./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loops/insertion_sort-2-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 574ddb4e Calling Ultimate with: /usr/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/loops/insertion_sort-2-2.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --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 32bit --witnessprinter.graph.data.programhash f08b02f494e898be2e8c5098de245f701022f3f8b39ac6682b3bca3a03512826 --- Real Ultimate output --- This is Ultimate 0.2.2-?-574ddb4 [2023-02-18 15:11:24,607 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-18 15:11:24,610 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-18 15:11:24,649 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-18 15:11:24,649 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-18 15:11:24,651 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-18 15:11:24,653 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-18 15:11:24,655 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-18 15:11:24,657 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-18 15:11:24,660 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-18 15:11:24,661 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-18 15:11:24,663 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-18 15:11:24,663 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-18 15:11:24,664 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-18 15:11:24,666 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-18 15:11:24,666 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-18 15:11:24,667 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-18 15:11:24,667 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-18 15:11:24,668 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-18 15:11:24,672 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-18 15:11:24,673 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-18 15:11:24,674 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-18 15:11:24,675 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-18 15:11:24,675 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-18 15:11:24,680 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-18 15:11:24,680 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-18 15:11:24,680 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-18 15:11:24,682 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-18 15:11:24,682 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-18 15:11:24,683 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-18 15:11:24,683 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-18 15:11:24,683 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-18 15:11:24,684 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-18 15:11:24,685 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-18 15:11:24,685 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-18 15:11:24,685 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-18 15:11:24,686 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-18 15:11:24,686 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-18 15:11:24,686 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-18 15:11:24,687 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-18 15:11:24,687 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-18 15:11:24,688 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-02-18 15:11:24,715 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-18 15:11:24,715 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-18 15:11:24,716 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-18 15:11:24,716 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-18 15:11:24,717 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-18 15:11:24,717 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-18 15:11:24,717 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-18 15:11:24,717 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-18 15:11:24,717 INFO L138 SettingsManager]: * Use SBE=true [2023-02-18 15:11:24,718 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-18 15:11:24,718 INFO L138 SettingsManager]: * sizeof long=4 [2023-02-18 15:11:24,718 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-18 15:11:24,719 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-02-18 15:11:24,719 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-18 15:11:24,719 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-02-18 15:11:24,719 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-18 15:11:24,719 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-02-18 15:11:24,719 INFO L138 SettingsManager]: * sizeof long double=12 [2023-02-18 15:11:24,719 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-02-18 15:11:24,719 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-18 15:11:24,720 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-02-18 15:11:24,720 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-18 15:11:24,720 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-18 15:11:24,720 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-18 15:11:24,720 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-18 15:11:24,720 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-18 15:11:24,720 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-18 15:11:24,721 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-02-18 15:11:24,721 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-02-18 15:11:24,721 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-02-18 15:11:24,721 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-18 15:11:24,721 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-02-18 15:11:24,722 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-18 15:11:24,722 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-18 15:11:24,722 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-18 15:11:24,722 INFO L138 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f08b02f494e898be2e8c5098de245f701022f3f8b39ac6682b3bca3a03512826 [2023-02-18 15:11:24,934 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-18 15:11:24,946 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-18 15:11:24,947 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-18 15:11:24,948 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-18 15:11:24,948 INFO L275 PluginConnector]: CDTParser initialized [2023-02-18 15:11:24,949 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loops/insertion_sort-2-2.c [2023-02-18 15:11:25,944 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-18 15:11:26,153 INFO L351 CDTParser]: Found 1 translation units. [2023-02-18 15:11:26,154 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops/insertion_sort-2-2.c [2023-02-18 15:11:26,159 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c0618d5b4/d9046a86a582487da902c0a54c077c4c/FLAGe6bd87b08 [2023-02-18 15:11:26,177 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c0618d5b4/d9046a86a582487da902c0a54c077c4c [2023-02-18 15:11:26,180 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-18 15:11:26,181 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-18 15:11:26,184 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-18 15:11:26,185 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-18 15:11:26,188 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-18 15:11:26,188 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.02 03:11:26" (1/1) ... [2023-02-18 15:11:26,189 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37f755f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 03:11:26, skipping insertion in model container [2023-02-18 15:11:26,189 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.02 03:11:26" (1/1) ... [2023-02-18 15:11:26,196 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-18 15:11:26,208 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-18 15:11:26,305 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops/insertion_sort-2-2.c[330,343] [2023-02-18 15:11:26,318 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-02-18 15:11:26,324 INFO L203 MainTranslator]: Completed pre-run [2023-02-18 15:11:26,332 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops/insertion_sort-2-2.c[330,343] [2023-02-18 15:11:26,337 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-02-18 15:11:26,346 INFO L208 MainTranslator]: Completed translation [2023-02-18 15:11:26,347 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 03:11:26 WrapperNode [2023-02-18 15:11:26,347 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-18 15:11:26,348 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-02-18 15:11:26,348 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-02-18 15:11:26,348 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-02-18 15:11:26,353 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 03:11:26" (1/1) ... [2023-02-18 15:11:26,358 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 03:11:26" (1/1) ... [2023-02-18 15:11:26,371 INFO L138 Inliner]: procedures = 15, calls = 19, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 85 [2023-02-18 15:11:26,371 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-02-18 15:11:26,372 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-02-18 15:11:26,372 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-02-18 15:11:26,372 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-02-18 15:11:26,379 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 03:11:26" (1/1) ... [2023-02-18 15:11:26,379 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 03:11:26" (1/1) ... [2023-02-18 15:11:26,384 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 03:11:26" (1/1) ... [2023-02-18 15:11:26,384 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 03:11:26" (1/1) ... [2023-02-18 15:11:26,394 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 03:11:26" (1/1) ... [2023-02-18 15:11:26,403 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 03:11:26" (1/1) ... [2023-02-18 15:11:26,406 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 03:11:26" (1/1) ... [2023-02-18 15:11:26,410 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 03:11:26" (1/1) ... [2023-02-18 15:11:26,413 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-02-18 15:11:26,416 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-02-18 15:11:26,417 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-02-18 15:11:26,417 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-02-18 15:11:26,418 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 03:11:26" (1/1) ... [2023-02-18 15:11:26,422 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-18 15:11:26,429 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-18 15:11:26,446 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-02-18 15:11:26,452 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-02-18 15:11:26,474 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-02-18 15:11:26,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-02-18 15:11:26,475 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-02-18 15:11:26,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-02-18 15:11:26,476 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-02-18 15:11:26,479 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-02-18 15:11:26,479 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-02-18 15:11:26,479 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-02-18 15:11:26,541 INFO L235 CfgBuilder]: Building ICFG [2023-02-18 15:11:26,543 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2023-02-18 15:11:26,733 INFO L276 CfgBuilder]: Performing block encoding [2023-02-18 15:11:26,737 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-02-18 15:11:26,737 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2023-02-18 15:11:26,739 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.02 03:11:26 BoogieIcfgContainer [2023-02-18 15:11:26,739 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-02-18 15:11:26,740 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-02-18 15:11:26,741 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-02-18 15:11:26,745 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-02-18 15:11:26,745 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.02 03:11:26" (1/3) ... [2023-02-18 15:11:26,751 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@771cb03b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.02 03:11:26, skipping insertion in model container [2023-02-18 15:11:26,758 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 03:11:26" (2/3) ... [2023-02-18 15:11:26,759 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@771cb03b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.02 03:11:26, skipping insertion in model container [2023-02-18 15:11:26,759 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.02 03:11:26" (3/3) ... [2023-02-18 15:11:26,760 INFO L112 eAbstractionObserver]: Analyzing ICFG insertion_sort-2-2.c [2023-02-18 15:11:26,793 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-02-18 15:11:26,793 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-02-18 15:11:26,820 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-02-18 15:11:26,824 INFO L357 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, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@545999f6, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-02-18 15:11:26,824 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-02-18 15:11:26,827 INFO L276 IsEmpty]: Start isEmpty. Operand has 23 states, 21 states have (on average 1.5714285714285714) internal successors, (33), 22 states have internal predecessors, (33), 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) [2023-02-18 15:11:26,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-02-18 15:11:26,831 INFO L187 NwaCegarLoop]: Found error trace [2023-02-18 15:11:26,831 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-18 15:11:26,831 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-02-18 15:11:26,834 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-18 15:11:26,834 INFO L85 PathProgramCache]: Analyzing trace with hash -1467561831, now seen corresponding path program 1 times [2023-02-18 15:11:26,840 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-18 15:11:26,840 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1629933252] [2023-02-18 15:11:26,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-18 15:11:26,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-18 15:11:26,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 15:11:27,001 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-18 15:11:27,002 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-18 15:11:27,002 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1629933252] [2023-02-18 15:11:27,003 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1629933252] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-18 15:11:27,003 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-18 15:11:27,003 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-02-18 15:11:27,004 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [336814853] [2023-02-18 15:11:27,005 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-18 15:11:27,008 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-02-18 15:11:27,009 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-18 15:11:27,041 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-02-18 15:11:27,042 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-02-18 15:11:27,044 INFO L87 Difference]: Start difference. First operand has 23 states, 21 states have (on average 1.5714285714285714) internal successors, (33), 22 states have internal predecessors, (33), 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 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 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) [2023-02-18 15:11:27,057 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-18 15:11:27,057 INFO L93 Difference]: Finished difference Result 41 states and 58 transitions. [2023-02-18 15:11:27,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-02-18 15:11:27,058 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 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 10 [2023-02-18 15:11:27,058 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-18 15:11:27,068 INFO L225 Difference]: With dead ends: 41 [2023-02-18 15:11:27,068 INFO L226 Difference]: Without dead ends: 19 [2023-02-18 15:11:27,070 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-02-18 15:11:27,075 INFO L413 NwaCegarLoop]: 28 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 28 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-02-18 15:11:27,076 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 28 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-02-18 15:11:27,086 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states. [2023-02-18 15:11:27,092 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 19. [2023-02-18 15:11:27,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 18 states have (on average 1.2777777777777777) internal successors, (23), 18 states have internal predecessors, (23), 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) [2023-02-18 15:11:27,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 23 transitions. [2023-02-18 15:11:27,094 INFO L78 Accepts]: Start accepts. Automaton has 19 states and 23 transitions. Word has length 10 [2023-02-18 15:11:27,094 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-18 15:11:27,094 INFO L495 AbstractCegarLoop]: Abstraction has 19 states and 23 transitions. [2023-02-18 15:11:27,094 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 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) [2023-02-18 15:11:27,094 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2023-02-18 15:11:27,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-02-18 15:11:27,095 INFO L187 NwaCegarLoop]: Found error trace [2023-02-18 15:11:27,095 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-18 15:11:27,095 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-02-18 15:11:27,095 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-02-18 15:11:27,096 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-18 15:11:27,096 INFO L85 PathProgramCache]: Analyzing trace with hash 1773339129, now seen corresponding path program 1 times [2023-02-18 15:11:27,096 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-18 15:11:27,096 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1974342235] [2023-02-18 15:11:27,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-18 15:11:27,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-18 15:11:27,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 15:11:27,281 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-18 15:11:27,281 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-18 15:11:27,281 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1974342235] [2023-02-18 15:11:27,281 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1974342235] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-18 15:11:27,282 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-18 15:11:27,282 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-02-18 15:11:27,282 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1504214090] [2023-02-18 15:11:27,282 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-18 15:11:27,283 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-02-18 15:11:27,283 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-18 15:11:27,283 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-02-18 15:11:27,283 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-02-18 15:11:27,284 INFO L87 Difference]: Start difference. First operand 19 states and 23 transitions. Second operand has 5 states, 5 states have (on average 2.0) internal successors, (10), 5 states have internal predecessors, (10), 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) [2023-02-18 15:11:27,357 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-18 15:11:27,357 INFO L93 Difference]: Finished difference Result 38 states and 47 transitions. [2023-02-18 15:11:27,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-02-18 15:11:27,366 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 2.0) internal successors, (10), 5 states have internal predecessors, (10), 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 10 [2023-02-18 15:11:27,366 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-18 15:11:27,366 INFO L225 Difference]: With dead ends: 38 [2023-02-18 15:11:27,367 INFO L226 Difference]: Without dead ends: 21 [2023-02-18 15:11:27,367 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2023-02-18 15:11:27,368 INFO L413 NwaCegarLoop]: 19 mSDtfsCounter, 2 mSDsluCounter, 30 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 49 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-02-18 15:11:27,371 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 49 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-02-18 15:11:27,372 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states. [2023-02-18 15:11:27,375 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 20. [2023-02-18 15:11:27,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20 states, 19 states have (on average 1.263157894736842) internal successors, (24), 19 states have internal predecessors, (24), 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) [2023-02-18 15:11:27,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 24 transitions. [2023-02-18 15:11:27,378 INFO L78 Accepts]: Start accepts. Automaton has 20 states and 24 transitions. Word has length 10 [2023-02-18 15:11:27,378 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-18 15:11:27,378 INFO L495 AbstractCegarLoop]: Abstraction has 20 states and 24 transitions. [2023-02-18 15:11:27,379 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 2.0) internal successors, (10), 5 states have internal predecessors, (10), 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) [2023-02-18 15:11:27,379 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 24 transitions. [2023-02-18 15:11:27,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-02-18 15:11:27,380 INFO L187 NwaCegarLoop]: Found error trace [2023-02-18 15:11:27,380 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-18 15:11:27,380 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-02-18 15:11:27,381 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-02-18 15:11:27,381 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-18 15:11:27,382 INFO L85 PathProgramCache]: Analyzing trace with hash 828520151, now seen corresponding path program 1 times [2023-02-18 15:11:27,383 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-18 15:11:27,383 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [504909137] [2023-02-18 15:11:27,383 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-18 15:11:27,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-18 15:11:27,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 15:11:27,560 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-18 15:11:27,560 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-18 15:11:27,561 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [504909137] [2023-02-18 15:11:27,561 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [504909137] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-18 15:11:27,561 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1850079126] [2023-02-18 15:11:27,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-18 15:11:27,561 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-18 15:11:27,562 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-18 15:11:27,567 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-18 15:11:27,568 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-02-18 15:11:27,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 15:11:27,622 INFO L263 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 6 conjunts are in the unsatisfiable core [2023-02-18 15:11:27,626 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-18 15:11:27,702 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-02-18 15:11:27,702 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-02-18 15:11:27,702 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1850079126] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-18 15:11:27,703 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-02-18 15:11:27,703 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 6 [2023-02-18 15:11:27,705 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1752796780] [2023-02-18 15:11:27,705 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-18 15:11:27,706 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-02-18 15:11:27,706 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-18 15:11:27,707 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-02-18 15:11:27,708 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-02-18 15:11:27,708 INFO L87 Difference]: Start difference. First operand 20 states and 24 transitions. Second operand has 5 states, 5 states have (on average 2.4) internal successors, (12), 5 states have internal predecessors, (12), 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) [2023-02-18 15:11:27,750 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-18 15:11:27,751 INFO L93 Difference]: Finished difference Result 34 states and 41 transitions. [2023-02-18 15:11:27,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-02-18 15:11:27,752 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 2.4) internal successors, (12), 5 states have internal predecessors, (12), 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 12 [2023-02-18 15:11:27,752 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-18 15:11:27,753 INFO L225 Difference]: With dead ends: 34 [2023-02-18 15:11:27,753 INFO L226 Difference]: Without dead ends: 26 [2023-02-18 15:11:27,754 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 10 SyntacticMatches, 3 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2023-02-18 15:11:27,756 INFO L413 NwaCegarLoop]: 20 mSDtfsCounter, 9 mSDsluCounter, 42 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 62 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-02-18 15:11:27,756 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9 Valid, 62 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-02-18 15:11:27,758 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states. [2023-02-18 15:11:27,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 21. [2023-02-18 15:11:27,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21 states, 20 states have (on average 1.25) internal successors, (25), 20 states have internal predecessors, (25), 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) [2023-02-18 15:11:27,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 25 transitions. [2023-02-18 15:11:27,764 INFO L78 Accepts]: Start accepts. Automaton has 21 states and 25 transitions. Word has length 12 [2023-02-18 15:11:27,764 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-18 15:11:27,764 INFO L495 AbstractCegarLoop]: Abstraction has 21 states and 25 transitions. [2023-02-18 15:11:27,764 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 2.4) internal successors, (12), 5 states have internal predecessors, (12), 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) [2023-02-18 15:11:27,764 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2023-02-18 15:11:27,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-02-18 15:11:27,765 INFO L187 NwaCegarLoop]: Found error trace [2023-02-18 15:11:27,766 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-18 15:11:27,775 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-02-18 15:11:27,970 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-18 15:11:27,972 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-02-18 15:11:27,972 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-18 15:11:27,972 INFO L85 PathProgramCache]: Analyzing trace with hash 1155103498, now seen corresponding path program 1 times [2023-02-18 15:11:27,972 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-18 15:11:27,973 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [802712468] [2023-02-18 15:11:27,973 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-18 15:11:27,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-18 15:11:27,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 15:11:28,073 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-18 15:11:28,074 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-18 15:11:28,074 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [802712468] [2023-02-18 15:11:28,074 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [802712468] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-18 15:11:28,075 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [277015118] [2023-02-18 15:11:28,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-18 15:11:28,076 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-18 15:11:28,076 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-18 15:11:28,077 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-18 15:11:28,110 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-02-18 15:11:28,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 15:11:28,150 INFO L263 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 8 conjunts are in the unsatisfiable core [2023-02-18 15:11:28,151 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-18 15:11:28,184 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-18 15:11:28,184 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-18 15:11:28,227 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-18 15:11:28,227 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [277015118] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-18 15:11:28,227 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-18 15:11:28,227 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 10 [2023-02-18 15:11:28,229 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [697269015] [2023-02-18 15:11:28,229 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-18 15:11:28,230 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-02-18 15:11:28,230 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-18 15:11:28,231 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-02-18 15:11:28,233 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2023-02-18 15:11:28,233 INFO L87 Difference]: Start difference. First operand 21 states and 25 transitions. Second operand has 10 states, 10 states have (on average 2.6) internal successors, (26), 10 states have internal predecessors, (26), 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) [2023-02-18 15:11:28,297 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-18 15:11:28,298 INFO L93 Difference]: Finished difference Result 44 states and 54 transitions. [2023-02-18 15:11:28,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-02-18 15:11:28,299 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 2.6) internal successors, (26), 10 states have internal predecessors, (26), 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 18 [2023-02-18 15:11:28,299 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-18 15:11:28,299 INFO L225 Difference]: With dead ends: 44 [2023-02-18 15:11:28,300 INFO L226 Difference]: Without dead ends: 29 [2023-02-18 15:11:28,300 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 28 SyntacticMatches, 5 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2023-02-18 15:11:28,301 INFO L413 NwaCegarLoop]: 17 mSDtfsCounter, 15 mSDsluCounter, 86 mSDsCounter, 0 mSdLazyCounter, 75 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 103 SdHoareTripleChecker+Invalid, 79 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 75 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-02-18 15:11:28,302 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [15 Valid, 103 Invalid, 79 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 75 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-02-18 15:11:28,303 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2023-02-18 15:11:28,305 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 23. [2023-02-18 15:11:28,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23 states, 22 states have (on average 1.2272727272727273) internal successors, (27), 22 states have internal predecessors, (27), 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) [2023-02-18 15:11:28,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 27 transitions. [2023-02-18 15:11:28,306 INFO L78 Accepts]: Start accepts. Automaton has 23 states and 27 transitions. Word has length 18 [2023-02-18 15:11:28,306 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-18 15:11:28,306 INFO L495 AbstractCegarLoop]: Abstraction has 23 states and 27 transitions. [2023-02-18 15:11:28,307 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 2.6) internal successors, (26), 10 states have internal predecessors, (26), 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) [2023-02-18 15:11:28,307 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 27 transitions. [2023-02-18 15:11:28,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-02-18 15:11:28,307 INFO L187 NwaCegarLoop]: Found error trace [2023-02-18 15:11:28,308 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-18 15:11:28,312 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-02-18 15:11:28,512 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable3 [2023-02-18 15:11:28,513 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-02-18 15:11:28,514 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-18 15:11:28,515 INFO L85 PathProgramCache]: Analyzing trace with hash 1735193064, now seen corresponding path program 2 times [2023-02-18 15:11:28,515 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-18 15:11:28,515 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1500634609] [2023-02-18 15:11:28,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-18 15:11:28,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-18 15:11:28,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 15:11:28,958 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-18 15:11:28,959 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-18 15:11:28,959 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1500634609] [2023-02-18 15:11:28,959 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1500634609] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-18 15:11:28,959 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1335498911] [2023-02-18 15:11:28,959 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-02-18 15:11:28,959 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-18 15:11:28,959 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-18 15:11:28,960 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-18 15:11:28,962 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-02-18 15:11:29,000 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-02-18 15:11:29,000 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-02-18 15:11:29,001 INFO L263 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 24 conjunts are in the unsatisfiable core [2023-02-18 15:11:29,002 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-18 15:11:29,088 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 28 [2023-02-18 15:11:29,130 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-02-18 15:11:29,130 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 86 treesize of output 54 [2023-02-18 15:11:29,151 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-02-18 15:11:29,152 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-18 15:11:29,216 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 47 [2023-02-18 15:11:29,219 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-02-18 15:11:29,219 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 155 treesize of output 155 [2023-02-18 15:11:29,307 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-02-18 15:11:29,307 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1335498911] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-18 15:11:29,307 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-18 15:11:29,308 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 11, 10] total 25 [2023-02-18 15:11:29,308 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1005356684] [2023-02-18 15:11:29,308 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-18 15:11:29,308 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2023-02-18 15:11:29,308 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-18 15:11:29,309 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2023-02-18 15:11:29,309 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=118, Invalid=482, Unknown=0, NotChecked=0, Total=600 [2023-02-18 15:11:29,309 INFO L87 Difference]: Start difference. First operand 23 states and 27 transitions. Second operand has 25 states, 25 states have (on average 1.8) internal successors, (45), 25 states have internal predecessors, (45), 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) [2023-02-18 15:11:29,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-18 15:11:29,713 INFO L93 Difference]: Finished difference Result 86 states and 108 transitions. [2023-02-18 15:11:29,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2023-02-18 15:11:29,714 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 25 states have (on average 1.8) internal successors, (45), 25 states have internal predecessors, (45), 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 20 [2023-02-18 15:11:29,714 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-18 15:11:29,715 INFO L225 Difference]: With dead ends: 86 [2023-02-18 15:11:29,715 INFO L226 Difference]: Without dead ends: 73 [2023-02-18 15:11:29,716 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 24 SyntacticMatches, 7 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 580 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=421, Invalid=1471, Unknown=0, NotChecked=0, Total=1892 [2023-02-18 15:11:29,716 INFO L413 NwaCegarLoop]: 12 mSDtfsCounter, 192 mSDsluCounter, 103 mSDsCounter, 0 mSdLazyCounter, 246 mSolverCounterSat, 33 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 192 SdHoareTripleChecker+Valid, 115 SdHoareTripleChecker+Invalid, 279 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 33 IncrementalHoareTripleChecker+Valid, 246 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-02-18 15:11:29,716 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [192 Valid, 115 Invalid, 279 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [33 Valid, 246 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-02-18 15:11:29,717 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2023-02-18 15:11:29,722 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 35. [2023-02-18 15:11:29,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35 states, 34 states have (on average 1.2647058823529411) internal successors, (43), 34 states have internal predecessors, (43), 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) [2023-02-18 15:11:29,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 43 transitions. [2023-02-18 15:11:29,723 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 43 transitions. Word has length 20 [2023-02-18 15:11:29,723 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-18 15:11:29,723 INFO L495 AbstractCegarLoop]: Abstraction has 35 states and 43 transitions. [2023-02-18 15:11:29,723 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 1.8) internal successors, (45), 25 states have internal predecessors, (45), 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) [2023-02-18 15:11:29,723 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 43 transitions. [2023-02-18 15:11:29,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-02-18 15:11:29,724 INFO L187 NwaCegarLoop]: Found error trace [2023-02-18 15:11:29,724 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-18 15:11:29,730 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-02-18 15:11:29,928 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-18 15:11:29,929 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-02-18 15:11:29,929 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-18 15:11:29,929 INFO L85 PathProgramCache]: Analyzing trace with hash -816173062, now seen corresponding path program 1 times [2023-02-18 15:11:29,929 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-18 15:11:29,929 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1705541367] [2023-02-18 15:11:29,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-18 15:11:29,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-18 15:11:29,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 15:11:30,429 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-18 15:11:30,429 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-18 15:11:30,430 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1705541367] [2023-02-18 15:11:30,430 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1705541367] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-18 15:11:30,430 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1661172974] [2023-02-18 15:11:30,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-18 15:11:30,430 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-18 15:11:30,430 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-18 15:11:30,431 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-18 15:11:30,433 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-02-18 15:11:30,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 15:11:30,474 INFO L263 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 26 conjunts are in the unsatisfiable core [2023-02-18 15:11:30,479 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-18 15:11:30,532 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 33 [2023-02-18 15:11:30,604 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-02-18 15:11:30,604 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 52 treesize of output 132 [2023-02-18 15:11:30,838 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-02-18 15:11:30,839 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 17 select indices, 17 select index equivalence classes, 0 disjoint index pairs (out of 136 index pairs), introduced 17 new quantified variables, introduced 136 case distinctions, treesize of input 487 treesize of output 2620 [2023-02-18 15:11:36,670 WARN L718 sPolynomialRelations]: Constructing 4096(two to the power of 12 dual juncts. [2023-02-18 15:11:37,778 WARN L718 sPolynomialRelations]: Constructing 2048(two to the power of 11 dual juncts. [2023-02-18 15:11:38,535 WARN L718 sPolynomialRelations]: Constructing 4096(two to the power of 12 dual juncts. [2023-02-18 15:11:39,314 WARN L718 sPolynomialRelations]: Constructing 2048(two to the power of 11 dual juncts. [2023-02-18 15:11:39,971 WARN L718 sPolynomialRelations]: Constructing 4096(two to the power of 12 dual juncts. [2023-02-18 15:11:41,113 WARN L718 sPolynomialRelations]: Constructing 8192(two to the power of 13 dual juncts. [2023-02-18 15:11:42,511 WARN L718 sPolynomialRelations]: Constructing 8192(two to the power of 13 dual juncts. [2023-02-18 15:11:43,915 WARN L718 sPolynomialRelations]: Constructing 4096(two to the power of 12 dual juncts. [2023-02-18 15:11:45,069 WARN L718 sPolynomialRelations]: Constructing 8192(two to the power of 13 dual juncts. [2023-02-18 15:11:47,025 WARN L718 sPolynomialRelations]: Constructing 16384(two to the power of 14 dual juncts. [2023-02-18 15:11:49,572 WARN L718 sPolynomialRelations]: Constructing 4096(two to the power of 12 dual juncts. [2023-02-18 15:11:51,397 WARN L718 sPolynomialRelations]: Constructing 8192(two to the power of 13 dual juncts. [2023-02-18 15:11:53,625 WARN L718 sPolynomialRelations]: Constructing 8192(two to the power of 13 dual juncts. [2023-02-18 15:11:55,950 WARN L718 sPolynomialRelations]: Constructing 16384(two to the power of 14 dual juncts. [2023-02-18 15:11:58,892 WARN L718 sPolynomialRelations]: Constructing 8192(two to the power of 13 dual juncts. [2023-02-18 15:12:01,034 WARN L718 sPolynomialRelations]: Constructing 4096(two to the power of 12 dual juncts. [2023-02-18 15:12:02,955 WARN L718 sPolynomialRelations]: Constructing 2048(two to the power of 11 dual juncts. [2023-02-18 15:12:04,737 WARN L718 sPolynomialRelations]: Constructing 4096(two to the power of 12 dual juncts. [2023-02-18 15:12:07,057 WARN L718 sPolynomialRelations]: Constructing 2048(two to the power of 11 dual juncts. [2023-02-18 15:12:08,894 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2023-02-18 15:12:09,704 WARN L718 sPolynomialRelations]: Constructing 2048(two to the power of 11 dual juncts. [2023-02-18 15:12:11,709 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2023-02-18 15:12:12,499 WARN L718 sPolynomialRelations]: Constructing 4096(two to the power of 12 dual juncts. [2023-02-18 15:12:14,650 WARN L718 sPolynomialRelations]: Constructing 2048(two to the power of 11 dual juncts. [2023-02-18 15:12:16,446 WARN L718 sPolynomialRelations]: Constructing 4096(two to the power of 12 dual juncts. [2023-02-18 15:12:18,858 WARN L718 sPolynomialRelations]: Constructing 8192(two to the power of 13 dual juncts. [2023-02-18 15:12:21,868 WARN L718 sPolynomialRelations]: Constructing 8192(two to the power of 13 dual juncts. [2023-02-18 15:12:24,865 WARN L718 sPolynomialRelations]: Constructing 4096(two to the power of 12 dual juncts. [2023-02-18 15:12:27,302 WARN L718 sPolynomialRelations]: Constructing 4096(two to the power of 12 dual juncts. [2023-02-18 15:12:29,748 WARN L718 sPolynomialRelations]: Constructing 2048(two to the power of 11 dual juncts. [2023-02-18 15:12:30,816 WARN L718 sPolynomialRelations]: Constructing 4096(two to the power of 12 dual juncts. [2023-02-18 15:12:33,372 WARN L718 sPolynomialRelations]: Constructing 2048(two to the power of 11 dual juncts. [2023-02-18 15:12:34,463 WARN L718 sPolynomialRelations]: Constructing 2048(two to the power of 11 dual juncts. [2023-02-18 15:12:36,764 WARN L718 sPolynomialRelations]: Constructing 4096(two to the power of 12 dual juncts. [2023-02-18 15:12:39,248 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2023-02-18 15:12:41,333 WARN L718 sPolynomialRelations]: Constructing 2048(two to the power of 11 dual juncts. [2023-02-18 15:12:43,481 WARN L718 sPolynomialRelations]: Constructing 2048(two to the power of 11 dual juncts. [2023-02-18 15:12:45,965 WARN L718 sPolynomialRelations]: Constructing 4096(two to the power of 12 dual juncts. [2023-02-18 15:12:48,566 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2023-02-18 15:12:50,664 WARN L718 sPolynomialRelations]: Constructing 2048(two to the power of 11 dual juncts. [2023-02-18 15:12:52,862 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2023-02-18 15:12:54,985 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2023-02-18 15:12:55,890 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2023-02-18 15:12:58,080 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2023-02-18 15:12:58,972 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2023-02-18 15:13:01,297 WARN L718 sPolynomialRelations]: Constructing 2048(two to the power of 11 dual juncts. [2023-02-18 15:13:04,059 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2023-02-18 15:13:06,395 WARN L718 sPolynomialRelations]: Constructing 2048(two to the power of 11 dual juncts. [2023-02-18 15:13:09,216 WARN L718 sPolynomialRelations]: Constructing 2048(two to the power of 11 dual juncts. [2023-02-18 15:13:12,161 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2023-02-18 15:13:13,412 WARN L718 sPolynomialRelations]: Constructing 2048(two to the power of 11 dual juncts. [2023-02-18 15:13:16,642 WARN L718 sPolynomialRelations]: Constructing 4096(two to the power of 12 dual juncts. [2023-02-18 15:13:20,956 WARN L718 sPolynomialRelations]: Constructing 2048(two to the power of 11 dual juncts. [2023-02-18 15:13:24,534 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2023-02-18 15:13:25,982 WARN L718 sPolynomialRelations]: Constructing 2048(two to the power of 11 dual juncts. [2023-02-18 15:13:29,630 WARN L718 sPolynomialRelations]: Constructing 4096(two to the power of 12 dual juncts. [2023-02-18 15:13:33,957 WARN L718 sPolynomialRelations]: Constructing 4096(two to the power of 12 dual juncts. [2023-02-18 15:13:38,302 WARN L718 sPolynomialRelations]: Constructing 8192(two to the power of 13 dual juncts. [2023-02-18 15:13:42,935 WARN L718 sPolynomialRelations]: Constructing 8192(two to the power of 13 dual juncts. [2023-02-18 15:13:47,549 WARN L718 sPolynomialRelations]: Constructing 4096(two to the power of 12 dual juncts. [2023-02-18 15:13:51,913 WARN L718 sPolynomialRelations]: Constructing 4096(two to the power of 12 dual juncts. [2023-02-18 15:13:55,790 WARN L718 sPolynomialRelations]: Constructing 2048(two to the power of 11 dual juncts. [2023-02-18 15:13:59,442 WARN L718 sPolynomialRelations]: Constructing 4096(two to the power of 12 dual juncts. [2023-02-18 15:14:03,224 WARN L718 sPolynomialRelations]: Constructing 2048(two to the power of 11 dual juncts. [2023-02-18 15:14:06,958 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2023-02-18 15:14:10,584 WARN L718 sPolynomialRelations]: Constructing 2048(two to the power of 11 dual juncts. [2023-02-18 15:14:14,272 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2023-02-18 15:14:17,907 WARN L718 sPolynomialRelations]: Constructing 2048(two to the power of 11 dual juncts. [2023-02-18 15:14:21,609 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2023-02-18 15:14:24,727 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2023-02-18 15:14:27,895 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2023-02-18 15:14:31,001 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2023-02-18 15:14:34,176 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2023-02-18 15:14:37,858 WARN L718 sPolynomialRelations]: Constructing 2048(two to the power of 11 dual juncts. [2023-02-18 15:14:41,616 WARN L718 sPolynomialRelations]: Constructing 2048(two to the power of 11 dual juncts. [2023-02-18 15:14:45,987 WARN L718 sPolynomialRelations]: Constructing 4096(two to the power of 12 dual juncts. [2023-02-18 15:14:50,489 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2023-02-18 15:14:54,230 WARN L718 sPolynomialRelations]: Constructing 2048(two to the power of 11 dual juncts. [2023-02-18 15:14:58,012 WARN L718 sPolynomialRelations]: Constructing 2048(two to the power of 11 dual juncts. [2023-02-18 15:15:02,393 WARN L718 sPolynomialRelations]: Constructing 4096(two to the power of 12 dual juncts. [2023-02-18 15:15:06,920 WARN L718 sPolynomialRelations]: Constructing 2048(two to the power of 11 dual juncts. [2023-02-18 15:15:11,311 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2023-02-18 15:15:15,067 WARN L718 sPolynomialRelations]: Constructing 2048(two to the power of 11 dual juncts. [2023-02-18 15:15:19,467 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2023-02-18 15:15:23,245 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2023-02-18 15:15:24,795 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2023-02-18 15:15:28,718 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2023-02-18 15:15:30,295 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2023-02-18 15:15:34,124 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2023-02-18 15:15:37,920 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2023-02-18 15:15:41,179 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2023-02-18 15:15:44,409 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2023-02-18 15:15:45,745 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2023-02-18 15:15:48,958 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2023-02-18 15:15:52,847 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2023-02-18 15:15:56,088 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2023-02-18 15:15:57,459 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2023-02-18 15:15:59,325 WARN L718 sPolynomialRelations]: Constructing 2048(two to the power of 11 dual juncts. [2023-02-18 15:16:03,963 WARN L718 sPolynomialRelations]: Constructing 4096(two to the power of 12 dual juncts. [2023-02-18 15:16:09,473 WARN L718 sPolynomialRelations]: Constructing 2048(two to the power of 11 dual juncts. [2023-02-18 15:16:13,955 WARN L718 sPolynomialRelations]: Constructing 2048(two to the power of 11 dual juncts. [2023-02-18 15:16:18,393 WARN L718 sPolynomialRelations]: Constructing 4096(two to the power of 12 dual juncts. [2023-02-18 15:16:23,714 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2023-02-18 15:16:25,556 WARN L718 sPolynomialRelations]: Constructing 2048(two to the power of 11 dual juncts. [2023-02-18 15:16:30,024 WARN L718 sPolynomialRelations]: Constructing 2048(two to the power of 11 dual juncts. [2023-02-18 15:16:34,483 WARN L718 sPolynomialRelations]: Constructing 4096(two to the power of 12 dual juncts. [2023-02-18 15:16:39,273 WARN L718 sPolynomialRelations]: Constructing 2048(two to the power of 11 dual juncts. [2023-02-18 15:16:43,917 WARN L718 sPolynomialRelations]: Constructing 4096(two to the power of 12 dual juncts. [2023-02-18 15:16:48,535 WARN L718 sPolynomialRelations]: Constructing 8192(two to the power of 13 dual juncts. [2023-02-18 15:16:54,038 WARN L718 sPolynomialRelations]: Constructing 4096(two to the power of 12 dual juncts. [2023-02-18 15:16:59,281 WARN L718 sPolynomialRelations]: Constructing 4096(two to the power of 12 dual juncts. [2023-02-18 15:17:04,512 WARN L718 sPolynomialRelations]: Constructing 8192(two to the power of 13 dual juncts. [2023-02-18 15:17:10,046 WARN L718 sPolynomialRelations]: Constructing 2048(two to the power of 11 dual juncts. [2023-02-18 15:17:14,071 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2023-02-18 15:17:18,041 WARN L718 sPolynomialRelations]: Constructing 2048(two to the power of 11 dual juncts. [2023-02-18 15:17:22,557 WARN L718 sPolynomialRelations]: Constructing 4096(two to the power of 12 dual juncts. [2023-02-18 15:17:27,178 WARN L718 sPolynomialRelations]: Constructing 2048(two to the power of 11 dual juncts. [2023-02-18 15:17:31,067 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2023-02-18 15:17:34,915 WARN L718 sPolynomialRelations]: Constructing 4096(two to the power of 12 dual juncts. [2023-02-18 15:17:39,571 WARN L718 sPolynomialRelations]: Constructing 2048(two to the power of 11 dual juncts. [2023-02-18 15:17:44,126 WARN L718 sPolynomialRelations]: Constructing 2048(two to the power of 11 dual juncts. [2023-02-18 15:17:48,837 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2023-02-18 15:17:52,841 WARN L718 sPolynomialRelations]: Constructing 2048(two to the power of 11 dual juncts. [2023-02-18 15:17:57,554 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2023-02-18 15:18:01,898 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2023-02-18 15:18:03,616 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2023-02-18 15:18:07,860 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2023-02-18 15:18:12,106 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2023-02-18 15:18:14,771 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2023-02-18 15:18:19,004 WARN L718 sPolynomialRelations]: Constructing 2048(two to the power of 11 dual juncts. [2023-02-18 15:18:23,387 WARN L718 sPolynomialRelations]: Constructing 2048(two to the power of 11 dual juncts. [2023-02-18 15:18:27,828 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2023-02-18 15:18:32,253 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2023-02-18 15:18:36,214 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2023-02-18 15:18:40,121 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2023-02-18 15:18:43,883 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2023-02-18 15:18:47,959 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2023-02-18 15:18:49,601 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2023-02-18 15:18:53,630 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2023-02-18 15:18:58,348 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2023-02-18 15:19:02,759 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2023-02-18 15:19:07,806 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2023-02-18 15:19:11,942 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2023-02-18 15:19:13,628 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2023-02-18 15:19:17,870 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-02-18 15:19:19,254 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2023-02-18 15:19:23,015 WARN L718 sPolynomialRelations]: Constructing 128(two to the power of 7 dual juncts. [2023-02-18 15:19:24,490 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2023-02-18 15:19:28,155 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2023-02-18 15:19:31,750 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2023-02-18 15:19:36,396 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2023-02-18 15:19:40,836 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2023-02-18 15:19:44,569 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2023-02-18 15:19:48,999 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2023-02-18 15:19:53,697 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2023-02-18 15:19:57,682 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2023-02-18 15:20:01,425 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2023-02-18 15:20:06,020 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2023-02-18 15:20:10,914 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2023-02-18 15:20:14,657 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2023-02-18 15:20:18,493 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2023-02-18 15:20:24,184 WARN L718 sPolynomialRelations]: Constructing 2048(two to the power of 11 dual juncts. [2023-02-18 15:20:29,778 WARN L718 sPolynomialRelations]: Constructing 2048(two to the power of 11 dual juncts. [2023-02-18 15:20:35,669 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2023-02-18 15:20:41,141 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2023-02-18 15:20:46,040 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2023-02-18 15:20:50,834 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2023-02-18 15:20:55,795 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2023-02-18 15:21:00,585 WARN L718 sPolynomialRelations]: Constructing 2048(two to the power of 11 dual juncts. [2023-02-18 15:21:07,494 WARN L718 sPolynomialRelations]: Constructing 4096(two to the power of 12 dual juncts. [2023-02-18 15:21:14,516 WARN L718 sPolynomialRelations]: Constructing 2048(two to the power of 11 dual juncts. [2023-02-18 15:21:20,685 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2023-02-18 15:21:26,850 WARN L718 sPolynomialRelations]: Constructing 2048(two to the power of 11 dual juncts. [2023-02-18 15:21:34,075 WARN L718 sPolynomialRelations]: Constructing 4096(two to the power of 12 dual juncts. [2023-02-18 15:21:41,380 WARN L718 sPolynomialRelations]: Constructing 2048(two to the power of 11 dual juncts. [2023-02-18 15:21:47,674 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2023-02-18 15:21:54,739 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2023-02-18 15:22:00,091 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2023-02-18 15:22:02,241 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2023-02-18 15:22:07,633 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2023-02-18 15:22:14,408 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2023-02-18 15:22:20,090 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2023-02-18 15:22:26,598 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2023-02-18 15:22:29,049 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2023-02-18 15:22:34,835 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2023-02-18 15:22:41,925 WARN L718 sPolynomialRelations]: Constructing 2048(two to the power of 11 dual juncts. [2023-02-18 15:22:49,786 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2023-02-18 15:22:56,583 WARN L718 sPolynomialRelations]: Constructing 2048(two to the power of 11 dual juncts. [2023-02-18 15:23:04,339 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2023-02-18 15:23:07,103 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2023-02-18 15:23:14,116 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2023-02-18 15:23:21,104 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2023-02-18 15:23:24,092 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2023-02-18 15:23:29,059 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2023-02-18 15:23:34,902 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2023-02-18 15:23:39,751 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2023-02-18 15:23:41,769 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2023-02-18 15:23:46,742 WARN L718 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2023-02-18 15:23:48,720 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2023-02-18 15:23:53,533 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2023-02-18 15:23:59,396 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2023-02-18 15:24:05,142 WARN L718 sPolynomialRelations]: Constructing 2048(two to the power of 11 dual juncts. [2023-02-18 15:24:11,957 WARN L718 sPolynomialRelations]: Constructing 2048(two to the power of 11 dual juncts. [2023-02-18 15:24:18,757 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2023-02-18 15:24:24,763 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2023-02-18 15:24:30,679 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2023-02-18 15:24:33,120 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2023-02-18 15:24:35,523 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2023-02-18 15:24:41,443 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2023-02-18 15:24:46,281 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2023-02-18 15:24:51,151 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2023-02-18 15:24:56,071 WARN L718 sPolynomialRelations]: Constructing 512(two to the power of 9 dual juncts. [2023-02-18 15:25:01,007 WARN L718 sPolynomialRelations]: Constructing 2048(two to the power of 11 dual juncts. [2023-02-18 15:25:06,862 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2023-02-18 15:25:12,668 WARN L718 sPolynomialRelations]: Constructing 2048(two to the power of 11 dual juncts. [2023-02-18 15:25:18,519 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2023-02-18 15:25:24,373 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2023-02-18 15:25:30,417 WARN L718 sPolynomialRelations]: Constructing 2048(two to the power of 11 dual juncts. [2023-02-18 15:25:36,295 WARN L718 sPolynomialRelations]: Constructing 2048(two to the power of 11 dual juncts. [2023-02-18 15:25:43,274 WARN L718 sPolynomialRelations]: Constructing 4096(two to the power of 12 dual juncts. [2023-02-18 15:25:50,296 WARN L718 sPolynomialRelations]: Constructing 1024(two to the power of 10 dual juncts. [2023-02-18 15:25:56,238 WARN L718 sPolynomialRelations]: Constructing 2048(two to the power of 11 dual juncts. [2023-02-18 15:26:02,138 WARN L718 sPolynomialRelations]: Constructing 2048(two to the power of 11 dual juncts. [2023-02-18 15:26:09,020 WARN L718 sPolynomialRelations]: Constructing 4096(two to the power of 12 dual juncts.