./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label29.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9a8b2e8d 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_1.3.100.v20150511-1540.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/eca-rers2012/Problem16_label29.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 ce19dfa9e85583be47b6cee5fa97a248374b6043 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-9a8b2e8 [2020-10-19 23:38:54,735 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-19 23:38:54,739 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-19 23:38:54,778 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-19 23:38:54,779 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-19 23:38:54,788 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-19 23:38:54,790 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-19 23:38:54,794 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-19 23:38:54,796 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-19 23:38:54,799 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-19 23:38:54,801 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-19 23:38:54,802 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-19 23:38:54,802 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-19 23:38:54,805 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-19 23:38:54,806 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-19 23:38:54,808 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-19 23:38:54,809 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-19 23:38:54,810 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-19 23:38:54,813 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-19 23:38:54,819 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-19 23:38:54,821 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-19 23:38:54,823 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-19 23:38:54,825 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-19 23:38:54,825 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-19 23:38:54,837 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-19 23:38:54,840 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-19 23:38:54,840 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-19 23:38:54,844 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-19 23:38:54,844 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-19 23:38:54,845 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-19 23:38:54,845 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-19 23:38:54,848 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-19 23:38:54,849 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-19 23:38:54,849 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-19 23:38:54,850 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-19 23:38:54,853 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-19 23:38:54,854 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-19 23:38:54,854 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-19 23:38:54,854 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-19 23:38:54,855 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-19 23:38:54,857 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-19 23:38:54,859 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-19 23:38:54,906 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-19 23:38:54,906 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-19 23:38:54,908 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-19 23:38:54,909 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-19 23:38:54,909 INFO L138 SettingsManager]: * Use SBE=true [2020-10-19 23:38:54,909 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-19 23:38:54,909 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-19 23:38:54,910 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-19 23:38:54,910 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-19 23:38:54,910 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-19 23:38:54,911 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-19 23:38:54,912 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-19 23:38:54,912 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-19 23:38:54,912 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-19 23:38:54,913 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-19 23:38:54,913 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-19 23:38:54,913 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-19 23:38:54,913 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-19 23:38:54,914 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-19 23:38:54,914 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-19 23:38:54,914 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-19 23:38:54,915 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-19 23:38:54,915 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-19 23:38:54,915 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-19 23:38:54,915 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-19 23:38:54,916 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-19 23:38:54,916 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-19 23:38:54,916 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-19 23:38:54,916 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-19 23:38:54,917 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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 -> ce19dfa9e85583be47b6cee5fa97a248374b6043 [2020-10-19 23:38:55,170 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-19 23:38:55,187 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-19 23:38:55,192 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-19 23:38:55,195 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-19 23:38:55,196 INFO L275 PluginConnector]: CDTParser initialized [2020-10-19 23:38:55,197 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label29.c [2020-10-19 23:38:55,261 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/19be85940/c67436163e0b4a95ad12bd16712f5cc2/FLAG1992dd6eb [2020-10-19 23:38:55,891 INFO L306 CDTParser]: Found 1 translation units. [2020-10-19 23:38:55,892 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label29.c [2020-10-19 23:38:55,912 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/19be85940/c67436163e0b4a95ad12bd16712f5cc2/FLAG1992dd6eb [2020-10-19 23:38:56,103 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/19be85940/c67436163e0b4a95ad12bd16712f5cc2 [2020-10-19 23:38:56,106 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-19 23:38:56,112 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-19 23:38:56,113 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-19 23:38:56,114 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-19 23:38:56,117 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-19 23:38:56,118 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 11:38:56" (1/1) ... [2020-10-19 23:38:56,122 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@692ff561 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:38:56, skipping insertion in model container [2020-10-19 23:38:56,122 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 11:38:56" (1/1) ... [2020-10-19 23:38:56,130 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-19 23:38:56,190 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-19 23:38:57,072 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-19 23:38:57,088 INFO L203 MainTranslator]: Completed pre-run [2020-10-19 23:38:57,406 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-19 23:38:57,431 INFO L208 MainTranslator]: Completed translation [2020-10-19 23:38:57,432 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:38:57 WrapperNode [2020-10-19 23:38:57,433 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-19 23:38:57,434 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-19 23:38:57,434 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-19 23:38:57,435 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-19 23:38:57,444 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:38:57" (1/1) ... [2020-10-19 23:38:57,484 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:38:57" (1/1) ... [2020-10-19 23:38:57,789 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-19 23:38:57,790 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-19 23:38:57,790 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-19 23:38:57,791 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-19 23:38:57,801 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:38:57" (1/1) ... [2020-10-19 23:38:57,802 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:38:57" (1/1) ... [2020-10-19 23:38:57,815 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:38:57" (1/1) ... [2020-10-19 23:38:57,816 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:38:57" (1/1) ... [2020-10-19 23:38:57,920 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:38:57" (1/1) ... [2020-10-19 23:38:57,934 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:38:57" (1/1) ... [2020-10-19 23:38:57,962 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:38:57" (1/1) ... [2020-10-19 23:38:57,988 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-19 23:38:57,989 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-19 23:38:57,989 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-19 23:38:57,989 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-19 23:38:57,990 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:38:57" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-19 23:38:58,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-19 23:38:58,061 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-19 23:38:58,061 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-19 23:38:58,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-19 23:39:00,642 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-19 23:39:00,643 INFO L298 CfgBuilder]: Removed 11 assume(true) statements. [2020-10-19 23:39:00,645 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 11:39:00 BoogieIcfgContainer [2020-10-19 23:39:00,645 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-19 23:39:00,647 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-19 23:39:00,647 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-19 23:39:00,651 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-19 23:39:00,651 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.10 11:38:56" (1/3) ... [2020-10-19 23:39:00,652 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73b71cdc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.10 11:39:00, skipping insertion in model container [2020-10-19 23:39:00,653 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:38:57" (2/3) ... [2020-10-19 23:39:00,653 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73b71cdc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.10 11:39:00, skipping insertion in model container [2020-10-19 23:39:00,653 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 11:39:00" (3/3) ... [2020-10-19 23:39:00,655 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem16_label29.c [2020-10-19 23:39:00,668 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-19 23:39:00,677 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-19 23:39:00,695 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-19 23:39:00,729 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-19 23:39:00,729 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-19 23:39:00,730 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-19 23:39:00,730 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-19 23:39:00,730 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-19 23:39:00,730 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-19 23:39:00,731 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-19 23:39:00,731 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-19 23:39:00,760 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states. [2020-10-19 23:39:00,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-10-19 23:39:00,771 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:39:00,773 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 23:39:00,774 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:39:00,780 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:39:00,781 INFO L82 PathProgramCache]: Analyzing trace with hash 291089130, now seen corresponding path program 1 times [2020-10-19 23:39:00,792 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:39:00,793 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1336642438] [2020-10-19 23:39:00,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:39:00,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:39:01,085 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-19 23:39:01,086 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1336642438] [2020-10-19 23:39:01,087 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 23:39:01,088 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-19 23:39:01,089 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [209463701] [2020-10-19 23:39:01,095 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 23:39:01,096 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:39:01,111 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 23:39:01,112 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:39:01,115 INFO L87 Difference]: Start difference. First operand 397 states. Second operand 3 states. [2020-10-19 23:39:04,448 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:39:04,449 INFO L93 Difference]: Finished difference Result 1138 states and 2119 transitions. [2020-10-19 23:39:04,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 23:39:04,452 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2020-10-19 23:39:04,452 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:39:04,493 INFO L225 Difference]: With dead ends: 1138 [2020-10-19 23:39:04,494 INFO L226 Difference]: Without dead ends: 662 [2020-10-19 23:39:04,506 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:39:04,531 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 662 states. [2020-10-19 23:39:04,625 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 662 to 662. [2020-10-19 23:39:04,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 662 states. [2020-10-19 23:39:04,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 662 states and 1124 transitions. [2020-10-19 23:39:04,634 INFO L78 Accepts]: Start accepts. Automaton has 662 states and 1124 transitions. Word has length 46 [2020-10-19 23:39:04,636 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:39:04,636 INFO L481 AbstractCegarLoop]: Abstraction has 662 states and 1124 transitions. [2020-10-19 23:39:04,636 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 23:39:04,637 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 1124 transitions. [2020-10-19 23:39:04,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2020-10-19 23:39:04,643 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:39:04,644 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 23:39:04,644 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-19 23:39:04,645 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:39:04,645 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:39:04,645 INFO L82 PathProgramCache]: Analyzing trace with hash -50748599, now seen corresponding path program 1 times [2020-10-19 23:39:04,646 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:39:04,646 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [701859212] [2020-10-19 23:39:04,647 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:39:04,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:39:04,845 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-19 23:39:04,845 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [701859212] [2020-10-19 23:39:04,846 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 23:39:04,846 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-19 23:39:04,846 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [634115096] [2020-10-19 23:39:04,848 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 23:39:04,849 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:39:04,849 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 23:39:04,850 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:39:04,850 INFO L87 Difference]: Start difference. First operand 662 states and 1124 transitions. Second operand 3 states. [2020-10-19 23:39:07,364 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:39:07,364 INFO L93 Difference]: Finished difference Result 1980 states and 3367 transitions. [2020-10-19 23:39:07,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 23:39:07,366 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 112 [2020-10-19 23:39:07,366 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:39:07,383 INFO L225 Difference]: With dead ends: 1980 [2020-10-19 23:39:07,385 INFO L226 Difference]: Without dead ends: 1320 [2020-10-19 23:39:07,387 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:39:07,390 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1320 states. [2020-10-19 23:39:07,440 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1320 to 1320. [2020-10-19 23:39:07,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1320 states. [2020-10-19 23:39:07,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1320 states to 1320 states and 2137 transitions. [2020-10-19 23:39:07,449 INFO L78 Accepts]: Start accepts. Automaton has 1320 states and 2137 transitions. Word has length 112 [2020-10-19 23:39:07,452 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:39:07,453 INFO L481 AbstractCegarLoop]: Abstraction has 1320 states and 2137 transitions. [2020-10-19 23:39:07,453 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 23:39:07,453 INFO L276 IsEmpty]: Start isEmpty. Operand 1320 states and 2137 transitions. [2020-10-19 23:39:07,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2020-10-19 23:39:07,463 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:39:07,464 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 23:39:07,464 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-19 23:39:07,464 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:39:07,465 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:39:07,465 INFO L82 PathProgramCache]: Analyzing trace with hash -1355021267, now seen corresponding path program 1 times [2020-10-19 23:39:07,466 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:39:07,467 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1409303239] [2020-10-19 23:39:07,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:39:07,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:39:07,623 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-19 23:39:07,624 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1409303239] [2020-10-19 23:39:07,624 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 23:39:07,625 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-19 23:39:07,625 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1773468113] [2020-10-19 23:39:07,626 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 23:39:07,626 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:39:07,626 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 23:39:07,627 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:39:07,627 INFO L87 Difference]: Start difference. First operand 1320 states and 2137 transitions. Second operand 3 states. [2020-10-19 23:39:09,935 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:39:09,935 INFO L93 Difference]: Finished difference Result 3296 states and 5285 transitions. [2020-10-19 23:39:09,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 23:39:09,936 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 113 [2020-10-19 23:39:09,937 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:39:09,948 INFO L225 Difference]: With dead ends: 3296 [2020-10-19 23:39:09,949 INFO L226 Difference]: Without dead ends: 1978 [2020-10-19 23:39:09,951 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:39:09,954 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1978 states. [2020-10-19 23:39:09,990 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1978 to 1978. [2020-10-19 23:39:09,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1978 states. [2020-10-19 23:39:09,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1978 states to 1978 states and 2634 transitions. [2020-10-19 23:39:09,995 INFO L78 Accepts]: Start accepts. Automaton has 1978 states and 2634 transitions. Word has length 113 [2020-10-19 23:39:09,996 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:39:09,996 INFO L481 AbstractCegarLoop]: Abstraction has 1978 states and 2634 transitions. [2020-10-19 23:39:09,996 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 23:39:09,996 INFO L276 IsEmpty]: Start isEmpty. Operand 1978 states and 2634 transitions. [2020-10-19 23:39:09,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2020-10-19 23:39:09,998 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:39:09,999 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 23:39:09,999 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-19 23:39:09,999 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:39:10,000 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:39:10,000 INFO L82 PathProgramCache]: Analyzing trace with hash -17573561, now seen corresponding path program 1 times [2020-10-19 23:39:10,000 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:39:10,001 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [942312798] [2020-10-19 23:39:10,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:39:10,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:39:10,254 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-19 23:39:10,255 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [942312798] [2020-10-19 23:39:10,256 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 23:39:10,256 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-19 23:39:10,256 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1089658119] [2020-10-19 23:39:10,257 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 23:39:10,258 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:39:10,258 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 23:39:10,259 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:39:10,259 INFO L87 Difference]: Start difference. First operand 1978 states and 2634 transitions. Second operand 3 states. [2020-10-19 23:39:12,858 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:39:12,858 INFO L93 Difference]: Finished difference Result 5928 states and 7897 transitions. [2020-10-19 23:39:12,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 23:39:12,859 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 205 [2020-10-19 23:39:12,861 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:39:12,879 INFO L225 Difference]: With dead ends: 5928 [2020-10-19 23:39:12,879 INFO L226 Difference]: Without dead ends: 3952 [2020-10-19 23:39:12,882 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:39:12,887 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3952 states. [2020-10-19 23:39:12,946 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3952 to 3952. [2020-10-19 23:39:12,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3952 states. [2020-10-19 23:39:12,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3952 states to 3952 states and 4806 transitions. [2020-10-19 23:39:12,955 INFO L78 Accepts]: Start accepts. Automaton has 3952 states and 4806 transitions. Word has length 205 [2020-10-19 23:39:12,956 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:39:12,957 INFO L481 AbstractCegarLoop]: Abstraction has 3952 states and 4806 transitions. [2020-10-19 23:39:12,957 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 23:39:12,957 INFO L276 IsEmpty]: Start isEmpty. Operand 3952 states and 4806 transitions. [2020-10-19 23:39:12,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2020-10-19 23:39:12,960 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:39:12,960 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 23:39:12,961 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-19 23:39:12,961 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:39:12,961 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:39:12,961 INFO L82 PathProgramCache]: Analyzing trace with hash -661555856, now seen corresponding path program 1 times [2020-10-19 23:39:12,962 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:39:12,962 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [775438165] [2020-10-19 23:39:12,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:39:13,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:39:13,766 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-19 23:39:13,767 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [775438165] [2020-10-19 23:39:13,767 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 23:39:13,767 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 23:39:13,768 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1699604296] [2020-10-19 23:39:13,769 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-19 23:39:13,769 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:39:13,770 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-19 23:39:13,770 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-19 23:39:13,771 INFO L87 Difference]: Start difference. First operand 3952 states and 4806 transitions. Second operand 4 states. [2020-10-19 23:39:16,603 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:39:16,604 INFO L93 Difference]: Finished difference Result 8269 states and 9989 transitions. [2020-10-19 23:39:16,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-19 23:39:16,609 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 291 [2020-10-19 23:39:16,610 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:39:16,630 INFO L225 Difference]: With dead ends: 8269 [2020-10-19 23:39:16,630 INFO L226 Difference]: Without dead ends: 4319 [2020-10-19 23:39:16,637 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-19 23:39:16,643 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4319 states. [2020-10-19 23:39:16,733 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4319 to 4281. [2020-10-19 23:39:16,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4281 states. [2020-10-19 23:39:16,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4281 states to 4281 states and 5141 transitions. [2020-10-19 23:39:16,743 INFO L78 Accepts]: Start accepts. Automaton has 4281 states and 5141 transitions. Word has length 291 [2020-10-19 23:39:16,744 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:39:16,744 INFO L481 AbstractCegarLoop]: Abstraction has 4281 states and 5141 transitions. [2020-10-19 23:39:16,744 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-19 23:39:16,744 INFO L276 IsEmpty]: Start isEmpty. Operand 4281 states and 5141 transitions. [2020-10-19 23:39:16,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 379 [2020-10-19 23:39:16,751 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:39:16,752 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 23:39:16,752 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-19 23:39:16,753 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:39:16,753 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:39:16,753 INFO L82 PathProgramCache]: Analyzing trace with hash 1016007423, now seen corresponding path program 1 times [2020-10-19 23:39:16,754 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:39:16,754 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1977777449] [2020-10-19 23:39:16,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:39:16,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:39:17,528 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 173 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-19 23:39:17,530 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1977777449] [2020-10-19 23:39:17,531 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 23:39:17,532 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-19 23:39:17,532 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [644614846] [2020-10-19 23:39:17,533 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-19 23:39:17,534 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:39:17,534 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-19 23:39:17,535 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2020-10-19 23:39:17,535 INFO L87 Difference]: Start difference. First operand 4281 states and 5141 transitions. Second operand 7 states. [2020-10-19 23:39:20,858 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:39:20,858 INFO L93 Difference]: Finished difference Result 8090 states and 9792 transitions. [2020-10-19 23:39:20,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-19 23:39:20,859 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 378 [2020-10-19 23:39:20,860 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:39:20,877 INFO L225 Difference]: With dead ends: 8090 [2020-10-19 23:39:20,878 INFO L226 Difference]: Without dead ends: 3952 [2020-10-19 23:39:20,884 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2020-10-19 23:39:20,888 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3952 states. [2020-10-19 23:39:20,959 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3952 to 3952. [2020-10-19 23:39:20,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3952 states. [2020-10-19 23:39:20,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3952 states to 3952 states and 4268 transitions. [2020-10-19 23:39:20,966 INFO L78 Accepts]: Start accepts. Automaton has 3952 states and 4268 transitions. Word has length 378 [2020-10-19 23:39:20,967 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:39:20,967 INFO L481 AbstractCegarLoop]: Abstraction has 3952 states and 4268 transitions. [2020-10-19 23:39:20,967 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-19 23:39:20,967 INFO L276 IsEmpty]: Start isEmpty. Operand 3952 states and 4268 transitions. [2020-10-19 23:39:20,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 386 [2020-10-19 23:39:20,974 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:39:20,974 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 23:39:20,975 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-19 23:39:20,975 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:39:20,975 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:39:20,975 INFO L82 PathProgramCache]: Analyzing trace with hash 508322793, now seen corresponding path program 1 times [2020-10-19 23:39:20,976 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:39:20,976 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [137565348] [2020-10-19 23:39:20,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:39:21,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:39:21,573 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2020-10-19 23:39:21,573 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [137565348] [2020-10-19 23:39:21,574 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [433063310] [2020-10-19 23:39:21,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-19 23:39:21,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:39:21,736 INFO L263 TraceCheckSpWp]: Trace formula consists of 497 conjuncts, 2 conjunts are in the unsatisfiable core [2020-10-19 23:39:21,760 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-19 23:39:22,426 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2020-10-19 23:39:22,427 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-10-19 23:39:22,427 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [3] total 4 [2020-10-19 23:39:22,428 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1159269931] [2020-10-19 23:39:22,429 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 23:39:22,430 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:39:22,430 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 23:39:22,431 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-19 23:39:22,431 INFO L87 Difference]: Start difference. First operand 3952 states and 4268 transitions. Second operand 3 states. [2020-10-19 23:39:24,084 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:39:24,084 INFO L93 Difference]: Finished difference Result 4941 states and 5287 transitions. [2020-10-19 23:39:24,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 23:39:24,085 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 385 [2020-10-19 23:39:24,086 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:39:24,106 INFO L225 Difference]: With dead ends: 4941 [2020-10-19 23:39:24,107 INFO L226 Difference]: Without dead ends: 4939 [2020-10-19 23:39:24,108 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 387 GetRequests, 384 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-19 23:39:24,115 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4939 states. [2020-10-19 23:39:24,184 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4939 to 4281. [2020-10-19 23:39:24,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4281 states. [2020-10-19 23:39:24,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4281 states to 4281 states and 4610 transitions. [2020-10-19 23:39:24,192 INFO L78 Accepts]: Start accepts. Automaton has 4281 states and 4610 transitions. Word has length 385 [2020-10-19 23:39:24,193 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:39:24,193 INFO L481 AbstractCegarLoop]: Abstraction has 4281 states and 4610 transitions. [2020-10-19 23:39:24,193 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 23:39:24,194 INFO L276 IsEmpty]: Start isEmpty. Operand 4281 states and 4610 transitions. [2020-10-19 23:39:24,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 585 [2020-10-19 23:39:24,208 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:39:24,209 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 23:39:24,422 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2020-10-19 23:39:24,423 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:39:24,423 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:39:24,423 INFO L82 PathProgramCache]: Analyzing trace with hash 2128606955, now seen corresponding path program 1 times [2020-10-19 23:39:24,423 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:39:24,424 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [477597180] [2020-10-19 23:39:24,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:39:24,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:39:25,135 INFO L134 CoverageAnalysis]: Checked inductivity of 720 backedges. 552 proven. 0 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2020-10-19 23:39:25,136 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [477597180] [2020-10-19 23:39:25,136 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 23:39:25,136 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 23:39:25,137 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [44885383] [2020-10-19 23:39:25,137 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 23:39:25,138 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:39:25,138 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 23:39:25,139 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:39:25,139 INFO L87 Difference]: Start difference. First operand 4281 states and 4610 transitions. Second operand 3 states. [2020-10-19 23:39:27,469 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:39:27,470 INFO L93 Difference]: Finished difference Result 10534 states and 11440 transitions. [2020-10-19 23:39:27,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 23:39:27,473 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 584 [2020-10-19 23:39:27,474 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:39:27,496 INFO L225 Difference]: With dead ends: 10534 [2020-10-19 23:39:27,496 INFO L226 Difference]: Without dead ends: 6584 [2020-10-19 23:39:27,501 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:39:27,508 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6584 states. [2020-10-19 23:39:27,584 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6584 to 6584. [2020-10-19 23:39:27,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6584 states. [2020-10-19 23:39:27,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6584 states to 6584 states and 6964 transitions. [2020-10-19 23:39:27,593 INFO L78 Accepts]: Start accepts. Automaton has 6584 states and 6964 transitions. Word has length 584 [2020-10-19 23:39:27,594 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:39:27,594 INFO L481 AbstractCegarLoop]: Abstraction has 6584 states and 6964 transitions. [2020-10-19 23:39:27,595 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 23:39:27,595 INFO L276 IsEmpty]: Start isEmpty. Operand 6584 states and 6964 transitions. [2020-10-19 23:39:27,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 619 [2020-10-19 23:39:27,613 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:39:27,614 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 23:39:27,614 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-19 23:39:27,615 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:39:27,615 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:39:27,615 INFO L82 PathProgramCache]: Analyzing trace with hash -759303018, now seen corresponding path program 1 times [2020-10-19 23:39:27,615 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:39:27,616 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [344251302] [2020-10-19 23:39:27,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:39:27,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:39:28,470 INFO L134 CoverageAnalysis]: Checked inductivity of 754 backedges. 599 proven. 0 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2020-10-19 23:39:28,471 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [344251302] [2020-10-19 23:39:28,472 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 23:39:28,472 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 23:39:28,472 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [838458407] [2020-10-19 23:39:28,473 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 23:39:28,474 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:39:28,474 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 23:39:28,474 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:39:28,475 INFO L87 Difference]: Start difference. First operand 6584 states and 6964 transitions. Second operand 3 states. [2020-10-19 23:39:30,186 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:39:30,186 INFO L93 Difference]: Finished difference Result 14811 states and 15794 transitions. [2020-10-19 23:39:30,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 23:39:30,187 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 618 [2020-10-19 23:39:30,189 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:39:30,214 INFO L225 Difference]: With dead ends: 14811 [2020-10-19 23:39:30,215 INFO L226 Difference]: Without dead ends: 8558 [2020-10-19 23:39:30,223 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:39:30,233 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8558 states. [2020-10-19 23:39:30,315 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8558 to 8229. [2020-10-19 23:39:30,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8229 states. [2020-10-19 23:39:30,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8229 states to 8229 states and 8674 transitions. [2020-10-19 23:39:30,327 INFO L78 Accepts]: Start accepts. Automaton has 8229 states and 8674 transitions. Word has length 618 [2020-10-19 23:39:30,328 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:39:30,328 INFO L481 AbstractCegarLoop]: Abstraction has 8229 states and 8674 transitions. [2020-10-19 23:39:30,328 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 23:39:30,328 INFO L276 IsEmpty]: Start isEmpty. Operand 8229 states and 8674 transitions. [2020-10-19 23:39:30,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 778 [2020-10-19 23:39:30,341 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:39:30,342 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 23:39:30,343 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-19 23:39:30,343 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:39:30,343 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:39:30,344 INFO L82 PathProgramCache]: Analyzing trace with hash 927010245, now seen corresponding path program 1 times [2020-10-19 23:39:30,344 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:39:30,344 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1169466313] [2020-10-19 23:39:30,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:39:30,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:39:31,116 INFO L134 CoverageAnalysis]: Checked inductivity of 1141 backedges. 726 proven. 0 refuted. 0 times theorem prover too weak. 415 trivial. 0 not checked. [2020-10-19 23:39:31,117 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1169466313] [2020-10-19 23:39:31,117 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 23:39:31,119 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 23:39:31,120 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [581331720] [2020-10-19 23:39:31,121 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 23:39:31,124 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:39:31,124 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 23:39:31,125 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:39:31,125 INFO L87 Difference]: Start difference. First operand 8229 states and 8674 transitions. Second operand 3 states. [2020-10-19 23:39:33,004 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:39:33,005 INFO L93 Difference]: Finished difference Result 18430 states and 19568 transitions. [2020-10-19 23:39:33,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 23:39:33,006 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 777 [2020-10-19 23:39:33,008 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:39:33,028 INFO L225 Difference]: With dead ends: 18430 [2020-10-19 23:39:33,028 INFO L226 Difference]: Without dead ends: 10532 [2020-10-19 23:39:33,036 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:39:33,048 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10532 states. [2020-10-19 23:39:33,423 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10532 to 9874. [2020-10-19 23:39:33,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9874 states. [2020-10-19 23:39:33,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9874 states to 9874 states and 10362 transitions. [2020-10-19 23:39:33,436 INFO L78 Accepts]: Start accepts. Automaton has 9874 states and 10362 transitions. Word has length 777 [2020-10-19 23:39:33,438 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:39:33,438 INFO L481 AbstractCegarLoop]: Abstraction has 9874 states and 10362 transitions. [2020-10-19 23:39:33,438 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 23:39:33,438 INFO L276 IsEmpty]: Start isEmpty. Operand 9874 states and 10362 transitions. [2020-10-19 23:39:33,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 779 [2020-10-19 23:39:33,452 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:39:33,453 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 23:39:33,453 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-19 23:39:33,453 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:39:33,454 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:39:33,454 INFO L82 PathProgramCache]: Analyzing trace with hash 295538738, now seen corresponding path program 1 times [2020-10-19 23:39:33,454 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:39:33,455 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [855614084] [2020-10-19 23:39:33,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:39:33,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:39:34,123 INFO L134 CoverageAnalysis]: Checked inductivity of 1145 backedges. 485 proven. 0 refuted. 0 times theorem prover too weak. 660 trivial. 0 not checked. [2020-10-19 23:39:34,123 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [855614084] [2020-10-19 23:39:34,123 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 23:39:34,124 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 23:39:34,124 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [705551550] [2020-10-19 23:39:34,125 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 23:39:34,125 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:39:34,125 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 23:39:34,125 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:39:34,126 INFO L87 Difference]: Start difference. First operand 9874 states and 10362 transitions. Second operand 3 states. [2020-10-19 23:39:35,891 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:39:35,891 INFO L93 Difference]: Finished difference Result 24681 states and 25992 transitions. [2020-10-19 23:39:35,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 23:39:35,892 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 778 [2020-10-19 23:39:35,893 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:39:35,916 INFO L225 Difference]: With dead ends: 24681 [2020-10-19 23:39:35,916 INFO L226 Difference]: Without dead ends: 13164 [2020-10-19 23:39:35,928 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:39:35,943 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13164 states. [2020-10-19 23:39:36,078 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13164 to 12835. [2020-10-19 23:39:36,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12835 states. [2020-10-19 23:39:36,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12835 states to 12835 states and 13358 transitions. [2020-10-19 23:39:36,097 INFO L78 Accepts]: Start accepts. Automaton has 12835 states and 13358 transitions. Word has length 778 [2020-10-19 23:39:36,097 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:39:36,098 INFO L481 AbstractCegarLoop]: Abstraction has 12835 states and 13358 transitions. [2020-10-19 23:39:36,098 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 23:39:36,098 INFO L276 IsEmpty]: Start isEmpty. Operand 12835 states and 13358 transitions. [2020-10-19 23:39:36,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1062 [2020-10-19 23:39:36,123 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:39:36,124 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 23:39:36,125 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-19 23:39:36,125 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:39:36,125 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:39:36,126 INFO L82 PathProgramCache]: Analyzing trace with hash 172865653, now seen corresponding path program 1 times [2020-10-19 23:39:36,129 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:39:36,130 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1765711581] [2020-10-19 23:39:36,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:39:36,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:39:38,091 INFO L134 CoverageAnalysis]: Checked inductivity of 1787 backedges. 1120 proven. 0 refuted. 0 times theorem prover too weak. 667 trivial. 0 not checked. [2020-10-19 23:39:38,093 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1765711581] [2020-10-19 23:39:38,093 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 23:39:38,093 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-19 23:39:38,093 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1592135433] [2020-10-19 23:39:38,094 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-19 23:39:38,094 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:39:38,095 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-19 23:39:38,096 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-19 23:39:38,096 INFO L87 Difference]: Start difference. First operand 12835 states and 13358 transitions. Second operand 4 states. [2020-10-19 23:39:40,244 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:39:40,245 INFO L93 Difference]: Finished difference Result 25364 states and 26408 transitions. [2020-10-19 23:39:40,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-19 23:39:40,246 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 1061 [2020-10-19 23:39:40,248 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:39:40,272 INFO L225 Difference]: With dead ends: 25364 [2020-10-19 23:39:40,273 INFO L226 Difference]: Without dead ends: 12860 [2020-10-19 23:39:40,290 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-19 23:39:40,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12860 states. [2020-10-19 23:39:40,436 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12860 to 12506. [2020-10-19 23:39:40,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12506 states. [2020-10-19 23:39:40,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12506 states to 12506 states and 13020 transitions. [2020-10-19 23:39:40,456 INFO L78 Accepts]: Start accepts. Automaton has 12506 states and 13020 transitions. Word has length 1061 [2020-10-19 23:39:40,457 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:39:40,457 INFO L481 AbstractCegarLoop]: Abstraction has 12506 states and 13020 transitions. [2020-10-19 23:39:40,457 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-19 23:39:40,457 INFO L276 IsEmpty]: Start isEmpty. Operand 12506 states and 13020 transitions. [2020-10-19 23:39:40,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1119 [2020-10-19 23:39:40,499 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:39:40,499 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 23:39:40,500 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-19 23:39:40,500 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:39:40,500 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:39:40,501 INFO L82 PathProgramCache]: Analyzing trace with hash 610078085, now seen corresponding path program 1 times [2020-10-19 23:39:40,501 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:39:40,501 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [819615111] [2020-10-19 23:39:40,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:39:40,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:39:41,364 INFO L134 CoverageAnalysis]: Checked inductivity of 2700 backedges. 1849 proven. 0 refuted. 0 times theorem prover too weak. 851 trivial. 0 not checked. [2020-10-19 23:39:41,364 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [819615111] [2020-10-19 23:39:41,365 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 23:39:41,365 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 23:39:41,365 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [530151409] [2020-10-19 23:39:41,366 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 23:39:41,366 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:39:41,366 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 23:39:41,367 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:39:41,367 INFO L87 Difference]: Start difference. First operand 12506 states and 13020 transitions. Second operand 3 states. [2020-10-19 23:39:43,094 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:39:43,095 INFO L93 Difference]: Finished difference Result 24681 states and 25707 transitions. [2020-10-19 23:39:43,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 23:39:43,095 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1118 [2020-10-19 23:39:43,097 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:39:43,113 INFO L225 Difference]: With dead ends: 24681 [2020-10-19 23:39:43,113 INFO L226 Difference]: Without dead ends: 12506 [2020-10-19 23:39:43,127 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:39:43,138 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12506 states. [2020-10-19 23:39:43,248 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12506 to 11848. [2020-10-19 23:39:43,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11848 states. [2020-10-19 23:39:43,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11848 states to 11848 states and 12155 transitions. [2020-10-19 23:39:43,263 INFO L78 Accepts]: Start accepts. Automaton has 11848 states and 12155 transitions. Word has length 1118 [2020-10-19 23:39:43,264 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:39:43,264 INFO L481 AbstractCegarLoop]: Abstraction has 11848 states and 12155 transitions. [2020-10-19 23:39:43,264 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 23:39:43,264 INFO L276 IsEmpty]: Start isEmpty. Operand 11848 states and 12155 transitions. [2020-10-19 23:39:43,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1144 [2020-10-19 23:39:43,288 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:39:43,290 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 23:39:43,291 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-10-19 23:39:43,291 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:39:43,291 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:39:43,291 INFO L82 PathProgramCache]: Analyzing trace with hash 759125719, now seen corresponding path program 1 times [2020-10-19 23:39:43,292 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:39:43,292 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [55717462] [2020-10-19 23:39:43,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:39:43,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:39:44,593 INFO L134 CoverageAnalysis]: Checked inductivity of 2850 backedges. 1509 proven. 0 refuted. 0 times theorem prover too weak. 1341 trivial. 0 not checked. [2020-10-19 23:39:44,593 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [55717462] [2020-10-19 23:39:44,593 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 23:39:44,594 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 23:39:44,594 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [482373983] [2020-10-19 23:39:44,595 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 23:39:44,595 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:39:44,595 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 23:39:44,595 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:39:44,596 INFO L87 Difference]: Start difference. First operand 11848 states and 12155 transitions. Second operand 3 states. [2020-10-19 23:39:46,252 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:39:46,253 INFO L93 Difference]: Finished difference Result 24023 states and 24646 transitions. [2020-10-19 23:39:46,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 23:39:46,254 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1143 [2020-10-19 23:39:46,255 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:39:46,271 INFO L225 Difference]: With dead ends: 24023 [2020-10-19 23:39:46,272 INFO L226 Difference]: Without dead ends: 12506 [2020-10-19 23:39:46,282 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:39:46,292 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12506 states. [2020-10-19 23:39:46,394 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12506 to 12506. [2020-10-19 23:39:46,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12506 states. [2020-10-19 23:39:46,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12506 states to 12506 states and 12818 transitions. [2020-10-19 23:39:46,410 INFO L78 Accepts]: Start accepts. Automaton has 12506 states and 12818 transitions. Word has length 1143 [2020-10-19 23:39:46,411 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:39:46,411 INFO L481 AbstractCegarLoop]: Abstraction has 12506 states and 12818 transitions. [2020-10-19 23:39:46,411 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 23:39:46,411 INFO L276 IsEmpty]: Start isEmpty. Operand 12506 states and 12818 transitions. [2020-10-19 23:39:46,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1198 [2020-10-19 23:39:46,437 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:39:46,438 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 23:39:46,438 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-10-19 23:39:46,438 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:39:46,439 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:39:46,439 INFO L82 PathProgramCache]: Analyzing trace with hash 291855058, now seen corresponding path program 1 times [2020-10-19 23:39:46,439 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:39:46,439 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [462891059] [2020-10-19 23:39:46,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:39:46,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:39:47,437 INFO L134 CoverageAnalysis]: Checked inductivity of 2804 backedges. 991 proven. 0 refuted. 0 times theorem prover too weak. 1813 trivial. 0 not checked. [2020-10-19 23:39:47,438 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [462891059] [2020-10-19 23:39:47,438 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 23:39:47,438 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 23:39:47,439 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1584443488] [2020-10-19 23:39:47,440 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 23:39:47,440 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:39:47,440 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 23:39:47,441 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:39:47,441 INFO L87 Difference]: Start difference. First operand 12506 states and 12818 transitions. Second operand 3 states. [2020-10-19 23:39:49,173 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:39:49,174 INFO L93 Difference]: Finished difference Result 27313 states and 28041 transitions. [2020-10-19 23:39:49,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 23:39:49,180 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1197 [2020-10-19 23:39:49,181 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:39:49,200 INFO L225 Difference]: With dead ends: 27313 [2020-10-19 23:39:49,201 INFO L226 Difference]: Without dead ends: 13493 [2020-10-19 23:39:49,281 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:39:49,290 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13493 states. [2020-10-19 23:39:49,379 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13493 to 12177. [2020-10-19 23:39:49,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12177 states. [2020-10-19 23:39:49,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12177 states to 12177 states and 12436 transitions. [2020-10-19 23:39:49,393 INFO L78 Accepts]: Start accepts. Automaton has 12177 states and 12436 transitions. Word has length 1197 [2020-10-19 23:39:49,394 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:39:49,394 INFO L481 AbstractCegarLoop]: Abstraction has 12177 states and 12436 transitions. [2020-10-19 23:39:49,394 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 23:39:49,394 INFO L276 IsEmpty]: Start isEmpty. Operand 12177 states and 12436 transitions. [2020-10-19 23:39:49,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1278 [2020-10-19 23:39:49,412 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:39:49,413 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 23:39:49,413 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-10-19 23:39:49,414 INFO L429 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:39:49,414 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:39:49,414 INFO L82 PathProgramCache]: Analyzing trace with hash 241722634, now seen corresponding path program 1 times [2020-10-19 23:39:49,414 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:39:49,415 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1766777915] [2020-10-19 23:39:49,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:39:49,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:39:51,051 INFO L134 CoverageAnalysis]: Checked inductivity of 3044 backedges. 307 proven. 0 refuted. 0 times theorem prover too weak. 2737 trivial. 0 not checked. [2020-10-19 23:39:51,051 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1766777915] [2020-10-19 23:39:51,051 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 23:39:51,052 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 23:39:51,052 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1621278635] [2020-10-19 23:39:51,053 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 23:39:51,053 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:39:51,053 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 23:39:51,053 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:39:51,053 INFO L87 Difference]: Start difference. First operand 12177 states and 12436 transitions. Second operand 3 states. [2020-10-19 23:39:52,025 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:39:52,026 INFO L93 Difference]: Finished difference Result 12192 states and 12450 transitions. [2020-10-19 23:39:52,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 23:39:52,032 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1277 [2020-10-19 23:39:52,033 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:39:52,044 INFO L225 Difference]: With dead ends: 12192 [2020-10-19 23:39:52,044 INFO L226 Difference]: Without dead ends: 11848 [2020-10-19 23:39:52,046 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:39:52,052 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11848 states. [2020-10-19 23:39:52,126 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11848 to 11848. [2020-10-19 23:39:52,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11848 states. [2020-10-19 23:39:52,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11848 states to 11848 states and 12102 transitions. [2020-10-19 23:39:52,141 INFO L78 Accepts]: Start accepts. Automaton has 11848 states and 12102 transitions. Word has length 1277 [2020-10-19 23:39:52,143 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:39:52,143 INFO L481 AbstractCegarLoop]: Abstraction has 11848 states and 12102 transitions. [2020-10-19 23:39:52,143 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 23:39:52,143 INFO L276 IsEmpty]: Start isEmpty. Operand 11848 states and 12102 transitions. [2020-10-19 23:39:52,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1294 [2020-10-19 23:39:52,168 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:39:52,169 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 23:39:52,169 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-10-19 23:39:52,170 INFO L429 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:39:52,170 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:39:52,170 INFO L82 PathProgramCache]: Analyzing trace with hash -624339877, now seen corresponding path program 1 times [2020-10-19 23:39:52,171 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:39:52,171 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [533651488] [2020-10-19 23:39:52,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:39:52,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:39:54,592 INFO L134 CoverageAnalysis]: Checked inductivity of 2941 backedges. 1176 proven. 1010 refuted. 0 times theorem prover too weak. 755 trivial. 0 not checked. [2020-10-19 23:39:54,592 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [533651488] [2020-10-19 23:39:54,592 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1503862589] [2020-10-19 23:39:54,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-19 23:39:54,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:39:54,986 INFO L263 TraceCheckSpWp]: Trace formula consists of 1522 conjuncts, 2 conjunts are in the unsatisfiable core [2020-10-19 23:39:55,002 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-19 23:39:56,144 INFO L134 CoverageAnalysis]: Checked inductivity of 2941 backedges. 1769 proven. 0 refuted. 0 times theorem prover too weak. 1172 trivial. 0 not checked. [2020-10-19 23:39:56,144 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-10-19 23:39:56,145 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2020-10-19 23:39:56,145 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1070762037] [2020-10-19 23:39:56,146 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 23:39:56,146 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:39:56,146 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 23:39:56,146 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-10-19 23:39:56,146 INFO L87 Difference]: Start difference. First operand 11848 states and 12102 transitions. Second operand 3 states. [2020-10-19 23:39:57,777 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:39:57,778 INFO L93 Difference]: Finished difference Result 23363 states and 23870 transitions. [2020-10-19 23:39:57,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 23:39:57,779 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1293 [2020-10-19 23:39:57,780 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:39:57,780 INFO L225 Difference]: With dead ends: 23363 [2020-10-19 23:39:57,780 INFO L226 Difference]: Without dead ends: 0 [2020-10-19 23:39:57,792 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 1297 GetRequests, 1293 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-10-19 23:39:57,793 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-19 23:39:57,793 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-19 23:39:57,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-19 23:39:57,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-19 23:39:57,794 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1293 [2020-10-19 23:39:57,794 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:39:57,794 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-19 23:39:57,794 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 23:39:57,794 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-19 23:39:57,794 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-19 23:39:58,007 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2020-10-19 23:39:58,011 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-19 23:39:58,175 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 94 [2020-10-19 23:39:58,334 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 94 [2020-10-19 23:39:58,961 WARN L193 SmtUtils]: Spent 619.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 48 [2020-10-19 23:39:59,259 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 45 [2020-10-19 23:39:59,885 WARN L193 SmtUtils]: Spent 623.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 48 [2020-10-19 23:39:59,889 INFO L274 CegarLoopResult]: For program point L1555(lines 1555 1765) no Hoare annotation was computed. [2020-10-19 23:39:59,889 INFO L274 CegarLoopResult]: For program point L168(line 168) no Hoare annotation was computed. [2020-10-19 23:39:59,890 INFO L274 CegarLoopResult]: For program point L102(line 102) no Hoare annotation was computed. [2020-10-19 23:39:59,890 INFO L274 CegarLoopResult]: For program point L36(line 36) no Hoare annotation was computed. [2020-10-19 23:39:59,890 INFO L274 CegarLoopResult]: For program point L1027(lines 1027 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,890 INFO L274 CegarLoopResult]: For program point L1754(lines 1754 1765) no Hoare annotation was computed. [2020-10-19 23:39:59,890 INFO L274 CegarLoopResult]: For program point L1424(lines 1424 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,890 INFO L274 CegarLoopResult]: For program point L1094(lines 1094 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,890 INFO L274 CegarLoopResult]: For program point L896(lines 896 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,890 INFO L274 CegarLoopResult]: For program point L830(lines 830 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,890 INFO L274 CegarLoopResult]: For program point L698(lines 698 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,890 INFO L274 CegarLoopResult]: For program point L1689(lines 1689 1765) no Hoare annotation was computed. [2020-10-19 23:39:59,890 INFO L274 CegarLoopResult]: For program point L1293(lines 1293 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,891 INFO L274 CegarLoopResult]: For program point L170-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:39:59,891 INFO L274 CegarLoopResult]: For program point L104-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:39:59,891 INFO L274 CegarLoopResult]: For program point L38-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:39:59,891 INFO L274 CegarLoopResult]: For program point L963(lines 963 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,891 INFO L274 CegarLoopResult]: For program point L765(lines 765 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,891 INFO L274 CegarLoopResult]: For program point L633(lines 633 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,891 INFO L274 CegarLoopResult]: For program point L1624(lines 1624 1765) no Hoare annotation was computed. [2020-10-19 23:39:59,891 INFO L274 CegarLoopResult]: For program point L369(lines 369 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,891 INFO L274 CegarLoopResult]: For program point L1360(lines 1360 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,891 INFO L274 CegarLoopResult]: For program point L237(lines 237 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,891 INFO L274 CegarLoopResult]: For program point L171(line 171) no Hoare annotation was computed. [2020-10-19 23:39:59,892 INFO L274 CegarLoopResult]: For program point L1162(lines 1162 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,892 INFO L274 CegarLoopResult]: For program point L105(line 105) no Hoare annotation was computed. [2020-10-19 23:39:59,892 INFO L274 CegarLoopResult]: For program point L39(line 39) no Hoare annotation was computed. [2020-10-19 23:39:59,892 INFO L270 CegarLoopResult]: At program point L1493(lines 25 1494) the Hoare annotation is: (let ((.cse4 (<= 4 ~a15~0)) (.cse1 (<= ~a15~0 3)) (.cse2 (= ~a12~0 6)) (.cse7 (<= ~a16~0 11)) (.cse8 (= ~a15~0 3)) (.cse9 (= ~a12~0 9)) (.cse6 (= ~a12~0 8)) (.cse3 (= ~a16~0 8)) (.cse5 (= ~a16~0 9)) (.cse0 (= 7 ~a12~0))) (or (and (<= 11 ~a16~0) .cse0 .cse1) (and .cse2 .cse1) (and .cse0 .cse3) (and .cse4 .cse5 .cse0) (and .cse6 .cse1) (and .cse5 .cse6) (and .cse4 .cse7 (<= ~a12~0 5)) (and .cse8 .cse5 .cse0 (<= 136 ~a18~0)) (and .cse1 .cse3) (and .cse9 .cse1) (and .cse2 .cse7) (and .cse9 .cse5) (and .cse8 (= 5 ~a12~0)) (and .cse9 .cse3) (and .cse6 .cse3) (and .cse5 .cse0 (<= (+ ~a18~0 87) 0)))) [2020-10-19 23:39:59,892 INFO L274 CegarLoopResult]: For program point L436(lines 436 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,893 INFO L274 CegarLoopResult]: For program point L1229(lines 1229 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,893 INFO L274 CegarLoopResult]: For program point L569(lines 569 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,893 INFO L274 CegarLoopResult]: For program point L503(lines 503 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,893 INFO L274 CegarLoopResult]: For program point L305(lines 305 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,893 INFO L274 CegarLoopResult]: For program point L173-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:39:59,893 INFO L274 CegarLoopResult]: For program point L107-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:39:59,893 INFO L274 CegarLoopResult]: For program point L41-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:39:59,893 INFO L274 CegarLoopResult]: For program point L1759(lines 1759 1765) no Hoare annotation was computed. [2020-10-19 23:39:59,893 INFO L274 CegarLoopResult]: For program point L1561(lines 1561 1765) no Hoare annotation was computed. [2020-10-19 23:39:59,893 INFO L274 CegarLoopResult]: For program point L174(line 174) no Hoare annotation was computed. [2020-10-19 23:39:59,893 INFO L274 CegarLoopResult]: For program point L108(line 108) no Hoare annotation was computed. [2020-10-19 23:39:59,894 INFO L274 CegarLoopResult]: For program point L1099(lines 1099 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,894 INFO L274 CegarLoopResult]: For program point L42(line 42) no Hoare annotation was computed. [2020-10-19 23:39:59,894 INFO L274 CegarLoopResult]: For program point L1033(lines 1033 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,894 INFO L274 CegarLoopResult]: For program point L901(lines 901 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,894 INFO L274 CegarLoopResult]: For program point L1430(lines 1430 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,894 INFO L274 CegarLoopResult]: For program point L836(lines 836 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,894 INFO L274 CegarLoopResult]: For program point L1695(lines 1695 1765) no Hoare annotation was computed. [2020-10-19 23:39:59,894 INFO L274 CegarLoopResult]: For program point L638(lines 638 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,894 INFO L274 CegarLoopResult]: For program point L1299(lines 1299 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,895 INFO L274 CegarLoopResult]: For program point L242(lines 242 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,895 INFO L274 CegarLoopResult]: For program point L176-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:39:59,895 INFO L274 CegarLoopResult]: For program point L110-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:39:59,895 INFO L274 CegarLoopResult]: For program point L44-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:39:59,895 INFO L274 CegarLoopResult]: For program point L969(lines 969 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,895 INFO L274 CegarLoopResult]: For program point L771(lines 771 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,895 INFO L274 CegarLoopResult]: For program point L705(lines 705 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,895 INFO L274 CegarLoopResult]: For program point L1630(lines 1630 1765) no Hoare annotation was computed. [2020-10-19 23:39:59,895 INFO L274 CegarLoopResult]: For program point L375(lines 375 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,895 INFO L274 CegarLoopResult]: For program point L1366(lines 1366 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,895 INFO L274 CegarLoopResult]: For program point L177(line 177) no Hoare annotation was computed. [2020-10-19 23:39:59,896 INFO L274 CegarLoopResult]: For program point L1168(lines 1168 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,896 INFO L274 CegarLoopResult]: For program point L111(line 111) no Hoare annotation was computed. [2020-10-19 23:39:59,896 INFO L274 CegarLoopResult]: For program point L45(line 45) no Hoare annotation was computed. [2020-10-19 23:39:59,896 INFO L274 CegarLoopResult]: For program point L1499(lines 1499 1765) no Hoare annotation was computed. [2020-10-19 23:39:59,896 INFO L274 CegarLoopResult]: For program point L442(lines 442 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,896 INFO L274 CegarLoopResult]: For program point L575(lines 575 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,896 INFO L274 CegarLoopResult]: For program point L311(lines 311 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,896 INFO L274 CegarLoopResult]: For program point L1236(lines 1236 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,896 INFO L274 CegarLoopResult]: For program point L179-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:39:59,896 INFO L274 CegarLoopResult]: For program point L113-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:39:59,896 INFO L274 CegarLoopResult]: For program point L47-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:39:59,897 INFO L274 CegarLoopResult]: For program point L1038(lines 1038 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,897 INFO L274 CegarLoopResult]: For program point L708(lines 708 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,897 INFO L274 CegarLoopResult]: For program point L510(lines 510 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,897 INFO L274 CegarLoopResult]: For program point L180(line 180) no Hoare annotation was computed. [2020-10-19 23:39:59,897 INFO L274 CegarLoopResult]: For program point L114(line 114) no Hoare annotation was computed. [2020-10-19 23:39:59,897 INFO L274 CegarLoopResult]: For program point L1105(lines 1105 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,897 INFO L274 CegarLoopResult]: For program point L48(line 48) no Hoare annotation was computed. [2020-10-19 23:39:59,897 INFO L274 CegarLoopResult]: For program point L907(lines 907 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,897 INFO L270 CegarLoopResult]: At program point L1766(lines 1496 1767) the Hoare annotation is: (let ((.cse4 (<= 4 ~a15~0)) (.cse1 (<= ~a15~0 3)) (.cse2 (= ~a12~0 6)) (.cse7 (<= ~a16~0 11)) (.cse8 (= ~a12~0 9)) (.cse6 (= ~a12~0 8)) (.cse3 (= ~a16~0 8)) (.cse5 (= ~a16~0 9)) (.cse0 (= 7 ~a12~0))) (or (and (<= 11 ~a16~0) .cse0 .cse1) (and .cse2 .cse1) (and .cse0 .cse3) (and .cse4 .cse5 .cse0) (and .cse6 .cse1) (and .cse5 .cse6) (and .cse4 .cse7 (<= ~a12~0 5)) (and .cse1 .cse3) (and .cse8 .cse1) (and .cse8 .cse5) (and .cse2 .cse7) (and (= ~a15~0 3) (= 5 ~a12~0)) (and .cse8 .cse3) (and .cse6 .cse3) (and .cse5 .cse0 (<= (+ ~a18~0 87) 0)))) [2020-10-19 23:39:59,898 INFO L274 CegarLoopResult]: For program point L643(lines 643 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,898 INFO L274 CegarLoopResult]: For program point L1568(lines 1568 1765) no Hoare annotation was computed. [2020-10-19 23:39:59,898 INFO L274 CegarLoopResult]: For program point L445(lines 445 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,898 INFO L274 CegarLoopResult]: For program point L1436(lines 1436 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,898 INFO L274 CegarLoopResult]: For program point L842(lines 842 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,898 INFO L274 CegarLoopResult]: For program point L1701(lines 1701 1765) no Hoare annotation was computed. [2020-10-19 23:39:59,898 INFO L274 CegarLoopResult]: For program point L1635(lines 1635 1765) no Hoare annotation was computed. [2020-10-19 23:39:59,898 INFO L274 CegarLoopResult]: For program point L1305(lines 1305 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,898 INFO L274 CegarLoopResult]: For program point L248(lines 248 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,898 INFO L274 CegarLoopResult]: For program point L182-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:39:59,898 INFO L274 CegarLoopResult]: For program point L116-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:39:59,899 INFO L274 CegarLoopResult]: For program point L50-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:39:59,899 INFO L274 CegarLoopResult]: For program point L777(lines 777 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,899 INFO L274 CegarLoopResult]: For program point L1372(lines 1372 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,899 INFO L274 CegarLoopResult]: For program point L183(line 183) no Hoare annotation was computed. [2020-10-19 23:39:59,899 INFO L274 CegarLoopResult]: For program point L1174(lines 1174 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,899 INFO L274 CegarLoopResult]: For program point L117(line 117) no Hoare annotation was computed. [2020-10-19 23:39:59,899 INFO L274 CegarLoopResult]: For program point L51(line 51) no Hoare annotation was computed. [2020-10-19 23:39:59,899 INFO L274 CegarLoopResult]: For program point L976(lines 976 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,899 INFO L277 CegarLoopResult]: At program point L1769(lines 1769 1785) the Hoare annotation is: true [2020-10-19 23:39:59,899 INFO L274 CegarLoopResult]: For program point L580(lines 580 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,900 INFO L274 CegarLoopResult]: For program point L1505(lines 1505 1765) no Hoare annotation was computed. [2020-10-19 23:39:59,900 INFO L274 CegarLoopResult]: For program point L382(lines 382 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,900 INFO L274 CegarLoopResult]: For program point L317(lines 317 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,900 INFO L274 CegarLoopResult]: For program point L185-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:39:59,900 INFO L274 CegarLoopResult]: For program point L119-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:39:59,900 INFO L274 CegarLoopResult]: For program point L53-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:39:59,900 INFO L274 CegarLoopResult]: For program point L1044(lines 1044 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,900 INFO L274 CegarLoopResult]: For program point L780(lines 780 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,900 INFO L274 CegarLoopResult]: For program point L714(lines 714 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,900 INFO L274 CegarLoopResult]: For program point L1243(lines 1243 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,901 INFO L274 CegarLoopResult]: For program point L186(line 186) no Hoare annotation was computed. [2020-10-19 23:39:59,901 INFO L274 CegarLoopResult]: For program point L1177(lines 1177 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,901 INFO L274 CegarLoopResult]: For program point L120(line 120) no Hoare annotation was computed. [2020-10-19 23:39:59,901 INFO L274 CegarLoopResult]: For program point L1111(lines 1111 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,901 INFO L274 CegarLoopResult]: For program point L54(line 54) no Hoare annotation was computed. [2020-10-19 23:39:59,901 INFO L274 CegarLoopResult]: For program point L1706(lines 1706 1765) no Hoare annotation was computed. [2020-10-19 23:39:59,901 INFO L274 CegarLoopResult]: For program point L1640(lines 1640 1765) no Hoare annotation was computed. [2020-10-19 23:39:59,901 INFO L274 CegarLoopResult]: For program point L517(lines 517 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,901 INFO L274 CegarLoopResult]: For program point L451(lines 451 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,901 INFO L274 CegarLoopResult]: For program point L1442(lines 1442 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,902 INFO L274 CegarLoopResult]: For program point L914(lines 914 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,902 INFO L274 CegarLoopResult]: For program point L848(lines 848 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,902 INFO L274 CegarLoopResult]: For program point L650(lines 650 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,902 INFO L274 CegarLoopResult]: For program point L1575(lines 1575 1765) no Hoare annotation was computed. [2020-10-19 23:39:59,902 INFO L274 CegarLoopResult]: For program point L1377(lines 1377 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,902 INFO L274 CegarLoopResult]: For program point L1311(lines 1311 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,902 INFO L274 CegarLoopResult]: For program point L254(lines 254 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,902 INFO L274 CegarLoopResult]: For program point L188-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:39:59,902 INFO L274 CegarLoopResult]: For program point L122-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:39:59,902 INFO L274 CegarLoopResult]: For program point L56-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:39:59,902 INFO L274 CegarLoopResult]: For program point L981(lines 981 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,903 INFO L274 CegarLoopResult]: For program point L189(line 189) no Hoare annotation was computed. [2020-10-19 23:39:59,903 INFO L274 CegarLoopResult]: For program point L123(line 123) no Hoare annotation was computed. [2020-10-19 23:39:59,903 INFO L274 CegarLoopResult]: For program point L57(line 57) no Hoare annotation was computed. [2020-10-19 23:39:59,903 INFO L270 CegarLoopResult]: At program point L1775-2(lines 1775 1784) the Hoare annotation is: (let ((.cse4 (<= 4 ~a15~0)) (.cse1 (<= ~a15~0 3)) (.cse2 (= ~a12~0 6)) (.cse7 (<= ~a16~0 11)) (.cse8 (= ~a15~0 3)) (.cse9 (= ~a12~0 9)) (.cse6 (= ~a12~0 8)) (.cse3 (= ~a16~0 8)) (.cse5 (= ~a16~0 9)) (.cse0 (= 7 ~a12~0))) (or (and (<= 11 ~a16~0) .cse0 .cse1) (and .cse2 .cse1) (and .cse0 .cse3) (and .cse4 .cse5 .cse0) (and .cse6 .cse1) (and .cse5 .cse6) (and .cse4 .cse7 (<= ~a12~0 5)) (and .cse8 .cse5 .cse0 (<= 136 ~a18~0)) (and .cse1 .cse3) (and .cse9 .cse1) (and .cse2 .cse7) (and .cse9 .cse5) (and .cse8 (= 5 ~a12~0)) (and .cse9 .cse3) (and .cse6 .cse3) (and .cse5 .cse0 (<= (+ ~a18~0 87) 0)))) [2020-10-19 23:39:59,903 INFO L274 CegarLoopResult]: For program point L586(lines 586 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,903 INFO L274 CegarLoopResult]: For program point L388(lines 388 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,903 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-19 23:39:59,904 INFO L274 CegarLoopResult]: For program point L719(lines 719 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,904 INFO L274 CegarLoopResult]: For program point L1512(lines 1512 1765) no Hoare annotation was computed. [2020-10-19 23:39:59,904 INFO L274 CegarLoopResult]: For program point L323(lines 323 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,904 INFO L274 CegarLoopResult]: For program point L191-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:39:59,904 INFO L274 CegarLoopResult]: For program point L125-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:39:59,904 INFO L274 CegarLoopResult]: For program point L1116(lines 1116 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,904 INFO L274 CegarLoopResult]: For program point L59-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:39:59,904 INFO L274 CegarLoopResult]: For program point L1050(lines 1050 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,904 INFO L274 CegarLoopResult]: For program point L786(lines 786 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,904 INFO L274 CegarLoopResult]: For program point L1711(lines 1711 1765) no Hoare annotation was computed. [2020-10-19 23:39:59,905 INFO L274 CegarLoopResult]: For program point L456(lines 456 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,905 INFO L274 CegarLoopResult]: For program point L1249(lines 1249 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,905 INFO L274 CegarLoopResult]: For program point L192(line 192) no Hoare annotation was computed. [2020-10-19 23:39:59,905 INFO L274 CegarLoopResult]: For program point L1183(lines 1183 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,905 INFO L274 CegarLoopResult]: For program point L126(line 126) no Hoare annotation was computed. [2020-10-19 23:39:59,905 INFO L274 CegarLoopResult]: For program point L60(line 60) no Hoare annotation was computed. [2020-10-19 23:39:59,905 INFO L274 CegarLoopResult]: For program point L919(lines 919 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,905 INFO L274 CegarLoopResult]: For program point L853(lines 853 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,905 INFO L274 CegarLoopResult]: For program point L523(lines 523 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,905 INFO L274 CegarLoopResult]: For program point L1448(lines 1448 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,906 INFO L274 CegarLoopResult]: For program point L1316(lines 1316 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,906 INFO L274 CegarLoopResult]: For program point L259(lines 259 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,906 INFO L274 CegarLoopResult]: For program point L1647(lines 1647 1765) no Hoare annotation was computed. [2020-10-19 23:39:59,906 INFO L274 CegarLoopResult]: For program point L1581(lines 1581 1765) no Hoare annotation was computed. [2020-10-19 23:39:59,906 INFO L274 CegarLoopResult]: For program point L1383(lines 1383 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,906 INFO L274 CegarLoopResult]: For program point L194-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:39:59,906 INFO L274 CegarLoopResult]: For program point L128-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:39:59,906 INFO L274 CegarLoopResult]: For program point L62-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:39:59,906 INFO L274 CegarLoopResult]: For program point L1780(line 1780) no Hoare annotation was computed. [2020-10-19 23:39:59,906 INFO L274 CegarLoopResult]: For program point L657(lines 657 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,907 INFO L274 CegarLoopResult]: For program point L591(lines 591 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,907 INFO L274 CegarLoopResult]: For program point L459(lines 459 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,907 INFO L274 CegarLoopResult]: For program point L393(lines 393 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,907 INFO L274 CegarLoopResult]: For program point L1252(lines 1252 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,907 INFO L274 CegarLoopResult]: For program point L195(line 195) no Hoare annotation was computed. [2020-10-19 23:39:59,907 INFO L274 CegarLoopResult]: For program point L129(line 129) no Hoare annotation was computed. [2020-10-19 23:39:59,907 INFO L274 CegarLoopResult]: For program point L63(line 63) no Hoare annotation was computed. [2020-10-19 23:39:59,907 INFO L274 CegarLoopResult]: For program point L988(lines 988 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,907 INFO L274 CegarLoopResult]: For program point L1517(lines 1517 1765) no Hoare annotation was computed. [2020-10-19 23:39:59,907 INFO L274 CegarLoopResult]: For program point L1451(lines 1451 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,908 INFO L274 CegarLoopResult]: For program point L791(lines 791 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,908 INFO L274 CegarLoopResult]: For program point L725(lines 725 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,908 INFO L274 CegarLoopResult]: For program point L329(lines 329 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,908 INFO L274 CegarLoopResult]: For program point L197-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:39:59,908 INFO L274 CegarLoopResult]: For program point L131-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:39:59,908 INFO L274 CegarLoopResult]: For program point L1122(lines 1122 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,908 INFO L274 CegarLoopResult]: For program point L65-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:39:59,908 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-10-19 23:39:59,908 INFO L274 CegarLoopResult]: For program point L924(lines 924 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,909 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 5) no Hoare annotation was computed. [2020-10-19 23:39:59,909 INFO L274 CegarLoopResult]: For program point L1717(lines 1717 1765) no Hoare annotation was computed. [2020-10-19 23:39:59,909 INFO L274 CegarLoopResult]: For program point L264(lines 264 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,909 INFO L274 CegarLoopResult]: For program point L198(line 198) no Hoare annotation was computed. [2020-10-19 23:39:59,909 INFO L274 CegarLoopResult]: For program point L1189(lines 1189 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,909 INFO L274 CegarLoopResult]: For program point L132(line 132) no Hoare annotation was computed. [2020-10-19 23:39:59,909 INFO L274 CegarLoopResult]: For program point L66(line 66) no Hoare annotation was computed. [2020-10-19 23:39:59,909 INFO L274 CegarLoopResult]: For program point L1057(lines 1057 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,909 INFO L274 CegarLoopResult]: For program point L859(lines 859 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,909 INFO L274 CegarLoopResult]: For program point L529(lines 529 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,910 INFO L274 CegarLoopResult]: For program point L1388(lines 1388 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,910 INFO L274 CegarLoopResult]: For program point L1653(lines 1653 1765) no Hoare annotation was computed. [2020-10-19 23:39:59,910 INFO L274 CegarLoopResult]: For program point L596(lines 596 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,910 INFO L274 CegarLoopResult]: For program point L1587(lines 1587 1765) no Hoare annotation was computed. [2020-10-19 23:39:59,910 INFO L274 CegarLoopResult]: For program point L1323(lines 1323 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,910 INFO L274 CegarLoopResult]: For program point L200-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:39:59,910 INFO L274 CegarLoopResult]: For program point L134-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:39:59,910 INFO L274 CegarLoopResult]: For program point L68-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:39:59,910 INFO L274 CegarLoopResult]: For program point L663(lines 663 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,910 INFO L274 CegarLoopResult]: For program point L465(lines 465 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,911 INFO L274 CegarLoopResult]: For program point L1258(lines 1258 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,911 INFO L274 CegarLoopResult]: For program point L201(line 201) no Hoare annotation was computed. [2020-10-19 23:39:59,911 INFO L274 CegarLoopResult]: For program point L135(line 135) no Hoare annotation was computed. [2020-10-19 23:39:59,911 INFO L274 CegarLoopResult]: For program point L69(line 69) no Hoare annotation was computed. [2020-10-19 23:39:59,911 INFO L274 CegarLoopResult]: For program point L730(lines 730 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,911 INFO L274 CegarLoopResult]: For program point L1523(lines 1523 1765) no Hoare annotation was computed. [2020-10-19 23:39:59,911 INFO L274 CegarLoopResult]: For program point L400(lines 400 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,911 INFO L274 CegarLoopResult]: For program point L1127(lines 1127 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,911 INFO L274 CegarLoopResult]: For program point L995(lines 995 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,912 INFO L274 CegarLoopResult]: For program point L1458(lines 1458 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,912 INFO L274 CegarLoopResult]: For program point L335(lines 335 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,912 INFO L274 CegarLoopResult]: For program point L203-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:39:59,912 INFO L274 CegarLoopResult]: For program point L137-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:39:59,912 INFO L274 CegarLoopResult]: For program point L71-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:39:59,912 INFO L274 CegarLoopResult]: For program point L5(line 5) no Hoare annotation was computed. [2020-10-19 23:39:59,912 INFO L274 CegarLoopResult]: For program point L798(lines 798 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,912 INFO L274 CegarLoopResult]: For program point L1723(lines 1723 1765) no Hoare annotation was computed. [2020-10-19 23:39:59,912 INFO L274 CegarLoopResult]: For program point L666(lines 666 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,912 INFO L274 CegarLoopResult]: For program point L270(lines 270 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,912 INFO L274 CegarLoopResult]: For program point L204(line 204) no Hoare annotation was computed. [2020-10-19 23:39:59,913 INFO L274 CegarLoopResult]: For program point L1195(lines 1195 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,913 INFO L274 CegarLoopResult]: For program point L138(line 138) no Hoare annotation was computed. [2020-10-19 23:39:59,913 INFO L274 CegarLoopResult]: For program point L72(line 72) no Hoare annotation was computed. [2020-10-19 23:39:59,913 INFO L274 CegarLoopResult]: For program point L1063(lines 1063 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,913 INFO L274 CegarLoopResult]: For program point L931(lines 931 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,913 INFO L274 CegarLoopResult]: For program point L865(lines 865 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,913 INFO L274 CegarLoopResult]: For program point L1658(lines 1658 1765) no Hoare annotation was computed. [2020-10-19 23:39:59,913 INFO L274 CegarLoopResult]: For program point L535(lines 535 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,913 INFO L274 CegarLoopResult]: For program point L1394(lines 1394 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,913 INFO L274 CegarLoopResult]: For program point L602(lines 602 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,914 INFO L274 CegarLoopResult]: For program point L1593(lines 1593 1765) no Hoare annotation was computed. [2020-10-19 23:39:59,914 INFO L274 CegarLoopResult]: For program point L1329(lines 1329 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,914 INFO L274 CegarLoopResult]: For program point L206-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:39:59,914 INFO L274 CegarLoopResult]: For program point L140-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:39:59,914 INFO L274 CegarLoopResult]: For program point L74-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:39:59,914 INFO L274 CegarLoopResult]: For program point L471(lines 471 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,914 INFO L274 CegarLoopResult]: For program point L1264(lines 1264 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,914 INFO L274 CegarLoopResult]: For program point L207(line 207) no Hoare annotation was computed. [2020-10-19 23:39:59,914 INFO L274 CegarLoopResult]: For program point L141(line 141) no Hoare annotation was computed. [2020-10-19 23:39:59,914 INFO L274 CegarLoopResult]: For program point L75(line 75) no Hoare annotation was computed. [2020-10-19 23:39:59,915 INFO L274 CegarLoopResult]: For program point L736(lines 736 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,915 INFO L274 CegarLoopResult]: For program point L1529(lines 1529 1765) no Hoare annotation was computed. [2020-10-19 23:39:59,915 INFO L274 CegarLoopResult]: For program point L1463(lines 1463 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,915 INFO L274 CegarLoopResult]: For program point L406(lines 406 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,915 INFO L274 CegarLoopResult]: For program point L340(lines 340 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,915 INFO L274 CegarLoopResult]: For program point L1133(lines 1133 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,915 INFO L274 CegarLoopResult]: For program point L1001(lines 1001 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,915 INFO L274 CegarLoopResult]: For program point L143-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:39:59,915 INFO L274 CegarLoopResult]: For program point L77-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:39:59,916 INFO L274 CegarLoopResult]: For program point L804(lines 804 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,916 INFO L274 CegarLoopResult]: For program point L1729(lines 1729 1765) no Hoare annotation was computed. [2020-10-19 23:39:59,916 INFO L274 CegarLoopResult]: For program point L672(lines 672 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,916 INFO L274 CegarLoopResult]: For program point L540(lines 540 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,916 INFO L274 CegarLoopResult]: For program point L1399(lines 1399 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,916 INFO L274 CegarLoopResult]: For program point L276(lines 276 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,916 INFO L274 CegarLoopResult]: For program point L144(line 144) no Hoare annotation was computed. [2020-10-19 23:39:59,916 INFO L274 CegarLoopResult]: For program point L78(line 78) no Hoare annotation was computed. [2020-10-19 23:39:59,916 INFO L274 CegarLoopResult]: For program point L1069(lines 1069 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,916 INFO L274 CegarLoopResult]: For program point L937(lines 937 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,917 INFO L274 CegarLoopResult]: For program point L871(lines 871 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,917 INFO L274 CegarLoopResult]: For program point L1202(lines 1202 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,917 INFO L274 CegarLoopResult]: For program point L1665(lines 1665 1765) no Hoare annotation was computed. [2020-10-19 23:39:59,917 INFO L274 CegarLoopResult]: For program point L608(lines 608 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,917 INFO L274 CegarLoopResult]: For program point L1599(lines 1599 1765) no Hoare annotation was computed. [2020-10-19 23:39:59,917 INFO L274 CegarLoopResult]: For program point L1269(lines 1269 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,917 INFO L274 CegarLoopResult]: For program point L146-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:39:59,917 INFO L274 CegarLoopResult]: For program point L80-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:39:59,917 INFO L274 CegarLoopResult]: For program point L1468(lines 1468 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,917 INFO L274 CegarLoopResult]: For program point L1336(lines 1336 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,917 INFO L274 CegarLoopResult]: For program point L147(line 147) no Hoare annotation was computed. [2020-10-19 23:39:59,918 INFO L274 CegarLoopResult]: For program point L81(line 81) no Hoare annotation was computed. [2020-10-19 23:39:59,918 INFO L274 CegarLoopResult]: For program point L478(lines 478 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,918 INFO L274 CegarLoopResult]: For program point L1139(lines 1139 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,918 INFO L274 CegarLoopResult]: For program point L1007(lines 1007 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,918 INFO L274 CegarLoopResult]: For program point L743(lines 743 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,918 INFO L274 CegarLoopResult]: For program point L545(lines 545 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,918 INFO L274 CegarLoopResult]: For program point L1536(lines 1536 1765) no Hoare annotation was computed. [2020-10-19 23:39:59,918 INFO L274 CegarLoopResult]: For program point L413(lines 413 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,918 INFO L274 CegarLoopResult]: For program point L347(lines 347 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,918 INFO L274 CegarLoopResult]: For program point L281(lines 281 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,919 INFO L274 CegarLoopResult]: For program point L215(lines 215 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,919 INFO L274 CegarLoopResult]: For program point L149-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:39:59,919 INFO L274 CegarLoopResult]: For program point L83-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:39:59,919 INFO L274 CegarLoopResult]: For program point L810(lines 810 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,919 INFO L274 CegarLoopResult]: For program point L1735(lines 1735 1765) no Hoare annotation was computed. [2020-10-19 23:39:59,919 INFO L274 CegarLoopResult]: For program point L1405(lines 1405 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,919 INFO L274 CegarLoopResult]: For program point L1207(lines 1207 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,919 INFO L274 CegarLoopResult]: For program point L150(line 150) no Hoare annotation was computed. [2020-10-19 23:39:59,919 INFO L274 CegarLoopResult]: For program point L84(line 84) no Hoare annotation was computed. [2020-10-19 23:39:59,919 INFO L274 CegarLoopResult]: For program point L1075(lines 1075 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,919 INFO L274 CegarLoopResult]: For program point L877(lines 877 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,920 INFO L274 CegarLoopResult]: For program point L679(lines 679 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,920 INFO L274 CegarLoopResult]: For program point L944(lines 944 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,920 INFO L274 CegarLoopResult]: For program point L1671(lines 1671 1765) no Hoare annotation was computed. [2020-10-19 23:39:59,920 INFO L274 CegarLoopResult]: For program point L614(lines 614 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,920 INFO L274 CegarLoopResult]: For program point L1605(lines 1605 1765) no Hoare annotation was computed. [2020-10-19 23:39:59,920 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-10-19 23:39:59,920 INFO L274 CegarLoopResult]: For program point L152-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:39:59,920 INFO L274 CegarLoopResult]: For program point L86-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:39:59,920 INFO L274 CegarLoopResult]: For program point L1474(lines 1474 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,920 INFO L274 CegarLoopResult]: For program point L1276(lines 1276 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,920 INFO L274 CegarLoopResult]: For program point L153(line 153) no Hoare annotation was computed. [2020-10-19 23:39:59,921 INFO L274 CegarLoopResult]: For program point L87(line 87) no Hoare annotation was computed. [2020-10-19 23:39:59,921 INFO L274 CegarLoopResult]: For program point L748(lines 748 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,921 INFO L274 CegarLoopResult]: For program point L682(lines 682 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,921 INFO L274 CegarLoopResult]: For program point L550(lines 550 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,921 INFO L274 CegarLoopResult]: For program point L352(lines 352 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,921 INFO L274 CegarLoopResult]: For program point L1343(lines 1343 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,921 INFO L274 CegarLoopResult]: For program point L220(lines 220 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,921 INFO L274 CegarLoopResult]: For program point L1145(lines 1145 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,921 INFO L274 CegarLoopResult]: For program point L1013(lines 1013 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,921 INFO L274 CegarLoopResult]: For program point L1542(lines 1542 1765) no Hoare annotation was computed. [2020-10-19 23:39:59,921 INFO L274 CegarLoopResult]: For program point L485(lines 485 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,922 INFO L274 CegarLoopResult]: For program point L419(lines 419 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,922 INFO L274 CegarLoopResult]: For program point L287(lines 287 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,922 INFO L274 CegarLoopResult]: For program point L155-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:39:59,922 INFO L274 CegarLoopResult]: For program point L89-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:39:59,922 INFO L274 CegarLoopResult]: For program point L1741(lines 1741 1765) no Hoare annotation was computed. [2020-10-19 23:39:59,922 INFO L274 CegarLoopResult]: For program point L1411(lines 1411 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,922 INFO L274 CegarLoopResult]: For program point L1213(lines 1213 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,922 INFO L274 CegarLoopResult]: For program point L156(line 156) no Hoare annotation was computed. [2020-10-19 23:39:59,922 INFO L274 CegarLoopResult]: For program point L90(line 90) no Hoare annotation was computed. [2020-10-19 23:39:59,922 INFO L274 CegarLoopResult]: For program point L1081(lines 1081 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,922 INFO L274 CegarLoopResult]: For program point L817(lines 817 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,923 INFO L274 CegarLoopResult]: For program point L950(lines 950 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,923 INFO L274 CegarLoopResult]: For program point L884(lines 884 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,923 INFO L274 CegarLoopResult]: For program point L1677(lines 1677 1765) no Hoare annotation was computed. [2020-10-19 23:39:59,923 INFO L274 CegarLoopResult]: For program point L620(lines 620 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,923 INFO L274 CegarLoopResult]: For program point L1611(lines 1611 1765) no Hoare annotation was computed. [2020-10-19 23:39:59,923 INFO L274 CegarLoopResult]: For program point L1479(lines 1479 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,923 INFO L274 CegarLoopResult]: For program point L158-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:39:59,923 INFO L274 CegarLoopResult]: For program point L92-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:39:59,923 INFO L274 CegarLoopResult]: For program point L26(lines 26 28) no Hoare annotation was computed. [2020-10-19 23:39:59,923 INFO L274 CegarLoopResult]: For program point L26-2(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:39:59,923 INFO L274 CegarLoopResult]: For program point L1282(lines 1282 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,923 INFO L274 CegarLoopResult]: For program point L225(lines 225 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,924 INFO L274 CegarLoopResult]: For program point L1216(lines 1216 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,924 INFO L274 CegarLoopResult]: For program point L159(line 159) no Hoare annotation was computed. [2020-10-19 23:39:59,924 INFO L274 CegarLoopResult]: For program point L93(line 93) no Hoare annotation was computed. [2020-10-19 23:39:59,924 INFO L274 CegarLoopResult]: For program point L27(line 27) no Hoare annotation was computed. [2020-10-19 23:39:59,924 INFO L274 CegarLoopResult]: For program point L754(lines 754 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,924 INFO L274 CegarLoopResult]: For program point L688(lines 688 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,924 INFO L274 CegarLoopResult]: For program point L556(lines 556 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,924 INFO L274 CegarLoopResult]: For program point L358(lines 358 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,924 INFO L274 CegarLoopResult]: For program point L1349(lines 1349 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,924 INFO L274 CegarLoopResult]: For program point L292(lines 292 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,924 INFO L274 CegarLoopResult]: For program point L1151(lines 1151 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,924 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-19 23:39:59,925 INFO L274 CegarLoopResult]: For program point L1548(lines 1548 1765) no Hoare annotation was computed. [2020-10-19 23:39:59,925 INFO L274 CegarLoopResult]: For program point L491(lines 491 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,925 INFO L274 CegarLoopResult]: For program point L161-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:39:59,925 INFO L274 CegarLoopResult]: For program point L95-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:39:59,925 INFO L274 CegarLoopResult]: For program point L29-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:39:59,925 INFO L274 CegarLoopResult]: For program point L1020(lines 1020 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,925 INFO L274 CegarLoopResult]: For program point L426(lines 426 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,925 INFO L274 CegarLoopResult]: For program point L1417(lines 1417 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,925 INFO L274 CegarLoopResult]: For program point L162(line 162) no Hoare annotation was computed. [2020-10-19 23:39:59,925 INFO L274 CegarLoopResult]: For program point L96(line 96) no Hoare annotation was computed. [2020-10-19 23:39:59,926 INFO L274 CegarLoopResult]: For program point L30(line 30) no Hoare annotation was computed. [2020-10-19 23:39:59,926 INFO L274 CegarLoopResult]: For program point L1748(lines 1748 1765) no Hoare annotation was computed. [2020-10-19 23:39:59,926 INFO L274 CegarLoopResult]: For program point L1088(lines 1088 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,926 INFO L274 CegarLoopResult]: For program point L956(lines 956 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,926 INFO L274 CegarLoopResult]: For program point L890(lines 890 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,926 INFO L274 CegarLoopResult]: For program point L824(lines 824 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,926 INFO L274 CegarLoopResult]: For program point L626(lines 626 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,926 INFO L274 CegarLoopResult]: For program point L164-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:39:59,926 INFO L274 CegarLoopResult]: For program point L98-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:39:59,926 INFO L274 CegarLoopResult]: For program point L32-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:39:59,926 INFO L274 CegarLoopResult]: For program point L693(lines 693 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,927 INFO L274 CegarLoopResult]: For program point L1684(lines 1684 1765) no Hoare annotation was computed. [2020-10-19 23:39:59,927 INFO L274 CegarLoopResult]: For program point L1618(lines 1618 1765) no Hoare annotation was computed. [2020-10-19 23:39:59,927 INFO L274 CegarLoopResult]: For program point L1486(lines 1486 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,927 INFO L274 CegarLoopResult]: For program point L429(lines 429 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,927 INFO L274 CegarLoopResult]: For program point L363(lines 363 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,927 INFO L274 CegarLoopResult]: For program point L1288(lines 1288 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,927 INFO L274 CegarLoopResult]: For program point L231(lines 231 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,927 INFO L274 CegarLoopResult]: For program point L1222(lines 1222 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,927 INFO L274 CegarLoopResult]: For program point L165(line 165) no Hoare annotation was computed. [2020-10-19 23:39:59,927 INFO L274 CegarLoopResult]: For program point L99(line 99) no Hoare annotation was computed. [2020-10-19 23:39:59,927 INFO L274 CegarLoopResult]: For program point L33(line 33) no Hoare annotation was computed. [2020-10-19 23:39:59,927 INFO L274 CegarLoopResult]: For program point L760(lines 760 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,928 INFO L274 CegarLoopResult]: For program point L562(lines 562 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,928 INFO L274 CegarLoopResult]: For program point L1355(lines 1355 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,928 INFO L274 CegarLoopResult]: For program point L1157(lines 1157 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,928 INFO L274 CegarLoopResult]: For program point L497(lines 497 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,928 INFO L274 CegarLoopResult]: For program point L299(lines 299 1492) no Hoare annotation was computed. [2020-10-19 23:39:59,929 INFO L274 CegarLoopResult]: For program point L167-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:39:59,929 INFO L274 CegarLoopResult]: For program point L101-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:39:59,929 INFO L274 CegarLoopResult]: For program point L35-1(lines 25 1494) no Hoare annotation was computed. [2020-10-19 23:39:59,958 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.10 11:39:59 BoogieIcfgContainer [2020-10-19 23:39:59,958 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-19 23:39:59,959 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-19 23:39:59,959 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-19 23:39:59,959 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-19 23:39:59,960 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 11:39:00" (3/4) ... [2020-10-19 23:39:59,964 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-10-19 23:40:00,005 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2020-10-19 23:40:00,008 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2020-10-19 23:40:00,012 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-19 23:40:00,015 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-19 23:40:00,284 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-10-19 23:40:00,285 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-19 23:40:00,287 INFO L168 Benchmark]: Toolchain (without parser) took 64179.88 ms. Allocated memory was 38.3 MB in the beginning and 1.3 GB in the end (delta: 1.2 GB). Free memory was 18.6 MB in the beginning and 218.7 MB in the end (delta: -200.1 MB). Peak memory consumption was 1.0 GB. Max. memory is 14.3 GB. [2020-10-19 23:40:00,287 INFO L168 Benchmark]: CDTParser took 0.84 ms. Allocated memory is still 35.1 MB. Free memory was 14.0 MB in the beginning and 14.0 MB in the end (delta: 3.1 kB). Peak memory consumption was 3.1 kB. Max. memory is 14.3 GB. [2020-10-19 23:40:00,288 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1319.77 ms. Allocated memory was 38.3 MB in the beginning and 50.3 MB in the end (delta: 12.1 MB). Free memory was 17.7 MB in the beginning and 20.9 MB in the end (delta: -3.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 14.3 GB. [2020-10-19 23:40:00,288 INFO L168 Benchmark]: Boogie Procedure Inliner took 355.84 ms. Allocated memory was 50.3 MB in the beginning and 61.9 MB in the end (delta: 11.5 MB). Free memory was 20.9 MB in the beginning and 26.4 MB in the end (delta: -5.5 MB). Peak memory consumption was 21.8 MB. Max. memory is 14.3 GB. [2020-10-19 23:40:00,289 INFO L168 Benchmark]: Boogie Preprocessor took 198.09 ms. Allocated memory was 61.9 MB in the beginning and 67.6 MB in the end (delta: 5.8 MB). Free memory was 26.4 MB in the beginning and 26.6 MB in the end (delta: -228.1 kB). Peak memory consumption was 19.1 MB. Max. memory is 14.3 GB. [2020-10-19 23:40:00,289 INFO L168 Benchmark]: RCFGBuilder took 2656.86 ms. Allocated memory was 67.6 MB in the beginning and 105.4 MB in the end (delta: 37.7 MB). Free memory was 26.6 MB in the beginning and 56.5 MB in the end (delta: -29.8 MB). Peak memory consumption was 45.6 MB. Max. memory is 14.3 GB. [2020-10-19 23:40:00,289 INFO L168 Benchmark]: TraceAbstraction took 59311.48 ms. Allocated memory was 105.4 MB in the beginning and 1.3 GB in the end (delta: 1.2 GB). Free memory was 55.7 MB in the beginning and 261.6 MB in the end (delta: -205.9 MB). Peak memory consumption was 960.1 MB. Max. memory is 14.3 GB. [2020-10-19 23:40:00,290 INFO L168 Benchmark]: Witness Printer took 326.51 ms. Allocated memory is still 1.3 GB. Free memory was 261.6 MB in the beginning and 218.7 MB in the end (delta: 42.9 MB). Peak memory consumption was 42.9 MB. Max. memory is 14.3 GB. [2020-10-19 23:40:00,294 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.84 ms. Allocated memory is still 35.1 MB. Free memory was 14.0 MB in the beginning and 14.0 MB in the end (delta: 3.1 kB). Peak memory consumption was 3.1 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 1319.77 ms. Allocated memory was 38.3 MB in the beginning and 50.3 MB in the end (delta: 12.1 MB). Free memory was 17.7 MB in the beginning and 20.9 MB in the end (delta: -3.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 14.3 GB. * Boogie Procedure Inliner took 355.84 ms. Allocated memory was 50.3 MB in the beginning and 61.9 MB in the end (delta: 11.5 MB). Free memory was 20.9 MB in the beginning and 26.4 MB in the end (delta: -5.5 MB). Peak memory consumption was 21.8 MB. Max. memory is 14.3 GB. * Boogie Preprocessor took 198.09 ms. Allocated memory was 61.9 MB in the beginning and 67.6 MB in the end (delta: 5.8 MB). Free memory was 26.4 MB in the beginning and 26.6 MB in the end (delta: -228.1 kB). Peak memory consumption was 19.1 MB. Max. memory is 14.3 GB. * RCFGBuilder took 2656.86 ms. Allocated memory was 67.6 MB in the beginning and 105.4 MB in the end (delta: 37.7 MB). Free memory was 26.6 MB in the beginning and 56.5 MB in the end (delta: -29.8 MB). Peak memory consumption was 45.6 MB. Max. memory is 14.3 GB. * TraceAbstraction took 59311.48 ms. Allocated memory was 105.4 MB in the beginning and 1.3 GB in the end (delta: 1.2 GB). Free memory was 55.7 MB in the beginning and 261.6 MB in the end (delta: -205.9 MB). Peak memory consumption was 960.1 MB. Max. memory is 14.3 GB. * Witness Printer took 326.51 ms. Allocated memory is still 1.3 GB. Free memory was 261.6 MB in the beginning and 218.7 MB in the end (delta: 42.9 MB). Peak memory consumption was 42.9 MB. Max. memory is 14.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 5]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 1769]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1775]: Loop Invariant Derived loop invariant: ((((((((((((((((11 <= a16 && 7 == a12) && a15 <= 3) || (a12 == 6 && a15 <= 3)) || (7 == a12 && a16 == 8)) || ((4 <= a15 && a16 == 9) && 7 == a12)) || (a12 == 8 && a15 <= 3)) || (a16 == 9 && a12 == 8)) || ((4 <= a15 && a16 <= 11) && a12 <= 5)) || (((a15 == 3 && a16 == 9) && 7 == a12) && 136 <= a18)) || (a15 <= 3 && a16 == 8)) || (a12 == 9 && a15 <= 3)) || (a12 == 6 && a16 <= 11)) || (a12 == 9 && a16 == 9)) || (a15 == 3 && 5 == a12)) || (a12 == 9 && a16 == 8)) || (a12 == 8 && a16 == 8)) || ((a16 == 9 && 7 == a12) && a18 + 87 <= 0) - InvariantResult [Line: 1496]: Loop Invariant Derived loop invariant: (((((((((((((((11 <= a16 && 7 == a12) && a15 <= 3) || (a12 == 6 && a15 <= 3)) || (7 == a12 && a16 == 8)) || ((4 <= a15 && a16 == 9) && 7 == a12)) || (a12 == 8 && a15 <= 3)) || (a16 == 9 && a12 == 8)) || ((4 <= a15 && a16 <= 11) && a12 <= 5)) || (a15 <= 3 && a16 == 8)) || (a12 == 9 && a15 <= 3)) || (a12 == 9 && a16 == 9)) || (a12 == 6 && a16 <= 11)) || (a15 == 3 && 5 == a12)) || (a12 == 9 && a16 == 8)) || (a12 == 8 && a16 == 8)) || ((a16 == 9 && 7 == a12) && a18 + 87 <= 0) - InvariantResult [Line: 25]: Loop Invariant Derived loop invariant: ((((((((((((((((11 <= a16 && 7 == a12) && a15 <= 3) || (a12 == 6 && a15 <= 3)) || (7 == a12 && a16 == 8)) || ((4 <= a15 && a16 == 9) && 7 == a12)) || (a12 == 8 && a15 <= 3)) || (a16 == 9 && a12 == 8)) || ((4 <= a15 && a16 <= 11) && a12 <= 5)) || (((a15 == 3 && a16 == 9) && 7 == a12) && 136 <= a18)) || (a15 <= 3 && a16 == 8)) || (a12 == 9 && a15 <= 3)) || (a12 == 6 && a16 <= 11)) || (a12 == 9 && a16 == 9)) || (a15 == 3 && 5 == a12)) || (a12 == 9 && a16 == 8)) || (a12 == 8 && a16 == 8)) || ((a16 == 9 && 7 == a12) && a18 + 87 <= 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 397 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 57.2s, OverallIterations: 17, TraceHistogramMax: 8, AutomataDifference: 36.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 5374 SDtfs, 3760 SDslu, 226 SDs, 0 SdLazy, 15185 SolverSat, 2535 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 25.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1732 GetRequests, 1702 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=12835occurred in iteration=11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.9s AutomataMinimizationTime, 17 MinimizatonAttempts, 4340 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 162 NumberOfFragments, 387 HoareAnnotationTreeSize, 4 FomulaSimplifications, 6075 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 4 FomulaSimplificationsInter, 1031 FormulaSimplificationTreeSizeReductionInter, 1.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.8s SsaConstructionTime, 1.6s SatisfiabilityAnalysisTime, 5.6s InterpolantComputationTime, 13054 NumberOfCodeBlocks, 13054 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 13035 ConstructedInterpolants, 0 QuantifiedInterpolants, 29544842 SizeOfPredicates, 2 NumberOfNonLiveVariables, 2019 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 19 InterpolantComputations, 17 PerfectInterpolantSequences, 22484/23536 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...