/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc config/AutomizerReach.xml -s config/svcomp-Reach-64bit-Automizer_Default.epf -i ../sv-benchmarks/c/product-lines/elevator_spec2_product26.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-bitabs-178dd20 [2021-01-06 18:24:33,085 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-01-06 18:24:33,089 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-01-06 18:24:33,126 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-01-06 18:24:33,126 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-01-06 18:24:33,128 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-01-06 18:24:33,129 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-01-06 18:24:33,132 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-01-06 18:24:33,134 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-01-06 18:24:33,136 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-01-06 18:24:33,138 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-01-06 18:24:33,139 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-01-06 18:24:33,140 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-01-06 18:24:33,141 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-01-06 18:24:33,142 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-01-06 18:24:33,154 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-01-06 18:24:33,157 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-01-06 18:24:33,160 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-01-06 18:24:33,166 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-01-06 18:24:33,169 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-01-06 18:24:33,173 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-01-06 18:24:33,179 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-01-06 18:24:33,181 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-01-06 18:24:33,183 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-01-06 18:24:33,191 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-01-06 18:24:33,192 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-01-06 18:24:33,192 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-01-06 18:24:33,195 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-01-06 18:24:33,196 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-01-06 18:24:33,197 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-01-06 18:24:33,197 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-01-06 18:24:33,198 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-01-06 18:24:33,201 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-01-06 18:24:33,202 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-01-06 18:24:33,204 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-01-06 18:24:33,204 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-01-06 18:24:33,205 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-01-06 18:24:33,205 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-01-06 18:24:33,206 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-01-06 18:24:33,207 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-01-06 18:24:33,208 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-01-06 18:24:33,209 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-01-06 18:24:33,266 INFO L113 SettingsManager]: Loading preferences was successful [2021-01-06 18:24:33,266 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-01-06 18:24:33,272 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-01-06 18:24:33,272 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-01-06 18:24:33,272 INFO L138 SettingsManager]: * Use SBE=true [2021-01-06 18:24:33,273 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-01-06 18:24:33,273 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-01-06 18:24:33,273 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-01-06 18:24:33,273 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-01-06 18:24:33,273 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-01-06 18:24:33,275 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-01-06 18:24:33,275 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-01-06 18:24:33,275 INFO L138 SettingsManager]: * Use constant arrays=true [2021-01-06 18:24:33,276 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-01-06 18:24:33,276 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-01-06 18:24:33,276 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-01-06 18:24:33,276 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-01-06 18:24:33,277 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-06 18:24:33,277 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-01-06 18:24:33,277 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-01-06 18:24:33,277 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-01-06 18:24:33,277 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-01-06 18:24:33,278 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-01-06 18:24:33,278 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-01-06 18:24:33,278 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-01-06 18:24:33,278 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-01-06 18:24:33,719 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-01-06 18:24:33,745 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-01-06 18:24:33,749 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-01-06 18:24:33,750 INFO L271 PluginConnector]: Initializing CDTParser... [2021-01-06 18:24:33,751 INFO L275 PluginConnector]: CDTParser initialized [2021-01-06 18:24:33,752 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/elevator_spec2_product26.cil.c [2021-01-06 18:24:33,838 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/858c23a15/f6cc3b2c06c044189f5a47848df2fb9a/FLAG2b65a8642 [2021-01-06 18:24:34,634 INFO L306 CDTParser]: Found 1 translation units. [2021-01-06 18:24:34,638 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/product-lines/elevator_spec2_product26.cil.c [2021-01-06 18:24:34,676 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/858c23a15/f6cc3b2c06c044189f5a47848df2fb9a/FLAG2b65a8642 [2021-01-06 18:24:34,807 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/858c23a15/f6cc3b2c06c044189f5a47848df2fb9a [2021-01-06 18:24:34,812 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-01-06 18:24:34,816 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-01-06 18:24:34,818 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-01-06 18:24:34,818 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-01-06 18:24:34,822 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-01-06 18:24:34,824 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.01 06:24:34" (1/1) ... [2021-01-06 18:24:34,830 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17295fc4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:24:34, skipping insertion in model container [2021-01-06 18:24:34,831 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.01 06:24:34" (1/1) ... [2021-01-06 18:24:34,839 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-01-06 18:24:34,932 INFO L178 MainTranslator]: Built tables and reachable declarations left hand side expression in assignment: lhs: VariableLHS[~nd~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp~5,] left hand side expression in assignment: lhs: VariableLHS[~i~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~6,] left hand side expression in assignment: lhs: VariableLHS[~i~0,] left hand side expression in assignment: lhs: VariableLHS[~maxLength~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~7,] left hand side expression in assignment: lhs: VariableLHS[~counter~0,] left hand side expression in assignment: lhs: VariableLHS[~counter~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~1,] left hand side expression in assignment: lhs: VariableLHS[~action~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~0,] left hand side expression in assignment: lhs: VariableLHS[~origin~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~8,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~currentFloorID~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~currentHeading~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~persons_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~persons_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~persons_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~persons_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~persons_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~persons_5~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~currentFloorID~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~currentHeading~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~persons_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~persons_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~persons_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~persons_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~persons_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~persons_5~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~2,] left hand side expression in assignment: lhs: VariableLHS[~persons_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~persons_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~persons_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~persons_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~persons_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~persons_5~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp~9,] left hand side expression in assignment: lhs: VariableLHS[~weight~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~persons_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~persons_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~persons_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~persons_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~persons_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~persons_5~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp~10,] left hand side expression in assignment: lhs: VariableLHS[~weight~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp~11,] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__utac__ad__arg1~0,] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~8,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~8,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~8,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~8,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~8,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~8,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~2,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~8,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~8,] left hand side expression in assignment: lhs: VariableLHS[~tmp~12,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~8,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~8,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~8,] left hand side expression in assignment: lhs: VariableLHS[~tmp~13,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~9,] left hand side expression in assignment: lhs: VariableLHS[~tmp~14,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~2,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~2,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~tmp___9~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~tmp___8~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~tmp___7~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~tmp___6~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~tmp___5~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] left hand side expression in assignment: lhs: VariableLHS[~currentHeading~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp~15,] left hand side expression in assignment: lhs: VariableLHS[~currentHeading~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~currentHeading~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~currentFloorID~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~currentFloorID~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~12,] left hand side expression in assignment: lhs: VariableLHS[~tmp~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~12,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~12,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~13,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~13,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp~17,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___6~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___5~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___8~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___7~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___10~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___9~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___9~2,] left hand side expression in assignment: lhs: VariableLHS[~doorState~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp~18,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~6,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~2,] left hand side expression in assignment: lhs: VariableLHS[~doorState~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp___8~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___6~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___7~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___5~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~19,] left hand side expression in assignment: lhs: VariableLHS[~blocked~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~blocked~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~blocked~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp12~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp13~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp14~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp15~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp16~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp17~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp18~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp19~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp20~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~20,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp21~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~7,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp22~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp24~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp25~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp26~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~21,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp2~0,] left hand side expression in assignment: lhs: VariableLHS[~i~1,] left hand side expression in assignment: lhs: VariableLHS[~i~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~i~1,] left hand side expression in assignment: lhs: VariableLHS[~i___0~0,] left hand side expression in assignment: lhs: VariableLHS[~i___0~0,] left hand side expression in assignment: lhs: VariableLHS[~i___0~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~i___0~0,] left hand side expression in assignment: lhs: VariableLHS[~i___0~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~15,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~15,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~15,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~15,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~15,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~15,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~15,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~excep~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~22,] left hand side expression in assignment: lhs: VariableLHS[~cf~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_15~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_15~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~1,] left hand side expression in assignment: lhs: VariableLHS[~mem_16~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_16~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp12~1,] left hand side expression in assignment: lhs: VariableLHS[~mem_17~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_18~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_17~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp13~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp14~1,] left hand side expression in assignment: lhs: VariableLHS[~mem_19~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_19~0,] left hand side expression in assignment: lhs: VariableLHS[~excep~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~1,] left hand side expression in assignment: lhs: VariableLHS[~mem_15~1,] left hand side expression in assignment: lhs: VariableLHS[~cf~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~23,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~2,] left hand side expression in assignment: lhs: VariableLHS[~mem_16~1,] left hand side expression in assignment: lhs: VariableLHS[~cf~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp12~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp13~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp14~2,] left hand side expression in assignment: lhs: VariableLHS[~mem_17~1,] left hand side expression in assignment: address: IdentifierExpression[~mem_17~1,] left hand side expression in assignment: lhs: VariableLHS[~excep~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~2,] left hand side expression in assignment: lhs: VariableLHS[~mem_16~2,] left hand side expression in assignment: lhs: VariableLHS[~cf~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~3,] left hand side expression in assignment: lhs: VariableLHS[~mem_17~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp12~3,] left hand side expression in assignment: lhs: VariableLHS[~mem_18~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp13~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp14~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp15~1,] left hand side expression in assignment: lhs: VariableLHS[~mem_19~1,] left hand side expression in assignment: lhs: VariableLHS[~cf~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~24,] left hand side expression in assignment: lhs: VariableLHS[~new~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_18~2,] left hand side expression in assignment: address: IdentifierExpression[~mem_18~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~4,] left hand side expression in assignment: lhs: VariableLHS[~mem_19~2,] left hand side expression in assignment: address: IdentifierExpression[~mem_19~2,] left hand side expression in assignment: lhs: VariableLHS[~head~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~temp~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp12~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp13~4,] left hand side expression in assignment: lhs: VariableLHS[~mem_20~0,] left hand side expression in assignment: lhs: VariableLHS[~next~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_21~0,] left hand side expression in assignment: lhs: VariableLHS[~excep~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp14~4,] left hand side expression in assignment: lhs: VariableLHS[~temp~0,] left hand side expression in assignment: lhs: VariableLHS[~count,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp15~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp16~1,] left hand side expression in assignment: lhs: VariableLHS[~mem_22~0,] left hand side expression in assignment: lhs: VariableLHS[~head~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mem_23~0,] left hand side expression in assignment: lhs: VariableLHS[~excep~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp17~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~mem_24~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~2,] left hand side expression in assignment: lhs: VariableLHS[~mem_12~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~4,] left hand side expression in assignment: lhs: VariableLHS[~mem_13~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~19,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~3,] left hand side expression in assignment: lhs: VariableLHS[~mem_12~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~5,] left hand side expression in assignment: lhs: VariableLHS[~mem_13~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~6,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~calls_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~calls_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~calls_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~calls_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~calls_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_0_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_0_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_0_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_0_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_0_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_1_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_1_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_1_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_1_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_1_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_2_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_2_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_2_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_2_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_2_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_3_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_3_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_3_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_3_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_3_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_4_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_4_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_4_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_4_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_4_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_5_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_5_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_5_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_5_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_5_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~23,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~23,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~23,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~23,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~23,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~23,] left hand side expression in assignment: lhs: VariableLHS[~calls_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~calls_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~calls_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~calls_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~calls_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~calls_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~calls_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~calls_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~calls_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~calls_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_0_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_1_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_2_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_3_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_4_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_5_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_0_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_1_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_2_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_3_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_4_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_5_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_0_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_1_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_2_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_3_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_4_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_5_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_0_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_1_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_2_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_3_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_4_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_5_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_0_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_1_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_2_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_3_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_4_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_5_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_0_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_1_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_2_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_3_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_4_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_5_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_0_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_1_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_2_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_3_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_4_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_5_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_0_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_1_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_2_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_3_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_4_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_5_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_0_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_1_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_2_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_3_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_4_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_5_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_0_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_1_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_2_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_3_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_4_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_5_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc2_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc2_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc2_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc2_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc2_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc2_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc2_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc2_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc2_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc2_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp~25,] left hand side expression in assignment: lhs: VariableLHS[~floor~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~3,] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc2_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~5,] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc2_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~6,] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc2_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~6,] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc2_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~8,] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc2_4~0,GLOBAL] [2021-01-06 18:24:35,564 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/product-lines/elevator_spec2_product26.cil.c[69974,69987] left hand side expression in assignment: lhs: VariableLHS[~tmp~26,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~9,] left hand side expression in assignment: lhs: VariableLHS[~i~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~7,] left hand side expression in assignment: lhs: VariableLHS[~i~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~27,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~10,] left hand side expression in assignment: lhs: VariableLHS[~i~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~8,] left hand side expression in assignment: lhs: VariableLHS[~i~3,] [2021-01-06 18:24:35,576 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-06 18:24:35,590 INFO L203 MainTranslator]: Completed pre-run left hand side expression in assignment: lhs: VariableLHS[~nd~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp~5,] left hand side expression in assignment: lhs: VariableLHS[~i~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~6,] left hand side expression in assignment: lhs: VariableLHS[~i~0,] left hand side expression in assignment: lhs: VariableLHS[~maxLength~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~7,] left hand side expression in assignment: lhs: VariableLHS[~counter~0,] left hand side expression in assignment: lhs: VariableLHS[~counter~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~1,] left hand side expression in assignment: lhs: VariableLHS[~action~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~0,] left hand side expression in assignment: lhs: VariableLHS[~origin~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~8,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~currentFloorID~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~currentHeading~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~persons_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~persons_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~persons_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~persons_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~persons_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~persons_5~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~currentFloorID~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~currentHeading~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~persons_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~persons_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~persons_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~persons_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~persons_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~persons_5~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~2,] left hand side expression in assignment: lhs: VariableLHS[~persons_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~persons_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~persons_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~persons_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~persons_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~persons_5~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp~9,] left hand side expression in assignment: lhs: VariableLHS[~weight~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~persons_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~persons_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~persons_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~persons_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~persons_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~persons_5~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp~10,] left hand side expression in assignment: lhs: VariableLHS[~weight~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp~11,] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__utac__ad__arg1~0,] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~8,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~8,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~8,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~8,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~8,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~8,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~2,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~8,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~8,] left hand side expression in assignment: lhs: VariableLHS[~tmp~12,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~8,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~8,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~8,] left hand side expression in assignment: lhs: VariableLHS[~tmp~13,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~9,] left hand side expression in assignment: lhs: VariableLHS[~tmp~14,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~2,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~2,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~tmp___9~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~tmp___8~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~tmp___7~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~tmp___6~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~tmp___5~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] left hand side expression in assignment: lhs: VariableLHS[~currentHeading~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp~15,] left hand side expression in assignment: lhs: VariableLHS[~currentHeading~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~currentHeading~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~currentFloorID~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~currentFloorID~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~12,] left hand side expression in assignment: lhs: VariableLHS[~tmp~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~12,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~12,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~13,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~13,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp~17,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___6~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___5~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___8~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___7~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___10~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___9~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___9~2,] left hand side expression in assignment: lhs: VariableLHS[~doorState~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp~18,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~6,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~2,] left hand side expression in assignment: lhs: VariableLHS[~doorState~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp___8~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___6~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___7~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___5~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~19,] left hand side expression in assignment: lhs: VariableLHS[~blocked~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~blocked~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~blocked~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp12~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp13~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp14~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp15~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp16~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp17~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp18~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp19~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp20~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~20,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp21~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~7,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp22~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp24~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp25~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp26~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~21,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp2~0,] left hand side expression in assignment: lhs: VariableLHS[~i~1,] left hand side expression in assignment: lhs: VariableLHS[~i~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~i~1,] left hand side expression in assignment: lhs: VariableLHS[~i___0~0,] left hand side expression in assignment: lhs: VariableLHS[~i___0~0,] left hand side expression in assignment: lhs: VariableLHS[~i___0~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~i___0~0,] left hand side expression in assignment: lhs: VariableLHS[~i___0~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~15,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~15,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~15,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~15,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~15,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~15,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~15,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~excep~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~22,] left hand side expression in assignment: lhs: VariableLHS[~cf~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_15~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_15~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~1,] left hand side expression in assignment: lhs: VariableLHS[~mem_16~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_16~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp12~1,] left hand side expression in assignment: lhs: VariableLHS[~mem_17~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_18~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_17~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp13~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp14~1,] left hand side expression in assignment: lhs: VariableLHS[~mem_19~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_19~0,] left hand side expression in assignment: lhs: VariableLHS[~excep~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~1,] left hand side expression in assignment: lhs: VariableLHS[~mem_15~1,] left hand side expression in assignment: lhs: VariableLHS[~cf~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~23,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~2,] left hand side expression in assignment: lhs: VariableLHS[~mem_16~1,] left hand side expression in assignment: lhs: VariableLHS[~cf~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp12~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp13~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp14~2,] left hand side expression in assignment: lhs: VariableLHS[~mem_17~1,] left hand side expression in assignment: address: IdentifierExpression[~mem_17~1,] left hand side expression in assignment: lhs: VariableLHS[~excep~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~2,] left hand side expression in assignment: lhs: VariableLHS[~mem_16~2,] left hand side expression in assignment: lhs: VariableLHS[~cf~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~3,] left hand side expression in assignment: lhs: VariableLHS[~mem_17~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp12~3,] left hand side expression in assignment: lhs: VariableLHS[~mem_18~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp13~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp14~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp15~1,] left hand side expression in assignment: lhs: VariableLHS[~mem_19~1,] left hand side expression in assignment: lhs: VariableLHS[~cf~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~24,] left hand side expression in assignment: lhs: VariableLHS[~new~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_18~2,] left hand side expression in assignment: address: IdentifierExpression[~mem_18~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~4,] left hand side expression in assignment: lhs: VariableLHS[~mem_19~2,] left hand side expression in assignment: address: IdentifierExpression[~mem_19~2,] left hand side expression in assignment: lhs: VariableLHS[~head~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~temp~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp12~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp13~4,] left hand side expression in assignment: lhs: VariableLHS[~mem_20~0,] left hand side expression in assignment: lhs: VariableLHS[~next~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_21~0,] left hand side expression in assignment: lhs: VariableLHS[~excep~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp14~4,] left hand side expression in assignment: lhs: VariableLHS[~temp~0,] left hand side expression in assignment: lhs: VariableLHS[~count,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp15~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp16~1,] left hand side expression in assignment: lhs: VariableLHS[~mem_22~0,] left hand side expression in assignment: lhs: VariableLHS[~head~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mem_23~0,] left hand side expression in assignment: lhs: VariableLHS[~excep~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp17~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~mem_24~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~2,] left hand side expression in assignment: lhs: VariableLHS[~mem_12~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~4,] left hand side expression in assignment: lhs: VariableLHS[~mem_13~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~19,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~3,] left hand side expression in assignment: lhs: VariableLHS[~mem_12~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~5,] left hand side expression in assignment: lhs: VariableLHS[~mem_13~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~6,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~calls_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~calls_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~calls_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~calls_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~calls_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_0_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_0_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_0_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_0_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_0_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_1_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_1_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_1_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_1_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_1_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_2_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_2_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_2_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_2_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_2_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_3_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_3_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_3_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_3_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_3_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_4_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_4_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_4_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_4_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_4_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_5_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_5_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_5_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_5_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_5_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~23,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~23,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~23,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~23,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~23,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~23,] left hand side expression in assignment: lhs: VariableLHS[~calls_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~calls_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~calls_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~calls_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~calls_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~calls_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~calls_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~calls_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~calls_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~calls_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_0_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_1_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_2_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_3_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_4_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_5_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_0_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_1_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_2_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_3_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_4_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_5_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_0_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_1_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_2_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_3_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_4_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_5_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_0_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_1_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_2_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_3_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_4_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_5_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_0_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_1_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_2_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_3_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_4_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_5_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_0_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_1_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_2_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_3_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_4_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_5_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_0_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_1_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_2_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_3_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_4_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_5_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_0_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_1_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_2_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_3_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_4_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_5_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_0_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_1_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_2_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_3_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_4_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_5_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_0_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_1_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_2_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_3_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_4_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_5_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc2_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc2_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc2_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc2_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc2_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc2_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc2_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc2_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc2_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc2_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp~25,] left hand side expression in assignment: lhs: VariableLHS[~floor~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~3,] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc2_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~5,] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc2_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~6,] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc2_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~6,] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc2_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~8,] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc2_4~0,GLOBAL] [2021-01-06 18:24:35,803 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/product-lines/elevator_spec2_product26.cil.c[69974,69987] left hand side expression in assignment: lhs: VariableLHS[~tmp~26,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~9,] left hand side expression in assignment: lhs: VariableLHS[~i~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~7,] left hand side expression in assignment: lhs: VariableLHS[~i~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~27,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~10,] left hand side expression in assignment: lhs: VariableLHS[~i~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~8,] left hand side expression in assignment: lhs: VariableLHS[~i~3,] [2021-01-06 18:24:35,807 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-06 18:24:35,877 INFO L208 MainTranslator]: Completed translation [2021-01-06 18:24:35,878 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:24:35 WrapperNode [2021-01-06 18:24:35,878 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-01-06 18:24:35,880 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-01-06 18:24:35,880 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-01-06 18:24:35,880 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-01-06 18:24:35,889 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:24:35" (1/1) ... [2021-01-06 18:24:35,924 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:24:35" (1/1) ... [2021-01-06 18:24:36,202 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-01-06 18:24:36,203 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-01-06 18:24:36,204 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-01-06 18:24:36,204 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-01-06 18:24:36,215 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:24:35" (1/1) ... [2021-01-06 18:24:36,216 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:24:35" (1/1) ... [2021-01-06 18:24:36,248 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:24:35" (1/1) ... [2021-01-06 18:24:36,249 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:24:35" (1/1) ... [2021-01-06 18:24:36,472 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:24:35" (1/1) ... [2021-01-06 18:24:36,721 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:24:35" (1/1) ... [2021-01-06 18:24:36,749 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:24:35" (1/1) ... [2021-01-06 18:24:36,794 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-01-06 18:24:36,795 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-01-06 18:24:36,795 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-01-06 18:24:36,795 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-01-06 18:24:36,796 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:24:35" (1/1) ... No working directory specified, using /storage/repos/ultimate-bitabs/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 [2021-01-06 18:24:36,899 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-01-06 18:24:36,899 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-01-06 18:24:36,900 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-01-06 18:24:36,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-01-06 18:24:52,195 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-01-06 18:24:52,196 INFO L299 CfgBuilder]: Removed 1125 assume(true) statements. [2021-01-06 18:24:52,203 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 06:24:52 BoogieIcfgContainer [2021-01-06 18:24:52,204 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-01-06 18:24:52,206 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-01-06 18:24:52,206 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-01-06 18:24:52,209 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-01-06 18:24:52,210 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.01 06:24:34" (1/3) ... [2021-01-06 18:24:52,211 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ff14b99 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.01 06:24:52, skipping insertion in model container [2021-01-06 18:24:52,211 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:24:35" (2/3) ... [2021-01-06 18:24:52,211 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ff14b99 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.01 06:24:52, skipping insertion in model container [2021-01-06 18:24:52,212 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 06:24:52" (3/3) ... [2021-01-06 18:24:52,213 INFO L111 eAbstractionObserver]: Analyzing ICFG elevator_spec2_product26.cil.c [2021-01-06 18:24:52,220 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-01-06 18:24:52,228 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2021-01-06 18:24:52,248 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-01-06 18:24:52,296 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-01-06 18:24:52,296 INFO L378 AbstractCegarLoop]: Hoare is true [2021-01-06 18:24:52,296 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-01-06 18:24:52,296 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-01-06 18:24:52,297 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-01-06 18:24:52,297 INFO L382 AbstractCegarLoop]: Difference is false [2021-01-06 18:24:52,297 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-01-06 18:24:52,297 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-01-06 18:24:52,383 INFO L276 IsEmpty]: Start isEmpty. Operand 4860 states. [2021-01-06 18:24:52,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-01-06 18:24:52,395 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:24:52,396 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] [2021-01-06 18:24:52,397 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:24:52,403 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:24:52,404 INFO L82 PathProgramCache]: Analyzing trace with hash 1694776345, now seen corresponding path program 1 times [2021-01-06 18:24:52,414 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:24:52,414 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [912335544] [2021-01-06 18:24:52,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:24:52,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:24:52,956 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:24:52,957 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [912335544] [2021-01-06 18:24:52,958 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:24:52,958 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 18:24:52,959 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1602312163] [2021-01-06 18:24:52,964 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 18:24:52,965 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:24:52,980 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 18:24:52,981 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:24:52,983 INFO L87 Difference]: Start difference. First operand 4860 states. Second operand 3 states. [2021-01-06 18:24:53,388 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:24:53,389 INFO L93 Difference]: Finished difference Result 9711 states and 18369 transitions. [2021-01-06 18:24:53,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 18:24:53,391 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 27 [2021-01-06 18:24:53,391 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:24:53,475 INFO L225 Difference]: With dead ends: 9711 [2021-01-06 18:24:53,476 INFO L226 Difference]: Without dead ends: 4856 [2021-01-06 18:24:53,492 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 [2021-01-06 18:24:53,526 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4856 states. [2021-01-06 18:24:53,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4856 to 4856. [2021-01-06 18:24:53,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4856 states. [2021-01-06 18:24:53,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4856 states to 4856 states and 9175 transitions. [2021-01-06 18:24:53,747 INFO L78 Accepts]: Start accepts. Automaton has 4856 states and 9175 transitions. Word has length 27 [2021-01-06 18:24:53,747 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:24:53,747 INFO L481 AbstractCegarLoop]: Abstraction has 4856 states and 9175 transitions. [2021-01-06 18:24:53,747 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 18:24:53,748 INFO L276 IsEmpty]: Start isEmpty. Operand 4856 states and 9175 transitions. [2021-01-06 18:24:53,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-01-06 18:24:53,751 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:24:53,752 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] [2021-01-06 18:24:53,752 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-01-06 18:24:53,752 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:24:53,753 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:24:53,753 INFO L82 PathProgramCache]: Analyzing trace with hash -1747198523, now seen corresponding path program 1 times [2021-01-06 18:24:53,754 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:24:53,754 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1284050591] [2021-01-06 18:24:53,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:24:53,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:24:54,003 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:24:54,004 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1284050591] [2021-01-06 18:24:54,004 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:24:54,004 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-01-06 18:24:54,006 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [358372304] [2021-01-06 18:24:54,007 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-01-06 18:24:54,008 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:24:54,008 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-01-06 18:24:54,009 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-01-06 18:24:54,009 INFO L87 Difference]: Start difference. First operand 4856 states and 9175 transitions. Second operand 6 states. [2021-01-06 18:24:54,484 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:24:54,485 INFO L93 Difference]: Finished difference Result 9663 states and 18266 transitions. [2021-01-06 18:24:54,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-01-06 18:24:54,486 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 34 [2021-01-06 18:24:54,486 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:24:54,517 INFO L225 Difference]: With dead ends: 9663 [2021-01-06 18:24:54,517 INFO L226 Difference]: Without dead ends: 4850 [2021-01-06 18:24:54,528 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-01-06 18:24:54,542 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4850 states. [2021-01-06 18:24:54,730 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4850 to 4850. [2021-01-06 18:24:54,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4850 states. [2021-01-06 18:24:54,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4850 states to 4850 states and 9162 transitions. [2021-01-06 18:24:54,756 INFO L78 Accepts]: Start accepts. Automaton has 4850 states and 9162 transitions. Word has length 34 [2021-01-06 18:24:54,757 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:24:54,757 INFO L481 AbstractCegarLoop]: Abstraction has 4850 states and 9162 transitions. [2021-01-06 18:24:54,757 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-01-06 18:24:54,757 INFO L276 IsEmpty]: Start isEmpty. Operand 4850 states and 9162 transitions. [2021-01-06 18:24:54,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-01-06 18:24:54,761 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:24:54,761 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] [2021-01-06 18:24:54,761 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-01-06 18:24:54,763 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:24:54,766 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:24:54,766 INFO L82 PathProgramCache]: Analyzing trace with hash -706375709, now seen corresponding path program 1 times [2021-01-06 18:24:54,767 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:24:54,767 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1041474947] [2021-01-06 18:24:54,768 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:24:54,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:24:54,942 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:24:54,943 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1041474947] [2021-01-06 18:24:54,943 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:24:54,944 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-01-06 18:24:54,944 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1420124534] [2021-01-06 18:24:54,945 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-01-06 18:24:54,945 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:24:54,949 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-01-06 18:24:54,950 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-01-06 18:24:54,950 INFO L87 Difference]: Start difference. First operand 4850 states and 9162 transitions. Second operand 4 states. [2021-01-06 18:24:55,341 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:24:55,341 INFO L93 Difference]: Finished difference Result 9657 states and 18253 transitions. [2021-01-06 18:24:55,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-01-06 18:24:55,344 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 35 [2021-01-06 18:24:55,345 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:24:55,374 INFO L225 Difference]: With dead ends: 9657 [2021-01-06 18:24:55,374 INFO L226 Difference]: Without dead ends: 4850 [2021-01-06 18:24:55,385 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 [2021-01-06 18:24:55,399 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4850 states. [2021-01-06 18:24:55,658 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4850 to 4850. [2021-01-06 18:24:55,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4850 states. [2021-01-06 18:24:55,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4850 states to 4850 states and 9158 transitions. [2021-01-06 18:24:55,683 INFO L78 Accepts]: Start accepts. Automaton has 4850 states and 9158 transitions. Word has length 35 [2021-01-06 18:24:55,684 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:24:55,691 INFO L481 AbstractCegarLoop]: Abstraction has 4850 states and 9158 transitions. [2021-01-06 18:24:55,691 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-01-06 18:24:55,691 INFO L276 IsEmpty]: Start isEmpty. Operand 4850 states and 9158 transitions. [2021-01-06 18:24:55,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-01-06 18:24:55,696 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:24:55,697 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] [2021-01-06 18:24:55,697 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-01-06 18:24:55,697 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:24:55,698 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:24:55,698 INFO L82 PathProgramCache]: Analyzing trace with hash -1323995352, now seen corresponding path program 1 times [2021-01-06 18:24:55,699 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:24:55,700 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1449286474] [2021-01-06 18:24:55,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:24:55,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:24:55,810 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:24:55,811 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1449286474] [2021-01-06 18:24:55,811 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:24:55,812 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-01-06 18:24:55,812 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [218638711] [2021-01-06 18:24:55,812 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-01-06 18:24:55,812 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:24:55,814 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-01-06 18:24:55,815 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-01-06 18:24:55,815 INFO L87 Difference]: Start difference. First operand 4850 states and 9158 transitions. Second operand 4 states. [2021-01-06 18:24:56,184 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:24:56,185 INFO L93 Difference]: Finished difference Result 9657 states and 18249 transitions. [2021-01-06 18:24:56,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-01-06 18:24:56,186 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 36 [2021-01-06 18:24:56,186 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:24:56,215 INFO L225 Difference]: With dead ends: 9657 [2021-01-06 18:24:56,215 INFO L226 Difference]: Without dead ends: 4850 [2021-01-06 18:24:56,228 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 [2021-01-06 18:24:56,242 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4850 states. [2021-01-06 18:24:56,415 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4850 to 4850. [2021-01-06 18:24:56,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4850 states. [2021-01-06 18:24:56,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4850 states to 4850 states and 9154 transitions. [2021-01-06 18:24:56,436 INFO L78 Accepts]: Start accepts. Automaton has 4850 states and 9154 transitions. Word has length 36 [2021-01-06 18:24:56,437 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:24:56,437 INFO L481 AbstractCegarLoop]: Abstraction has 4850 states and 9154 transitions. [2021-01-06 18:24:56,437 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-01-06 18:24:56,437 INFO L276 IsEmpty]: Start isEmpty. Operand 4850 states and 9154 transitions. [2021-01-06 18:24:56,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-01-06 18:24:56,439 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:24:56,439 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] [2021-01-06 18:24:56,441 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-01-06 18:24:56,442 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:24:56,443 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:24:56,443 INFO L82 PathProgramCache]: Analyzing trace with hash 1077240136, now seen corresponding path program 1 times [2021-01-06 18:24:56,443 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:24:56,444 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [981577834] [2021-01-06 18:24:56,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:24:56,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:24:56,533 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:24:56,534 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [981577834] [2021-01-06 18:24:56,534 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:24:56,534 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-01-06 18:24:56,534 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1371484744] [2021-01-06 18:24:56,535 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-01-06 18:24:56,535 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:24:56,536 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-01-06 18:24:56,537 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-01-06 18:24:56,537 INFO L87 Difference]: Start difference. First operand 4850 states and 9154 transitions. Second operand 4 states. [2021-01-06 18:24:56,904 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:24:56,905 INFO L93 Difference]: Finished difference Result 9657 states and 18245 transitions. [2021-01-06 18:24:56,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-01-06 18:24:56,907 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 37 [2021-01-06 18:24:56,908 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:24:56,953 INFO L225 Difference]: With dead ends: 9657 [2021-01-06 18:24:56,953 INFO L226 Difference]: Without dead ends: 4850 [2021-01-06 18:24:56,962 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 [2021-01-06 18:24:56,975 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4850 states. [2021-01-06 18:24:57,131 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4850 to 4850. [2021-01-06 18:24:57,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4850 states. [2021-01-06 18:24:57,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4850 states to 4850 states and 9150 transitions. [2021-01-06 18:24:57,150 INFO L78 Accepts]: Start accepts. Automaton has 4850 states and 9150 transitions. Word has length 37 [2021-01-06 18:24:57,150 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:24:57,150 INFO L481 AbstractCegarLoop]: Abstraction has 4850 states and 9150 transitions. [2021-01-06 18:24:57,150 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-01-06 18:24:57,151 INFO L276 IsEmpty]: Start isEmpty. Operand 4850 states and 9150 transitions. [2021-01-06 18:24:57,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-01-06 18:24:57,152 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:24:57,152 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] [2021-01-06 18:24:57,152 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-01-06 18:24:57,153 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:24:57,153 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:24:57,153 INFO L82 PathProgramCache]: Analyzing trace with hash -2014364216, now seen corresponding path program 1 times [2021-01-06 18:24:57,153 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:24:57,154 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1003561672] [2021-01-06 18:24:57,154 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:24:57,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:24:57,244 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:24:57,244 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1003561672] [2021-01-06 18:24:57,244 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:24:57,245 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-01-06 18:24:57,245 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1507063176] [2021-01-06 18:24:57,245 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-01-06 18:24:57,245 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:24:57,246 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-01-06 18:24:57,246 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-01-06 18:24:57,246 INFO L87 Difference]: Start difference. First operand 4850 states and 9150 transitions. Second operand 4 states. [2021-01-06 18:24:57,488 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:24:57,488 INFO L93 Difference]: Finished difference Result 9657 states and 18241 transitions. [2021-01-06 18:24:57,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-01-06 18:24:57,489 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 37 [2021-01-06 18:24:57,491 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:24:57,509 INFO L225 Difference]: With dead ends: 9657 [2021-01-06 18:24:57,509 INFO L226 Difference]: Without dead ends: 4829 [2021-01-06 18:24:57,519 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-01-06 18:24:57,532 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4829 states. [2021-01-06 18:24:57,856 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4829 to 4829. [2021-01-06 18:24:57,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4829 states. [2021-01-06 18:24:57,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4829 states to 4829 states and 9116 transitions. [2021-01-06 18:24:57,871 INFO L78 Accepts]: Start accepts. Automaton has 4829 states and 9116 transitions. Word has length 37 [2021-01-06 18:24:57,871 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:24:57,871 INFO L481 AbstractCegarLoop]: Abstraction has 4829 states and 9116 transitions. [2021-01-06 18:24:57,871 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-01-06 18:24:57,871 INFO L276 IsEmpty]: Start isEmpty. Operand 4829 states and 9116 transitions. [2021-01-06 18:24:57,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-01-06 18:24:57,873 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:24:57,873 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] [2021-01-06 18:24:57,873 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-01-06 18:24:57,873 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:24:57,875 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:24:57,879 INFO L82 PathProgramCache]: Analyzing trace with hash -1721263123, now seen corresponding path program 1 times [2021-01-06 18:24:57,879 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:24:57,879 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [22521809] [2021-01-06 18:24:57,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:24:57,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:24:57,990 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:24:57,991 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [22521809] [2021-01-06 18:24:57,991 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:24:57,991 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-01-06 18:24:57,992 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [538805942] [2021-01-06 18:24:57,992 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-01-06 18:24:57,992 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:24:57,993 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-01-06 18:24:57,993 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-01-06 18:24:57,993 INFO L87 Difference]: Start difference. First operand 4829 states and 9116 transitions. Second operand 4 states. [2021-01-06 18:24:58,249 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:24:58,250 INFO L93 Difference]: Finished difference Result 9636 states and 18207 transitions. [2021-01-06 18:24:58,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-01-06 18:24:58,251 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 38 [2021-01-06 18:24:58,251 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:24:58,263 INFO L225 Difference]: With dead ends: 9636 [2021-01-06 18:24:58,263 INFO L226 Difference]: Without dead ends: 4829 [2021-01-06 18:24:58,274 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 [2021-01-06 18:24:58,284 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4829 states. [2021-01-06 18:24:58,444 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4829 to 4829. [2021-01-06 18:24:58,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4829 states. [2021-01-06 18:24:58,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4829 states to 4829 states and 9115 transitions. [2021-01-06 18:24:58,460 INFO L78 Accepts]: Start accepts. Automaton has 4829 states and 9115 transitions. Word has length 38 [2021-01-06 18:24:58,460 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:24:58,460 INFO L481 AbstractCegarLoop]: Abstraction has 4829 states and 9115 transitions. [2021-01-06 18:24:58,461 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-01-06 18:24:58,461 INFO L276 IsEmpty]: Start isEmpty. Operand 4829 states and 9115 transitions. [2021-01-06 18:24:58,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-01-06 18:24:58,462 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:24:58,462 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] [2021-01-06 18:24:58,462 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-01-06 18:24:58,462 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:24:58,463 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:24:58,463 INFO L82 PathProgramCache]: Analyzing trace with hash 1792057005, now seen corresponding path program 1 times [2021-01-06 18:24:58,463 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:24:58,464 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019307430] [2021-01-06 18:24:58,464 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:24:58,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:24:58,529 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:24:58,530 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019307430] [2021-01-06 18:24:58,530 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:24:58,530 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-01-06 18:24:58,530 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [873632894] [2021-01-06 18:24:58,531 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-01-06 18:24:58,531 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:24:58,531 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-01-06 18:24:58,532 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-01-06 18:24:58,532 INFO L87 Difference]: Start difference. First operand 4829 states and 9115 transitions. Second operand 4 states. [2021-01-06 18:24:58,776 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:24:58,776 INFO L93 Difference]: Finished difference Result 9636 states and 18206 transitions. [2021-01-06 18:24:58,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-01-06 18:24:58,777 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 39 [2021-01-06 18:24:58,777 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:24:58,792 INFO L225 Difference]: With dead ends: 9636 [2021-01-06 18:24:58,792 INFO L226 Difference]: Without dead ends: 4829 [2021-01-06 18:24:58,802 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 [2021-01-06 18:24:58,811 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4829 states. [2021-01-06 18:24:58,963 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4829 to 4829. [2021-01-06 18:24:58,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4829 states. [2021-01-06 18:24:58,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4829 states to 4829 states and 9114 transitions. [2021-01-06 18:24:58,979 INFO L78 Accepts]: Start accepts. Automaton has 4829 states and 9114 transitions. Word has length 39 [2021-01-06 18:24:58,980 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:24:58,980 INFO L481 AbstractCegarLoop]: Abstraction has 4829 states and 9114 transitions. [2021-01-06 18:24:58,980 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-01-06 18:24:58,980 INFO L276 IsEmpty]: Start isEmpty. Operand 4829 states and 9114 transitions. [2021-01-06 18:24:58,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-01-06 18:24:58,982 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:24:58,982 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] [2021-01-06 18:24:58,982 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-01-06 18:24:58,982 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:24:58,983 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:24:58,983 INFO L82 PathProgramCache]: Analyzing trace with hash -891560782, now seen corresponding path program 1 times [2021-01-06 18:24:58,983 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:24:58,984 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [133921296] [2021-01-06 18:24:58,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:24:59,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:24:59,112 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:24:59,113 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [133921296] [2021-01-06 18:24:59,113 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:24:59,114 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-01-06 18:24:59,114 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1554949101] [2021-01-06 18:24:59,114 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-01-06 18:24:59,114 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:24:59,115 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-01-06 18:24:59,115 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-01-06 18:24:59,115 INFO L87 Difference]: Start difference. First operand 4829 states and 9114 transitions. Second operand 7 states. [2021-01-06 18:24:59,479 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:24:59,479 INFO L93 Difference]: Finished difference Result 9630 states and 18194 transitions. [2021-01-06 18:24:59,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-01-06 18:24:59,480 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 40 [2021-01-06 18:24:59,482 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:24:59,496 INFO L225 Difference]: With dead ends: 9630 [2021-01-06 18:24:59,497 INFO L226 Difference]: Without dead ends: 4829 [2021-01-06 18:24:59,507 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2021-01-06 18:24:59,518 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4829 states. [2021-01-06 18:24:59,734 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4829 to 4829. [2021-01-06 18:24:59,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4829 states. [2021-01-06 18:24:59,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4829 states to 4829 states and 9113 transitions. [2021-01-06 18:24:59,748 INFO L78 Accepts]: Start accepts. Automaton has 4829 states and 9113 transitions. Word has length 40 [2021-01-06 18:24:59,748 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:24:59,748 INFO L481 AbstractCegarLoop]: Abstraction has 4829 states and 9113 transitions. [2021-01-06 18:24:59,748 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2021-01-06 18:24:59,748 INFO L276 IsEmpty]: Start isEmpty. Operand 4829 states and 9113 transitions. [2021-01-06 18:24:59,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-01-06 18:24:59,749 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:24:59,750 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] [2021-01-06 18:24:59,750 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-01-06 18:24:59,750 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:24:59,750 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:24:59,750 INFO L82 PathProgramCache]: Analyzing trace with hash 1789484258, now seen corresponding path program 1 times [2021-01-06 18:24:59,751 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:24:59,751 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1170787545] [2021-01-06 18:24:59,751 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:24:59,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:24:59,833 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:24:59,833 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1170787545] [2021-01-06 18:24:59,834 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:24:59,834 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-01-06 18:24:59,834 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [916655288] [2021-01-06 18:24:59,834 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 18:24:59,834 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:24:59,835 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 18:24:59,835 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:24:59,835 INFO L87 Difference]: Start difference. First operand 4829 states and 9113 transitions. Second operand 3 states. [2021-01-06 18:25:00,308 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:25:00,308 INFO L93 Difference]: Finished difference Result 11241 states and 21255 transitions. [2021-01-06 18:25:00,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 18:25:00,309 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 41 [2021-01-06 18:25:00,309 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:25:00,332 INFO L225 Difference]: With dead ends: 11241 [2021-01-06 18:25:00,332 INFO L226 Difference]: Without dead ends: 8786 [2021-01-06 18:25:00,340 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 [2021-01-06 18:25:00,354 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8786 states. [2021-01-06 18:25:00,585 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8786 to 6687. [2021-01-06 18:25:00,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6687 states. [2021-01-06 18:25:00,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6687 states to 6687 states and 12631 transitions. [2021-01-06 18:25:00,604 INFO L78 Accepts]: Start accepts. Automaton has 6687 states and 12631 transitions. Word has length 41 [2021-01-06 18:25:00,604 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:25:00,604 INFO L481 AbstractCegarLoop]: Abstraction has 6687 states and 12631 transitions. [2021-01-06 18:25:00,604 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 18:25:00,604 INFO L276 IsEmpty]: Start isEmpty. Operand 6687 states and 12631 transitions. [2021-01-06 18:25:00,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-01-06 18:25:00,608 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:25:00,608 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, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 18:25:00,608 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-01-06 18:25:00,609 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:25:00,609 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:25:00,609 INFO L82 PathProgramCache]: Analyzing trace with hash 1006597301, now seen corresponding path program 1 times [2021-01-06 18:25:00,609 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:25:00,610 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1248234735] [2021-01-06 18:25:00,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:25:00,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:25:00,686 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:25:00,686 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1248234735] [2021-01-06 18:25:00,686 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:25:00,686 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-01-06 18:25:00,687 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [800872758] [2021-01-06 18:25:00,687 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-06 18:25:00,687 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:25:00,688 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-06 18:25:00,688 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 18:25:00,688 INFO L87 Difference]: Start difference. First operand 6687 states and 12631 transitions. Second operand 5 states. [2021-01-06 18:25:01,474 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:25:01,475 INFO L93 Difference]: Finished difference Result 13227 states and 24820 transitions. [2021-01-06 18:25:01,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-01-06 18:25:01,476 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 54 [2021-01-06 18:25:01,476 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:25:01,588 INFO L225 Difference]: With dead ends: 13227 [2021-01-06 18:25:01,589 INFO L226 Difference]: Without dead ends: 7762 [2021-01-06 18:25:01,600 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-01-06 18:25:01,616 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7762 states. [2021-01-06 18:25:01,899 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7762 to 5432. [2021-01-06 18:25:01,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5432 states. [2021-01-06 18:25:01,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5432 states to 5432 states and 10204 transitions. [2021-01-06 18:25:01,916 INFO L78 Accepts]: Start accepts. Automaton has 5432 states and 10204 transitions. Word has length 54 [2021-01-06 18:25:01,916 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:25:01,916 INFO L481 AbstractCegarLoop]: Abstraction has 5432 states and 10204 transitions. [2021-01-06 18:25:01,916 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-06 18:25:01,917 INFO L276 IsEmpty]: Start isEmpty. Operand 5432 states and 10204 transitions. [2021-01-06 18:25:01,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-01-06 18:25:01,919 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:25:01,919 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 18:25:01,919 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-01-06 18:25:01,920 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:25:01,920 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:25:01,920 INFO L82 PathProgramCache]: Analyzing trace with hash -1899706606, now seen corresponding path program 1 times [2021-01-06 18:25:01,921 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:25:01,921 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [556358975] [2021-01-06 18:25:01,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:25:01,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:25:02,010 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:25:02,010 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [556358975] [2021-01-06 18:25:02,010 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:25:02,011 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-01-06 18:25:02,011 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1088720418] [2021-01-06 18:25:02,011 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-06 18:25:02,012 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:25:02,012 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-06 18:25:02,012 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 18:25:02,013 INFO L87 Difference]: Start difference. First operand 5432 states and 10204 transitions. Second operand 5 states. [2021-01-06 18:25:05,911 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:25:05,911 INFO L93 Difference]: Finished difference Result 21909 states and 41039 transitions. [2021-01-06 18:25:05,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-01-06 18:25:05,912 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 55 [2021-01-06 18:25:05,912 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:25:05,961 INFO L225 Difference]: With dead ends: 21909 [2021-01-06 18:25:05,962 INFO L226 Difference]: Without dead ends: 16523 [2021-01-06 18:25:05,977 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-01-06 18:25:05,998 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16523 states. [2021-01-06 18:25:06,433 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16523 to 5446. [2021-01-06 18:25:06,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5446 states. [2021-01-06 18:25:06,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5446 states to 5446 states and 10218 transitions. [2021-01-06 18:25:06,448 INFO L78 Accepts]: Start accepts. Automaton has 5446 states and 10218 transitions. Word has length 55 [2021-01-06 18:25:06,448 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:25:06,448 INFO L481 AbstractCegarLoop]: Abstraction has 5446 states and 10218 transitions. [2021-01-06 18:25:06,449 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-06 18:25:06,449 INFO L276 IsEmpty]: Start isEmpty. Operand 5446 states and 10218 transitions. [2021-01-06 18:25:06,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-01-06 18:25:06,451 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:25:06,451 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 18:25:06,451 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-01-06 18:25:06,451 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:25:06,452 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:25:06,452 INFO L82 PathProgramCache]: Analyzing trace with hash 175354806, now seen corresponding path program 1 times [2021-01-06 18:25:06,452 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:25:06,452 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1385195689] [2021-01-06 18:25:06,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:25:06,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:25:06,534 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:25:06,535 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1385195689] [2021-01-06 18:25:06,535 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:25:06,535 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 18:25:06,535 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [250661529] [2021-01-06 18:25:06,536 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-01-06 18:25:06,536 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:25:06,537 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-01-06 18:25:06,537 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-01-06 18:25:06,537 INFO L87 Difference]: Start difference. First operand 5446 states and 10218 transitions. Second operand 4 states. [2021-01-06 18:25:10,770 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:25:10,770 INFO L93 Difference]: Finished difference Result 16177 states and 30230 transitions. [2021-01-06 18:25:10,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-01-06 18:25:10,771 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 56 [2021-01-06 18:25:10,772 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:25:10,800 INFO L225 Difference]: With dead ends: 16177 [2021-01-06 18:25:10,800 INFO L226 Difference]: Without dead ends: 10764 [2021-01-06 18:25:10,809 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 [2021-01-06 18:25:10,822 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10764 states. [2021-01-06 18:25:11,161 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10764 to 6952. [2021-01-06 18:25:11,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6952 states. [2021-01-06 18:25:11,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6952 states to 6952 states and 12902 transitions. [2021-01-06 18:25:11,179 INFO L78 Accepts]: Start accepts. Automaton has 6952 states and 12902 transitions. Word has length 56 [2021-01-06 18:25:11,180 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:25:11,180 INFO L481 AbstractCegarLoop]: Abstraction has 6952 states and 12902 transitions. [2021-01-06 18:25:11,180 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-01-06 18:25:11,180 INFO L276 IsEmpty]: Start isEmpty. Operand 6952 states and 12902 transitions. [2021-01-06 18:25:11,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-01-06 18:25:11,182 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:25:11,182 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 18:25:11,183 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-01-06 18:25:11,183 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:25:11,183 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:25:11,183 INFO L82 PathProgramCache]: Analyzing trace with hash 547951710, now seen corresponding path program 1 times [2021-01-06 18:25:11,184 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:25:11,184 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [115394663] [2021-01-06 18:25:11,184 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:25:11,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:25:11,271 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:25:11,271 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [115394663] [2021-01-06 18:25:11,272 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:25:11,272 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-01-06 18:25:11,272 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2063999605] [2021-01-06 18:25:11,272 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-06 18:25:11,273 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:25:11,273 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-06 18:25:11,273 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 18:25:11,273 INFO L87 Difference]: Start difference. First operand 6952 states and 12902 transitions. Second operand 5 states. [2021-01-06 18:25:13,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:25:13,224 INFO L93 Difference]: Finished difference Result 46439 states and 86491 transitions. [2021-01-06 18:25:13,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-01-06 18:25:13,226 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 58 [2021-01-06 18:25:13,226 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:25:13,297 INFO L225 Difference]: With dead ends: 46439 [2021-01-06 18:25:13,297 INFO L226 Difference]: Without dead ends: 39529 [2021-01-06 18:25:13,316 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-01-06 18:25:13,358 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39529 states. [2021-01-06 18:25:14,163 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39529 to 11129. [2021-01-06 18:25:14,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11129 states. [2021-01-06 18:25:14,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11129 states to 11129 states and 20686 transitions. [2021-01-06 18:25:14,193 INFO L78 Accepts]: Start accepts. Automaton has 11129 states and 20686 transitions. Word has length 58 [2021-01-06 18:25:14,194 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:25:14,194 INFO L481 AbstractCegarLoop]: Abstraction has 11129 states and 20686 transitions. [2021-01-06 18:25:14,194 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-06 18:25:14,194 INFO L276 IsEmpty]: Start isEmpty. Operand 11129 states and 20686 transitions. [2021-01-06 18:25:14,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-01-06 18:25:14,196 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:25:14,197 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 18:25:14,197 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-01-06 18:25:14,197 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:25:14,197 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:25:14,198 INFO L82 PathProgramCache]: Analyzing trace with hash 413938204, now seen corresponding path program 1 times [2021-01-06 18:25:14,198 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:25:14,198 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [936222220] [2021-01-06 18:25:14,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:25:14,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:25:14,290 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:25:14,290 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [936222220] [2021-01-06 18:25:14,291 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:25:14,291 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 18:25:14,291 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1999708398] [2021-01-06 18:25:14,291 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-01-06 18:25:14,291 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:25:14,292 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-01-06 18:25:14,292 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-01-06 18:25:14,292 INFO L87 Difference]: Start difference. First operand 11129 states and 20686 transitions. Second operand 4 states. [2021-01-06 18:25:15,536 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:25:15,537 INFO L93 Difference]: Finished difference Result 33636 states and 62537 transitions. [2021-01-06 18:25:15,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-01-06 18:25:15,538 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 58 [2021-01-06 18:25:15,538 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:25:15,585 INFO L225 Difference]: With dead ends: 33636 [2021-01-06 18:25:15,585 INFO L226 Difference]: Without dead ends: 26894 [2021-01-06 18:25:15,601 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 [2021-01-06 18:25:15,631 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26894 states. [2021-01-06 18:25:16,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26894 to 17136. [2021-01-06 18:25:16,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17136 states. [2021-01-06 18:25:16,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17136 states to 17136 states and 31848 transitions. [2021-01-06 18:25:16,464 INFO L78 Accepts]: Start accepts. Automaton has 17136 states and 31848 transitions. Word has length 58 [2021-01-06 18:25:16,464 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:25:16,464 INFO L481 AbstractCegarLoop]: Abstraction has 17136 states and 31848 transitions. [2021-01-06 18:25:16,464 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-01-06 18:25:16,465 INFO L276 IsEmpty]: Start isEmpty. Operand 17136 states and 31848 transitions. [2021-01-06 18:25:16,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-01-06 18:25:16,471 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:25:16,471 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 18:25:16,471 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-01-06 18:25:16,471 INFO L429 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:25:16,471 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:25:16,472 INFO L82 PathProgramCache]: Analyzing trace with hash -1610349402, now seen corresponding path program 1 times [2021-01-06 18:25:16,472 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:25:16,472 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1049187793] [2021-01-06 18:25:16,472 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:25:16,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:25:16,551 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:25:16,552 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1049187793] [2021-01-06 18:25:16,555 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:25:16,555 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-01-06 18:25:16,555 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1481468704] [2021-01-06 18:25:16,556 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-01-06 18:25:16,556 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:25:16,556 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-01-06 18:25:16,557 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-01-06 18:25:16,557 INFO L87 Difference]: Start difference. First operand 17136 states and 31848 transitions. Second operand 4 states. [2021-01-06 18:25:17,908 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:25:17,908 INFO L93 Difference]: Finished difference Result 39742 states and 73788 transitions. [2021-01-06 18:25:17,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-01-06 18:25:17,909 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 60 [2021-01-06 18:25:17,909 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:25:17,954 INFO L225 Difference]: With dead ends: 39742 [2021-01-06 18:25:17,954 INFO L226 Difference]: Without dead ends: 27240 [2021-01-06 18:25:17,970 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-01-06 18:25:18,001 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27240 states. [2021-01-06 18:25:18,929 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27240 to 17156. [2021-01-06 18:25:18,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17156 states. [2021-01-06 18:25:18,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17156 states to 17156 states and 31856 transitions. [2021-01-06 18:25:18,960 INFO L78 Accepts]: Start accepts. Automaton has 17156 states and 31856 transitions. Word has length 60 [2021-01-06 18:25:18,960 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:25:18,961 INFO L481 AbstractCegarLoop]: Abstraction has 17156 states and 31856 transitions. [2021-01-06 18:25:18,961 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-01-06 18:25:18,961 INFO L276 IsEmpty]: Start isEmpty. Operand 17156 states and 31856 transitions. [2021-01-06 18:25:18,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-01-06 18:25:18,963 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:25:18,964 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 18:25:18,964 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-01-06 18:25:18,964 INFO L429 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:25:18,964 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:25:18,964 INFO L82 PathProgramCache]: Analyzing trace with hash 96023119, now seen corresponding path program 1 times [2021-01-06 18:25:18,965 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:25:18,965 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1660862715] [2021-01-06 18:25:18,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:25:18,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:25:19,081 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:25:19,081 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1660862715] [2021-01-06 18:25:19,081 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:25:19,081 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-01-06 18:25:19,082 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [108928419] [2021-01-06 18:25:19,082 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-01-06 18:25:19,082 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:25:19,083 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-01-06 18:25:19,083 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-01-06 18:25:19,083 INFO L87 Difference]: Start difference. First operand 17156 states and 31856 transitions. Second operand 7 states. [2021-01-06 18:25:21,470 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:25:21,470 INFO L93 Difference]: Finished difference Result 52731 states and 97868 transitions. [2021-01-06 18:25:21,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-01-06 18:25:21,471 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 66 [2021-01-06 18:25:21,471 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:25:21,527 INFO L225 Difference]: With dead ends: 52731 [2021-01-06 18:25:21,527 INFO L226 Difference]: Without dead ends: 39987 [2021-01-06 18:25:21,547 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2021-01-06 18:25:21,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39987 states. [2021-01-06 18:25:22,652 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39987 to 17168. [2021-01-06 18:25:22,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17168 states. [2021-01-06 18:25:22,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17168 states to 17168 states and 31857 transitions. [2021-01-06 18:25:22,680 INFO L78 Accepts]: Start accepts. Automaton has 17168 states and 31857 transitions. Word has length 66 [2021-01-06 18:25:22,680 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:25:22,680 INFO L481 AbstractCegarLoop]: Abstraction has 17168 states and 31857 transitions. [2021-01-06 18:25:22,680 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2021-01-06 18:25:22,680 INFO L276 IsEmpty]: Start isEmpty. Operand 17168 states and 31857 transitions. [2021-01-06 18:25:22,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-01-06 18:25:22,682 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:25:22,683 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 18:25:22,683 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-01-06 18:25:22,683 INFO L429 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:25:22,683 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:25:22,683 INFO L82 PathProgramCache]: Analyzing trace with hash 314877837, now seen corresponding path program 1 times [2021-01-06 18:25:22,684 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:25:22,684 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [29328405] [2021-01-06 18:25:22,684 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:25:22,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:25:22,766 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:25:22,767 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [29328405] [2021-01-06 18:25:22,767 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:25:22,767 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-01-06 18:25:22,767 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [32315005] [2021-01-06 18:25:22,768 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-06 18:25:22,768 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:25:22,768 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-06 18:25:22,769 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 18:25:22,769 INFO L87 Difference]: Start difference. First operand 17168 states and 31857 transitions. Second operand 5 states. [2021-01-06 18:25:23,941 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:25:23,941 INFO L93 Difference]: Finished difference Result 29693 states and 55079 transitions. [2021-01-06 18:25:23,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-01-06 18:25:23,942 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 66 [2021-01-06 18:25:23,942 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:25:23,964 INFO L225 Difference]: With dead ends: 29693 [2021-01-06 18:25:23,964 INFO L226 Difference]: Without dead ends: 17195 [2021-01-06 18:25:23,977 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-01-06 18:25:23,993 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17195 states. [2021-01-06 18:25:24,765 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17195 to 17168. [2021-01-06 18:25:24,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17168 states. [2021-01-06 18:25:24,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17168 states to 17168 states and 31818 transitions. [2021-01-06 18:25:24,798 INFO L78 Accepts]: Start accepts. Automaton has 17168 states and 31818 transitions. Word has length 66 [2021-01-06 18:25:24,798 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:25:24,799 INFO L481 AbstractCegarLoop]: Abstraction has 17168 states and 31818 transitions. [2021-01-06 18:25:24,799 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-06 18:25:24,799 INFO L276 IsEmpty]: Start isEmpty. Operand 17168 states and 31818 transitions. [2021-01-06 18:25:24,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-01-06 18:25:24,802 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:25:24,802 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 18:25:24,802 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-01-06 18:25:24,802 INFO L429 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:25:24,803 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:25:24,803 INFO L82 PathProgramCache]: Analyzing trace with hash -271928177, now seen corresponding path program 1 times [2021-01-06 18:25:24,803 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:25:24,803 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [505249611] [2021-01-06 18:25:24,803 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:25:24,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:25:24,884 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:25:24,884 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [505249611] [2021-01-06 18:25:24,885 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:25:24,885 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 18:25:24,885 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [684444615] [2021-01-06 18:25:24,885 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 18:25:24,886 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:25:24,886 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 18:25:24,886 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:25:24,886 INFO L87 Difference]: Start difference. First operand 17168 states and 31818 transitions. Second operand 3 states. [2021-01-06 18:25:26,163 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:25:26,164 INFO L93 Difference]: Finished difference Result 45514 states and 84496 transitions. [2021-01-06 18:25:26,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 18:25:26,165 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 66 [2021-01-06 18:25:26,165 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:25:26,204 INFO L225 Difference]: With dead ends: 45514 [2021-01-06 18:25:26,204 INFO L226 Difference]: Without dead ends: 30312 [2021-01-06 18:25:26,229 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 [2021-01-06 18:25:26,252 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30312 states. [2021-01-06 18:25:27,398 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30312 to 30312. [2021-01-06 18:25:27,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30312 states. [2021-01-06 18:25:27,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30312 states to 30312 states and 56330 transitions. [2021-01-06 18:25:27,449 INFO L78 Accepts]: Start accepts. Automaton has 30312 states and 56330 transitions. Word has length 66 [2021-01-06 18:25:27,449 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:25:27,449 INFO L481 AbstractCegarLoop]: Abstraction has 30312 states and 56330 transitions. [2021-01-06 18:25:27,450 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 18:25:27,450 INFO L276 IsEmpty]: Start isEmpty. Operand 30312 states and 56330 transitions. [2021-01-06 18:25:27,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-01-06 18:25:27,452 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:25:27,452 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 18:25:27,452 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-01-06 18:25:27,452 INFO L429 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:25:27,452 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:25:27,452 INFO L82 PathProgramCache]: Analyzing trace with hash 1606844311, now seen corresponding path program 1 times [2021-01-06 18:25:27,453 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:25:27,453 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [39751865] [2021-01-06 18:25:27,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:25:27,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:25:27,517 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:25:27,517 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [39751865] [2021-01-06 18:25:27,517 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:25:27,517 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 18:25:27,517 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1294362463] [2021-01-06 18:25:27,518 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 18:25:27,518 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:25:27,518 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 18:25:27,519 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:25:27,519 INFO L87 Difference]: Start difference. First operand 30312 states and 56330 transitions. Second operand 3 states. [2021-01-06 18:25:29,928 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:25:29,928 INFO L93 Difference]: Finished difference Result 83505 states and 155288 transitions. [2021-01-06 18:25:29,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 18:25:29,929 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 68 [2021-01-06 18:25:29,930 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:25:30,018 INFO L225 Difference]: With dead ends: 83505 [2021-01-06 18:25:30,019 INFO L226 Difference]: Without dead ends: 56374 [2021-01-06 18:25:30,044 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 [2021-01-06 18:25:30,084 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56374 states. [2021-01-06 18:25:32,496 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56374 to 56372. [2021-01-06 18:25:32,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 56372 states. [2021-01-06 18:25:32,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56372 states to 56372 states and 104916 transitions. [2021-01-06 18:25:32,597 INFO L78 Accepts]: Start accepts. Automaton has 56372 states and 104916 transitions. Word has length 68 [2021-01-06 18:25:32,597 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:25:32,597 INFO L481 AbstractCegarLoop]: Abstraction has 56372 states and 104916 transitions. [2021-01-06 18:25:32,598 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 18:25:32,598 INFO L276 IsEmpty]: Start isEmpty. Operand 56372 states and 104916 transitions. [2021-01-06 18:25:32,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-01-06 18:25:32,601 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:25:32,601 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 18:25:32,601 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-01-06 18:25:32,601 INFO L429 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:25:32,602 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:25:32,602 INFO L82 PathProgramCache]: Analyzing trace with hash 1382960168, now seen corresponding path program 1 times [2021-01-06 18:25:32,602 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:25:32,602 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [695674981] [2021-01-06 18:25:32,602 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:25:32,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:25:32,672 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:25:32,673 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [695674981] [2021-01-06 18:25:32,673 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:25:32,673 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 18:25:32,673 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [188511119] [2021-01-06 18:25:32,673 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 18:25:32,674 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:25:32,674 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 18:25:32,674 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:25:32,674 INFO L87 Difference]: Start difference. First operand 56372 states and 104916 transitions. Second operand 3 states. [2021-01-06 18:25:36,767 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:25:36,768 INFO L93 Difference]: Finished difference Result 158994 states and 295926 transitions. [2021-01-06 18:25:36,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 18:25:36,769 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 69 [2021-01-06 18:25:36,769 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:25:36,975 INFO L225 Difference]: With dead ends: 158994 [2021-01-06 18:25:36,975 INFO L226 Difference]: Without dead ends: 108018 [2021-01-06 18:25:37,023 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 [2021-01-06 18:25:37,106 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108018 states. [2021-01-06 18:25:41,507 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108018 to 108014. [2021-01-06 18:25:41,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 108014 states. [2021-01-06 18:25:41,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108014 states to 108014 states and 201168 transitions. [2021-01-06 18:25:41,748 INFO L78 Accepts]: Start accepts. Automaton has 108014 states and 201168 transitions. Word has length 69 [2021-01-06 18:25:41,748 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:25:41,748 INFO L481 AbstractCegarLoop]: Abstraction has 108014 states and 201168 transitions. [2021-01-06 18:25:41,748 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 18:25:41,748 INFO L276 IsEmpty]: Start isEmpty. Operand 108014 states and 201168 transitions. [2021-01-06 18:25:41,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-01-06 18:25:41,760 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:25:41,760 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 18:25:41,760 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-01-06 18:25:41,760 INFO L429 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:25:41,761 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:25:41,761 INFO L82 PathProgramCache]: Analyzing trace with hash -77878402, now seen corresponding path program 1 times [2021-01-06 18:25:41,761 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:25:41,761 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2008790446] [2021-01-06 18:25:41,761 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:25:41,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:25:41,858 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:25:41,858 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2008790446] [2021-01-06 18:25:41,859 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:25:41,859 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 18:25:41,862 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1632793068] [2021-01-06 18:25:41,863 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 18:25:41,863 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:25:41,863 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 18:25:41,864 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:25:41,864 INFO L87 Difference]: Start difference. First operand 108014 states and 201168 transitions. Second operand 3 states. [2021-01-06 18:25:50,008 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:25:50,008 INFO L93 Difference]: Finished difference Result 308943 states and 575224 transitions. [2021-01-06 18:25:50,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 18:25:50,011 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 70 [2021-01-06 18:25:50,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:25:50,417 INFO L225 Difference]: With dead ends: 308943 [2021-01-06 18:25:50,418 INFO L226 Difference]: Without dead ends: 210326 [2021-01-06 18:25:50,511 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 [2021-01-06 18:25:50,686 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 210326 states. [2021-01-06 18:25:58,602 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 210326 to 210320. [2021-01-06 18:25:58,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 210320 states. [2021-01-06 18:25:59,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210320 states to 210320 states and 391788 transitions. [2021-01-06 18:25:59,353 INFO L78 Accepts]: Start accepts. Automaton has 210320 states and 391788 transitions. Word has length 70 [2021-01-06 18:25:59,354 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:25:59,354 INFO L481 AbstractCegarLoop]: Abstraction has 210320 states and 391788 transitions. [2021-01-06 18:25:59,354 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 18:25:59,354 INFO L276 IsEmpty]: Start isEmpty. Operand 210320 states and 391788 transitions. [2021-01-06 18:25:59,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-01-06 18:25:59,358 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:25:59,358 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 18:25:59,358 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-01-06 18:25:59,358 INFO L429 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:25:59,359 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:25:59,359 INFO L82 PathProgramCache]: Analyzing trace with hash 1880766193, now seen corresponding path program 1 times [2021-01-06 18:25:59,359 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:25:59,359 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [453180485] [2021-01-06 18:25:59,359 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:25:59,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:25:59,433 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:25:59,434 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [453180485] [2021-01-06 18:25:59,434 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:25:59,434 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 18:25:59,438 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2085249395] [2021-01-06 18:25:59,438 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 18:25:59,439 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:25:59,439 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 18:25:59,440 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:25:59,440 INFO L87 Difference]: Start difference. First operand 210320 states and 391788 transitions. Second operand 3 states. [2021-01-06 18:26:14,105 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:26:14,106 INFO L93 Difference]: Finished difference Result 606740 states and 1129777 transitions. [2021-01-06 18:26:14,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 18:26:14,106 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 71 [2021-01-06 18:26:14,107 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:26:15,045 INFO L225 Difference]: With dead ends: 606740 [2021-01-06 18:26:15,045 INFO L226 Difference]: Without dead ends: 412957 [2021-01-06 18:26:15,203 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 [2021-01-06 18:26:15,953 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 412957 states. [2021-01-06 18:26:31,730 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 412957 to 412949. [2021-01-06 18:26:31,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 412949 states. [2021-01-06 18:26:33,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412949 states to 412949 states and 769162 transitions. [2021-01-06 18:26:33,573 INFO L78 Accepts]: Start accepts. Automaton has 412949 states and 769162 transitions. Word has length 71 [2021-01-06 18:26:33,573 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:26:33,573 INFO L481 AbstractCegarLoop]: Abstraction has 412949 states and 769162 transitions. [2021-01-06 18:26:33,573 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 18:26:33,574 INFO L276 IsEmpty]: Start isEmpty. Operand 412949 states and 769162 transitions. [2021-01-06 18:26:33,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-01-06 18:26:33,623 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:26:33,626 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 18:26:33,628 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2021-01-06 18:26:33,628 INFO L429 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:26:33,629 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:26:33,630 INFO L82 PathProgramCache]: Analyzing trace with hash -1329064901, now seen corresponding path program 1 times [2021-01-06 18:26:33,630 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:26:33,630 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1451552211] [2021-01-06 18:26:33,630 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:26:33,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:26:33,694 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:26:33,694 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1451552211] [2021-01-06 18:26:33,694 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:26:33,694 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-01-06 18:26:33,695 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1266152044] [2021-01-06 18:26:33,695 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-01-06 18:26:33,695 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:26:33,698 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-01-06 18:26:33,699 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-01-06 18:26:33,699 INFO L87 Difference]: Start difference. First operand 412949 states and 769162 transitions. Second operand 4 states. [2021-01-06 18:26:56,296 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:26:56,296 INFO L93 Difference]: Finished difference Result 908495 states and 1684187 transitions. [2021-01-06 18:26:56,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-01-06 18:26:56,297 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 104 [2021-01-06 18:26:56,297 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:26:57,473 INFO L225 Difference]: With dead ends: 908495 [2021-01-06 18:26:57,473 INFO L226 Difference]: Without dead ends: 495753 [2021-01-06 18:26:58,182 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-01-06 18:26:58,569 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 495753 states. [2021-01-06 18:27:15,992 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 495753 to 413861. [2021-01-06 18:27:15,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 413861 states. [2021-01-06 18:27:18,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413861 states to 413861 states and 770074 transitions. [2021-01-06 18:27:18,138 INFO L78 Accepts]: Start accepts. Automaton has 413861 states and 770074 transitions. Word has length 104 [2021-01-06 18:27:18,139 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:27:18,139 INFO L481 AbstractCegarLoop]: Abstraction has 413861 states and 770074 transitions. [2021-01-06 18:27:18,139 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-01-06 18:27:18,139 INFO L276 IsEmpty]: Start isEmpty. Operand 413861 states and 770074 transitions. [2021-01-06 18:27:18,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-01-06 18:27:18,174 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:27:18,174 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 18:27:18,175 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-01-06 18:27:18,175 INFO L429 AbstractCegarLoop]: === Iteration 25 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:27:18,175 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:27:18,175 INFO L82 PathProgramCache]: Analyzing trace with hash -2020536983, now seen corresponding path program 1 times [2021-01-06 18:27:18,175 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:27:18,176 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [294081165] [2021-01-06 18:27:18,176 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:27:18,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:27:18,245 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:27:18,245 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [294081165] [2021-01-06 18:27:18,246 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:27:18,246 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 18:27:18,246 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1836221482] [2021-01-06 18:27:18,247 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-01-06 18:27:18,247 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:27:18,247 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-01-06 18:27:18,247 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-01-06 18:27:18,248 INFO L87 Difference]: Start difference. First operand 413861 states and 770074 transitions. Second operand 4 states. [2021-01-06 18:27:46,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:27:46,170 INFO L93 Difference]: Finished difference Result 1046462 states and 1944408 transitions. [2021-01-06 18:27:46,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-01-06 18:27:46,171 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 105 [2021-01-06 18:27:46,171 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:27:47,980 INFO L225 Difference]: With dead ends: 1046462 [2021-01-06 18:27:47,980 INFO L226 Difference]: Without dead ends: 632637 [2021-01-06 18:27:48,336 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 [2021-01-06 18:27:48,794 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 632637 states.