 672 states have internal predecessors, (997), 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) [2024-10-12 21:55:46,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 673 states to 673 states and 997 transitions. [2024-10-12 21:55:46,807 INFO L78 Accepts]: Start accepts. Automaton has 673 states and 997 transitions. Word has length 64 [2024-10-12 21:55:46,807 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 21:55:46,808 INFO L471 AbstractCegarLoop]: Abstraction has 673 states and 997 transitions. [2024-10-12 21:55:46,808 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.8) internal successors, (64), 4 states have internal predecessors, (64), 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) [2024-10-12 21:55:46,808 INFO L276 IsEmpty]: Start isEmpty. Operand 673 states and 997 transitions. [2024-10-12 21:55:46,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-10-12 21:55:46,808 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 21:55:46,809 INFO L215 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] [2024-10-12 21:55:46,809 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-10-12 21:55:46,809 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 21:55:46,809 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 21:55:46,809 INFO L85 PathProgramCache]: Analyzing trace with hash -797597287, now seen corresponding path program 1 times [2024-10-12 21:55:46,810 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 21:55:46,810 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [749020821] [2024-10-12 21:55:46,810 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 21:55:46,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 21:55:46,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 21:55:46,930 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 21:55:46,931 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 21:55:46,931 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [749020821] [2024-10-12 21:55:46,931 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [749020821] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 21:55:46,931 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 21:55:46,931 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-12 21:55:46,931 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2115719073] [2024-10-12 21:55:46,931 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 21:55:46,932 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-12 21:55:46,932 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 21:55:46,932 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-12 21:55:46,932 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-12 21:55:46,932 INFO L87 Difference]: Start difference. First operand 673 states and 997 transitions. Second operand has 4 states, 4 states have (on average 16.0) internal successors, (64), 3 states have internal predecessors, (64), 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) [2024-10-12 21:55:46,966 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 21:55:46,966 INFO L93 Difference]: Finished difference Result 1263 states and 1872 transitions. [2024-10-12 21:55:46,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-12 21:55:46,966 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.0) internal successors, (64), 3 states have internal predecessors, (64), 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 64 [2024-10-12 21:55:46,967 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 21:55:46,969 INFO L225 Difference]: With dead ends: 1263 [2024-10-12 21:55:46,969 INFO L226 Difference]: Without dead ends: 665 [2024-10-12 21:55:46,970 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-12 21:55:46,970 INFO L432 NwaCegarLoop]: 873 mSDtfsCounter, 844 mSDsluCounter, 872 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 844 SdHoareTripleChecker+Valid, 1745 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-12 21:55:46,971 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [844 Valid, 1745 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-12 21:55:46,972 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 665 states. [2024-10-12 21:55:46,979 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 665 to 665. [2024-10-12 21:55:46,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 665 states, 664 states have (on average 1.4789156626506024) internal successors, (982), 664 states have internal predecessors, (982), 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) [2024-10-12 21:55:46,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 665 states and 982 transitions. [2024-10-12 21:55:46,982 INFO L78 Accepts]: Start accepts. Automaton has 665 states and 982 transitions. Word has length 64 [2024-10-12 21:55:46,982 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 21:55:46,982 INFO L471 AbstractCegarLoop]: Abstraction has 665 states and 982 transitions. [2024-10-12 21:55:46,982 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.0) internal successors, (64), 3 states have internal predecessors, (64), 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) [2024-10-12 21:55:46,982 INFO L276 IsEmpty]: Start isEmpty. Operand 665 states and 982 transitions. [2024-10-12 21:55:46,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2024-10-12 21:55:46,983 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 21:55:46,983 INFO L215 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] [2024-10-12 21:55:46,983 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-10-12 21:55:46,983 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 21:55:46,984 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 21:55:46,984 INFO L85 PathProgramCache]: Analyzing trace with hash 444349030, now seen corresponding path program 1 times [2024-10-12 21:55:46,984 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 21:55:46,984 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [239635793] [2024-10-12 21:55:46,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 21:55:46,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 21:55:47,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 21:55:47,224 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 21:55:47,224 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 21:55:47,224 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [239635793] [2024-10-12 21:55:47,224 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [239635793] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 21:55:47,224 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 21:55:47,224 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-10-12 21:55:47,225 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1314300122] [2024-10-12 21:55:47,225 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 21:55:47,225 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-10-12 21:55:47,225 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 21:55:47,226 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-10-12 21:55:47,226 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-10-12 21:55:47,226 INFO L87 Difference]: Start difference. First operand 665 states and 982 transitions. Second operand has 9 states, 9 states have (on average 7.222222222222222) internal successors, (65), 9 states have internal predecessors, (65), 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) [2024-10-12 21:55:47,414 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 21:55:47,415 INFO L93 Difference]: Finished difference Result 1261 states and 1865 transitions. [2024-10-12 21:55:47,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-12 21:55:47,415 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 7.222222222222222) internal successors, (65), 9 states have internal predecessors, (65), 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 65 [2024-10-12 21:55:47,416 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 21:55:47,418 INFO L225 Difference]: With dead ends: 1261 [2024-10-12 21:55:47,419 INFO L226 Difference]: Without dead ends: 687 [2024-10-12 21:55:47,420 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-10-12 21:55:47,420 INFO L432 NwaCegarLoop]: 858 mSDtfsCounter, 31 mSDsluCounter, 5067 mSDsCounter, 0 mSdLazyCounter, 233 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 31 SdHoareTripleChecker+Valid, 5925 SdHoareTripleChecker+Invalid, 235 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 233 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-12 21:55:47,420 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [31 Valid, 5925 Invalid, 235 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 233 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-12 21:55:47,422 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 687 states. [2024-10-12 21:55:47,430 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 687 to 680. [2024-10-12 21:55:47,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 680 states, 679 states have (on average 1.4727540500736378) internal successors, (1000), 679 states have internal predecessors, (1000), 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) [2024-10-12 21:55:47,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 680 states and 1000 transitions. [2024-10-12 21:55:47,434 INFO L78 Accepts]: Start accepts. Automaton has 680 states and 1000 transitions. Word has length 65 [2024-10-12 21:55:47,434 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 21:55:47,434 INFO L471 AbstractCegarLoop]: Abstraction has 680 states and 1000 transitions. [2024-10-12 21:55:47,434 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 7.222222222222222) internal successors, (65), 9 states have internal predecessors, (65), 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) [2024-10-12 21:55:47,434 INFO L276 IsEmpty]: Start isEmpty. Operand 680 states and 1000 transitions. [2024-10-12 21:55:47,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2024-10-12 21:55:47,435 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 21:55:47,435 INFO L215 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] [2024-10-12 21:55:47,435 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-10-12 21:55:47,436 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 21:55:47,436 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 21:55:47,436 INFO L85 PathProgramCache]: Analyzing trace with hash -978909792, now seen corresponding path program 1 times [2024-10-12 21:55:47,436 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 21:55:47,436 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [909403182] [2024-10-12 21:55:47,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 21:55:47,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 21:55:47,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 21:55:47,700 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 21:55:47,700 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 21:55:47,700 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [909403182] [2024-10-12 21:55:47,701 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [909403182] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 21:55:47,701 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 21:55:47,701 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-10-12 21:55:47,701 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [243188999] [2024-10-12 21:55:47,701 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 21:55:47,702 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-12 21:55:47,702 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 21:55:47,702 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-12 21:55:47,703 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-10-12 21:55:47,703 INFO L87 Difference]: Start difference. First operand 680 states and 1000 transitions. Second operand has 8 states, 8 states have (on average 8.25) internal successors, (66), 8 states have internal predecessors, (66), 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) [2024-10-12 21:55:47,868 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 21:55:47,868 INFO L93 Difference]: Finished difference Result 1266 states and 1868 transitions. [2024-10-12 21:55:47,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-12 21:55:47,869 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.25) internal successors, (66), 8 states have internal predecessors, (66), 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 66 [2024-10-12 21:55:47,869 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 21:55:47,872 INFO L225 Difference]: With dead ends: 1266 [2024-10-12 21:55:47,872 INFO L226 Difference]: Without dead ends: 689 [2024-10-12 21:55:47,873 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-10-12 21:55:47,874 INFO L432 NwaCegarLoop]: 857 mSDtfsCounter, 8 mSDsluCounter, 5127 mSDsCounter, 0 mSdLazyCounter, 174 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 5984 SdHoareTripleChecker+Invalid, 174 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 174 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-12 21:55:47,874 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 5984 Invalid, 174 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 174 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-12 21:55:47,875 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 689 states. [2024-10-12 21:55:47,886 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 689 to 684. [2024-10-12 21:55:47,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 684 states, 683 states have (on average 1.472913616398243) internal successors, (1006), 683 states have internal predecessors, (1006), 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) [2024-10-12 21:55:47,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 684 states and 1006 transitions. [2024-10-12 21:55:47,889 INFO L78 Accepts]: Start accepts. Automaton has 684 states and 1006 transitions. Word has length 66 [2024-10-12 21:55:47,890 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 21:55:47,890 INFO L471 AbstractCegarLoop]: Abstraction has 684 states and 1006 transitions. [2024-10-12 21:55:47,890 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.25) internal successors, (66), 8 states have internal predecessors, (66), 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) [2024-10-12 21:55:47,890 INFO L276 IsEmpty]: Start isEmpty. Operand 684 states and 1006 transitions. [2024-10-12 21:55:47,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2024-10-12 21:55:47,891 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 21:55:47,891 INFO L215 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] [2024-10-12 21:55:47,891 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-10-12 21:55:47,892 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 21:55:47,892 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 21:55:47,892 INFO L85 PathProgramCache]: Analyzing trace with hash -2048340174, now seen corresponding path program 1 times [2024-10-12 21:55:47,892 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 21:55:47,893 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1039303867] [2024-10-12 21:55:47,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 21:55:47,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 21:55:47,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 21:55:48,283 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 21:55:48,283 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 21:55:48,284 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1039303867] [2024-10-12 21:55:48,284 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1039303867] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 21:55:48,284 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 21:55:48,284 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-10-12 21:55:48,284 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2000117990] [2024-10-12 21:55:48,284 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 21:55:48,284 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-10-12 21:55:48,284 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 21:55:48,285 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-10-12 21:55:48,285 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-10-12 21:55:48,285 INFO L87 Difference]: Start difference. First operand 684 states and 1006 transitions. Second operand has 9 states, 9 states have (on average 7.333333333333333) internal successors, (66), 9 states have internal predecessors, (66), 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) [2024-10-12 21:55:48,482 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 21:55:48,482 INFO L93 Difference]: Finished difference Result 1289 states and 1900 transitions. [2024-10-12 21:55:48,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-12 21:55:48,483 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 7.333333333333333) internal successors, (66), 9 states have internal predecessors, (66), 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 66 [2024-10-12 21:55:48,483 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 21:55:48,485 INFO L225 Difference]: With dead ends: 1289 [2024-10-12 21:55:48,486 INFO L226 Difference]: Without dead ends: 703 [2024-10-12 21:55:48,487 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-10-12 21:55:48,487 INFO L432 NwaCegarLoop]: 867 mSDtfsCounter, 18 mSDsluCounter, 5093 mSDsCounter, 0 mSdLazyCounter, 247 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18 SdHoareTripleChecker+Valid, 5960 SdHoareTripleChecker+Invalid, 248 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 247 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-12 21:55:48,488 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [18 Valid, 5960 Invalid, 248 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 247 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-12 21:55:48,489 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 703 states. [2024-10-12 21:55:48,497 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 703 to 698. [2024-10-12 21:55:48,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 698 states, 697 states have (on average 1.4677187948350072) internal successors, (1023), 697 states have internal predecessors, (1023), 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) [2024-10-12 21:55:48,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 698 states to 698 states and 1023 transitions. [2024-10-12 21:55:48,502 INFO L78 Accepts]: Start accepts. Automaton has 698 states and 1023 transitions. Word has length 66 [2024-10-12 21:55:48,502 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 21:55:48,502 INFO L471 AbstractCegarLoop]: Abstraction has 698 states and 1023 transitions. [2024-10-12 21:55:48,502 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 7.333333333333333) internal successors, (66), 9 states have internal predecessors, (66), 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) [2024-10-12 21:55:48,502 INFO L276 IsEmpty]: Start isEmpty. Operand 698 states and 1023 transitions. [2024-10-12 21:55:48,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2024-10-12 21:55:48,503 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 21:55:48,503 INFO L215 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] [2024-10-12 21:55:48,503 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-10-12 21:55:48,504 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 21:55:48,504 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 21:55:48,504 INFO L85 PathProgramCache]: Analyzing trace with hash 613104451, now seen corresponding path program 1 times [2024-10-12 21:55:48,505 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 21:55:48,505 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1959130595] [2024-10-12 21:55:48,505 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 21:55:48,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 21:55:48,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 21:55:49,111 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 21:55:49,111 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 21:55:49,111 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1959130595] [2024-10-12 21:55:49,111 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1959130595] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 21:55:49,112 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 21:55:49,112 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-12 21:55:49,112 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [444497168] [2024-10-12 21:55:49,112 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 21:55:49,112 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-12 21:55:49,113 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 21:55:49,113 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-12 21:55:49,113 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2024-10-12 21:55:49,113 INFO L87 Difference]: Start difference. First operand 698 states and 1023 transitions. Second operand has 8 states, 8 states have (on average 8.375) internal successors, (67), 7 states have internal predecessors, (67), 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) [2024-10-12 21:55:49,364 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 21:55:49,364 INFO L93 Difference]: Finished difference Result 1321 states and 1942 transitions. [2024-10-12 21:55:49,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-12 21:55:49,365 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.375) internal successors, (67), 7 states have internal predecessors, (67), 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 67 [2024-10-12 21:55:49,365 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 21:55:49,368 INFO L225 Difference]: With dead ends: 1321 [2024-10-12 21:55:49,368 INFO L226 Difference]: Without dead ends: 738 [2024-10-12 21:55:49,369 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2024-10-12 21:55:49,369 INFO L432 NwaCegarLoop]: 832 mSDtfsCounter, 847 mSDsluCounter, 3300 mSDsCounter, 0 mSdLazyCounter, 267 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 847 SdHoareTripleChecker+Valid, 4132 SdHoareTripleChecker+Invalid, 267 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 267 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-12 21:55:49,369 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [847 Valid, 4132 Invalid, 267 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 267 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-12 21:55:49,370 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 738 states. [2024-10-12 21:55:49,378 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 738 to 722. [2024-10-12 21:55:49,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 722 states, 721 states have (on average 1.463245492371706) internal successors, (1055), 721 states have internal predecessors, (1055), 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) [2024-10-12 21:55:49,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 722 states and 1055 transitions. [2024-10-12 21:55:49,382 INFO L78 Accepts]: Start accepts. Automaton has 722 states and 1055 transitions. Word has length 67 [2024-10-12 21:55:49,382 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 21:55:49,382 INFO L471 AbstractCegarLoop]: Abstraction has 722 states and 1055 transitions. [2024-10-12 21:55:49,382 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.375) internal successors, (67), 7 states have internal predecessors, (67), 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) [2024-10-12 21:55:49,382 INFO L276 IsEmpty]: Start isEmpty. Operand 722 states and 1055 transitions. [2024-10-12 21:55:49,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2024-10-12 21:55:49,383 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 21:55:49,383 INFO L215 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] [2024-10-12 21:55:49,383 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-10-12 21:55:49,384 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 21:55:49,384 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 21:55:49,384 INFO L85 PathProgramCache]: Analyzing trace with hash -1319129964, now seen corresponding path program 1 times [2024-10-12 21:55:49,384 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 21:55:49,384 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [928768363] [2024-10-12 21:55:49,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 21:55:49,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 21:55:49,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 21:55:49,673 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 21:55:49,673 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 21:55:49,673 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [928768363] [2024-10-12 21:55:49,673 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [928768363] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 21:55:49,673 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 21:55:49,674 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-12 21:55:49,674 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [302367508] [2024-10-12 21:55:49,674 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 21:55:49,674 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-12 21:55:49,674 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 21:55:49,675 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-12 21:55:49,675 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-10-12 21:55:49,675 INFO L87 Difference]: Start difference. First operand 722 states and 1055 transitions. Second operand has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 6 states have internal predecessors, (67), 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) [2024-10-12 21:55:49,759 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 21:55:49,759 INFO L93 Difference]: Finished difference Result 1323 states and 1941 transitions. [2024-10-12 21:55:49,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-12 21:55:49,760 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 6 states have internal predecessors, (67), 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 67 [2024-10-12 21:55:49,760 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 21:55:49,763 INFO L225 Difference]: With dead ends: 1323 [2024-10-12 21:55:49,763 INFO L226 Difference]: Without dead ends: 730 [2024-10-12 21:55:49,764 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2024-10-12 21:55:49,765 INFO L432 NwaCegarLoop]: 876 mSDtfsCounter, 836 mSDsluCounter, 3480 mSDsCounter, 0 mSdLazyCounter, 43 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 836 SdHoareTripleChecker+Valid, 4356 SdHoareTripleChecker+Invalid, 44 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 43 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-12 21:55:49,765 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [836 Valid, 4356 Invalid, 44 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 43 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-12 21:55:49,766 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 730 states. [2024-10-12 21:55:49,775 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 730 to 730. [2024-10-12 21:55:49,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 730 states, 729 states have (on average 1.4609053497942386) internal successors, (1065), 729 states have internal predecessors, (1065), 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) [2024-10-12 21:55:49,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 730 states to 730 states and 1065 transitions. [2024-10-12 21:55:49,779 INFO L78 Accepts]: Start accepts. Automaton has 730 states and 1065 transitions. Word has length 67 [2024-10-12 21:55:49,779 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 21:55:49,779 INFO L471 AbstractCegarLoop]: Abstraction has 730 states and 1065 transitions. [2024-10-12 21:55:49,779 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 6 states have internal predecessors, (67), 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) [2024-10-12 21:55:49,779 INFO L276 IsEmpty]: Start isEmpty. Operand 730 states and 1065 transitions. [2024-10-12 21:55:49,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-10-12 21:55:49,780 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 21:55:49,780 INFO L215 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] [2024-10-12 21:55:49,780 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-10-12 21:55:49,781 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 21:55:49,781 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 21:55:49,781 INFO L85 PathProgramCache]: Analyzing trace with hash -1354404922, now seen corresponding path program 1 times [2024-10-12 21:55:49,781 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 21:55:49,781 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1266466273] [2024-10-12 21:55:49,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 21:55:49,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 21:55:49,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 21:55:50,015 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 21:55:50,015 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 21:55:50,016 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1266466273] [2024-10-12 21:55:50,016 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1266466273] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 21:55:50,016 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 21:55:50,016 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-12 21:55:50,016 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1832355453] [2024-10-12 21:55:50,016 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 21:55:50,017 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-12 21:55:50,017 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 21:55:50,017 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-12 21:55:50,017 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-12 21:55:50,018 INFO L87 Difference]: Start difference. First operand 730 states and 1065 transitions. Second operand has 5 states, 5 states have (on average 13.6) internal successors, (68), 4 states have internal predecessors, (68), 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) [2024-10-12 21:55:50,104 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 21:55:50,105 INFO L93 Difference]: Finished difference Result 1846 states and 2714 transitions. [2024-10-12 21:55:50,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-12 21:55:50,105 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.6) internal successors, (68), 4 states have internal predecessors, (68), 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 68 [2024-10-12 21:55:50,105 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 21:55:50,110 INFO L225 Difference]: With dead ends: 1846 [2024-10-12 21:55:50,110 INFO L226 Difference]: Without dead ends: 1218 [2024-10-12 21:55:50,111 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-10-12 21:55:50,112 INFO L432 NwaCegarLoop]: 871 mSDtfsCounter, 2314 mSDsluCounter, 1713 mSDsCounter, 0 mSdLazyCounter, 43 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2314 SdHoareTripleChecker+Valid, 2584 SdHoareTripleChecker+Invalid, 43 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 43 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-12 21:55:50,112 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2314 Valid, 2584 Invalid, 43 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 43 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-12 21:55:50,113 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1218 states. [2024-10-12 21:55:50,125 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1218 to 710. [2024-10-12 21:55:50,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 710 states, 709 states have (on average 1.456981664315938) internal successors, (1033), 709 states have internal predecessors, (1033), 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) [2024-10-12 21:55:50,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 710 states to 710 states and 1033 transitions. [2024-10-12 21:55:50,128 INFO L78 Accepts]: Start accepts. Automaton has 710 states and 1033 transitions. Word has length 68 [2024-10-12 21:55:50,129 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 21:55:50,129 INFO L471 AbstractCegarLoop]: Abstraction has 710 states and 1033 transitions. [2024-10-12 21:55:50,129 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.6) internal successors, (68), 4 states have internal predecessors, (68), 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) [2024-10-12 21:55:50,129 INFO L276 IsEmpty]: Start isEmpty. Operand 710 states and 1033 transitions. [2024-10-12 21:55:50,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-10-12 21:55:50,130 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 21:55:50,130 INFO L215 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] [2024-10-12 21:55:50,130 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-10-12 21:55:50,130 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 21:55:50,130 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 21:55:50,131 INFO L85 PathProgramCache]: Analyzing trace with hash -1124129643, now seen corresponding path program 1 times [2024-10-12 21:55:50,131 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 21:55:50,131 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1410676205] [2024-10-12 21:55:50,131 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 21:55:50,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 21:55:50,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 21:55:50,327 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 21:55:50,328 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 21:55:50,328 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1410676205] [2024-10-12 21:55:50,328 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1410676205] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 21:55:50,328 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 21:55:50,328 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-12 21:55:50,329 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1900791078] [2024-10-12 21:55:50,329 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 21:55:50,329 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-12 21:55:50,329 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 21:55:50,330 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-12 21:55:50,330 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-12 21:55:50,330 INFO L87 Difference]: Start difference. First operand 710 states and 1033 transitions. Second operand has 5 states, 5 states have (on average 13.6) internal successors, (68), 4 states have internal predecessors, (68), 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) [2024-10-12 21:55:51,073 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 21:55:51,074 INFO L93 Difference]: Finished difference Result 1779 states and 2615 transitions. [2024-10-12 21:55:51,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-12 21:55:51,074 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.6) internal successors, (68), 4 states have internal predecessors, (68), 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 68 [2024-10-12 21:55:51,075 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 21:55:51,078 INFO L225 Difference]: With dead ends: 1779 [2024-10-12 21:55:51,079 INFO L226 Difference]: Without dead ends: 1190 [2024-10-12 21:55:51,080 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-10-12 21:55:51,080 INFO L432 NwaCegarLoop]: 658 mSDtfsCounter, 796 mSDsluCounter, 1906 mSDsCounter, 0 mSdLazyCounter, 895 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 796 SdHoareTripleChecker+Valid, 2564 SdHoareTripleChecker+Invalid, 895 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 895 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-10-12 21:55:51,081 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [796 Valid, 2564 Invalid, 895 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 895 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-10-12 21:55:51,082 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1190 states. [2024-10-12 21:55:51,093 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1190 to 712. [2024-10-12 21:55:51,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 712 states, 711 states have (on average 1.4556962025316456) internal successors, (1035), 711 states have internal predecessors, (1035), 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) [2024-10-12 21:55:51,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 712 states to 712 states and 1035 transitions. [2024-10-12 21:55:51,096 INFO L78 Accepts]: Start accepts. Automaton has 712 states and 1035 transitions. Word has length 68 [2024-10-12 21:55:51,096 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 21:55:51,096 INFO L471 AbstractCegarLoop]: Abstraction has 712 states and 1035 transitions. [2024-10-12 21:55:51,097 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.6) internal successors, (68), 4 states have internal predecessors, (68), 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) [2024-10-12 21:55:51,097 INFO L276 IsEmpty]: Start isEmpty. Operand 712 states and 1035 transitions. [2024-10-12 21:55:51,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2024-10-12 21:55:51,097 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 21:55:51,097 INFO L215 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] [2024-10-12 21:55:51,098 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-10-12 21:55:51,098 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 21:55:51,098 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 21:55:51,098 INFO L85 PathProgramCache]: Analyzing trace with hash -168933896, now seen corresponding path program 1 times [2024-10-12 21:55:51,098 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 21:55:51,098 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1690802583] [2024-10-12 21:55:51,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 21:55:51,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 21:55:51,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 21:55:51,488 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 21:55:51,489 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 21:55:51,489 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1690802583] [2024-10-12 21:55:51,489 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1690802583] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 21:55:51,489 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 21:55:51,489 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-10-12 21:55:51,489 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [808363301] [2024-10-12 21:55:51,490 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 21:55:51,490 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-10-12 21:55:51,490 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 21:55:51,491 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-10-12 21:55:51,492 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2024-10-12 21:55:51,492 INFO L87 Difference]: Start difference. First operand 712 states and 1035 transitions. Second operand has 10 states, 10 states have (on average 6.9) internal successors, (69), 9 states have internal predecessors, (69), 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) [2024-10-12 21:55:51,810 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 21:55:51,810 INFO L93 Difference]: Finished difference Result 1324 states and 1937 transitions. [2024-10-12 21:55:51,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-12 21:55:51,811 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 6.9) internal successors, (69), 9 states have internal predecessors, (69), 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 69 [2024-10-12 21:55:51,811 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 21:55:51,813 INFO L225 Difference]: With dead ends: 1324 [2024-10-12 21:55:51,814 INFO L226 Difference]: Without dead ends: 732 [2024-10-12 21:55:51,815 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=56, Invalid=154, Unknown=0, NotChecked=0, Total=210 [2024-10-12 21:55:51,815 INFO L432 NwaCegarLoop]: 834 mSDtfsCounter, 902 mSDsluCounter, 3298 mSDsCounter, 0 mSdLazyCounter, 309 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 902 SdHoareTripleChecker+Valid, 4132 SdHoareTripleChecker+Invalid, 311 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 309 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-12 21:55:51,815 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [902 Valid, 4132 Invalid, 311 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 309 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-12 21:55:51,816 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 732 states. [2024-10-12 21:55:51,825 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 732 to 720. [2024-10-12 21:55:51,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 720 states, 719 states have (on average 1.4561891515994436) internal successors, (1047), 719 states have internal predecessors, (1047), 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) [2024-10-12 21:55:51,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 720 states to 720 states and 1047 transitions. [2024-10-12 21:55:51,828 INFO L78 Accepts]: Start accepts. Automaton has 720 states and 1047 transitions. Word has length 69 [2024-10-12 21:55:51,828 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 21:55:51,828 INFO L471 AbstractCegarLoop]: Abstraction has 720 states and 1047 transitions. [2024-10-12 21:55:51,828 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 6.9) internal successors, (69), 9 states have internal predecessors, (69), 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) [2024-10-12 21:55:51,829 INFO L276 IsEmpty]: Start isEmpty. Operand 720 states and 1047 transitions. [2024-10-12 21:55:51,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2024-10-12 21:55:51,829 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 21:55:51,829 INFO L215 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] [2024-10-12 21:55:51,830 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-10-12 21:55:51,830 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 21:55:51,830 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 21:55:51,830 INFO L85 PathProgramCache]: Analyzing trace with hash 1151419653, now seen corresponding path program 1 times [2024-10-12 21:55:51,830 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 21:55:51,830 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [449942359] [2024-10-12 21:55:51,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 21:55:51,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 21:55:51,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 21:55:52,131 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 21:55:52,131 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 21:55:52,132 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [449942359] [2024-10-12 21:55:52,132 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [449942359] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 21:55:52,132 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 21:55:52,132 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-12 21:55:52,132 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1776277177] [2024-10-12 21:55:52,132 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 21:55:52,132 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-12 21:55:52,133 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 21:55:52,133 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-12 21:55:52,133 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-10-12 21:55:52,133 INFO L87 Difference]: Start difference. First operand 720 states and 1047 transitions. Second operand has 8 states, 8 states have (on average 8.75) internal successors, (70), 7 states have internal predecessors, (70), 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) [2024-10-12 21:55:52,426 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 21:55:52,426 INFO L93 Difference]: Finished difference Result 1354 states and 1972 transitions. [2024-10-12 21:55:52,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-12 21:55:52,427 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.75) internal successors, (70), 7 states have internal predecessors, (70), 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 70 [2024-10-12 21:55:52,427 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 21:55:52,430 INFO L225 Difference]: With dead ends: 1354 [2024-10-12 21:55:52,430 INFO L226 Difference]: Without dead ends: 732 [2024-10-12 21:55:52,431 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2024-10-12 21:55:52,431 INFO L432 NwaCegarLoop]: 830 mSDtfsCounter, 871 mSDsluCounter, 4140 mSDsCounter, 0 mSdLazyCounter, 304 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 871 SdHoareTripleChecker+Valid, 4970 SdHoareTripleChecker+Invalid, 305 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 304 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-12 21:55:52,432 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [871 Valid, 4970 Invalid, 305 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 304 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-12 21:55:52,433 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 732 states. [2024-10-12 21:55:52,441 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 732 to 723. [2024-10-12 21:55:52,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 723 states, 722 states have (on average 1.4529085872576177) internal successors, (1049), 722 states have internal predecessors, (1049), 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) [2024-10-12 21:55:52,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 723 states to 723 states and 1049 transitions. [2024-10-12 21:55:52,445 INFO L78 Accepts]: Start accepts. Automaton has 723 states and 1049 transitions. Word has length 70 [2024-10-12 21:55:52,445 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 21:55:52,445 INFO L471 AbstractCegarLoop]: Abstraction has 723 states and 1049 transitions. [2024-10-12 21:55:52,445 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.75) internal successors, (70), 7 states have internal predecessors, (70), 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) [2024-10-12 21:55:52,445 INFO L276 IsEmpty]: Start isEmpty. Operand 723 states and 1049 transitions. [2024-10-12 21:55:52,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2024-10-12 21:55:52,446 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 21:55:52,446 INFO L215 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] [2024-10-12 21:55:52,446 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-10-12 21:55:52,447 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 21:55:52,447 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 21:55:52,447 INFO L85 PathProgramCache]: Analyzing trace with hash 1851064050, now seen corresponding path program 1 times [2024-10-12 21:55:52,447 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 21:55:52,447 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1899935089] [2024-10-12 21:55:52,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 21:55:52,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 21:55:52,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 21:55:52,704 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 21:55:52,705 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 21:55:52,705 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1899935089] [2024-10-12 21:55:52,705 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1899935089] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 21:55:52,706 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 21:55:52,706 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-10-12 21:55:52,706 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2118375432] [2024-10-12 21:55:52,707 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 21:55:52,708 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-12 21:55:52,708 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 21:55:52,708 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-12 21:55:52,709 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-10-12 21:55:52,709 INFO L87 Difference]: Start difference. First operand 723 states and 1049 transitions. Second operand has 8 states, 8 states have (on average 8.75) internal successors, (70), 8 states have internal predecessors, (70), 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) [2024-10-12 21:55:52,847 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 21:55:52,848 INFO L93 Difference]: Finished difference Result 1337 states and 1949 transitions. [2024-10-12 21:55:52,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-12 21:55:52,848 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.75) internal successors, (70), 8 states have internal predecessors, (70), 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 70 [2024-10-12 21:55:52,849 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 21:55:52,851 INFO L225 Difference]: With dead ends: 1337 [2024-10-12 21:55:52,851 INFO L226 Difference]: Without dead ends: 730 [2024-10-12 21:55:52,852 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-10-12 21:55:52,853 INFO L432 NwaCegarLoop]: 860 mSDtfsCounter, 5 mSDsluCounter, 5142 mSDsCounter, 0 mSdLazyCounter, 169 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 6002 SdHoareTripleChecker+Invalid, 169 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 169 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-12 21:55:52,854 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 6002 Invalid, 169 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 169 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-12 21:55:52,858 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 730 states. [2024-10-12 21:55:52,868 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 730 to 713. [2024-10-12 21:55:52,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 713 states, 712 states have (on average 1.4592696629213484) internal successors, (1039), 712 states have internal predecessors, (1039), 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) [2024-10-12 21:55:52,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 713 states to 713 states and 1039 transitions. [2024-10-12 21:55:52,871 INFO L78 Accepts]: Start accepts. Automaton has 713 states and 1039 transitions. Word has length 70 [2024-10-12 21:55:52,872 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 21:55:52,872 INFO L471 AbstractCegarLoop]: Abstraction has 713 states and 1039 transitions. [2024-10-12 21:55:52,872 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.75) internal successors, (70), 8 states have internal predecessors, (70), 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) [2024-10-12 21:55:52,872 INFO L276 IsEmpty]: Start isEmpty. Operand 713 states and 1039 transitions. [2024-10-12 21:55:52,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2024-10-12 21:55:52,873 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 21:55:52,873 INFO L215 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] [2024-10-12 21:55:52,874 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-10-12 21:55:52,874 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 21:55:52,875 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 21:55:52,875 INFO L85 PathProgramCache]: Analyzing trace with hash 1026104982, now seen corresponding path program 1 times [2024-10-12 21:55:52,875 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 21:55:52,875 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1253149196] [2024-10-12 21:55:52,875 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 21:55:52,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 21:55:52,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 21:55:53,169 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 21:55:53,169 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 21:55:53,170 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1253149196] [2024-10-12 21:55:53,170 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1253149196] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 21:55:53,170 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 21:55:53,171 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-10-12 21:55:53,171 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1496964044] [2024-10-12 21:55:53,171 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 21:55:53,171 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-10-12 21:55:53,171 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 21:55:53,172 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-10-12 21:55:53,172 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2024-10-12 21:55:53,173 INFO L87 Difference]: Start difference. First operand 713 states and 1039 transitions. Second operand has 9 states, 9 states have (on average 7.777777777777778) internal successors, (70), 8 states have internal predecessors, (70), 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) [2024-10-12 21:55:53,403 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 21:55:53,403 INFO L93 Difference]: Finished difference Result 1833 states and 2693 transitions. [2024-10-12 21:55:53,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-12 21:55:53,404 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 7.777777777777778) internal successors, (70), 8 states have internal predecessors, (70), 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 70 [2024-10-12 21:55:53,404 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 21:55:53,408 INFO L225 Difference]: With dead ends: 1833 [2024-10-12 21:55:53,408 INFO L226 Difference]: Without dead ends: 1227 [2024-10-12 21:55:53,410 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=57, Invalid=153, Unknown=0, NotChecked=0, Total=210 [2024-10-12 21:55:53,410 INFO L432 NwaCegarLoop]: 867 mSDtfsCounter, 2326 mSDsluCounter, 4285 mSDsCounter, 0 mSdLazyCounter, 124 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2326 SdHoareTripleChecker+Valid, 5152 SdHoareTripleChecker+Invalid, 126 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 124 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-12 21:55:53,410 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2326 Valid, 5152 Invalid, 126 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 124 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-12 21:55:53,414 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1227 states. [2024-10-12 21:55:53,428 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1227 to 717. [2024-10-12 21:55:53,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 717 states, 716 states have (on average 1.4567039106145252) internal successors, (1043), 716 states have internal predecessors, (1043), 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) [2024-10-12 21:55:53,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 717 states to 717 states and 1043 transitions. [2024-10-12 21:55:53,432 INFO L78 Accepts]: Start accepts. Automaton has 717 states and 1043 transitions. Word has length 70 [2024-10-12 21:55:53,432 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 21:55:53,432 INFO L471 AbstractCegarLoop]: Abstraction has 717 states and 1043 transitions. [2024-10-12 21:55:53,432 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 7.777777777777778) internal successors, (70), 8 states have internal predecessors, (70), 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) [2024-10-12 21:55:53,432 INFO L276 IsEmpty]: Start isEmpty. Operand 717 states and 1043 transitions. [2024-10-12 21:55:53,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2024-10-12 21:55:53,433 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 21:55:53,433 INFO L215 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] [2024-10-12 21:55:53,434 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-10-12 21:55:53,434 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 21:55:53,434 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 21:55:53,434 INFO L85 PathProgramCache]: Analyzing trace with hash -1834439174, now seen corresponding path program 1 times [2024-10-12 21:55:53,435 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 21:55:53,435 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1674960814] [2024-10-12 21:55:53,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 21:55:53,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 21:55:53,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 21:55:53,838 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 21:55:53,838 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 21:55:53,838 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1674960814] [2024-10-12 21:55:53,838 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1674960814] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 21:55:53,839 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 21:55:53,839 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-12 21:55:53,839 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [999469053] [2024-10-12 21:55:53,839 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 21:55:53,840 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-12 21:55:53,840 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 21:55:53,840 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-12 21:55:53,841 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-10-12 21:55:53,841 INFO L87 Difference]: Start difference. First operand 717 states and 1043 transitions. Second operand has 7 states, 7 states have (on average 10.0) internal successors, (70), 6 states have internal predecessors, (70), 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) [2024-10-12 21:55:54,074 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 21:55:54,075 INFO L93 Difference]: Finished difference Result 1320 states and 1929 transitions. [2024-10-12 21:55:54,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-12 21:55:54,076 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 10.0) internal successors, (70), 6 states have internal predecessors, (70), 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 70 [2024-10-12 21:55:54,076 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 21:55:54,079 INFO L225 Difference]: With dead ends: 1320 [2024-10-12 21:55:54,079 INFO L226 Difference]: Without dead ends: 726 [2024-10-12 21:55:54,080 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2024-10-12 21:55:54,081 INFO L432 NwaCegarLoop]: 848 mSDtfsCounter, 826 mSDsluCounter, 3351 mSDsCounter, 0 mSdLazyCounter, 233 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 826 SdHoareTripleChecker+Valid, 4199 SdHoareTripleChecker+Invalid, 234 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 233 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-12 21:55:54,081 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [826 Valid, 4199 Invalid, 234 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 233 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-12 21:55:54,082 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 726 states. [2024-10-12 21:55:54,092 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 726 to 717. [2024-10-12 21:55:54,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 717 states, 716 states have (on average 1.4567039106145252) internal successors, (1043), 716 states have internal predecessors, (1043), 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) [2024-10-12 21:55:54,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 717 states to 717 states and 1043 transitions. [2024-10-12 21:55:54,097 INFO L78 Accepts]: Start accepts. Automaton has 717 states and 1043 transitions. Word has length 70 [2024-10-12 21:55:54,097 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 21:55:54,098 INFO L471 AbstractCegarLoop]: Abstraction has 717 states and 1043 transitions. [2024-10-12 21:55:54,098 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.0) internal successors, (70), 6 states have internal predecessors, (70), 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) [2024-10-12 21:55:54,098 INFO L276 IsEmpty]: Start isEmpty. Operand 717 states and 1043 transitions. [2024-10-12 21:55:54,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2024-10-12 21:55:54,099 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 21:55:54,099 INFO L215 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] [2024-10-12 21:55:54,099 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-10-12 21:55:54,099 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 21:55:54,099 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 21:55:54,099 INFO L85 PathProgramCache]: Analyzing trace with hash 935048916, now seen corresponding path program 1 times [2024-10-12 21:55:54,100 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 21:55:54,100 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1149730956] [2024-10-12 21:55:54,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 21:55:54,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 21:55:54,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 21:55:54,235 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 21:55:54,235 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 21:55:54,235 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1149730956] [2024-10-12 21:55:54,236 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1149730956] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 21:55:54,236 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 21:55:54,236 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-12 21:55:54,236 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [883763780] [2024-10-12 21:55:54,237 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 21:55:54,237 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-12 21:55:54,237 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 21:55:54,237 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-12 21:55:54,238 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-12 21:55:54,238 INFO L87 Difference]: Start difference. First operand 717 states and 1043 transitions. Second operand has 4 states, 4 states have (on average 17.75) internal successors, (71), 4 states have internal predecessors, (71), 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) [2024-10-12 21:55:54,318 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 21:55:54,319 INFO L93 Difference]: Finished difference Result 1328 states and 1940 transitions. [2024-10-12 21:55:54,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-12 21:55:54,320 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.75) internal successors, (71), 4 states have internal predecessors, (71), 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 71 [2024-10-12 21:55:54,320 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 21:55:54,322 INFO L225 Difference]: With dead ends: 1328 [2024-10-12 21:55:54,323 INFO L226 Difference]: Without dead ends: 717 [2024-10-12 21:55:54,324 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-12 21:55:54,325 INFO L432 NwaCegarLoop]: 842 mSDtfsCounter, 874 mSDsluCounter, 835 mSDsCounter, 0 mSdLazyCounter, 72 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 874 SdHoareTripleChecker+Valid, 1677 SdHoareTripleChecker+Invalid, 76 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 72 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-12 21:55:54,325 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [874 Valid, 1677 Invalid, 76 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 72 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-12 21:55:54,326 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 717 states. [2024-10-12 21:55:54,336 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 717 to 717. [2024-10-12 21:55:54,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 717 states, 716 states have (on average 1.4539106145251397) internal successors, (1041), 716 states have internal predecessors, (1041), 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) [2024-10-12 21:55:54,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 717 states to 717 states and 1041 transitions. [2024-10-12 21:55:54,339 INFO L78 Accepts]: Start accepts. Automaton has 717 states and 1041 transitions. Word has length 71 [2024-10-12 21:55:54,339 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 21:55:54,339 INFO L471 AbstractCegarLoop]: Abstraction has 717 states and 1041 transitions. [2024-10-12 21:55:54,339 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.75) internal successors, (71), 4 states have internal predecessors, (71), 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) [2024-10-12 21:55:54,339 INFO L276 IsEmpty]: Start isEmpty. Operand 717 states and 1041 transitions. [2024-10-12 21:55:54,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2024-10-12 21:55:54,340 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 21:55:54,340 INFO L215 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] [2024-10-12 21:55:54,340 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-10-12 21:55:54,341 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 21:55:54,341 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 21:55:54,341 INFO L85 PathProgramCache]: Analyzing trace with hash 821742837, now seen corresponding path program 1 times [2024-10-12 21:55:54,341 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 21:55:54,341 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1204236009] [2024-10-12 21:55:54,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 21:55:54,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 21:55:54,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 21:55:54,598 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 21:55:54,599 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 21:55:54,599 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1204236009] [2024-10-12 21:55:54,599 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1204236009] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 21:55:54,599 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 21:55:54,599 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-12 21:55:54,600 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1062322517] [2024-10-12 21:55:54,600 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 21:55:54,600 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-12 21:55:54,600 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 21:55:54,600 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-12 21:55:54,600 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-10-12 21:55:54,601 INFO L87 Difference]: Start difference. First operand 717 states and 1041 transitions. Second operand has 7 states, 7 states have (on average 10.285714285714286) internal successors, (72), 6 states have internal predecessors, (72), 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) [2024-10-12 21:55:54,767 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 21:55:54,767 INFO L93 Difference]: Finished difference Result 1335 states and 1945 transitions. [2024-10-12 21:55:54,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-12 21:55:54,768 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 10.285714285714286) internal successors, (72), 6 states have internal predecessors, (72), 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 72 [2024-10-12 21:55:54,768 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 21:55:54,770 INFO L225 Difference]: With dead ends: 1335 [2024-10-12 21:55:54,770 INFO L226 Difference]: Without dead ends: 715 [2024-10-12 21:55:54,771 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2024-10-12 21:55:54,772 INFO L432 NwaCegarLoop]: 838 mSDtfsCounter, 852 mSDsluCounter, 2488 mSDsCounter, 0 mSdLazyCounter, 166 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 852 SdHoareTripleChecker+Valid, 3326 SdHoareTripleChecker+Invalid, 167 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 166 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-12 21:55:54,773 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [852 Valid, 3326 Invalid, 167 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 166 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-12 21:55:54,774 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 715 states. [2024-10-12 21:55:54,782 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 715 to 713. [2024-10-12 21:55:54,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 713 states, 712 states have (on average 1.452247191011236) internal successors, (1034), 712 states have internal predecessors, (1034), 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) [2024-10-12 21:55:54,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 713 states to 713 states and 1034 transitions. [2024-10-12 21:55:54,786 INFO L78 Accepts]: Start accepts. Automaton has 713 states and 1034 transitions. Word has length 72 [2024-10-12 21:55:54,786 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 21:55:54,786 INFO L471 AbstractCegarLoop]: Abstraction has 713 states and 1034 transitions. [2024-10-12 21:55:54,786 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.285714285714286) internal successors, (72), 6 states have internal predecessors, (72), 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) [2024-10-12 21:55:54,787 INFO L276 IsEmpty]: Start isEmpty. Operand 713 states and 1034 transitions. [2024-10-12 21:55:54,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2024-10-12 21:55:54,787 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 21:55:54,787 INFO L215 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] [2024-10-12 21:55:54,788 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2024-10-12 21:55:54,788 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 21:55:54,788 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 21:55:54,788 INFO L85 PathProgramCache]: Analyzing trace with hash 639612090, now seen corresponding path program 1 times [2024-10-12 21:55:54,789 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 21:55:54,789 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [177239401] [2024-10-12 21:55:54,789 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 21:55:54,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 21:55:54,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 21:55:54,952 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 21:55:54,953 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 21:55:54,954 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [177239401] [2024-10-12 21:55:54,954 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [177239401] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 21:55:54,954 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 21:55:54,954 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-12 21:55:54,954 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1470530578] [2024-10-12 21:55:54,954 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 21:55:54,955 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-12 21:55:54,955 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 21:55:54,955 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-12 21:55:54,955 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-12 21:55:54,955 INFO L87 Difference]: Start difference. First operand 713 states and 1034 transitions. Second operand has 4 states, 4 states have (on average 18.0) internal successors, (72), 3 states have internal predecessors, (72), 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) [2024-10-12 21:55:55,028 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 21:55:55,028 INFO L93 Difference]: Finished difference Result 1316 states and 1918 transitions. [2024-10-12 21:55:55,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-12 21:55:55,029 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 18.0) internal successors, (72), 3 states have internal predecessors, (72), 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 72 [2024-10-12 21:55:55,029 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 21:55:55,031 INFO L225 Difference]: With dead ends: 1316 [2024-10-12 21:55:55,031 INFO L226 Difference]: Without dead ends: 715 [2024-10-12 21:55:55,032 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-12 21:55:55,033 INFO L432 NwaCegarLoop]: 848 mSDtfsCounter, 826 mSDsluCounter, 845 mSDsCounter, 0 mSdLazyCounter, 66 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 826 SdHoareTripleChecker+Valid, 1693 SdHoareTripleChecker+Invalid, 66 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 66 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-12 21:55:55,033 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [826 Valid, 1693 Invalid, 66 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 66 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-12 21:55:55,034 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 715 states. [2024-10-12 21:55:55,044 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 715 to 705. [2024-10-12 21:55:55,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 705 states, 704 states have (on average 1.4545454545454546) internal successors, (1024), 704 states have internal predecessors, (1024), 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) [2024-10-12 21:55:55,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 705 states to 705 states and 1024 transitions. [2024-10-12 21:55:55,051 INFO L78 Accepts]: Start accepts. Automaton has 705 states and 1024 transitions. Word has length 72 [2024-10-12 21:55:55,052 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 21:55:55,052 INFO L471 AbstractCegarLoop]: Abstraction has 705 states and 1024 transitions. [2024-10-12 21:55:55,052 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.0) internal successors, (72), 3 states have internal predecessors, (72), 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) [2024-10-12 21:55:55,052 INFO L276 IsEmpty]: Start isEmpty. Operand 705 states and 1024 transitions. [2024-10-12 21:55:55,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2024-10-12 21:55:55,053 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 21:55:55,053 INFO L215 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] [2024-10-12 21:55:55,053 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2024-10-12 21:55:55,054 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 21:55:55,054 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 21:55:55,054 INFO L85 PathProgramCache]: Analyzing trace with hash 831594677, now seen corresponding path program 1 times [2024-10-12 21:55:55,054 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 21:55:55,054 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [589743541] [2024-10-12 21:55:55,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 21:55:55,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 21:55:55,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 21:55:55,092 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-12 21:55:55,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 21:55:55,173 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-12 21:55:55,173 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-10-12 21:55:55,174 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-10-12 21:55:55,176 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2024-10-12 21:55:55,178 INFO L407 BasicCegarLoop]: Path program 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] [2024-10-12 21:55:55,250 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-10-12 21:55:55,255 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.10 09:55:55 BoogieIcfgContainer [2024-10-12 21:55:55,256 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-12 21:55:55,256 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-12 21:55:55,257 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-12 21:55:55,257 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-12 21:55:55,257 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 09:55:42" (3/4) ... [2024-10-12 21:55:55,259 INFO L142 WitnessPrinter]: No result that supports witness generation found [2024-10-12 21:55:55,260 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-12 21:55:55,260 INFO L158 Benchmark]: Toolchain (without parser) took 16736.17ms. Allocated memory was 176.2MB in the beginning and 765.5MB in the end (delta: 589.3MB). Free memory was 144.6MB in the beginning and 628.0MB in the end (delta: -483.4MB). Peak memory consumption was 105.9MB. Max. memory is 16.1GB. [2024-10-12 21:55:55,261 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 176.2MB. Free memory is still 136.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-12 21:55:55,261 INFO L158 Benchmark]: CACSL2BoogieTranslator took 564.14ms. Allocated memory is still 176.2MB. Free memory was 144.6MB in the beginning and 115.7MB in the end (delta: 28.9MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2024-10-12 21:55:55,264 INFO L158 Benchmark]: Boogie Procedure Inliner took 292.21ms. Allocated memory is still 176.2MB. Free memory was 115.7MB in the beginning and 123.7MB in the end (delta: -8.0MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. [2024-10-12 21:55:55,264 INFO L158 Benchmark]: Boogie Preprocessor took 343.10ms. Allocated memory was 176.2MB in the beginning and 299.9MB in the end (delta: 123.7MB). Free memory was 123.7MB in the beginning and 229.7MB in the end (delta: -106.0MB). Peak memory consumption was 24.1MB. Max. memory is 16.1GB. [2024-10-12 21:55:55,264 INFO L158 Benchmark]: RCFGBuilder took 2314.05ms. Allocated memory is still 299.9MB. Free memory was 229.7MB in the beginning and 198.0MB in the end (delta: 31.7MB). Peak memory consumption was 96.5MB. Max. memory is 16.1GB. [2024-10-12 21:55:55,265 INFO L158 Benchmark]: TraceAbstraction took 13210.95ms. Allocated memory was 299.9MB in the beginning and 765.5MB in the end (delta: 465.6MB). Free memory was 198.0MB in the beginning and 628.0MB in the end (delta: -430.0MB). Peak memory consumption was 34.5MB. Max. memory is 16.1GB. [2024-10-12 21:55:55,265 INFO L158 Benchmark]: Witness Printer took 3.62ms. Allocated memory is still 765.5MB. Free memory is still 628.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-12 21:55:55,266 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 176.2MB. Free memory is still 136.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 564.14ms. Allocated memory is still 176.2MB. Free memory was 144.6MB in the beginning and 115.7MB in the end (delta: 28.9MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 292.21ms. Allocated memory is still 176.2MB. Free memory was 115.7MB in the beginning and 123.7MB in the end (delta: -8.0MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 343.10ms. Allocated memory was 176.2MB in the beginning and 299.9MB in the end (delta: 123.7MB). Free memory was 123.7MB in the beginning and 229.7MB in the end (delta: -106.0MB). Peak memory consumption was 24.1MB. Max. memory is 16.1GB. * RCFGBuilder took 2314.05ms. Allocated memory is still 299.9MB. Free memory was 229.7MB in the beginning and 198.0MB in the end (delta: 31.7MB). Peak memory consumption was 96.5MB. Max. memory is 16.1GB. * TraceAbstraction took 13210.95ms. Allocated memory was 299.9MB in the beginning and 765.5MB in the end (delta: 465.6MB). Free memory was 198.0MB in the beginning and 628.0MB in the end (delta: -430.0MB). Peak memory consumption was 34.5MB. Max. memory is 16.1GB. * Witness Printer took 3.62ms. Allocated memory is still 765.5MB. Free memory is still 628.0MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 21]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of shiftRight at line 109, overapproximation of bitwiseAnd at line 116. Possible FailurePath: [L26] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 1); [L27] const SORT_1 msb_SORT_1 = (SORT_1)1 << (1 - 1); [L29] const SORT_2 mask_SORT_2 = (SORT_2)-1 >> (sizeof(SORT_2) * 8 - 5); [L30] const SORT_2 msb_SORT_2 = (SORT_2)1 << (5 - 1); [L32] const SORT_3 mask_SORT_3 = (SORT_3)-1 >> (sizeof(SORT_3) * 8 - 16); [L33] const SORT_3 msb_SORT_3 = (SORT_3)1 << (16 - 1); [L35] const SORT_4 mask_SORT_4 = (SORT_4)-1 >> (sizeof(SORT_4) * 8 - 32); [L36] const SORT_4 msb_SORT_4 = (SORT_4)1 << (32 - 1); [L38] const SORT_3 var_5 = 0; [L39] const SORT_1 var_12 = 0; [L40] const SORT_4 var_27 = 637; [L41] const SORT_3 var_28 = 1; [L42] const SORT_3 var_30 = 0; [L43] const SORT_4 var_32 = 16; [L44] const SORT_4 var_79 = 300; [L46] SORT_1 input_37; [L47] SORT_1 input_38; [L48] SORT_1 input_43; [L49] SORT_1 input_48; [L50] SORT_1 input_52; [L51] SORT_1 input_57; [L53] EXPR __VERIFIER_nondet_ushort() & mask_SORT_3 VAL [mask_SORT_1=1, mask_SORT_3=65535, mask_SORT_4=-1, msb_SORT_4=2147483648, var_12=0, var_27=637, var_28=1, var_30=0, var_32=16, var_5=0, var_79=300] [L53] SORT_3 state_6 = __VERIFIER_nondet_ushort() & mask_SORT_3; [L54] EXPR __VERIFIER_nondet_ushort() & mask_SORT_3 VAL [mask_SORT_1=1, mask_SORT_3=65535, mask_SORT_4=-1, msb_SORT_4=2147483648, var_12=0, var_27=637, var_28=1, var_30=0, var_32=16, var_5=0, var_79=300] [L54] SORT_3 state_8 = __VERIFIER_nondet_ushort() & mask_SORT_3; [L55] EXPR __VERIFIER_nondet_ushort() & mask_SORT_3 VAL [mask_SORT_1=1, mask_SORT_4=-1, msb_SORT_4=2147483648, var_12=0, var_27=637, var_28=1, var_30=0, var_32=16, var_5=0, var_79=300] [L55] SORT_3 state_10 = __VERIFIER_nondet_ushort() & mask_SORT_3; [L56] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_4=-1, msb_SORT_4=2147483648, var_12=0, var_27=637, var_28=1, var_30=0, var_32=16, var_5=0, var_79=300] [L56] SORT_1 state_13 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L57] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_4=-1, msb_SORT_4=2147483648, var_12=0, var_27=637, var_28=1, var_30=0, var_32=16, var_5=0, var_79=300] [L57] SORT_1 state_15 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L58] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_4=-1, msb_SORT_4=2147483648, var_12=0, var_27=637, var_28=1, var_30=0, var_32=16, var_5=0, var_79=300] [L58] SORT_1 state_17 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L59] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_4=-1, msb_SORT_4=2147483648, var_12=0, var_27=637, var_28=1, var_30=0, var_32=16, var_5=0, var_79=300] [L59] SORT_1 state_19 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L60] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_4=-1, msb_SORT_4=2147483648, var_12=0, var_27=637, var_28=1, var_30=0, var_32=16, var_5=0, var_79=300] [L60] SORT_1 state_21 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L61] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_4=-1, msb_SORT_4=2147483648, var_12=0, var_27=637, var_28=1, var_30=0, var_32=16, var_5=0, var_79=300] [L61] SORT_1 state_23 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L62] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_4=-1, msb_SORT_4=2147483648, var_12=0, var_27=637, var_28=1, var_30=0, var_32=16, var_5=0, var_79=300] [L62] SORT_1 state_25 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L64] SORT_3 init_7_arg_1 = var_5; [L65] state_6 = init_7_arg_1 [L66] SORT_3 init_9_arg_1 = var_5; [L67] state_8 = init_9_arg_1 [L68] SORT_3 init_11_arg_1 = var_5; [L69] state_10 = init_11_arg_1 [L70] SORT_1 init_14_arg_1 = var_12; [L71] state_13 = init_14_arg_1 [L72] SORT_1 init_16_arg_1 = var_12; [L73] state_15 = init_16_arg_1 [L74] SORT_1 init_18_arg_1 = var_12; [L75] state_17 = init_18_arg_1 [L76] SORT_1 init_20_arg_1 = var_12; [L77] state_19 = init_20_arg_1 [L78] SORT_1 init_22_arg_1 = var_12; [L79] state_21 = init_22_arg_1 [L80] SORT_1 init_24_arg_1 = var_12; [L81] state_23 = init_24_arg_1 [L82] SORT_1 init_26_arg_1 = var_12; [L83] state_25 = init_26_arg_1 VAL [mask_SORT_1=1, mask_SORT_4=-1, msb_SORT_4=2147483648, state_10=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_25=0, state_6=0, state_8=0, var_27=637, var_28=1, var_30=0, var_32=16, var_79=300] [L86] input_37 = __VERIFIER_nondet_uchar() [L87] EXPR input_37 & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_4=-1, msb_SORT_4=2147483648, state_10=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_25=0, state_6=0, state_8=0, var_27=637, var_28=1, var_30=0, var_32=16, var_79=300] [L87] input_37 = input_37 & mask_SORT_1 [L88] input_38 = __VERIFIER_nondet_uchar() [L89] EXPR input_38 & mask_SORT_1 VAL [input_37=0, mask_SORT_1=1, mask_SORT_4=-1, msb_SORT_4=2147483648, state_10=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_25=0, state_6=0, state_8=0, var_27=637, var_28=1, var_30=0, var_32=16, var_79=300] [L89] input_38 = input_38 & mask_SORT_1 [L90] input_43 = __VERIFIER_nondet_uchar() [L91] EXPR input_43 & mask_SORT_1 VAL [input_37=0, input_38=0, mask_SORT_1=1, mask_SORT_4=-1, msb_SORT_4=2147483648, state_10=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_25=0, state_6=0, state_8=0, var_27=637, var_28=1, var_30=0, var_32=16, var_79=300] [L91] input_43 = input_43 & mask_SORT_1 [L92] input_48 = __VERIFIER_nondet_uchar() [L93] EXPR input_48 & mask_SORT_1 VAL [input_37=0, input_38=0, input_43=0, mask_SORT_1=1, mask_SORT_4=-1, msb_SORT_4=2147483648, state_10=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_25=0, state_6=0, state_8=0, var_27=637, var_28=1, var_30=0, var_32=16, var_79=300] [L93] input_48 = input_48 & mask_SORT_1 [L94] input_52 = __VERIFIER_nondet_uchar() [L95] EXPR input_52 & mask_SORT_1 VAL [input_37=0, input_38=0, input_43=0, input_48=0, mask_SORT_1=1, mask_SORT_4=-1, msb_SORT_4=2147483648, state_10=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_25=0, state_6=0, state_8=0, var_27=637, var_28=1, var_30=0, var_32=16, var_79=300] [L95] input_52 = input_52 & mask_SORT_1 [L96] input_57 = __VERIFIER_nondet_uchar() [L97] EXPR input_57 & mask_SORT_1 VAL [input_37=0, input_38=0, input_43=0, input_48=0, input_52=0, mask_SORT_1=1, mask_SORT_4=-1, msb_SORT_4=2147483648, state_10=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_25=0, state_6=0, state_8=0, var_27=637, var_28=1, var_30=0, var_32=16, var_79=300] [L97] input_57 = input_57 & mask_SORT_1 [L100] SORT_3 var_29_arg_0 = var_28; [L101] SORT_3 var_29_arg_1 = state_6; VAL [input_37=0, input_38=0, input_43=0, input_48=0, input_52=0, input_57=0, mask_SORT_1=1, mask_SORT_4=-1, msb_SORT_4=2147483648, state_10=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_25=0, state_8=0, var_27=637, var_28=1, var_29_arg_0=1, var_29_arg_1=0, var_30=0, var_32=16, var_79=300] [L102] EXPR var_29_arg_0 ^ var_29_arg_1 VAL [input_37=0, input_38=0, input_43=0, input_48=0, input_52=0, input_57=0, mask_SORT_1=1, mask_SORT_4=-1, msb_SORT_4=2147483648, state_10=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_25=0, state_8=0, var_27=637, var_28=1, var_30=0, var_32=16, var_79=300] [L102] SORT_3 var_29 = var_29_arg_0 ^ var_29_arg_1; [L103] SORT_3 var_31_arg_0 = var_29; [L104] SORT_3 var_31_arg_1 = var_30; VAL [input_37=0, input_38=0, input_43=0, input_48=0, input_52=0, input_57=0, mask_SORT_1=1, mask_SORT_4=-1, msb_SORT_4=2147483648, state_10=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_25=0, state_8=0, var_27=637, var_28=1, var_29=1, var_30=0, var_31_arg_0=1, var_31_arg_1=0, var_32=16, var_79=300] [L105] EXPR ((SORT_4)var_31_arg_0 << 16) | var_31_arg_1 VAL [input_37=0, input_38=0, input_43=0, input_48=0, input_52=0, input_57=0, mask_SORT_1=1, mask_SORT_4=-1, msb_SORT_4=2147483648, state_10=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_25=0, state_8=0, var_27=637, var_28=1, var_29=1, var_30=0, var_32=16, var_79=300] [L105] SORT_4 var_31 = ((SORT_4)var_31_arg_0 << 16) | var_31_arg_1; [L106] SORT_4 var_33_arg_0 = var_31; VAL [input_37=0, input_38=0, input_43=0, input_48=0, input_52=0, input_57=0, mask_SORT_1=1, mask_SORT_4=-1, msb_SORT_4=2147483648, state_10=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_25=0, state_8=0, var_27=637, var_28=1, var_29=1, var_30=0, var_32=16, var_33_arg_0=65536, var_79=300] [L107] EXPR var_33_arg_0 & msb_SORT_4 VAL [input_37=0, input_38=0, input_43=0, input_48=0, input_52=0, input_57=0, mask_SORT_1=1, mask_SORT_4=-1, msb_SORT_4=2147483648, state_10=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_25=0, state_8=0, var_27=637, var_28=1, var_29=1, var_30=0, var_32=16, var_33_arg_0=65536, var_79=300] [L107] EXPR (var_33_arg_0 & msb_SORT_4) ? (var_33_arg_0 | ~mask_SORT_4) : (var_33_arg_0 & mask_SORT_4) VAL [input_37=0, input_38=0, input_43=0, input_48=0, input_52=0, input_57=0, mask_SORT_1=1, mask_SORT_4=-1, msb_SORT_4=2147483648, state_10=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_25=0, state_8=0, var_27=637, var_28=1, var_29=1, var_30=0, var_32=16, var_33_arg_0=65536, var_79=300] [L107] EXPR var_33_arg_0 | ~mask_SORT_4 VAL [input_37=0, input_38=0, input_43=0, input_48=0, input_52=0, input_57=0, mask_SORT_1=1, mask_SORT_4=-1, msb_SORT_4=2147483648, state_10=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_25=0, state_8=0, var_27=637, var_28=1, var_29=1, var_30=0, var_32=16, var_79=300] [L107] EXPR (var_33_arg_0 & msb_SORT_4) ? (var_33_arg_0 | ~mask_SORT_4) : (var_33_arg_0 & mask_SORT_4) VAL [input_37=0, input_38=0, input_43=0, input_48=0, input_52=0, input_57=0, mask_SORT_1=1, mask_SORT_4=-1, msb_SORT_4=2147483648, state_10=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_25=0, state_8=0, var_27=637, var_28=1, var_29=1, var_30=0, var_32=16, var_79=300] [L107] var_33_arg_0 = (var_33_arg_0 & msb_SORT_4) ? (var_33_arg_0 | ~mask_SORT_4) : (var_33_arg_0 & mask_SORT_4) [L108] SORT_4 var_33_arg_1 = var_32; VAL [input_37=0, input_38=0, input_43=0, input_48=0, input_52=0, input_57=0, mask_SORT_1=1, mask_SORT_4=-1, msb_SORT_4=2147483648, state_10=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_25=0, state_8=0, var_27=637, var_28=1, var_29=1, var_30=0, var_32=16, var_33_arg_0=65536, var_33_arg_1=16, var_79=300] [L109] EXPR (int)var_33_arg_0 >> var_33_arg_1 VAL [input_37=0, input_38=0, input_43=0, input_48=0, input_52=0, input_57=0, mask_SORT_1=1, mask_SORT_4=-1, msb_SORT_4=2147483648, state_10=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_25=0, state_8=0, var_27=637, var_28=1, var_29=1, var_30=0, var_32=16, var_33_arg_0=65536, var_33_arg_1=16, var_79=300] [L109] SORT_4 var_33 = (int)var_33_arg_0 >> var_33_arg_1; [L110] EXPR var_33_arg_0 & msb_SORT_4 VAL [input_37=0, input_38=0, input_43=0, input_48=0, input_52=0, input_57=0, mask_SORT_1=1, mask_SORT_4=-1, msb_SORT_4=2147483648, state_10=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_25=0, state_8=0, var_27=637, var_28=1, var_29=1, var_30=0, var_32=16, var_33=-2, var_33_arg_1=16, var_79=300] [L110] EXPR (var_33_arg_0 & msb_SORT_4) ? (var_33 | ~(mask_SORT_4 >> var_33_arg_1)) : var_33 VAL [input_37=0, input_38=0, input_43=0, input_48=0, input_52=0, input_57=0, mask_SORT_1=1, mask_SORT_4=-1, msb_SORT_4=2147483648, state_10=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_25=0, state_8=0, var_27=637, var_28=1, var_29=1, var_30=0, var_32=16, var_33_arg_1=16, var_79=300] [L110] var_33 = (var_33_arg_0 & msb_SORT_4) ? (var_33 | ~(mask_SORT_4 >> var_33_arg_1)) : var_33 [L111] EXPR var_33 & mask_SORT_4 VAL [input_37=0, input_38=0, input_43=0, input_48=0, input_52=0, input_57=0, mask_SORT_1=1, mask_SORT_4=-1, msb_SORT_4=2147483648, state_10=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_25=0, state_8=0, var_27=637, var_28=1, var_29=1, var_30=0, var_32=16, var_33_arg_1=16, var_79=300] [L111] var_33 = var_33 & mask_SORT_4 [L112] SORT_4 var_34_arg_0 = var_27; [L113] SORT_4 var_34_arg_1 = var_33; [L114] SORT_1 var_34 = var_34_arg_0 == var_34_arg_1; [L115] SORT_1 var_35_arg_0 = ~state_25; VAL [input_37=0, input_38=0, input_43=0, input_48=0, input_52=0, input_57=0, mask_SORT_1=1, mask_SORT_4=-1, msb_SORT_4=2147483648, state_10=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_25=0, state_8=0, var_27=637, var_28=1, var_29=1, var_30=0, var_32=16, var_33=637, var_33_arg_1=16, var_34=1, var_35_arg_0=-1, var_79=300] [L116] EXPR var_35_arg_0 & mask_SORT_1 VAL [input_37=0, input_38=0, input_43=0, input_48=0, input_52=0, input_57=0, mask_SORT_1=1, mask_SORT_4=-1, msb_SORT_4=2147483648, state_10=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_25=0, state_8=0, var_27=637, var_28=1, var_29=1, var_30=0, var_32=16, var_33=637, var_33_arg_1=16, var_34=1, var_79=300] [L116] var_35_arg_0 = var_35_arg_0 & mask_SORT_1 [L117] SORT_1 var_35_arg_1 = var_34; VAL [input_37=0, input_38=0, input_43=0, input_48=0, input_52=0, input_57=0, mask_SORT_1=1, mask_SORT_4=-1, msb_SORT_4=2147483648, state_10=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_25=0, state_8=0, var_27=637, var_28=1, var_29=1, var_30=0, var_32=16, var_33=637, var_33_arg_1=16, var_35_arg_0=1, var_35_arg_1=1, var_79=300] [L118] EXPR var_35_arg_0 & var_35_arg_1 VAL [input_37=0, input_38=0, input_43=0, input_48=0, input_52=0, input_57=0, mask_SORT_1=1, mask_SORT_4=-1, msb_SORT_4=2147483648, state_10=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_25=0, state_8=0, var_27=637, var_28=1, var_29=1, var_30=0, var_32=16, var_33=637, var_33_arg_1=16, var_79=300] [L118] SORT_1 var_35 = var_35_arg_0 & var_35_arg_1; [L119] EXPR var_35 & mask_SORT_1 VAL [input_37=0, input_38=0, input_43=0, input_48=0, input_52=0, input_57=0, mask_SORT_1=1, mask_SORT_4=-1, msb_SORT_4=2147483648, state_10=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_25=0, state_8=0, var_27=637, var_28=1, var_29=1, var_30=0, var_32=16, var_33=637, var_33_arg_1=16, var_79=300] [L119] var_35 = var_35 & mask_SORT_1 [L120] SORT_1 bad_36_arg_0 = var_35; [L121] CALL __VERIFIER_assert(!(bad_36_arg_0)) [L21] COND TRUE !(cond) [L21] reach_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 594 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 13.1s, OverallIterations: 26, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 5.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 16649 SdHoareTripleChecker+Valid, 3.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 16649 mSDsluCounter, 90426 SdHoareTripleChecker+Invalid, 3.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 69327 mSDsCounter, 23 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4733 IncrementalHoareTripleChecker+Invalid, 4756 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 23 mSolverCounterUnsat, 21099 mSDtfsCounter, 4733 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 188 GetRequests, 50 SyntacticMatches, 1 SemanticMatches, 137 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 70 ImplicationChecksByTransitivity, 1.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=730occurred in iteration=15, InterpolantAutomatonStates: 147, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 25 MinimizatonAttempts, 2104 StatesRemovedByMinimization, 18 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 6.2s InterpolantComputationTime, 1721 NumberOfCodeBlocks, 1721 NumberOfCodeBlocksAsserted, 26 NumberOfCheckSat, 1624 ConstructedInterpolants, 0 QuantifiedInterpolants, 6443 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 25 InterpolantComputations, 25 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-10-12 21:55:55,305 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.adding.3.prop1-func-interl.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 7dca1fbdaa3cfb1763e73107b273c40686c590e584acb4516bc2e1b7d66c4ef3 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-mul-div-a046e57-m [2024-10-12 21:55:57,553 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-12 21:55:57,619 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-10-12 21:55:57,623 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-12 21:55:57,625 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-12 21:55:57,663 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-12 21:55:57,664 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-12 21:55:57,664 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-12 21:55:57,665 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-12 21:55:57,665 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-12 21:55:57,667 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-12 21:55:57,667 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-12 21:55:57,668 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-12 21:55:57,669 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-12 21:55:57,670 INFO L153 SettingsManager]: * Use SBE=true [2024-10-12 21:55:57,670 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-12 21:55:57,670 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-12 21:55:57,671 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-12 21:55:57,671 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-12 21:55:57,671 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-12 21:55:57,672 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-12 21:55:57,675 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-10-12 21:55:57,675 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-10-12 21:55:57,675 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-12 21:55:57,676 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-10-12 21:55:57,676 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-12 21:55:57,676 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-12 21:55:57,676 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-12 21:55:57,677 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-12 21:55:57,677 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-12 21:55:57,677 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-12 21:55:57,677 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-12 21:55:57,677 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-12 21:55:57,687 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-12 21:55:57,688 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-12 21:55:57,688 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-10-12 21:55:57,688 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-10-12 21:55:57,689 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-12 21:55:57,689 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-12 21:55:57,689 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-12 21:55:57,690 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-12 21:55:57,690 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-10-12 21:55:57,690 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7dca1fbdaa3cfb1763e73107b273c40686c590e584acb4516bc2e1b7d66c4ef3 [2024-10-12 21:55:58,013 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-12 21:55:58,037 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-12 21:55:58,042 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-12 21:55:58,043 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-12 21:55:58,044 INFO L274 PluginConnector]: CDTParser initialized [2024-10-12 21:55:58,045 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.adding.3.prop1-func-interl.c [2024-10-12 21:55:59,586 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-12 21:55:59,824 INFO L384 CDTParser]: Found 1 translation units. [2024-10-12 21:55:59,825 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.adding.3.prop1-func-interl.c [2024-10-12 21:55:59,841 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c216790c/847271275c114597a43c5054e735a849/FLAGec9be204f [2024-10-12 21:55:59,858 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c216790c/847271275c114597a43c5054e735a849 [2024-10-12 21:55:59,860 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-12 21:55:59,862 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-12 21:55:59,869 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-12 21:55:59,869 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-12 21:55:59,874 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-12 21:55:59,875 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 09:55:59" (1/1) ... [2024-10-12 21:55:59,876 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22efe31f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 09:55:59, skipping insertion in model container [2024-10-12 21:55:59,876 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 09:55:59" (1/1) ... [2024-10-12 21:55:59,917 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-12 21:56:00,106 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.adding.3.prop1-func-interl.c[1173,1186] [2024-10-12 21:56:00,234 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-12 21:56:00,244 INFO L200 MainTranslator]: Completed pre-run [2024-10-12 21:56:00,257 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.adding.3.prop1-func-interl.c[1173,1186] [2024-10-12 21:56:00,330 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-12 21:56:00,349 INFO L204 MainTranslator]: Completed translation [2024-10-12 21:56:00,350 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 09:56:00 WrapperNode [2024-10-12 21:56:00,350 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-12 21:56:00,351 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-12 21:56:00,351 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-12 21:56:00,351 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-12 21:56:00,357 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 09:56:00" (1/1) ... [2024-10-12 21:56:00,377 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 09:56:00" (1/1) ... [2024-10-12 21:56:00,420 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 453 [2024-10-12 21:56:00,420 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-12 21:56:00,421 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-12 21:56:00,421 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-12 21:56:00,421 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-12 21:56:00,434 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 09:56:00" (1/1) ... [2024-10-12 21:56:00,435 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 09:56:00" (1/1) ... [2024-10-12 21:56:00,441 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 09:56:00" (1/1) ... [2024-10-12 21:56:00,466 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-10-12 21:56:00,469 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 09:56:00" (1/1) ... [2024-10-12 21:56:00,469 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 09:56:00" (1/1) ... [2024-10-12 21:56:00,485 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 09:56:00" (1/1) ... [2024-10-12 21:56:00,488 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 09:56:00" (1/1) ... [2024-10-12 21:56:00,491 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 09:56:00" (1/1) ... [2024-10-12 21:56:00,493 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 09:56:00" (1/1) ... [2024-10-12 21:56:00,498 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-12 21:56:00,499 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-12 21:56:00,499 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-12 21:56:00,499 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-12 21:56:00,500 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 09:56:00" (1/1) ... [2024-10-12 21:56:00,509 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-12 21:56:00,521 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 21:56:00,537 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-12 21:56:00,540 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-12 21:56:00,588 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-12 21:56:00,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-10-12 21:56:00,588 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-12 21:56:00,588 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-12 21:56:00,750 INFO L238 CfgBuilder]: Building ICFG [2024-10-12 21:56:00,752 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-12 21:56:01,232 INFO L? ?]: Removed 43 outVars from TransFormulas that were not future-live. [2024-10-12 21:56:01,232 INFO L287 CfgBuilder]: Performing block encoding [2024-10-12 21:56:01,271 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-12 21:56:01,272 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-12 21:56:01,272 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 09:56:01 BoogieIcfgContainer [2024-10-12 21:56:01,272 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-12 21:56:01,274 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-12 21:56:01,275 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-12 21:56:01,277 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-12 21:56:01,278 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.10 09:55:59" (1/3) ... [2024-10-12 21:56:01,279 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1dba0e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 09:56:01, skipping insertion in model container [2024-10-12 21:56:01,279 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 09:56:00" (2/3) ... [2024-10-12 21:56:01,279 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1dba0e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 09:56:01, skipping insertion in model container [2024-10-12 21:56:01,280 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 09:56:01" (3/3) ... [2024-10-12 21:56:01,281 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.adding.3.prop1-func-interl.c [2024-10-12 21:56:01,297 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-12 21:56:01,297 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-12 21:56:01,353 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-12 21:56:01,359 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;@557c80ac, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-12 21:56:01,360 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-12 21:56:01,364 INFO L276 IsEmpty]: Start isEmpty. Operand has 7 states, 5 states have (on average 1.6) internal successors, (8), 6 states have internal predecessors, (8), 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) [2024-10-12 21:56:01,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-10-12 21:56:01,370 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 21:56:01,370 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2024-10-12 21:56:01,372 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 21:56:01,376 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 21:56:01,377 INFO L85 PathProgramCache]: Analyzing trace with hash 1614770, now seen corresponding path program 1 times [2024-10-12 21:56:01,390 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-12 21:56:01,390 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [999412919] [2024-10-12 21:56:01,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 21:56:01,391 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-12 21:56:01,391 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-12 21:56:01,394 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-10-12 21:56:01,395 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-10-12 21:56:01,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 21:56:01,599 INFO L255 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-10-12 21:56:01,618 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-12 21:56:02,010 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 21:56:02,010 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-12 21:56:02,011 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-12 21:56:02,012 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [999412919] [2024-10-12 21:56:02,013 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [999412919] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 21:56:02,013 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 21:56:02,013 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-12 21:56:02,015 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [820138711] [2024-10-12 21:56:02,016 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 21:56:02,020 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-12 21:56:02,020 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-12 21:56:02,043 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-12 21:56:02,044 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-12 21:56:02,045 INFO L87 Difference]: Start difference. First operand has 7 states, 5 states have (on average 1.6) internal successors, (8), 6 states have internal predecessors, (8), 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) Second operand has 4 states, 4 states have (on average 1.0) internal successors, (4), 3 states have internal predecessors, (4), 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) [2024-10-12 21:56:02,107 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 21:56:02,108 INFO L93 Difference]: Finished difference Result 14 states and 19 transitions. [2024-10-12 21:56:02,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-12 21:56:02,110 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 1.0) internal successors, (4), 3 states have internal predecessors, (4), 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 4 [2024-10-12 21:56:02,111 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 21:56:02,116 INFO L225 Difference]: With dead ends: 14 [2024-10-12 21:56:02,116 INFO L226 Difference]: Without dead ends: 8 [2024-10-12 21:56:02,119 INFO L431 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 [2024-10-12 21:56:02,122 INFO L432 NwaCegarLoop]: 3 mSDtfsCounter, 0 mSDsluCounter, 3 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 6 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-12 21:56:02,124 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 6 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-12 21:56:02,138 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8 states. [2024-10-12 21:56:02,148 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8 to 8. [2024-10-12 21:56:02,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 7 states have (on average 1.1428571428571428) internal successors, (8), 7 states have internal predecessors, (8), 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) [2024-10-12 21:56:02,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 8 transitions. [2024-10-12 21:56:02,151 INFO L78 Accepts]: Start accepts. Automaton has 8 states and 8 transitions. Word has length 4 [2024-10-12 21:56:02,151 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 21:56:02,151 INFO L471 AbstractCegarLoop]: Abstraction has 8 states and 8 transitions. [2024-10-12 21:56:02,152 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 1.0) internal successors, (4), 3 states have internal predecessors, (4), 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) [2024-10-12 21:56:02,152 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 8 transitions. [2024-10-12 21:56:02,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-10-12 21:56:02,153 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 21:56:02,153 INFO L215 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1] [2024-10-12 21:56:02,158 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-10-12 21:56:02,353 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-12 21:56:02,354 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 21:56:02,354 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 21:56:02,355 INFO L85 PathProgramCache]: Analyzing trace with hash 865745430, now seen corresponding path program 1 times [2024-10-12 21:56:02,355 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-12 21:56:02,355 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1358998277] [2024-10-12 21:56:02,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 21:56:02,356 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-12 21:56:02,356 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-12 21:56:02,357 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-10-12 21:56:02,358 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-10-12 21:56:02,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 21:56:02,602 INFO L255 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 35 conjuncts are in the unsatisfiable core [2024-10-12 21:56:02,611 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-12 21:56:11,260 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 21:56:11,261 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-12 21:56:16,460 WARN L851 $PredicateComparison]: unable to prove that (or (let ((.cse2 ((_ zero_extend 24) |c_ULTIMATE.start_main_~input_37~0#1|)) (.cse0 ((_ zero_extend 24) |c_ULTIMATE.start_main_~mask_SORT_1~0#1|)) (.cse18 ((_ zero_extend 24) |c_ULTIMATE.start_main_~input_38~0#1|))) (let ((.cse25 ((_ zero_extend 24) |c_ULTIMATE.start_main_~state_17~0#1|)) (.cse34 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse18))))))) (.cse23 ((_ zero_extend 24) |c_ULTIMATE.start_main_~state_23~0#1|)) (.cse35 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse2)))))))) (let ((.cse13 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse23 .cse35)))) (.cse6 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse25 .cse34))))) (and (forall ((|ULTIMATE.start_main_~input_43~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~state_25~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~input_48~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~state_21~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~input_57~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~input_52~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~state_15~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~state_19~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~state_13~0#1| (_ BitVec 8))) (= (_ bv0 8) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvand (_ bv1 32) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse14 ((_ zero_extend 24) |ULTIMATE.start_main_~input_52~0#1|)) (.cse16 ((_ zero_extend 24) |ULTIMATE.start_main_~input_57~0#1|)) (.cse20 ((_ zero_extend 24) |ULTIMATE.start_main_~input_48~0#1|)) (.cse21 ((_ zero_extend 24) |ULTIMATE.start_main_~input_43~0#1|))) (let ((.cse9 ((_ zero_extend 24) |ULTIMATE.start_main_~state_15~0#1|)) (.cse10 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse21))))))) (.cse7 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse20))))))) (.cse8 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) |ULTIMATE.start_main_~state_13~0#1|)))) .cse0)))) (.cse4 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) |ULTIMATE.start_main_~state_19~0#1|)))))))) (.cse3 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse16))))))) (.cse11 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse14))))))) (.cse12 ((_ zero_extend 24) |ULTIMATE.start_main_~state_21~0#1|))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse19 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse20 .cse21))))) (let ((.cse17 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse18 .cse19))))) (let ((.cse15 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse16 .cse17))))) (let ((.cse1 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse14 .cse15))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse1 .cse2))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse5 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 (_ bv254 32)))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse3 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse4 .cse5)))))) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse6 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse7 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 .cse5)))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse9 .cse10))))))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse11 .cse12)))))) .cse13)))))) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse14 .cse15))) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse16 .cse17))) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse18 .cse19))) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse20 .cse21)))))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse1 .cse2))))))))))))))))))) ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse22 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse4 .cse12))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse4 .cse12))) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse22 .cse23))))))))) .cse0))) ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse24 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse9 .cse8))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse24 .cse25))) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse9 .cse8)))))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse24 .cse25)))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse22 .cse23)))))))))) ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse28 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse11 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse16 .cse12))))))) (.cse29 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse4 .cse3)))))))) (let ((.cse26 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse28 .cse29)))) (.cse27 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse14 .cse23))) .cse35))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse26 .cse27))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse26 .cse27))) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse28 .cse29)))))))))))) ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse32 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse18 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse7 .cse8))))))) (.cse33 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse9 .cse20))) .cse10))))) (let ((.cse30 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse21 .cse25))) .cse34)))) (.cse31 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse32 .cse33))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse30 .cse31))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse32 .cse33))) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse30 .cse31))))))))) .cse0))))))))))))))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) |ULTIMATE.start_main_~state_25~0#1|))))))))))))) .cse0)))))))))))))))) (forall ((|ULTIMATE.start_main_~input_43~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~state_25~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~input_48~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~state_21~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~input_57~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~input_52~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~state_15~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~state_19~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~state_13~0#1| (_ BitVec 8))) (= (_ bv0 8) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) |ULTIMATE.start_main_~state_25~0#1|))))))) ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse44 ((_ zero_extend 24) |ULTIMATE.start_main_~input_43~0#1|)) (.cse46 ((_ zero_extend 24) |ULTIMATE.start_main_~input_48~0#1|)) (.cse54 ((_ zero_extend 24) |ULTIMATE.start_main_~input_57~0#1|)) (.cse50 ((_ zero_extend 24) |ULTIMATE.start_main_~input_52~0#1|))) (let ((.cse53 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse50))))))) (.cse52 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse54))))))) (.cse48 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse46))))))) (.cse47 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse44))))))) (.cse45 ((_ zero_extend 24) |ULTIMATE.start_main_~state_15~0#1|)) (.cse49 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) |ULTIMATE.start_main_~state_13~0#1|)))) .cse0)))) (.cse51 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) |ULTIMATE.start_main_~state_19~0#1|)))))))) (.cse55 ((_ zero_extend 24) |ULTIMATE.start_main_~state_21~0#1|))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse38 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse53 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse54 .cse55))))))) (.cse39 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse51 .cse52)))))))) (let ((.cse36 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse38 .cse39)))) (.cse37 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse50 .cse23))) .cse35))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse36 .cse37))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse36 .cse37))) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse38 .cse39)))))))))))) ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse42 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse18 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse48 .cse49))))))) (.cse43 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse45 .cse46))) .cse47))))) (let ((.cse40 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse44 .cse25))) .cse34)))) (.cse41 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse42 .cse43))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse40 .cse41))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse42 .cse43))) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse40 .cse41))))))))) .cse0)))))))))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse58 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse46 .cse44))))) (let ((.cse57 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse18 .cse58))))) (let ((.cse56 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse54 .cse57))))) (let ((.cse59 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse50 .cse56))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse50 .cse56))) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse54 .cse57))) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse18 .cse58))) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse46 .cse44)))))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse59 .cse2)))))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse13 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse53 .cse55))) ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse60 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 (_ bv255 32)))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse51 .cse60))) .cse52))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse49 .cse60))) .cse48))) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse45 .cse47)))))) .cse6))))))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse59 .cse2))))))))))))) ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse61 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse51 .cse55))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse51 .cse55))) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse61 .cse23))))))))) .cse0))) ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse62 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse45 .cse49))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse62 .cse25))) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse45 .cse49)))))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse62 .cse25)))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse61 .cse23))))))))))))))))))))))))))) .cse0))) (_ bv1 32)))))))))))) (let ((.cse66 (= (_ bv0 8) |c_ULTIMATE.start_main_~input_38~0#1|))) (let ((.cse64 (not .cse66)) (.cse68 (bvnot (bvlshr |c_ULTIMATE.start_main_~mask_SORT_4~0#1| |c_ULTIMATE.start_main_~var_32~0#1|))) (.cse69 (bvnot |c_ULTIMATE.start_main_~mask_SORT_4~0#1|)) (.cse70 ((_ zero_extend 16) |c_ULTIMATE.start_main_~var_28~0#1|)) (.cse63 (= (_ bv0 8) |c_ULTIMATE.start_main_~input_37~0#1|))) (and (or .cse63 (let ((.cse65 (and (forall ((|v_ULTIMATE.start_main_~var_31_arg_1~0#1_16| (_ BitVec 16)) (|ULTIMATE.start_main_~state_10~0#1| (_ BitVec 16))) (let ((.cse67 (bvor ((_ zero_extend 16) |v_ULTIMATE.start_main_~var_31_arg_1~0#1_16|) (bvshl ((_ zero_extend 16) ((_ extract 15 0) (bvxor ((_ zero_extend 16) ((_ extract 15 0) (bvxor ((_ zero_extend 16) ((_ extract 15 0) ((_ zero_extend 16) |ULTIMATE.start_main_~state_10~0#1|))) .cse70))) .cse70))) (_ bv16 32))))) (or (= (_ bv0 32) (bvand |c_ULTIMATE.start_main_~msb_SORT_4~0#1| .cse67)) (not (= (bvand (bvor .cse68 (bvashr (bvor .cse67 .cse69) |c_ULTIMATE.start_main_~var_32~0#1|)) |c_ULTIMATE.start_main_~mask_SORT_4~0#1|) |c_ULTIMATE.start_main_~var_27~0#1|))))) (forall ((|v_ULTIMATE.start_main_~var_31_arg_1~0#1_16| (_ BitVec 16)) (|ULTIMATE.start_main_~state_10~0#1| (_ BitVec 16))) (let ((.cse71 (bvor ((_ zero_extend 16) |v_ULTIMATE.start_main_~var_31_arg_1~0#1_16|) (bvshl ((_ zero_extend 16) ((_ extract 15 0) (bvxor ((_ zero_extend 16) ((_ extract 15 0) (bvxor ((_ zero_extend 16) ((_ extract 15 0) ((_ zero_extend 16) |ULTIMATE.start_main_~state_10~0#1|))) .cse70))) .cse70))) (_ bv16 32))))) (or (not (= |c_ULTIMATE.start_main_~var_27~0#1| (bvand |c_ULTIMATE.start_main_~mask_SORT_4~0#1| (bvashr (bvand .cse71 |c_ULTIMATE.start_main_~mask_SORT_4~0#1|) |c_ULTIMATE.start_main_~var_32~0#1|)))) (not (= (_ bv0 32) (bvand |c_ULTIMATE.start_main_~msb_SORT_4~0#1| .cse71))))))))) (and (or .cse64 .cse65) (or .cse66 .cse65)))) (or (and (or (let ((.cse73 (bvshl ((_ zero_extend 16) ((_ extract 15 0) (bvxor ((_ zero_extend 16) ((_ extract 15 0) (bvxor ((_ zero_extend 16) ((_ extract 15 0) ((_ zero_extend 16) ((_ extract 15 0) ((_ zero_extend 16) |c_ULTIMATE.start_main_~state_8~0#1|))))) .cse70))) .cse70))) (_ bv16 32)))) (and (forall ((|v_ULTIMATE.start_main_~var_31_arg_1~0#1_16| (_ BitVec 16))) (let ((.cse72 (bvor .cse73 ((_ zero_extend 16) |v_ULTIMATE.start_main_~var_31_arg_1~0#1_16|)))) (or (not (= (bvand (bvor .cse68 (bvashr (bvor .cse72 .cse69) |c_ULTIMATE.start_main_~var_32~0#1|)) |c_ULTIMATE.start_main_~mask_SORT_4~0#1|) |c_ULTIMATE.start_main_~var_27~0#1|)) (= (_ bv0 32) (bvand |c_ULTIMATE.start_main_~msb_SORT_4~0#1| .cse72))))) (forall ((|v_ULTIMATE.start_main_~var_31_arg_1~0#1_16| (_ BitVec 16))) (let ((.cse74 (bvor .cse73 ((_ zero_extend 16) |v_ULTIMATE.start_main_~var_31_arg_1~0#1_16|)))) (or (not (= (bvand (bvashr (bvand |c_ULTIMATE.start_main_~mask_SORT_4~0#1| .cse74) |c_ULTIMATE.start_main_~var_32~0#1|) |c_ULTIMATE.start_main_~mask_SORT_4~0#1|) |c_ULTIMATE.start_main_~var_27~0#1|)) (not (= (_ bv0 32) (bvand |c_ULTIMATE.start_main_~msb_SORT_4~0#1| .cse74)))))))) .cse66) (or .cse64 (let ((.cse76 (bvshl ((_ zero_extend 16) ((_ extract 15 0) (bvxor ((_ zero_extend 16) ((_ extract 15 0) (bvxor ((_ zero_extend 16) ((_ extract 15 0) ((_ zero_extend 16) ((_ extract 15 0) ((_ zero_extend 16) |c_ULTIMATE.start_main_~var_29~0#1|))))) .cse70))) .cse70))) (_ bv16 32)))) (and (forall ((|v_ULTIMATE.start_main_~var_31_arg_1~0#1_16| (_ BitVec 16))) (let ((.cse75 (bvor .cse76 ((_ zero_extend 16) |v_ULTIMATE.start_main_~var_31_arg_1~0#1_16|)))) (or (= (_ bv0 32) (bvand |c_ULTIMATE.start_main_~msb_SORT_4~0#1| .cse75)) (not (= (bvand (bvor .cse68 (bvashr (bvor .cse69 .cse75) |c_ULTIMATE.start_main_~var_32~0#1|)) |c_ULTIMATE.start_main_~mask_SORT_4~0#1|) |c_ULTIMATE.start_main_~var_27~0#1|))))) (forall ((|v_ULTIMATE.start_main_~var_31_arg_1~0#1_16| (_ BitVec 16))) (let ((.cse77 (bvor .cse76 ((_ zero_extend 16) |v_ULTIMATE.start_main_~var_31_arg_1~0#1_16|)))) (or (not (= (bvand |c_ULTIMATE.start_main_~mask_SORT_4~0#1| (bvashr (bvand |c_ULTIMATE.start_main_~mask_SORT_4~0#1| .cse77) |c_ULTIMATE.start_main_~var_32~0#1|)) |c_ULTIMATE.start_main_~var_27~0#1|)) (not (= (_ bv0 32) (bvand |c_ULTIMATE.start_main_~msb_SORT_4~0#1| .cse77)))))))))) (not .cse63)))))) is different from false [2024-10-12 21:56:26,393 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse2 ((_ zero_extend 24) |c_ULTIMATE.start_main_~mask_SORT_1~0#1|))) (let ((.cse203 (bvnot (bvlshr |c_ULTIMATE.start_main_~mask_SORT_4~0#1| |c_ULTIMATE.start_main_~var_32~0#1|))) (.cse205 (bvnot |c_ULTIMATE.start_main_~mask_SORT_4~0#1|)) (.cse208 ((_ zero_extend 16) |c_ULTIMATE.start_main_~var_28~0#1|)) (.cse10 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 (_ bv255 32))))) (.cse17 ((_ zero_extend 24) |c_ULTIMATE.start_main_~state_17~0#1|))) (let ((.cse67 (forall ((|v_ULTIMATE.start_main_#t~nondet15#1_16| (_ BitVec 8))) (not (= ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) |v_ULTIMATE.start_main_#t~nondet15#1_16|))) (_ bv0 8))))) (.cse59 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse10 .cse17)))) (.cse6 ((_ zero_extend 24) |c_ULTIMATE.start_main_~state_23~0#1|)) (.cse60 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 (_ bv254 32))))) (.cse36 (and (forall ((|v_ULTIMATE.start_main_~var_31_arg_1~0#1_16| (_ BitVec 16)) (|ULTIMATE.start_main_~state_10~0#1| (_ BitVec 16))) (let ((.cse244 (bvor ((_ zero_extend 16) |v_ULTIMATE.start_main_~var_31_arg_1~0#1_16|) (bvshl ((_ zero_extend 16) ((_ extract 15 0) (bvxor ((_ zero_extend 16) ((_ extract 15 0) (bvxor ((_ zero_extend 16) ((_ extract 15 0) ((_ zero_extend 16) |ULTIMATE.start_main_~state_10~0#1|))) .cse208))) .cse208))) (_ bv16 32))))) (or (= (_ bv0 32) (bvand |c_ULTIMATE.start_main_~msb_SORT_4~0#1| .cse244)) (not (= (bvand (bvor .cse203 (bvashr (bvor .cse244 .cse205) |c_ULTIMATE.start_main_~var_32~0#1|)) |c_ULTIMATE.start_main_~mask_SORT_4~0#1|) |c_ULTIMATE.start_main_~var_27~0#1|))))) (forall ((|v_ULTIMATE.start_main_~var_31_arg_1~0#1_16| (_ BitVec 16)) (|ULTIMATE.start_main_~state_10~0#1| (_ BitVec 16))) (let ((.cse245 (bvor ((_ zero_extend 16) |v_ULTIMATE.start_main_~var_31_arg_1~0#1_16|) (bvshl ((_ zero_extend 16) ((_ extract 15 0) (bvxor ((_ zero_extend 16) ((_ extract 15 0) (bvxor ((_ zero_extend 16) ((_ extract 15 0) ((_ zero_extend 16) |ULTIMATE.start_main_~state_10~0#1|))) .cse208))) .cse208))) (_ bv16 32))))) (or (not (= |c_ULTIMATE.start_main_~var_27~0#1| (bvand |c_ULTIMATE.start_main_~mask_SORT_4~0#1| (bvashr (bvand .cse245 |c_ULTIMATE.start_main_~mask_SORT_4~0#1|) |c_ULTIMATE.start_main_~var_32~0#1|)))) (not (= (_ bv0 32) (bvand |c_ULTIMATE.start_main_~msb_SORT_4~0#1| .cse245))))))))) (and (or (forall ((|ULTIMATE.start_main_~input_43~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~state_25~0#1| (_ BitVec 8)) (|v_ULTIMATE.start_main_#t~nondet14#1_16| (_ BitVec 8)) (|ULTIMATE.start_main_~input_48~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~state_21~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~input_57~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~input_52~0#1| (_ BitVec 8)) (|v_ULTIMATE.start_main_#t~nondet15#1_16| (_ BitVec 8)) (|ULTIMATE.start_main_~state_15~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~state_19~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~state_13~0#1| (_ BitVec 8))) (let ((.cse0 ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) |v_ULTIMATE.start_main_#t~nondet15#1_16|)))) (.cse1 ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) |v_ULTIMATE.start_main_#t~nondet14#1_16|))))) (or (= .cse0 (_ bv0 8)) (= (_ bv0 8) .cse1) (= (_ bv0 8) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvand (_ bv1 32) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) |ULTIMATE.start_main_~state_25~0#1|))))))) ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse22 ((_ zero_extend 24) |ULTIMATE.start_main_~input_57~0#1|)) (.cse24 ((_ zero_extend 24) |ULTIMATE.start_main_~input_52~0#1|)) (.cse4 ((_ zero_extend 24) .cse1)) (.cse18 ((_ zero_extend 24) |ULTIMATE.start_main_~input_48~0#1|)) (.cse19 ((_ zero_extend 24) |ULTIMATE.start_main_~input_43~0#1|)) (.cse20 ((_ zero_extend 24) .cse0))) (let ((.cse16 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse20))) .cse2)))) (.cse14 ((_ zero_extend 24) |ULTIMATE.start_main_~state_15~0#1|)) (.cse15 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse19))))))) (.cse13 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse18))))))) (.cse12 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) |ULTIMATE.start_main_~state_13~0#1|)))) .cse2)))) (.cse5 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse4))))))) (.cse7 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse24))))))) (.cse8 ((_ zero_extend 24) |ULTIMATE.start_main_~state_21~0#1|)) (.cse9 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) |ULTIMATE.start_main_~state_19~0#1|)))))))) (.cse11 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse22)))))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse21 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse18 .cse19))))) (let ((.cse23 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse20 .cse21))))) (let ((.cse25 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse22 .cse23))))) (let ((.cse3 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse24 .cse25))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse3 .cse4))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse5 .cse6))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse7 .cse8))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse9 .cse10))) .cse11))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse12 .cse10))) .cse13))) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse14 .cse15)))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse16 .cse17)))))))))))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse3 .cse4))) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse18 .cse19))) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse20 .cse21)))))) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse22 .cse23)))))) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse24 .cse25)))))))))))))))))))))) ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse26 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse9 .cse8))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse9 .cse8))) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse26 .cse6))))))))) .cse2))) ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse27 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse14 .cse12))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse27 .cse17))) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse14 .cse12)))))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse27 .cse17)))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse26 .cse6)))))))))) ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse30 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse9 .cse11))) .cse4)))) (.cse31 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse7 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse22 .cse8)))))))) (let ((.cse28 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse30 .cse31)))) (.cse29 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse5 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse24 .cse6)))))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse28 .cse29))) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse30 .cse31)))))))))))) ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse34 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse20 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse13 .cse12))))))) (.cse35 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse14 .cse18))) .cse15))))) (let ((.cse32 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse19 .cse17))) .cse16)))) (.cse33 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse34 .cse35))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse32 .cse33))) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse32 .cse33))) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse34 .cse35)))))))))))))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse28 .cse29))))))))))))))))))) .cse2)))))))))))))))))) .cse36) (or (forall ((|ULTIMATE.start_main_~input_43~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~state_25~0#1| (_ BitVec 8)) (|v_ULTIMATE.start_main_#t~nondet14#1_16| (_ BitVec 8)) (|ULTIMATE.start_main_~input_48~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~state_21~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~input_57~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~input_52~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~state_15~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~state_19~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~state_13~0#1| (_ BitVec 8))) (let ((.cse66 ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) |v_ULTIMATE.start_main_#t~nondet14#1_16|))))) (or (= ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) |ULTIMATE.start_main_~state_25~0#1|))))))) ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse54 ((_ zero_extend 24) |ULTIMATE.start_main_~input_57~0#1|)) (.cse45 ((_ zero_extend 24) |ULTIMATE.start_main_~input_43~0#1|)) (.cse47 ((_ zero_extend 24) |ULTIMATE.start_main_~input_48~0#1|)) (.cse52 ((_ zero_extend 24) |ULTIMATE.start_main_~input_52~0#1|)) (.cse58 ((_ zero_extend 24) .cse66))) (let ((.cse51 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse58))))))) (.cse53 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse52))))))) (.cse49 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse47))))))) (.cse48 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse45))))))) (.cse57 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse54))))))) (.cse46 ((_ zero_extend 24) |ULTIMATE.start_main_~state_15~0#1|)) (.cse50 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) |ULTIMATE.start_main_~state_13~0#1|)))) .cse2)))) (.cse56 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) |ULTIMATE.start_main_~state_19~0#1|)))))))) (.cse55 ((_ zero_extend 24) |ULTIMATE.start_main_~state_21~0#1|))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse39 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse56 .cse57))) .cse58)))) (.cse40 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse53 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse54 .cse55)))))))) (let ((.cse37 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse39 .cse40)))) (.cse38 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse51 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse52 .cse6)))))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse37 .cse38))) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse39 .cse40)))))))))))) ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse41 ((_ zero_extend 24) ((_ extract 7 0) (bvor (_ bv0 32) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse49 .cse50))))))) (.cse42 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse46 .cse47))) .cse48))))) (let ((.cse43 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse10 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse45 .cse17))))))) (.cse44 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse41 .cse42))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse41 .cse42))) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse43 .cse44))))))))) .cse2))) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse43 .cse44))))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse37 .cse38)))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse63 ((_ zero_extend 24) ((_ extract 7 0) (bvor (_ bv0 32) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse47 .cse45)))))))) (let ((.cse62 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse54 .cse63))))) (let ((.cse61 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse52 .cse62))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse51 .cse6))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse53 .cse55))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse59 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse49 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse50 .cse60)))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse46 .cse48))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse57 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse56 .cse60))))))))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse61 .cse58)))))) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse61 .cse58))) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse52 .cse62))) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse54 .cse63))) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse47 .cse45))) (_ bv0 32))))))))))))))))))))))))) ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse64 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse56 .cse55))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse56 .cse55))) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse64 .cse6))))))))) .cse2))) ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse65 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse46 .cse50))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse65 .cse17))) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse46 .cse50)))))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse65 .cse17)))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse64 .cse6))))))))))))))))))))))))))) .cse2))) (_ bv1 32)))) .cse2)) (_ bv0 8)) (= (_ bv0 8) .cse66)))) .cse67 .cse36) (or .cse67 (forall ((|ULTIMATE.start_main_~input_43~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~state_25~0#1| (_ BitVec 8)) (|v_ULTIMATE.start_main_#t~nondet14#1_16| (_ BitVec 8)) (|ULTIMATE.start_main_~input_48~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~state_21~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~input_57~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~input_52~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~state_15~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~state_19~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~state_13~0#1| (_ BitVec 8))) (let ((.cse68 ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) |v_ULTIMATE.start_main_#t~nondet14#1_16|))))) (or (= (_ bv0 8) .cse68) (= (_ bv0 8) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvand (_ bv1 32) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) |ULTIMATE.start_main_~state_25~0#1|))))))) ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse90 ((_ zero_extend 24) .cse68)) (.cse77 ((_ zero_extend 24) |ULTIMATE.start_main_~input_43~0#1|)) (.cse79 ((_ zero_extend 24) |ULTIMATE.start_main_~input_48~0#1|)) (.cse86 ((_ zero_extend 24) |ULTIMATE.start_main_~input_57~0#1|)) (.cse84 ((_ zero_extend 24) |ULTIMATE.start_main_~input_52~0#1|))) (let ((.cse85 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse84))))))) (.cse89 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse86))))))) (.cse81 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse79))))))) (.cse80 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse77))))))) (.cse83 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse90))))))) (.cse78 ((_ zero_extend 24) |ULTIMATE.start_main_~state_15~0#1|)) (.cse82 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) |ULTIMATE.start_main_~state_13~0#1|)))) .cse2)))) (.cse88 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) |ULTIMATE.start_main_~state_19~0#1|)))))))) (.cse87 ((_ zero_extend 24) |ULTIMATE.start_main_~state_21~0#1|))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse71 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse88 .cse89))) .cse90)))) (.cse72 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse85 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse86 .cse87)))))))) (let ((.cse69 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse71 .cse72)))) (.cse70 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse83 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse84 .cse6)))))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse69 .cse70))) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse71 .cse72)))))))))))) ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse73 ((_ zero_extend 24) ((_ extract 7 0) (bvor (_ bv0 32) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse81 .cse82))))))) (.cse74 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse78 .cse79))) .cse80))))) (let ((.cse75 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse10 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse77 .cse17))))))) (.cse76 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse73 .cse74))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse73 .cse74))) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse75 .cse76))))))))) .cse2))) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse75 .cse76))))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse69 .cse70)))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse93 ((_ zero_extend 24) ((_ extract 7 0) (bvor (_ bv0 32) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse79 .cse77)))))))) (let ((.cse92 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse86 .cse93))))) (let ((.cse91 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse84 .cse92))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse91 .cse90))) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse84 .cse92))) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse86 .cse93))) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse79 .cse77))) (_ bv0 32))))))))))))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse85 .cse87))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse88 .cse10))) .cse89))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse82 .cse10))) .cse81))) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse78 .cse80)))))) .cse59))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse83 .cse6)))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse91 .cse90)))))))))))) ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse94 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse88 .cse87))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse88 .cse87))) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse94 .cse6))))))))) .cse2))) ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse95 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse78 .cse82))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse95 .cse17))) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse78 .cse82)))))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse95 .cse17)))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse94 .cse6))))))))))))))))))))))))))))))))))))))) .cse36) (or (let ((.cse121 (let ((.cse210 (bvshl ((_ zero_extend 16) ((_ extract 15 0) (bvxor ((_ zero_extend 16) ((_ extract 15 0) (bvxor .cse208 ((_ zero_extend 16) ((_ extract 15 0) ((_ zero_extend 16) ((_ extract 15 0) ((_ zero_extend 16) ((_ extract 15 0) (bvxor ((_ zero_extend 16) |c_ULTIMATE.start_main_~state_6~0#1|) .cse208)))))))))) .cse208))) (_ bv16 32)))) (and (forall ((|v_ULTIMATE.start_main_~var_31_arg_1~0#1_16| (_ BitVec 16))) (let ((.cse209 (bvor .cse210 ((_ zero_extend 16) |v_ULTIMATE.start_main_~var_31_arg_1~0#1_16|)))) (or (not (= (bvand |c_ULTIMATE.start_main_~mask_SORT_4~0#1| (bvashr (bvand .cse209 |c_ULTIMATE.start_main_~mask_SORT_4~0#1|) |c_ULTIMATE.start_main_~var_32~0#1|)) |c_ULTIMATE.start_main_~var_27~0#1|)) (not (= (bvand |c_ULTIMATE.start_main_~msb_SORT_4~0#1| .cse209) (_ bv0 32)))))) (forall ((|v_ULTIMATE.start_main_~var_31_arg_1~0#1_16| (_ BitVec 16))) (let ((.cse211 (bvor .cse210 ((_ zero_extend 16) |v_ULTIMATE.start_main_~var_31_arg_1~0#1_16|)))) (or (not (= (bvand |c_ULTIMATE.start_main_~mask_SORT_4~0#1| (bvor .cse203 (bvashr (bvor .cse211 .cse205) |c_ULTIMATE.start_main_~var_32~0#1|))) |c_ULTIMATE.start_main_~var_27~0#1|)) (= (bvand |c_ULTIMATE.start_main_~msb_SORT_4~0#1| .cse211) (_ bv0 32)))))))) (.cse119 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse10 .cse6)))) (.cse122 (let ((.cse206 (bvshl ((_ zero_extend 16) ((_ extract 15 0) (bvxor ((_ zero_extend 16) ((_ extract 15 0) (bvxor ((_ zero_extend 16) ((_ extract 15 0) ((_ zero_extend 16) ((_ extract 15 0) ((_ zero_extend 16) |c_ULTIMATE.start_main_~state_8~0#1|))))) .cse208))) .cse208))) (_ bv16 32)))) (and (forall ((|v_ULTIMATE.start_main_~var_31_arg_1~0#1_16| (_ BitVec 16))) (let ((.cse204 (bvor .cse206 ((_ zero_extend 16) |v_ULTIMATE.start_main_~var_31_arg_1~0#1_16|)))) (or (not (= (bvand (bvor .cse203 (bvashr (bvor .cse204 .cse205) |c_ULTIMATE.start_main_~var_32~0#1|)) |c_ULTIMATE.start_main_~mask_SORT_4~0#1|) |c_ULTIMATE.start_main_~var_27~0#1|)) (= (_ bv0 32) (bvand |c_ULTIMATE.start_main_~msb_SORT_4~0#1| .cse204))))) (forall ((|v_ULTIMATE.start_main_~var_31_arg_1~0#1_16| (_ BitVec 16))) (let ((.cse207 (bvor .cse206 ((_ zero_extend 16) |v_ULTIMATE.start_main_~var_31_arg_1~0#1_16|)))) (or (not (= (bvand (bvashr (bvand |c_ULTIMATE.start_main_~mask_SORT_4~0#1| .cse207) |c_ULTIMATE.start_main_~var_32~0#1|) |c_ULTIMATE.start_main_~mask_SORT_4~0#1|) |c_ULTIMATE.start_main_~var_27~0#1|)) (not (= (_ bv0 32) (bvand |c_ULTIMATE.start_main_~msb_SORT_4~0#1| .cse207)))))))))) (and (or .cse67 (forall ((|ULTIMATE.start_main_~input_43~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~state_25~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~input_48~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~state_21~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~input_57~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~input_52~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~state_15~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~state_19~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~state_13~0#1| (_ BitVec 8))) (= (_ bv0 8) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) |ULTIMATE.start_main_~state_25~0#1|))))))) ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse104 ((_ zero_extend 24) |ULTIMATE.start_main_~input_43~0#1|)) (.cse106 ((_ zero_extend 24) |ULTIMATE.start_main_~input_48~0#1|)) (.cse112 ((_ zero_extend 24) |ULTIMATE.start_main_~input_57~0#1|)) (.cse110 ((_ zero_extend 24) |ULTIMATE.start_main_~input_52~0#1|))) (let ((.cse111 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse110))))))) (.cse113 ((_ zero_extend 24) |ULTIMATE.start_main_~state_21~0#1|)) (.cse114 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) |ULTIMATE.start_main_~state_19~0#1|)))))))) (.cse115 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse112))))))) (.cse109 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) |ULTIMATE.start_main_~state_13~0#1|)))) .cse2)))) (.cse108 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse106))))))) (.cse105 ((_ zero_extend 24) |ULTIMATE.start_main_~state_15~0#1|)) (.cse107 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse104)))))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse98 ((_ zero_extend 24) ((_ extract 7 0) (bvor (_ bv0 32) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse114 .cse115))))))) (.cse99 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse111 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse112 .cse113)))))))) (let ((.cse96 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse98 .cse99)))) (.cse97 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse10 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse110 .cse6)))))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse96 .cse97))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse98 .cse99))) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse96 .cse97)))))))))))) ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse100 ((_ zero_extend 24) ((_ extract 7 0) (bvor (_ bv0 32) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse108 .cse109))))))) (.cse101 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse105 .cse106))) .cse107))))) (let ((.cse102 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse10 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse104 .cse17))))))) (.cse103 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse100 .cse101))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse100 .cse101))) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse102 .cse103))))))))) .cse2))) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse102 .cse103)))))))))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse116 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse114 .cse113))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse114 .cse113))) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse116 .cse6))))))))) .cse2))) ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse117 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse105 .cse109))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse117 .cse17))) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse105 .cse109)))))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse117 .cse17)))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse116 .cse6))))))) ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse120 ((_ zero_extend 24) ((_ extract 7 0) (bvor (_ bv0 32) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse106 .cse104)))))))) (let ((.cse118 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse112 .cse120))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse110 .cse118))) (_ bv0 32)))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse111 .cse113))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse114 .cse10))) .cse115))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse109 .cse10))) .cse108))) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse105 .cse107)))))) .cse59))))))))) .cse119)))))) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvor (_ bv0 32) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse110 .cse118))) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse112 .cse120))) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse106 .cse104))) (_ bv0 32)))))))))))))))))))))))))))))))))))))))))))) .cse2))) (_ bv1 32)))))))) .cse121) (or .cse122 (forall ((|ULTIMATE.start_main_~input_43~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~state_25~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~input_48~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~state_21~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~input_57~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~input_52~0#1| (_ BitVec 8)) (|v_ULTIMATE.start_main_#t~nondet15#1_16| (_ BitVec 8)) (|ULTIMATE.start_main_~state_15~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~state_19~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~state_13~0#1| (_ BitVec 8))) (let ((.cse150 ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) |v_ULTIMATE.start_main_#t~nondet15#1_16|))))) (or (= ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvand (_ bv1 32) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) |ULTIMATE.start_main_~state_25~0#1|))))))) ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse141 ((_ zero_extend 24) |ULTIMATE.start_main_~input_57~0#1|)) (.cse131 ((_ zero_extend 24) |ULTIMATE.start_main_~input_43~0#1|)) (.cse134 ((_ zero_extend 24) |ULTIMATE.start_main_~input_48~0#1|)) (.cse136 ((_ zero_extend 24) .cse150)) (.cse139 ((_ zero_extend 24) |ULTIMATE.start_main_~input_52~0#1|))) (let ((.cse140 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse139))))))) (.cse142 ((_ zero_extend 24) |ULTIMATE.start_main_~state_21~0#1|)) (.cse132 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse136))) .cse2)))) (.cse137 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse134))))))) (.cse138 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) |ULTIMATE.start_main_~state_13~0#1|)))) .cse2)))) (.cse133 ((_ zero_extend 24) |ULTIMATE.start_main_~state_15~0#1|)) (.cse135 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse131))))))) (.cse144 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse141))))))) (.cse143 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) |ULTIMATE.start_main_~state_19~0#1|))))))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse125 ((_ zero_extend 24) ((_ extract 7 0) (bvor (_ bv0 32) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse143 .cse144))))))) (.cse126 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse140 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse141 .cse142)))))))) (let ((.cse123 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse125 .cse126)))) (.cse124 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse10 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse139 .cse6)))))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse123 .cse124))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse125 .cse126))) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse123 .cse124)))))))))))) ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse129 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse136 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse137 .cse138))))))) (.cse130 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse133 .cse134))) .cse135))))) (let ((.cse127 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse131 .cse17))) .cse132)))) (.cse128 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse129 .cse130))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse127 .cse128))) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse127 .cse128))) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse129 .cse130))))))))))))))))))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse145 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse143 .cse142))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse143 .cse142))) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse145 .cse6))))))))) .cse2))) ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse146 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse133 .cse138))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse146 .cse17))) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse133 .cse138)))))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse146 .cse17)))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse145 .cse6))))))) ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse147 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse134 .cse131))))) (let ((.cse148 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse136 .cse147))))) (let ((.cse149 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse141 .cse148))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvor (_ bv0 32) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse134 .cse131))) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse136 .cse147)))))) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse141 .cse148)))))) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse139 .cse149)))))))))))) .cse2))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse139 .cse149))) (_ bv0 32)))) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse119 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse140 .cse142))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse132 .cse17))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse137 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse138 .cse60)))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse133 .cse135))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse144 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse143 .cse60)))))))))))))))))))))))))))))))))))))))))))))))))))) (_ bv0 8)) (= .cse150 (_ bv0 8)))))) (or .cse67 (forall ((|ULTIMATE.start_main_~input_43~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~state_25~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~input_48~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~state_21~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~input_57~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~input_52~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~state_15~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~state_19~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~state_13~0#1| (_ BitVec 8))) (= (_ bv0 8) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvand (_ bv1 32) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) |ULTIMATE.start_main_~state_25~0#1|))))))) ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse163 ((_ zero_extend 24) |ULTIMATE.start_main_~input_57~0#1|)) (.cse157 ((_ zero_extend 24) |ULTIMATE.start_main_~input_52~0#1|)) (.cse165 ((_ zero_extend 24) |ULTIMATE.start_main_~input_48~0#1|)) (.cse166 ((_ zero_extend 24) |ULTIMATE.start_main_~input_43~0#1|))) (let ((.cse155 ((_ zero_extend 24) |ULTIMATE.start_main_~state_15~0#1|)) (.cse161 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse166))))))) (.cse160 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse165))))))) (.cse156 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) |ULTIMATE.start_main_~state_13~0#1|)))) .cse2)))) (.cse159 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse157))))))) (.cse152 ((_ zero_extend 24) |ULTIMATE.start_main_~state_21~0#1|)) (.cse151 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) |ULTIMATE.start_main_~state_19~0#1|)))))))) (.cse162 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse163)))))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse153 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse151 .cse152))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse151 .cse152))) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse153 .cse6))))))))) .cse2))) ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse154 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse155 .cse156))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse154 .cse17))) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse155 .cse156)))))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse154 .cse17)))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse153 .cse6))))))) ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse164 ((_ zero_extend 24) ((_ extract 7 0) (bvor (_ bv0 32) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse165 .cse166)))))))) (let ((.cse158 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse163 .cse164))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse157 .cse158))) (_ bv0 32)))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse159 .cse152))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse59 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse160 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse156 .cse60)))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse155 .cse161))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse162 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse151 .cse60)))))))))))) .cse119)))))) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvor (_ bv0 32) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse157 .cse158))) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse163 .cse164))) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse165 .cse166))) (_ bv0 32))))))))))))))))))))))))))) ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse169 ((_ zero_extend 24) ((_ extract 7 0) (bvor (_ bv0 32) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse151 .cse162))))))) (.cse170 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse159 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse163 .cse152)))))))) (let ((.cse167 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse169 .cse170)))) (.cse168 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse10 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse157 .cse6)))))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse167 .cse168))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse169 .cse170))) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse167 .cse168)))))))))))) ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse171 ((_ zero_extend 24) ((_ extract 7 0) (bvor (_ bv0 32) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse160 .cse156))))))) (.cse172 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse155 .cse165))) .cse161))))) (let ((.cse173 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse10 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse166 .cse17))))))) (.cse174 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse171 .cse172))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse171 .cse172))) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse173 .cse174))))))))) .cse2))) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse173 .cse174))))))))))))))))))))))))))))))))))))))))))) .cse121) (or (forall ((|ULTIMATE.start_main_~input_43~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~state_25~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~input_48~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~state_21~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~input_57~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~input_52~0#1| (_ BitVec 8)) (|v_ULTIMATE.start_main_#t~nondet15#1_16| (_ BitVec 8)) (|ULTIMATE.start_main_~state_15~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~state_19~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~state_13~0#1| (_ BitVec 8))) (let ((.cse175 ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) |v_ULTIMATE.start_main_#t~nondet15#1_16|))))) (or (= .cse175 (_ bv0 8)) (= (_ bv0 8) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvand (_ bv1 32) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) |ULTIMATE.start_main_~state_25~0#1|))))))) ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse189 ((_ zero_extend 24) .cse175)) (.cse184 ((_ zero_extend 24) |ULTIMATE.start_main_~input_43~0#1|)) (.cse187 ((_ zero_extend 24) |ULTIMATE.start_main_~input_48~0#1|)) (.cse194 ((_ zero_extend 24) |ULTIMATE.start_main_~input_57~0#1|)) (.cse192 ((_ zero_extend 24) |ULTIMATE.start_main_~input_52~0#1|))) (let ((.cse193 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse192))))))) (.cse195 ((_ zero_extend 24) |ULTIMATE.start_main_~state_21~0#1|)) (.cse196 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) |ULTIMATE.start_main_~state_19~0#1|)))))))) (.cse197 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse194))))))) (.cse191 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) |ULTIMATE.start_main_~state_13~0#1|)))) .cse2)))) (.cse190 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse187))))))) (.cse186 ((_ zero_extend 24) |ULTIMATE.start_main_~state_15~0#1|)) (.cse188 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse184))))))) (.cse185 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse189))) .cse2))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse178 ((_ zero_extend 24) ((_ extract 7 0) (bvor (_ bv0 32) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse196 .cse197))))))) (.cse179 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse193 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse194 .cse195)))))))) (let ((.cse176 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse178 .cse179)))) (.cse177 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse10 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse192 .cse6)))))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse176 .cse177))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse178 .cse179))) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse176 .cse177)))))))))))) ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse182 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse189 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse190 .cse191))))))) (.cse183 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse186 .cse187))) .cse188))))) (let ((.cse180 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse184 .cse17))) .cse185)))) (.cse181 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse182 .cse183))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse180 .cse181))) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse180 .cse181))) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse182 .cse183))))))))))))))))))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse198 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse196 .cse195))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse196 .cse195))) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse198 .cse6))))))))) .cse2))) ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse199 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse186 .cse191))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse199 .cse17))) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse186 .cse191)))))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse199 .cse17)))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse198 .cse6))))))) ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse200 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse187 .cse184))))) (let ((.cse201 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse189 .cse200))))) (let ((.cse202 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse194 .cse201))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvor (_ bv0 32) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse187 .cse184))) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse189 .cse200)))))) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse194 .cse201)))))) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse192 .cse202)))))))))))) .cse2))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse192 .cse202))) (_ bv0 32)))) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse119 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse193 .cse195))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse196 .cse10))) .cse197))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse191 .cse10))) .cse190))) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse186 .cse188)))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse185 .cse17)))))))))))))))))))))))))))))))))))))))))))) .cse2)))))))))))) .cse122))) (forall ((|v_ULTIMATE.start_main_#t~nondet14#1_16| (_ BitVec 8))) (not (= (_ bv0 8) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) |v_ULTIMATE.start_main_#t~nondet14#1_16|))))))) (or (forall ((|ULTIMATE.start_main_~input_43~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~state_25~0#1| (_ BitVec 8)) (|v_ULTIMATE.start_main_#t~nondet14#1_16| (_ BitVec 8)) (|ULTIMATE.start_main_~input_48~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~state_21~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~input_57~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~input_52~0#1| (_ BitVec 8)) (|v_ULTIMATE.start_main_#t~nondet15#1_16| (_ BitVec 8)) (|ULTIMATE.start_main_~state_15~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~state_19~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~state_13~0#1| (_ BitVec 8))) (let ((.cse212 ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) |v_ULTIMATE.start_main_#t~nondet15#1_16|)))) (.cse243 ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) |v_ULTIMATE.start_main_#t~nondet14#1_16|))))) (or (= .cse212 (_ bv0 8)) (= (_ bv0 8) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvand (_ bv1 32) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) |ULTIMATE.start_main_~state_25~0#1|))))))) ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse232 ((_ zero_extend 24) |ULTIMATE.start_main_~input_57~0#1|)) (.cse221 ((_ zero_extend 24) |ULTIMATE.start_main_~input_43~0#1|)) (.cse224 ((_ zero_extend 24) |ULTIMATE.start_main_~input_48~0#1|)) (.cse226 ((_ zero_extend 24) .cse212)) (.cse230 ((_ zero_extend 24) |ULTIMATE.start_main_~input_52~0#1|)) (.cse236 ((_ zero_extend 24) .cse243))) (let ((.cse229 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse236))))))) (.cse231 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse230))))))) (.cse233 ((_ zero_extend 24) |ULTIMATE.start_main_~state_21~0#1|)) (.cse222 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse226))) .cse2)))) (.cse227 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse224))))))) (.cse228 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) |ULTIMATE.start_main_~state_13~0#1|)))) .cse2)))) (.cse223 ((_ zero_extend 24) |ULTIMATE.start_main_~state_15~0#1|)) (.cse225 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse221))))))) (.cse235 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse232))))))) (.cse234 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) |ULTIMATE.start_main_~state_19~0#1|))))))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse215 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse234 .cse235))) .cse236)))) (.cse216 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse231 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse232 .cse233)))))))) (let ((.cse213 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse215 .cse216)))) (.cse214 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse229 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse230 .cse6)))))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse213 .cse214))) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse215 .cse216)))))))))))) ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse219 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse226 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse227 .cse228))))))) (.cse220 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse223 .cse224))) .cse225))))) (let ((.cse217 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse221 .cse17))) .cse222)))) (.cse218 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse219 .cse220))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse217 .cse218))) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse217 .cse218))) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse219 .cse220)))))))))))))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse213 .cse214)))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse237 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse234 .cse233))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse234 .cse233))) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse237 .cse6))))))))) .cse2))) ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse238 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse223 .cse228))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse238 .cse17))) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse223 .cse228)))))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse238 .cse17)))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse237 .cse6))))))) ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse240 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse224 .cse221))))) (let ((.cse241 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse226 .cse240))))) (let ((.cse242 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse232 .cse241))))) (let ((.cse239 ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse230 .cse242))))) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse2 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse239 .cse236))) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse224 .cse221))) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse226 .cse240)))))) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse232 .cse241)))))) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse230 .cse242))))))))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse239 .cse236))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse229 .cse6))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse231 .cse233))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse222 .cse17))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse227 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse228 .cse60)))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse223 .cse225))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse235 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse234 .cse60)))))))))))))))))))))))))))))))))))))))))))))))))))))) (= (_ bv0 8) .cse243)))) .cse36))))) is different from false [2024-10-12 21:56:26,561 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 2 not checked. [2024-10-12 21:56:26,561 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-12 21:56:26,561 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1358998277] [2024-10-12 21:56:26,561 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1358998277] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-12 21:56:26,562 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-10-12 21:56:26,562 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 9 [2024-10-12 21:56:26,562 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [496705517] [2024-10-12 21:56:26,562 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-10-12 21:56:26,563 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-10-12 21:56:26,563 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-12 21:56:26,564 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-10-12 21:56:26,564 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=42, Unknown=2, NotChecked=26, Total=90 [2024-10-12 21:56:26,564 INFO L87 Difference]: Start difference. First operand 8 states and 8 transitions. Second operand has 10 states, 10 states have (on average 1.3) internal successors, (13), 9 states have internal predecessors, (13), 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) [2024-10-12 21:56:28,421 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 101 [2024-10-12 21:56:28,421 WARN L249 Executor]: External (MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1) with exit command (exit)) stderr output: (error "out of memory") [2024-10-12 21:56:28,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-12 21:56:28,423 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 16.7s TimeCoverageRelationStatistics Valid=20, Invalid=42, Unknown=2, NotChecked=26, Total=90 [2024-10-12 21:56:28,424 INFO L432 NwaCegarLoop]: 0 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 1 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-12 21:56:28,424 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 0 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 4 Invalid, 0 Unknown, 1 Unchecked, 0.2s Time] [2024-10-12 21:56:28,433 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2024-10-12 21:56:28,625 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-12 21:56:28,626 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:262) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseCheckSatResult(Executor.java:281) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.checkSat(Scriptor.java:155) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.ManagedScript.checkSat(ManagedScript.java:148) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.MonolithicImplicationChecker.checkImplication(MonolithicImplicationChecker.java:85) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier$PredicateComparison.compare(PredicateUnifier.java:842) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier$PredicateComparison.(PredicateUnifier.java:786) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate(PredicateUnifier.java:374) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicateForConjunction(PredicateUnifier.java:244) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.DeterministicInterpolantAutomaton.getOrConstructPredicate(DeterministicInterpolantAutomaton.java:282) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.DeterministicInterpolantAutomaton.constructSuccessorsAndTransitions(DeterministicInterpolantAutomaton.java:304) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.computeSuccs(BasicAbstractInterpolantAutomaton.java:79) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.computeSuccs(BasicAbstractInterpolantAutomaton.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.AbstractInterpolantAutomaton.internalSuccessors(AbstractInterpolantAutomaton.java:233) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.AbstractInterpolantAutomaton.internalSuccessors(AbstractInterpolantAutomaton.java:1) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.TotalizeNwa.internalSuccessors(TotalizeNwa.java:246) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ComplementDeterministicNwa.internalSuccessors(ComplementDeterministicNwa.java:121) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ProductNwa.internalSuccessors(ProductNwa.java:218) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ProductNwa.internalSuccessors(ProductNwa.java:210) at de.uni_freiburg.informatik.ultimate.automata.nestedword.reachablestates.NestedWordAutomatonReachableStates$ReachableStatesComputation.addInternalsAndSuccessors(NestedWordAutomatonReachableStates.java:1058) at de.uni_freiburg.informatik.ultimate.automata.nestedword.reachablestates.NestedWordAutomatonReachableStates$ReachableStatesComputation.(NestedWordAutomatonReachableStates.java:960) at de.uni_freiburg.informatik.ultimate.automata.nestedword.reachablestates.NestedWordAutomatonReachableStates.(NestedWordAutomatonReachableStates.java:182) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.Difference.computeDifference(Difference.java:137) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.Difference.(Difference.java:90) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.NwaCegarLoop.computeAutomataDifference(NwaCegarLoop.java:373) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.NwaCegarLoop.refineAbstraction(NwaCegarLoop.java:345) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.refineAbstractionInternal(AbstractCegarLoop.java:463) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:414) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:342) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:324) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:421) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:307) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:268) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:162) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:141) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: EOF at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1518) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:701) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:383) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:258) ... 47 more [2024-10-12 21:56:28,632 INFO L158 Benchmark]: Toolchain (without parser) took 28770.23ms. Allocated memory was 69.2MB in the beginning and 241.2MB in the end (delta: 172.0MB). Free memory was 34.8MB in the beginning and 147.3MB in the end (delta: -112.5MB). Peak memory consumption was 139.3MB. Max. memory is 16.1GB. [2024-10-12 21:56:28,633 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 54.5MB. Free memory is still 29.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-12 21:56:28,634 INFO L158 Benchmark]: CACSL2BoogieTranslator took 481.40ms. Allocated memory is still 69.2MB. Free memory was 50.4MB in the beginning and 45.1MB in the end (delta: 5.3MB). Peak memory consumption was 23.5MB. Max. memory is 16.1GB. [2024-10-12 21:56:28,635 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.56ms. Allocated memory is still 69.2MB. Free memory was 45.1MB in the beginning and 40.6MB in the end (delta: 4.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-12 21:56:28,635 INFO L158 Benchmark]: Boogie Preprocessor took 77.45ms. Allocated memory is still 69.2MB. Free memory was 40.6MB in the beginning and 35.5MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-12 21:56:28,638 INFO L158 Benchmark]: RCFGBuilder took 773.30ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 35.2MB in the beginning and 43.9MB in the end (delta: -8.7MB). Peak memory consumption was 17.9MB. Max. memory is 16.1GB. [2024-10-12 21:56:28,638 INFO L158 Benchmark]: TraceAbstraction took 27357.98ms. Allocated memory was 83.9MB in the beginning and 241.2MB in the end (delta: 157.3MB). Free memory was 43.3MB in the beginning and 147.3MB in the end (delta: -104.0MB). Peak memory consumption was 132.8MB. Max. memory is 16.1GB. [2024-10-12 21:56:28,644 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 54.5MB. Free memory is still 29.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 481.40ms. Allocated memory is still 69.2MB. Free memory was 50.4MB in the beginning and 45.1MB in the end (delta: 5.3MB). Peak memory consumption was 23.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.56ms. Allocated memory is still 69.2MB. Free memory was 45.1MB in the beginning and 40.6MB in the end (delta: 4.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 77.45ms. Allocated memory is still 69.2MB. Free memory was 40.6MB in the beginning and 35.5MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 773.30ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 35.2MB in the beginning and 43.9MB in the end (delta: -8.7MB). Peak memory consumption was 17.9MB. Max. memory is 16.1GB. * TraceAbstraction took 27357.98ms. Allocated memory was 83.9MB in the beginning and 241.2MB in the end (delta: 157.3MB). Free memory was 43.3MB in the beginning and 147.3MB in the end (delta: -104.0MB). Peak memory consumption was 132.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: SMTLIBException: External (MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMTLIBException: External (MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") : de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:262) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: External (MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory")