./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.needham.3.prop4-func-interl.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8be7027f Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/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 ../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.needham.3.prop4-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 2f0107585bc95fe85ccc61e4bc167a4f923d0c961f450c43157e4d3f65cc9990 --- Real Ultimate output --- This is Ultimate 0.2.5-wip.dk.perfect-tracechecks-8be7027-m [2024-11-12 00:23:46,545 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-12 00:23:46,636 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-12 00:23:46,643 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-12 00:23:46,644 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-12 00:23:46,682 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-12 00:23:46,686 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-12 00:23:46,686 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-12 00:23:46,687 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-12 00:23:46,687 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-12 00:23:46,688 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-12 00:23:46,688 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-12 00:23:46,689 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-12 00:23:46,693 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-12 00:23:46,693 INFO L153 SettingsManager]: * Use SBE=true [2024-11-12 00:23:46,694 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-12 00:23:46,695 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-12 00:23:46,695 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-12 00:23:46,695 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-12 00:23:46,695 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-12 00:23:46,696 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-12 00:23:46,700 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-12 00:23:46,701 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-12 00:23:46,701 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-12 00:23:46,701 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-12 00:23:46,702 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-12 00:23:46,702 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-12 00:23:46,702 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-12 00:23:46,703 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-12 00:23:46,703 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-12 00:23:46,703 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-12 00:23:46,704 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-12 00:23:46,704 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-12 00:23:46,704 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-12 00:23:46,704 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-12 00:23:46,705 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-12 00:23:46,705 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-12 00:23:46,705 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-12 00:23:46,705 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-12 00:23:46,706 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2f0107585bc95fe85ccc61e4bc167a4f923d0c961f450c43157e4d3f65cc9990 [2024-11-12 00:23:46,979 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-12 00:23:47,008 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-12 00:23:47,011 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-12 00:23:47,013 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-12 00:23:47,015 INFO L274 PluginConnector]: CDTParser initialized [2024-11-12 00:23:47,017 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.needham.3.prop4-func-interl.c [2024-11-12 00:23:48,842 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-12 00:23:49,241 INFO L384 CDTParser]: Found 1 translation units. [2024-11-12 00:23:49,242 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.needham.3.prop4-func-interl.c [2024-11-12 00:23:49,269 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/68e9ef892/ec8b5a071905408b91a4642e8a3f2881/FLAG4bf19195a [2024-11-12 00:23:49,285 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/68e9ef892/ec8b5a071905408b91a4642e8a3f2881 [2024-11-12 00:23:49,289 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-12 00:23:49,290 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-12 00:23:49,293 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-12 00:23:49,294 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-12 00:23:49,305 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-12 00:23:49,306 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:23:49" (1/1) ... [2024-11-12 00:23:49,307 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@501e322b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:23:49, skipping insertion in model container [2024-11-12 00:23:49,307 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:23:49" (1/1) ... [2024-11-12 00:23:49,481 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-12 00:23:49,765 WARN L250 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.needham.3.prop4-func-interl.c[1174,1187] [2024-11-12 00:23:50,459 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-12 00:23:50,476 INFO L200 MainTranslator]: Completed pre-run [2024-11-12 00:23:50,548 WARN L250 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.needham.3.prop4-func-interl.c[1174,1187] [2024-11-12 00:23:51,003 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-12 00:23:51,023 INFO L204 MainTranslator]: Completed translation [2024-11-12 00:23:51,024 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:23:51 WrapperNode [2024-11-12 00:23:51,025 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-12 00:23:51,026 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-12 00:23:51,026 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-12 00:23:51,026 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-12 00:23:51,034 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:23:51" (1/1) ... [2024-11-12 00:23:51,250 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:23:51" (1/1) ... [2024-11-12 00:23:54,336 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 21150 [2024-11-12 00:23:54,336 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-12 00:23:54,337 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-12 00:23:54,337 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-12 00:23:54,337 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-12 00:23:54,350 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:23:51" (1/1) ... [2024-11-12 00:23:54,350 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:23:51" (1/1) ... [2024-11-12 00:23:55,102 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:23:51" (1/1) ... [2024-11-12 00:23:55,488 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]. [2024-11-12 00:23:55,489 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:23:51" (1/1) ... [2024-11-12 00:23:55,489 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:23:51" (1/1) ... [2024-11-12 00:23:56,295 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:23:51" (1/1) ... [2024-11-12 00:23:56,425 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:23:51" (1/1) ... [2024-11-12 00:23:56,564 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:23:51" (1/1) ... [2024-11-12 00:23:56,670 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:23:51" (1/1) ... [2024-11-12 00:23:57,210 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-12 00:23:57,211 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-12 00:23:57,212 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-12 00:23:57,212 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-12 00:23:57,213 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:23:51" (1/1) ... [2024-11-12 00:23:57,219 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-12 00:23:57,231 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 00:23:57,255 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) [2024-11-12 00:23:57,260 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 [2024-11-12 00:23:57,300 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-12 00:23:57,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-12 00:23:57,300 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-12 00:23:57,301 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-12 00:23:58,171 INFO L238 CfgBuilder]: Building ICFG [2024-11-12 00:23:58,174 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-12 00:24:55,566 INFO L? ?]: Removed 11390 outVars from TransFormulas that were not future-live. [2024-11-12 00:24:55,566 INFO L287 CfgBuilder]: Performing block encoding [2024-11-12 00:24:55,679 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-12 00:24:55,679 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-12 00:24:55,680 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:24:55 BoogieIcfgContainer [2024-11-12 00:24:55,680 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-12 00:24:55,683 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-12 00:24:55,684 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-12 00:24:55,688 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-12 00:24:55,689 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:23:49" (1/3) ... [2024-11-12 00:24:55,690 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41a8bfe3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:24:55, skipping insertion in model container [2024-11-12 00:24:55,691 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:23:51" (2/3) ... [2024-11-12 00:24:55,691 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41a8bfe3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:24:55, skipping insertion in model container [2024-11-12 00:24:55,691 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:24:55" (3/3) ... [2024-11-12 00:24:55,693 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.needham.3.prop4-func-interl.c [2024-11-12 00:24:55,710 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-12 00:24:55,711 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-12 00:24:55,903 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-12 00:24:55,912 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;@2b0e849e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-12 00:24:55,913 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-12 00:24:55,940 INFO L276 IsEmpty]: Start isEmpty. Operand has 7709 states, 7707 states have (on average 1.5038276891137927) internal successors, (11590), 7708 states have internal predecessors, (11590), 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) [2024-11-12 00:24:55,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2024-11-12 00:24:55,972 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 00:24:55,974 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 00:24:55,975 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 00:24:55,985 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 00:24:55,986 INFO L85 PathProgramCache]: Analyzing trace with hash 1090748151, now seen corresponding path program 1 times [2024-11-12 00:24:55,995 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 00:24:55,995 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1276861899] [2024-11-12 00:24:55,996 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 00:24:55,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 00:24:56,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 00:24:58,022 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 00:24:58,023 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 00:24:58,023 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1276861899] [2024-11-12 00:24:58,024 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1276861899] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 00:24:58,024 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 00:24:58,024 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-12 00:24:58,026 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1147005169] [2024-11-12 00:24:58,026 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 00:24:58,031 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-12 00:24:58,032 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 00:24:58,061 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-12 00:24:58,062 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-12 00:24:58,086 INFO L87 Difference]: Start difference. First operand has 7709 states, 7707 states have (on average 1.5038276891137927) internal successors, (11590), 7708 states have internal predecessors, (11590), 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 5 states, 5 states have (on average 65.8) internal successors, (329), 5 states have internal predecessors, (329), 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) [2024-11-12 00:25:05,617 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 00:25:05,617 INFO L93 Difference]: Finished difference Result 22633 states and 34036 transitions. [2024-11-12 00:25:05,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-12 00:25:05,620 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 65.8) internal successors, (329), 5 states have internal predecessors, (329), 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 329 [2024-11-12 00:25:05,622 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 00:25:05,695 INFO L225 Difference]: With dead ends: 22633 [2024-11-12 00:25:05,696 INFO L226 Difference]: Without dead ends: 15162 [2024-11-12 00:25:05,723 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-12 00:25:05,726 INFO L435 NwaCegarLoop]: 9180 mSDtfsCounter, 11247 mSDsluCounter, 27345 mSDsCounter, 0 mSdLazyCounter, 9464 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11247 SdHoareTripleChecker+Valid, 36525 SdHoareTripleChecker+Invalid, 9465 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 9464 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.9s IncrementalHoareTripleChecker+Time [2024-11-12 00:25:05,727 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [11247 Valid, 36525 Invalid, 9465 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 9464 Invalid, 0 Unknown, 0 Unchecked, 6.9s Time] [2024-11-12 00:25:05,775 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15162 states. [2024-11-12 00:25:06,160 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15162 to 8116. [2024-11-12 00:25:06,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8116 states, 8115 states have (on average 1.503388786198398) internal successors, (12200), 8115 states have internal predecessors, (12200), 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) [2024-11-12 00:25:06,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8116 states to 8116 states and 12200 transitions. [2024-11-12 00:25:06,204 INFO L78 Accepts]: Start accepts. Automaton has 8116 states and 12200 transitions. Word has length 329 [2024-11-12 00:25:06,206 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 00:25:06,206 INFO L471 AbstractCegarLoop]: Abstraction has 8116 states and 12200 transitions. [2024-11-12 00:25:06,207 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 65.8) internal successors, (329), 5 states have internal predecessors, (329), 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) [2024-11-12 00:25:06,207 INFO L276 IsEmpty]: Start isEmpty. Operand 8116 states and 12200 transitions. [2024-11-12 00:25:06,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332 [2024-11-12 00:25:06,219 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 00:25:06,219 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 00:25:06,220 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-12 00:25:06,220 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 00:25:06,221 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 00:25:06,221 INFO L85 PathProgramCache]: Analyzing trace with hash 1810050644, now seen corresponding path program 1 times [2024-11-12 00:25:06,222 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 00:25:06,222 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [512587725] [2024-11-12 00:25:06,223 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 00:25:06,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 00:25:06,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 00:25:07,154 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 00:25:07,157 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 00:25:07,157 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [512587725] [2024-11-12 00:25:07,158 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [512587725] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 00:25:07,158 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 00:25:07,158 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-12 00:25:07,158 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1357342213] [2024-11-12 00:25:07,158 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 00:25:07,160 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-12 00:25:07,161 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 00:25:07,163 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-12 00:25:07,164 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-12 00:25:07,164 INFO L87 Difference]: Start difference. First operand 8116 states and 12200 transitions. Second operand has 4 states, 4 states have (on average 82.75) internal successors, (331), 4 states have internal predecessors, (331), 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) [2024-11-12 00:25:07,305 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 00:25:07,306 INFO L93 Difference]: Finished difference Result 8120 states and 12204 transitions. [2024-11-12 00:25:07,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-12 00:25:07,308 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 82.75) internal successors, (331), 4 states have internal predecessors, (331), 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 331 [2024-11-12 00:25:07,312 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 00:25:07,345 INFO L225 Difference]: With dead ends: 8120 [2024-11-12 00:25:07,346 INFO L226 Difference]: Without dead ends: 8118 [2024-11-12 00:25:07,353 INFO L434 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 [2024-11-12 00:25:07,356 INFO L435 NwaCegarLoop]: 11584 mSDtfsCounter, 0 mSDsluCounter, 23162 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 34746 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 [2024-11-12 00:25:07,356 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 34746 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-12 00:25:07,371 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8118 states. [2024-11-12 00:25:07,496 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8118 to 8118. [2024-11-12 00:25:07,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8118 states, 8117 states have (on average 1.503264752987557) internal successors, (12202), 8117 states have internal predecessors, (12202), 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) [2024-11-12 00:25:07,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8118 states to 8118 states and 12202 transitions. [2024-11-12 00:25:07,538 INFO L78 Accepts]: Start accepts. Automaton has 8118 states and 12202 transitions. Word has length 331 [2024-11-12 00:25:07,540 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 00:25:07,541 INFO L471 AbstractCegarLoop]: Abstraction has 8118 states and 12202 transitions. [2024-11-12 00:25:07,544 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 82.75) internal successors, (331), 4 states have internal predecessors, (331), 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) [2024-11-12 00:25:07,545 INFO L276 IsEmpty]: Start isEmpty. Operand 8118 states and 12202 transitions. [2024-11-12 00:25:07,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2024-11-12 00:25:07,552 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 00:25:07,553 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 00:25:07,553 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-12 00:25:07,553 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 00:25:07,554 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 00:25:07,558 INFO L85 PathProgramCache]: Analyzing trace with hash 278692402, now seen corresponding path program 1 times [2024-11-12 00:25:07,559 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 00:25:07,559 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [416073373] [2024-11-12 00:25:07,559 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 00:25:07,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 00:25:07,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat