/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_spec9_product26.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-bitabs-178dd20 [2021-01-06 18:31:32,837 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-01-06 18:31:32,841 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-01-06 18:31:32,903 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-01-06 18:31:32,903 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-01-06 18:31:32,907 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-01-06 18:31:32,912 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-01-06 18:31:32,918 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-01-06 18:31:32,922 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-01-06 18:31:32,928 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-01-06 18:31:32,933 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-01-06 18:31:32,935 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-01-06 18:31:32,935 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-01-06 18:31:32,939 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-01-06 18:31:32,941 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-01-06 18:31:32,944 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-01-06 18:31:32,945 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-01-06 18:31:32,949 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-01-06 18:31:32,958 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-01-06 18:31:32,966 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-01-06 18:31:32,969 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-01-06 18:31:32,971 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-01-06 18:31:32,975 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-01-06 18:31:32,978 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-01-06 18:31:32,989 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-01-06 18:31:32,990 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-01-06 18:31:32,990 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-01-06 18:31:32,994 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-01-06 18:31:32,994 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-01-06 18:31:32,996 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-01-06 18:31:32,996 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-01-06 18:31:32,997 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-01-06 18:31:33,000 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-01-06 18:31:33,001 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-01-06 18:31:33,002 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-01-06 18:31:33,002 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-01-06 18:31:33,003 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-01-06 18:31:33,010 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-01-06 18:31:33,011 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-01-06 18:31:33,012 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-01-06 18:31:33,013 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-01-06 18:31:33,014 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 18:31:33,062 INFO L113 SettingsManager]: Loading preferences was successful [2021-01-06 18:31:33,062 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-01-06 18:31:33,064 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-01-06 18:31:33,064 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-01-06 18:31:33,064 INFO L138 SettingsManager]: * Use SBE=true [2021-01-06 18:31:33,065 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-01-06 18:31:33,065 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-01-06 18:31:33,065 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-01-06 18:31:33,065 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-01-06 18:31:33,066 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-01-06 18:31:33,066 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-01-06 18:31:33,066 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-01-06 18:31:33,066 INFO L138 SettingsManager]: * Use constant arrays=true [2021-01-06 18:31:33,066 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-01-06 18:31:33,067 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-01-06 18:31:33,067 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-01-06 18:31:33,067 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-01-06 18:31:33,067 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-06 18:31:33,068 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-01-06 18:31:33,068 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-01-06 18:31:33,068 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-01-06 18:31:33,068 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-01-06 18:31:33,069 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-01-06 18:31:33,069 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-01-06 18:31:33,069 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-01-06 18:31:33,069 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-01-06 18:31:33,491 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-01-06 18:31:33,524 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-01-06 18:31:33,527 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-01-06 18:31:33,529 INFO L271 PluginConnector]: Initializing CDTParser... [2021-01-06 18:31:33,530 INFO L275 PluginConnector]: CDTParser initialized [2021-01-06 18:31:33,531 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/elevator_spec9_product26.cil.c [2021-01-06 18:31:33,631 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/312fb3810/a0f1718dbb144eedb1fc335d24e041c8/FLAG6029a9732 [2021-01-06 18:31:34,405 INFO L306 CDTParser]: Found 1 translation units. [2021-01-06 18:31:34,406 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/product-lines/elevator_spec9_product26.cil.c [2021-01-06 18:31:34,447 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/312fb3810/a0f1718dbb144eedb1fc335d24e041c8/FLAG6029a9732 [2021-01-06 18:31:34,610 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/312fb3810/a0f1718dbb144eedb1fc335d24e041c8 [2021-01-06 18:31:34,618 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-01-06 18:31:34,622 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-01-06 18:31:34,627 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-01-06 18:31:34,627 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-01-06 18:31:34,632 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-01-06 18:31:34,633 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.01 06:31:34" (1/1) ... [2021-01-06 18:31:34,639 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5fe248e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:31:34, skipping insertion in model container [2021-01-06 18:31:34,640 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.01 06:31:34" (1/1) ... [2021-01-06 18:31:34,650 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-01-06 18:31:34,755 INFO L178 MainTranslator]: Built tables and reachable declarations left hand side expression in assignment: lhs: VariableLHS[~excep~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~0,] 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_tmp7~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~0,] 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_tmp9~0,] 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[~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_tmp13~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp14~0,] 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_tmp6~0,] 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_tmp7~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~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[~mem_16~1,] left hand side expression in assignment: lhs: VariableLHS[~cf~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp12~1,] 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_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_tmp6~1,] 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_tmp7~2,] 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[~mem_17~2,] 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[~__cil_tmp12~2,] left hand side expression in assignment: lhs: VariableLHS[~mem_18~1,] 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[~__cil_tmp15~0,] 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~2,] 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_tmp10~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~3,] 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~0,] left hand side expression in assignment: lhs: VariableLHS[~temp~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp12~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp13~3,] 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_tmp14~3,] 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_tmp15~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp16~0,] 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_tmp17~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_24~0,] 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[~__cil_tmp4~0,] 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_tmp6~2,] 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_13~0,] 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[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~1,] 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_tmp6~3,] 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_13~1,] 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~2,] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc9_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc9_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc9_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc9_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc9_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc9_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc9_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc9_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc9_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc9_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp~3,] left hand side expression in assignment: lhs: VariableLHS[~floor~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~0,] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc9_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc9_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc9_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc9_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc9_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~0,] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc9_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc9_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc9_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc9_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc9_4~0,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[~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~3,] 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~4,] 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~5,] left hand side expression in assignment: lhs: VariableLHS[~weight~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp~6,] 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~4,] 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~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] 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~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[~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[~retValue_acc~8,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~9,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~9,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~9,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~9,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~9,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~9,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~9,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~9,] left hand side expression in assignment: lhs: VariableLHS[~tmp~7,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~9,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~9,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~9,] left hand side expression in assignment: lhs: VariableLHS[~tmp~8,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~tmp~9,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~0,] 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[~tmp___3~1,] 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[~tmp___2~1,] 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[~tmp___1~2,] 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[~tmp___0~2,] 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[~tmp___9~0,] 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[~tmp___8~0,] 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[~tmp___7~0,] 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[~tmp___6~0,] 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[~tmp___5~0,] 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~12,] 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~12,] 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[~currentHeading~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp~10,] 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___0~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~13,] left hand side expression in assignment: lhs: VariableLHS[~tmp~11,] 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[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp~12,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~2,] 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~13,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~3,] 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~14,] 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_tmp6~4,] 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[~__cil_tmp10~6,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~6,] 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[~__cil_tmp14~4,] 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[~__cil_tmp17~1,] 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~15,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp21~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~6,] 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___2~4,] 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~16,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp2~0,] left hand side expression in assignment: lhs: VariableLHS[~i~0,] left hand side expression in assignment: lhs: VariableLHS[~i~0,] 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[~i~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[~i___0~0,] 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[~i___0~0,] left hand side expression in assignment: lhs: VariableLHS[~i___0~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~15,] [2021-01-06 18:31:35,537 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_spec9_product26.cil.c[46205,46218] 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~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[~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~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[~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[~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[~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[~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[~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~18,] left hand side expression in assignment: lhs: VariableLHS[~nd~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~19,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~19,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~19,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~19,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~19,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~19,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~19,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~19,] left hand side expression in assignment: lhs: VariableLHS[~tmp~17,] left hand side expression in assignment: lhs: VariableLHS[~tmp~18,] left hand side expression in assignment: lhs: VariableLHS[~tmp~19,] left hand side expression in assignment: lhs: VariableLHS[~tmp~20,] left hand side expression in assignment: lhs: VariableLHS[~tmp~21,] left hand side expression in assignment: lhs: VariableLHS[~tmp~22,] left hand side expression in assignment: lhs: VariableLHS[~i~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~7,] left hand side expression in assignment: lhs: VariableLHS[~tmp~23,] left hand side expression in assignment: lhs: VariableLHS[~i~1,] left hand side expression in assignment: lhs: VariableLHS[~maxLength~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~24,] 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___0~8,] left hand side expression in assignment: lhs: VariableLHS[~action~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~6,] left hand side expression in assignment: lhs: VariableLHS[~origin~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] 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,] 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[~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[~retValue_acc~23,] 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~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] [2021-01-06 18:31:35,661 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-06 18:31:35,676 INFO L203 MainTranslator]: Completed pre-run left hand side expression in assignment: lhs: VariableLHS[~excep~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~0,] 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_tmp7~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~0,] 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_tmp9~0,] 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[~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_tmp13~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp14~0,] 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_tmp6~0,] 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_tmp7~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~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[~mem_16~1,] left hand side expression in assignment: lhs: VariableLHS[~cf~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp12~1,] 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_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_tmp6~1,] 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_tmp7~2,] 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[~mem_17~2,] 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[~__cil_tmp12~2,] left hand side expression in assignment: lhs: VariableLHS[~mem_18~1,] 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[~__cil_tmp15~0,] 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~2,] 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_tmp10~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~3,] 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~0,] left hand side expression in assignment: lhs: VariableLHS[~temp~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp12~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp13~3,] 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_tmp14~3,] 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_tmp15~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp16~0,] 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_tmp17~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_24~0,] 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[~__cil_tmp4~0,] 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_tmp6~2,] 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_13~0,] 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[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~1,] 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_tmp6~3,] 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_13~1,] 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~2,] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc9_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc9_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc9_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc9_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc9_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc9_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc9_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc9_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc9_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc9_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp~3,] left hand side expression in assignment: lhs: VariableLHS[~floor~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~0,] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc9_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc9_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc9_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc9_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc9_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~0,] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc9_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc9_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc9_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc9_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc9_4~0,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[~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~3,] 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~4,] 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~5,] left hand side expression in assignment: lhs: VariableLHS[~weight~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp~6,] 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~4,] 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~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] 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~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[~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[~retValue_acc~8,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~9,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~9,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~9,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~9,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~9,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~9,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~9,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~9,] left hand side expression in assignment: lhs: VariableLHS[~tmp~7,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~9,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~9,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~9,] left hand side expression in assignment: lhs: VariableLHS[~tmp~8,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~tmp~9,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~0,] 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[~tmp___3~1,] 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[~tmp___2~1,] 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[~tmp___1~2,] 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[~tmp___0~2,] 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[~tmp___9~0,] 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[~tmp___8~0,] 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[~tmp___7~0,] 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[~tmp___6~0,] 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[~tmp___5~0,] 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~12,] 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~12,] 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[~currentHeading~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp~10,] 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___0~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~13,] left hand side expression in assignment: lhs: VariableLHS[~tmp~11,] 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[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp~12,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~2,] 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~13,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~3,] 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~14,] 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_tmp6~4,] 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[~__cil_tmp10~6,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~6,] 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[~__cil_tmp14~4,] 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[~__cil_tmp17~1,] 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~15,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp21~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~6,] 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___2~4,] 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~16,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp2~0,] left hand side expression in assignment: lhs: VariableLHS[~i~0,] left hand side expression in assignment: lhs: VariableLHS[~i~0,] 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[~i~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[~i___0~0,] 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[~i___0~0,] left hand side expression in assignment: lhs: VariableLHS[~i___0~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~15,] [2021-01-06 18:31:35,801 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_spec9_product26.cil.c[46205,46218] 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~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[~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~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[~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[~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[~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[~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[~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~18,] left hand side expression in assignment: lhs: VariableLHS[~nd~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~19,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~19,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~19,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~19,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~19,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~19,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~19,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~19,] left hand side expression in assignment: lhs: VariableLHS[~tmp~17,] left hand side expression in assignment: lhs: VariableLHS[~tmp~18,] left hand side expression in assignment: lhs: VariableLHS[~tmp~19,] left hand side expression in assignment: lhs: VariableLHS[~tmp~20,] left hand side expression in assignment: lhs: VariableLHS[~tmp~21,] left hand side expression in assignment: lhs: VariableLHS[~tmp~22,] left hand side expression in assignment: lhs: VariableLHS[~i~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~7,] left hand side expression in assignment: lhs: VariableLHS[~tmp~23,] left hand side expression in assignment: lhs: VariableLHS[~i~1,] left hand side expression in assignment: lhs: VariableLHS[~maxLength~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~24,] 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___0~8,] left hand side expression in assignment: lhs: VariableLHS[~action~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~6,] left hand side expression in assignment: lhs: VariableLHS[~origin~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] 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,] 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[~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[~retValue_acc~23,] 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~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] [2021-01-06 18:31:35,878 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-06 18:31:35,959 INFO L208 MainTranslator]: Completed translation [2021-01-06 18:31:35,959 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:31:35 WrapperNode [2021-01-06 18:31:35,960 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-01-06 18:31:35,961 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-01-06 18:31:35,961 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-01-06 18:31:35,962 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-01-06 18:31:35,971 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:31:35" (1/1) ... [2021-01-06 18:31:36,006 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:31:35" (1/1) ... [2021-01-06 18:31:36,350 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-01-06 18:31:36,351 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-01-06 18:31:36,351 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-01-06 18:31:36,351 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-01-06 18:31:36,362 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:31:35" (1/1) ... [2021-01-06 18:31:36,363 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:31:35" (1/1) ... [2021-01-06 18:31:36,425 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:31:35" (1/1) ... [2021-01-06 18:31:36,425 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:31:35" (1/1) ... [2021-01-06 18:31:36,733 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:31:35" (1/1) ... [2021-01-06 18:31:36,874 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:31:35" (1/1) ... [2021-01-06 18:31:36,974 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:31:35" (1/1) ... [2021-01-06 18:31:37,025 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-01-06 18:31:37,027 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-01-06 18:31:37,027 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-01-06 18:31:37,027 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-01-06 18:31:37,028 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:31:35" (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 18:31:37,129 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-01-06 18:31:37,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-01-06 18:31:37,129 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-01-06 18:31:37,129 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-01-06 18:31:47,800 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-01-06 18:31:47,801 INFO L299 CfgBuilder]: Removed 1113 assume(true) statements. [2021-01-06 18:31:47,808 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 06:31:47 BoogieIcfgContainer [2021-01-06 18:31:47,809 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-01-06 18:31:47,811 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-01-06 18:31:47,811 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-01-06 18:31:47,815 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-01-06 18:31:47,815 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.01 06:31:34" (1/3) ... [2021-01-06 18:31:47,816 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d61eaed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.01 06:31:47, skipping insertion in model container [2021-01-06 18:31:47,816 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:31:35" (2/3) ... [2021-01-06 18:31:47,817 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d61eaed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.01 06:31:47, skipping insertion in model container [2021-01-06 18:31:47,817 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 06:31:47" (3/3) ... [2021-01-06 18:31:47,819 INFO L111 eAbstractionObserver]: Analyzing ICFG elevator_spec9_product26.cil.c [2021-01-06 18:31:47,827 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-01-06 18:31:47,835 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2021-01-06 18:31:47,856 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-01-06 18:31:47,906 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-01-06 18:31:47,906 INFO L378 AbstractCegarLoop]: Hoare is true [2021-01-06 18:31:47,906 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-01-06 18:31:47,906 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-01-06 18:31:47,906 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-01-06 18:31:47,907 INFO L382 AbstractCegarLoop]: Difference is false [2021-01-06 18:31:47,907 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-01-06 18:31:47,907 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-01-06 18:31:47,996 INFO L276 IsEmpty]: Start isEmpty. Operand 4860 states. [2021-01-06 18:31:48,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-01-06 18:31:48,009 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:31:48,012 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] [2021-01-06 18:31:48,013 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 18:31:48,022 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:31:48,022 INFO L82 PathProgramCache]: Analyzing trace with hash -4419781, now seen corresponding path program 1 times [2021-01-06 18:31:48,031 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:31:48,031 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [474410195] [2021-01-06 18:31:48,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:31:48,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:31:48,455 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 18:31:48,456 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [474410195] [2021-01-06 18:31:48,457 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:31:48,457 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 18:31:48,458 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1569201578] [2021-01-06 18:31:48,463 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 18:31:48,463 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:31:48,482 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 18:31:48,484 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:31:48,486 INFO L87 Difference]: Start difference. First operand 4860 states. Second operand 3 states. [2021-01-06 18:31:48,834 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:31:48,834 INFO L93 Difference]: Finished difference Result 9711 states and 18381 transitions. [2021-01-06 18:31:48,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 18:31:48,836 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2021-01-06 18:31:48,836 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:31:48,916 INFO L225 Difference]: With dead ends: 9711 [2021-01-06 18:31:48,916 INFO L226 Difference]: Without dead ends: 4856 [2021-01-06 18:31:48,932 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 18:31:48,967 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4856 states. [2021-01-06 18:31:49,155 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4856 to 4856. [2021-01-06 18:31:49,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4856 states. [2021-01-06 18:31:49,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4856 states to 4856 states and 9181 transitions. [2021-01-06 18:31:49,183 INFO L78 Accepts]: Start accepts. Automaton has 4856 states and 9181 transitions. Word has length 26 [2021-01-06 18:31:49,183 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:31:49,183 INFO L481 AbstractCegarLoop]: Abstraction has 4856 states and 9181 transitions. [2021-01-06 18:31:49,183 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 18:31:49,184 INFO L276 IsEmpty]: Start isEmpty. Operand 4856 states and 9181 transitions. [2021-01-06 18:31:49,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-01-06 18:31:49,187 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:31:49,187 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] [2021-01-06 18:31:49,188 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-01-06 18:31:49,188 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 18:31:49,189 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:31:49,189 INFO L82 PathProgramCache]: Analyzing trace with hash 1766352340, now seen corresponding path program 1 times [2021-01-06 18:31:49,189 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:31:49,189 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [600114098] [2021-01-06 18:31:49,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:31:49,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:31:49,358 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 18:31:49,358 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [600114098] [2021-01-06 18:31:49,359 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:31:49,359 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-01-06 18:31:49,359 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1435762431] [2021-01-06 18:31:49,361 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-01-06 18:31:49,361 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:31:49,362 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-01-06 18:31:49,362 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-01-06 18:31:49,363 INFO L87 Difference]: Start difference. First operand 4856 states and 9181 transitions. Second operand 6 states. [2021-01-06 18:31:49,855 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:31:49,855 INFO L93 Difference]: Finished difference Result 9663 states and 18278 transitions. [2021-01-06 18:31:49,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-01-06 18:31:49,856 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 33 [2021-01-06 18:31:49,856 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:31:49,885 INFO L225 Difference]: With dead ends: 9663 [2021-01-06 18:31:49,886 INFO L226 Difference]: Without dead ends: 4850 [2021-01-06 18:31:49,895 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 18:31:49,909 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4850 states. [2021-01-06 18:31:50,093 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4850 to 4850. [2021-01-06 18:31:50,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4850 states. [2021-01-06 18:31:50,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4850 states to 4850 states and 9168 transitions. [2021-01-06 18:31:50,119 INFO L78 Accepts]: Start accepts. Automaton has 4850 states and 9168 transitions. Word has length 33 [2021-01-06 18:31:50,121 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:31:50,121 INFO L481 AbstractCegarLoop]: Abstraction has 4850 states and 9168 transitions. [2021-01-06 18:31:50,121 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-01-06 18:31:50,121 INFO L276 IsEmpty]: Start isEmpty. Operand 4850 states and 9168 transitions. [2021-01-06 18:31:50,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-01-06 18:31:50,128 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:31:50,128 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 18:31:50,129 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-01-06 18:31:50,132 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 18:31:50,135 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:31:50,135 INFO L82 PathProgramCache]: Analyzing trace with hash -1940850698, now seen corresponding path program 1 times [2021-01-06 18:31:50,136 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:31:50,136 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2041248890] [2021-01-06 18:31:50,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:31:50,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:31:50,301 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 18:31:50,302 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2041248890] [2021-01-06 18:31:50,302 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:31:50,302 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-01-06 18:31:50,303 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1832264932] [2021-01-06 18:31:50,303 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-01-06 18:31:50,303 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:31:50,304 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-01-06 18:31:50,304 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-01-06 18:31:50,305 INFO L87 Difference]: Start difference. First operand 4850 states and 9168 transitions. Second operand 4 states. [2021-01-06 18:31:50,694 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:31:50,694 INFO L93 Difference]: Finished difference Result 9657 states and 18265 transitions. [2021-01-06 18:31:50,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-01-06 18:31:50,696 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 34 [2021-01-06 18:31:50,696 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:31:50,726 INFO L225 Difference]: With dead ends: 9657 [2021-01-06 18:31:50,726 INFO L226 Difference]: Without dead ends: 4850 [2021-01-06 18:31:50,736 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 18:31:50,751 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4850 states. [2021-01-06 18:31:50,939 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4850 to 4850. [2021-01-06 18:31:50,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4850 states. [2021-01-06 18:31:50,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4850 states to 4850 states and 9164 transitions. [2021-01-06 18:31:50,965 INFO L78 Accepts]: Start accepts. Automaton has 4850 states and 9164 transitions. Word has length 34 [2021-01-06 18:31:50,966 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:31:50,972 INFO L481 AbstractCegarLoop]: Abstraction has 4850 states and 9164 transitions. [2021-01-06 18:31:50,973 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-01-06 18:31:50,973 INFO L276 IsEmpty]: Start isEmpty. Operand 4850 states and 9164 transitions. [2021-01-06 18:31:50,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-01-06 18:31:50,977 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:31:50,977 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 18:31:50,978 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-01-06 18:31:50,978 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 18:31:50,978 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:31:50,979 INFO L82 PathProgramCache]: Analyzing trace with hash -575300591, now seen corresponding path program 1 times [2021-01-06 18:31:50,979 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:31:50,979 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [303252580] [2021-01-06 18:31:50,979 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:31:51,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:31:51,093 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 18:31:51,094 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [303252580] [2021-01-06 18:31:51,095 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:31:51,095 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-01-06 18:31:51,095 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [313934355] [2021-01-06 18:31:51,096 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-01-06 18:31:51,097 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:31:51,097 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-01-06 18:31:51,098 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-01-06 18:31:51,098 INFO L87 Difference]: Start difference. First operand 4850 states and 9164 transitions. Second operand 4 states. [2021-01-06 18:31:51,419 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:31:51,419 INFO L93 Difference]: Finished difference Result 9657 states and 18261 transitions. [2021-01-06 18:31:51,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-01-06 18:31:51,420 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 35 [2021-01-06 18:31:51,420 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:31:51,447 INFO L225 Difference]: With dead ends: 9657 [2021-01-06 18:31:51,447 INFO L226 Difference]: Without dead ends: 4850 [2021-01-06 18:31:51,457 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 18:31:51,468 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4850 states. [2021-01-06 18:31:51,622 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4850 to 4850. [2021-01-06 18:31:51,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4850 states. [2021-01-06 18:31:51,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4850 states to 4850 states and 9160 transitions. [2021-01-06 18:31:51,639 INFO L78 Accepts]: Start accepts. Automaton has 4850 states and 9160 transitions. Word has length 35 [2021-01-06 18:31:51,639 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:31:51,640 INFO L481 AbstractCegarLoop]: Abstraction has 4850 states and 9160 transitions. [2021-01-06 18:31:51,640 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-01-06 18:31:51,640 INFO L276 IsEmpty]: Start isEmpty. Operand 4850 states and 9160 transitions. [2021-01-06 18:31:51,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-01-06 18:31:51,642 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:31:51,642 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 18:31:51,644 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-01-06 18:31:51,646 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 18:31:51,646 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:31:51,646 INFO L82 PathProgramCache]: Analyzing trace with hash -1883314703, now seen corresponding path program 1 times [2021-01-06 18:31:51,647 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:31:51,647 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1378399357] [2021-01-06 18:31:51,647 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:31:51,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:31:51,734 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 18:31:51,735 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1378399357] [2021-01-06 18:31:51,735 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:31:51,735 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-01-06 18:31:51,736 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1712426354] [2021-01-06 18:31:51,736 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-01-06 18:31:51,736 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:31:51,737 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-01-06 18:31:51,738 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-01-06 18:31:51,738 INFO L87 Difference]: Start difference. First operand 4850 states and 9160 transitions. Second operand 4 states. [2021-01-06 18:31:52,100 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:31:52,100 INFO L93 Difference]: Finished difference Result 9657 states and 18257 transitions. [2021-01-06 18:31:52,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-01-06 18:31:52,103 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 36 [2021-01-06 18:31:52,103 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:31:52,147 INFO L225 Difference]: With dead ends: 9657 [2021-01-06 18:31:52,147 INFO L226 Difference]: Without dead ends: 4850 [2021-01-06 18:31:52,155 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 18:31:52,168 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4850 states. [2021-01-06 18:31:52,316 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4850 to 4850. [2021-01-06 18:31:52,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4850 states. [2021-01-06 18:31:52,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4850 states to 4850 states and 9156 transitions. [2021-01-06 18:31:52,330 INFO L78 Accepts]: Start accepts. Automaton has 4850 states and 9156 transitions. Word has length 36 [2021-01-06 18:31:52,330 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:31:52,330 INFO L481 AbstractCegarLoop]: Abstraction has 4850 states and 9156 transitions. [2021-01-06 18:31:52,330 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-01-06 18:31:52,330 INFO L276 IsEmpty]: Start isEmpty. Operand 4850 states and 9156 transitions. [2021-01-06 18:31:52,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-01-06 18:31:52,331 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:31:52,332 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 18:31:52,332 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-01-06 18:31:52,332 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 18:31:52,332 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:31:52,333 INFO L82 PathProgramCache]: Analyzing trace with hash -1290307215, now seen corresponding path program 1 times [2021-01-06 18:31:52,333 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:31:52,333 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1857639209] [2021-01-06 18:31:52,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:31:52,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:31:52,440 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 18:31:52,440 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1857639209] [2021-01-06 18:31:52,441 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:31:52,441 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-01-06 18:31:52,441 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [51489066] [2021-01-06 18:31:52,441 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-01-06 18:31:52,442 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:31:52,442 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-01-06 18:31:52,442 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-01-06 18:31:52,443 INFO L87 Difference]: Start difference. First operand 4850 states and 9156 transitions. Second operand 4 states. [2021-01-06 18:31:52,665 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:31:52,665 INFO L93 Difference]: Finished difference Result 9657 states and 18253 transitions. [2021-01-06 18:31:52,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-01-06 18:31:52,666 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 36 [2021-01-06 18:31:52,668 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:31:52,682 INFO L225 Difference]: With dead ends: 9657 [2021-01-06 18:31:52,682 INFO L226 Difference]: Without dead ends: 4829 [2021-01-06 18:31:52,691 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 18:31:52,705 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4829 states. [2021-01-06 18:31:52,864 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4829 to 4829. [2021-01-06 18:31:52,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4829 states. [2021-01-06 18:31:52,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4829 states to 4829 states and 9122 transitions. [2021-01-06 18:31:52,879 INFO L78 Accepts]: Start accepts. Automaton has 4829 states and 9122 transitions. Word has length 36 [2021-01-06 18:31:52,879 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:31:52,879 INFO L481 AbstractCegarLoop]: Abstraction has 4829 states and 9122 transitions. [2021-01-06 18:31:52,879 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-01-06 18:31:52,879 INFO L276 IsEmpty]: Start isEmpty. Operand 4829 states and 9122 transitions. [2021-01-06 18:31:52,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-01-06 18:31:52,880 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:31:52,880 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 18:31:52,881 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-01-06 18:31:52,881 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 18:31:52,882 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:31:52,886 INFO L82 PathProgramCache]: Analyzing trace with hash -172473684, now seen corresponding path program 1 times [2021-01-06 18:31:52,887 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:31:52,887 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [743749558] [2021-01-06 18:31:52,887 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:31:52,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:31:52,982 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 18:31:52,982 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [743749558] [2021-01-06 18:31:52,982 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:31:52,982 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-01-06 18:31:52,983 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [649553738] [2021-01-06 18:31:52,984 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-01-06 18:31:52,984 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:31:52,990 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-01-06 18:31:52,991 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-01-06 18:31:52,991 INFO L87 Difference]: Start difference. First operand 4829 states and 9122 transitions. Second operand 4 states. [2021-01-06 18:31:53,222 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:31:53,223 INFO L93 Difference]: Finished difference Result 9636 states and 18219 transitions. [2021-01-06 18:31:53,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-01-06 18:31:53,223 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 37 [2021-01-06 18:31:53,224 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:31:53,238 INFO L225 Difference]: With dead ends: 9636 [2021-01-06 18:31:53,238 INFO L226 Difference]: Without dead ends: 4829 [2021-01-06 18:31:53,248 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 18:31:53,261 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4829 states. [2021-01-06 18:31:53,412 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4829 to 4829. [2021-01-06 18:31:53,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4829 states. [2021-01-06 18:31:53,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4829 states to 4829 states and 9121 transitions. [2021-01-06 18:31:53,425 INFO L78 Accepts]: Start accepts. Automaton has 4829 states and 9121 transitions. Word has length 37 [2021-01-06 18:31:53,425 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:31:53,426 INFO L481 AbstractCegarLoop]: Abstraction has 4829 states and 9121 transitions. [2021-01-06 18:31:53,426 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-01-06 18:31:53,426 INFO L276 IsEmpty]: Start isEmpty. Operand 4829 states and 9121 transitions. [2021-01-06 18:31:53,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-01-06 18:31:53,428 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:31:53,428 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 18:31:53,429 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-01-06 18:31:53,429 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 18:31:53,429 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:31:53,429 INFO L82 PathProgramCache]: Analyzing trace with hash 633595884, now seen corresponding path program 1 times [2021-01-06 18:31:53,430 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:31:53,430 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1224784554] [2021-01-06 18:31:53,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:31:53,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:31:53,522 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 18:31:53,523 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1224784554] [2021-01-06 18:31:53,523 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:31:53,523 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-01-06 18:31:53,523 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1951829158] [2021-01-06 18:31:53,524 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-01-06 18:31:53,524 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:31:53,524 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-01-06 18:31:53,525 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-01-06 18:31:53,525 INFO L87 Difference]: Start difference. First operand 4829 states and 9121 transitions. Second operand 4 states. [2021-01-06 18:31:53,746 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:31:53,746 INFO L93 Difference]: Finished difference Result 9636 states and 18218 transitions. [2021-01-06 18:31:53,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-01-06 18:31:53,747 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 38 [2021-01-06 18:31:53,747 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:31:53,763 INFO L225 Difference]: With dead ends: 9636 [2021-01-06 18:31:53,763 INFO L226 Difference]: Without dead ends: 4829 [2021-01-06 18:31:53,772 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 18:31:53,782 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4829 states. [2021-01-06 18:31:53,971 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4829 to 4829. [2021-01-06 18:31:53,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4829 states. [2021-01-06 18:31:53,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4829 states to 4829 states and 9120 transitions. [2021-01-06 18:31:53,984 INFO L78 Accepts]: Start accepts. Automaton has 4829 states and 9120 transitions. Word has length 38 [2021-01-06 18:31:53,985 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:31:53,985 INFO L481 AbstractCegarLoop]: Abstraction has 4829 states and 9120 transitions. [2021-01-06 18:31:53,985 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-01-06 18:31:53,985 INFO L276 IsEmpty]: Start isEmpty. Operand 4829 states and 9120 transitions. [2021-01-06 18:31:53,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-01-06 18:31:53,986 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:31:53,986 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 18:31:53,986 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-01-06 18:31:53,987 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 18:31:53,987 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:31:53,987 INFO L82 PathProgramCache]: Analyzing trace with hash -838445753, now seen corresponding path program 1 times [2021-01-06 18:31:53,988 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:31:53,988 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [320171759] [2021-01-06 18:31:53,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:31:54,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:31:54,076 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 18:31:54,080 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [320171759] [2021-01-06 18:31:54,080 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:31:54,080 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-01-06 18:31:54,081 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1661667264] [2021-01-06 18:31:54,081 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-01-06 18:31:54,081 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:31:54,084 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-01-06 18:31:54,084 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-01-06 18:31:54,084 INFO L87 Difference]: Start difference. First operand 4829 states and 9120 transitions. Second operand 7 states. [2021-01-06 18:31:54,451 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:31:54,452 INFO L93 Difference]: Finished difference Result 9630 states and 18206 transitions. [2021-01-06 18:31:54,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-01-06 18:31:54,452 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 39 [2021-01-06 18:31:54,453 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:31:54,467 INFO L225 Difference]: With dead ends: 9630 [2021-01-06 18:31:54,467 INFO L226 Difference]: Without dead ends: 4829 [2021-01-06 18:31:54,475 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2021-01-06 18:31:54,485 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4829 states. [2021-01-06 18:31:54,616 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4829 to 4829. [2021-01-06 18:31:54,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4829 states. [2021-01-06 18:31:54,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4829 states to 4829 states and 9119 transitions. [2021-01-06 18:31:54,629 INFO L78 Accepts]: Start accepts. Automaton has 4829 states and 9119 transitions. Word has length 39 [2021-01-06 18:31:54,629 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:31:54,629 INFO L481 AbstractCegarLoop]: Abstraction has 4829 states and 9119 transitions. [2021-01-06 18:31:54,629 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2021-01-06 18:31:54,630 INFO L276 IsEmpty]: Start isEmpty. Operand 4829 states and 9119 transitions. [2021-01-06 18:31:54,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-01-06 18:31:54,631 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:31:54,631 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 18:31:54,631 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-01-06 18:31:54,631 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 18:31:54,632 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:31:54,632 INFO L82 PathProgramCache]: Analyzing trace with hash -613413097, now seen corresponding path program 1 times [2021-01-06 18:31:54,632 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:31:54,632 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [53802204] [2021-01-06 18:31:54,632 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:31:54,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:31:54,707 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 18:31:54,708 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [53802204] [2021-01-06 18:31:54,708 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:31:54,708 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-01-06 18:31:54,708 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1302638534] [2021-01-06 18:31:54,709 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 18:31:54,709 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:31:54,710 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 18:31:54,710 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:31:54,710 INFO L87 Difference]: Start difference. First operand 4829 states and 9119 transitions. Second operand 3 states. [2021-01-06 18:31:55,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:31:55,171 INFO L93 Difference]: Finished difference Result 11241 states and 21273 transitions. [2021-01-06 18:31:55,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 18:31:55,171 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 40 [2021-01-06 18:31:55,172 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:31:55,196 INFO L225 Difference]: With dead ends: 11241 [2021-01-06 18:31:55,197 INFO L226 Difference]: Without dead ends: 8786 [2021-01-06 18:31:55,203 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 18:31:55,219 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8786 states. [2021-01-06 18:31:55,453 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8786 to 6687. [2021-01-06 18:31:55,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6687 states. [2021-01-06 18:31:55,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6687 states to 6687 states and 12643 transitions. [2021-01-06 18:31:55,470 INFO L78 Accepts]: Start accepts. Automaton has 6687 states and 12643 transitions. Word has length 40 [2021-01-06 18:31:55,471 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:31:55,471 INFO L481 AbstractCegarLoop]: Abstraction has 6687 states and 12643 transitions. [2021-01-06 18:31:55,471 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 18:31:55,471 INFO L276 IsEmpty]: Start isEmpty. Operand 6687 states and 12643 transitions. [2021-01-06 18:31:55,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-01-06 18:31:55,475 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:31:55,475 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] [2021-01-06 18:31:55,475 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-01-06 18:31:55,475 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 18:31:55,475 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:31:55,476 INFO L82 PathProgramCache]: Analyzing trace with hash -1747046172, now seen corresponding path program 1 times [2021-01-06 18:31:55,476 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:31:55,476 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [119280632] [2021-01-06 18:31:55,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:31:55,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:31:55,603 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 18:31:55,603 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [119280632] [2021-01-06 18:31:55,603 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:31:55,604 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-01-06 18:31:55,604 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [498357650] [2021-01-06 18:31:55,604 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-01-06 18:31:55,604 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:31:55,605 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-01-06 18:31:55,605 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-01-06 18:31:55,605 INFO L87 Difference]: Start difference. First operand 6687 states and 12643 transitions. Second operand 8 states. [2021-01-06 18:31:56,568 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:31:56,568 INFO L93 Difference]: Finished difference Result 14723 states and 27636 transitions. [2021-01-06 18:31:56,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-01-06 18:31:56,569 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 53 [2021-01-06 18:31:56,569 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:31:56,600 INFO L225 Difference]: With dead ends: 14723 [2021-01-06 18:31:56,601 INFO L226 Difference]: Without dead ends: 9258 [2021-01-06 18:31:56,612 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=74, Invalid=166, Unknown=0, NotChecked=0, Total=240 [2021-01-06 18:31:56,627 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9258 states. [2021-01-06 18:31:56,882 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9258 to 5432. [2021-01-06 18:31:56,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5432 states. [2021-01-06 18:31:56,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5432 states to 5432 states and 10225 transitions. [2021-01-06 18:31:56,896 INFO L78 Accepts]: Start accepts. Automaton has 5432 states and 10225 transitions. Word has length 53 [2021-01-06 18:31:56,896 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:31:56,896 INFO L481 AbstractCegarLoop]: Abstraction has 5432 states and 10225 transitions. [2021-01-06 18:31:56,897 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2021-01-06 18:31:56,897 INFO L276 IsEmpty]: Start isEmpty. Operand 5432 states and 10225 transitions. [2021-01-06 18:31:56,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-01-06 18:31:56,899 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:31:56,899 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 18:31:56,899 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-01-06 18:31:56,899 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 18:31:56,904 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:31:56,904 INFO L82 PathProgramCache]: Analyzing trace with hash 237412071, now seen corresponding path program 1 times [2021-01-06 18:31:56,905 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:31:56,905 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [853211519] [2021-01-06 18:31:56,905 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:31:56,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:31:56,987 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 18:31:56,987 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [853211519] [2021-01-06 18:31:56,987 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:31:56,988 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-01-06 18:31:56,988 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [307342301] [2021-01-06 18:31:56,988 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-06 18:31:56,988 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:31:56,989 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-06 18:31:56,989 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 18:31:56,989 INFO L87 Difference]: Start difference. First operand 5432 states and 10225 transitions. Second operand 5 states. [2021-01-06 18:31:59,775 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:31:59,775 INFO L93 Difference]: Finished difference Result 21909 states and 41135 transitions. [2021-01-06 18:31:59,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-01-06 18:31:59,783 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 54 [2021-01-06 18:31:59,783 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:31:59,830 INFO L225 Difference]: With dead ends: 21909 [2021-01-06 18:31:59,831 INFO L226 Difference]: Without dead ends: 16523 [2021-01-06 18:31:59,843 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 18:31:59,865 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16523 states. [2021-01-06 18:32:00,228 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16523 to 5446. [2021-01-06 18:32:00,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5446 states. [2021-01-06 18:32:00,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5446 states to 5446 states and 10239 transitions. [2021-01-06 18:32:00,244 INFO L78 Accepts]: Start accepts. Automaton has 5446 states and 10239 transitions. Word has length 54 [2021-01-06 18:32:00,245 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:32:00,245 INFO L481 AbstractCegarLoop]: Abstraction has 5446 states and 10239 transitions. [2021-01-06 18:32:00,245 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-06 18:32:00,245 INFO L276 IsEmpty]: Start isEmpty. Operand 5446 states and 10239 transitions. [2021-01-06 18:32:00,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-01-06 18:32:00,247 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:32:00,247 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 18:32:00,247 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-01-06 18:32:00,248 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 18:32:00,248 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:32:00,248 INFO L82 PathProgramCache]: Analyzing trace with hash -665481789, now seen corresponding path program 1 times [2021-01-06 18:32:00,248 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:32:00,249 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1327628799] [2021-01-06 18:32:00,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:32:00,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:32:00,314 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 18:32:00,315 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1327628799] [2021-01-06 18:32:00,315 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:32:00,315 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 18:32:00,315 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1251009824] [2021-01-06 18:32:00,316 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-01-06 18:32:00,316 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:32:00,316 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-01-06 18:32:00,317 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-01-06 18:32:00,317 INFO L87 Difference]: Start difference. First operand 5446 states and 10239 transitions. Second operand 4 states. [2021-01-06 18:32:02,967 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:32:02,968 INFO L93 Difference]: Finished difference Result 16177 states and 30296 transitions. [2021-01-06 18:32:02,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-01-06 18:32:02,968 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 55 [2021-01-06 18:32:02,969 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:32:02,996 INFO L225 Difference]: With dead ends: 16177 [2021-01-06 18:32:02,996 INFO L226 Difference]: Without dead ends: 10764 [2021-01-06 18:32:03,006 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 18:32:03,019 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10764 states. [2021-01-06 18:32:03,330 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10764 to 6952. [2021-01-06 18:32:03,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6952 states. [2021-01-06 18:32:03,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6952 states to 6952 states and 12929 transitions. [2021-01-06 18:32:03,348 INFO L78 Accepts]: Start accepts. Automaton has 6952 states and 12929 transitions. Word has length 55 [2021-01-06 18:32:03,350 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:32:03,350 INFO L481 AbstractCegarLoop]: Abstraction has 6952 states and 12929 transitions. [2021-01-06 18:32:03,350 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-01-06 18:32:03,351 INFO L276 IsEmpty]: Start isEmpty. Operand 6952 states and 12929 transitions. [2021-01-06 18:32:03,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-01-06 18:32:03,355 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:32:03,355 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] [2021-01-06 18:32:03,355 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-01-06 18:32:03,355 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 18:32:03,356 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:32:03,356 INFO L82 PathProgramCache]: Analyzing trace with hash 454916123, now seen corresponding path program 1 times [2021-01-06 18:32:03,356 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:32:03,356 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1162483733] [2021-01-06 18:32:03,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:32:03,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:32:03,447 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 18:32:03,447 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1162483733] [2021-01-06 18:32:03,447 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:32:03,447 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-01-06 18:32:03,448 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1784663868] [2021-01-06 18:32:03,448 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-06 18:32:03,448 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:32:03,449 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-06 18:32:03,449 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 18:32:03,449 INFO L87 Difference]: Start difference. First operand 6952 states and 12929 transitions. Second operand 5 states. [2021-01-06 18:32:05,076 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:32:05,077 INFO L93 Difference]: Finished difference Result 46439 states and 86653 transitions. [2021-01-06 18:32:05,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-01-06 18:32:05,077 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 57 [2021-01-06 18:32:05,077 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:32:05,178 INFO L225 Difference]: With dead ends: 46439 [2021-01-06 18:32:05,179 INFO L226 Difference]: Without dead ends: 39529 [2021-01-06 18:32:05,202 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 18:32:05,246 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39529 states. [2021-01-06 18:32:06,170 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39529 to 11129. [2021-01-06 18:32:06,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11129 states. [2021-01-06 18:32:06,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11129 states to 11129 states and 20725 transitions. [2021-01-06 18:32:06,195 INFO L78 Accepts]: Start accepts. Automaton has 11129 states and 20725 transitions. Word has length 57 [2021-01-06 18:32:06,195 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:32:06,195 INFO L481 AbstractCegarLoop]: Abstraction has 11129 states and 20725 transitions. [2021-01-06 18:32:06,195 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-06 18:32:06,195 INFO L276 IsEmpty]: Start isEmpty. Operand 11129 states and 20725 transitions. [2021-01-06 18:32:06,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-01-06 18:32:06,197 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:32:06,197 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] [2021-01-06 18:32:06,197 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-01-06 18:32:06,198 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 18:32:06,198 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:32:06,198 INFO L82 PathProgramCache]: Analyzing trace with hash -1350522211, now seen corresponding path program 1 times [2021-01-06 18:32:06,198 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:32:06,199 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1714838048] [2021-01-06 18:32:06,199 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:32:06,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:32:06,260 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 18:32:06,261 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1714838048] [2021-01-06 18:32:06,261 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:32:06,261 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 18:32:06,261 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1744554848] [2021-01-06 18:32:06,261 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-01-06 18:32:06,262 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:32:06,262 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-01-06 18:32:06,262 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-01-06 18:32:06,262 INFO L87 Difference]: Start difference. First operand 11129 states and 20725 transitions. Second operand 4 states. [2021-01-06 18:32:07,402 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:32:07,402 INFO L93 Difference]: Finished difference Result 33636 states and 62660 transitions. [2021-01-06 18:32:07,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-01-06 18:32:07,403 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 57 [2021-01-06 18:32:07,403 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:32:07,460 INFO L225 Difference]: With dead ends: 33636 [2021-01-06 18:32:07,460 INFO L226 Difference]: Without dead ends: 26894 [2021-01-06 18:32:07,470 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 18:32:07,496 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26894 states. [2021-01-06 18:32:08,267 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26894 to 17136. [2021-01-06 18:32:08,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17136 states. [2021-01-06 18:32:08,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17136 states to 17136 states and 31908 transitions. [2021-01-06 18:32:08,294 INFO L78 Accepts]: Start accepts. Automaton has 17136 states and 31908 transitions. Word has length 57 [2021-01-06 18:32:08,294 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:32:08,294 INFO L481 AbstractCegarLoop]: Abstraction has 17136 states and 31908 transitions. [2021-01-06 18:32:08,294 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-01-06 18:32:08,294 INFO L276 IsEmpty]: Start isEmpty. Operand 17136 states and 31908 transitions. [2021-01-06 18:32:08,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-01-06 18:32:08,296 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:32:08,297 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] [2021-01-06 18:32:08,297 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-01-06 18:32:08,297 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 18:32:08,297 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:32:08,297 INFO L82 PathProgramCache]: Analyzing trace with hash 939482835, now seen corresponding path program 1 times [2021-01-06 18:32:08,298 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:32:08,298 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [386513081] [2021-01-06 18:32:08,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:32:08,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:32:08,361 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 18:32:08,361 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [386513081] [2021-01-06 18:32:08,361 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:32:08,362 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-01-06 18:32:08,362 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1988147594] [2021-01-06 18:32:08,362 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-01-06 18:32:08,362 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:32:08,363 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-01-06 18:32:08,363 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-01-06 18:32:08,363 INFO L87 Difference]: Start difference. First operand 17136 states and 31908 transitions. Second operand 4 states. [2021-01-06 18:32:09,685 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:32:09,686 INFO L93 Difference]: Finished difference Result 39742 states and 73956 transitions. [2021-01-06 18:32:09,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-01-06 18:32:09,686 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 59 [2021-01-06 18:32:09,686 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:32:09,722 INFO L225 Difference]: With dead ends: 39742 [2021-01-06 18:32:09,722 INFO L226 Difference]: Without dead ends: 27240 [2021-01-06 18:32:09,736 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 18:32:09,767 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27240 states. [2021-01-06 18:32:10,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27240 to 17156. [2021-01-06 18:32:10,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17156 states. [2021-01-06 18:32:10,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17156 states to 17156 states and 31916 transitions. [2021-01-06 18:32:10,831 INFO L78 Accepts]: Start accepts. Automaton has 17156 states and 31916 transitions. Word has length 59 [2021-01-06 18:32:10,831 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:32:10,831 INFO L481 AbstractCegarLoop]: Abstraction has 17156 states and 31916 transitions. [2021-01-06 18:32:10,831 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-01-06 18:32:10,831 INFO L276 IsEmpty]: Start isEmpty. Operand 17156 states and 31916 transitions. [2021-01-06 18:32:10,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-01-06 18:32:10,834 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:32:10,834 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] [2021-01-06 18:32:10,834 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-01-06 18:32:10,835 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 18:32:10,835 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:32:10,835 INFO L82 PathProgramCache]: Analyzing trace with hash 1133074442, now seen corresponding path program 1 times [2021-01-06 18:32:10,835 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:32:10,836 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1906580509] [2021-01-06 18:32:10,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:32:10,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:32:10,927 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 18:32:10,928 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1906580509] [2021-01-06 18:32:10,928 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:32:10,928 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-01-06 18:32:10,928 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1981376658] [2021-01-06 18:32:10,929 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-01-06 18:32:10,929 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:32:10,929 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-01-06 18:32:10,929 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-01-06 18:32:10,929 INFO L87 Difference]: Start difference. First operand 17156 states and 31916 transitions. Second operand 7 states. [2021-01-06 18:32:13,383 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:32:13,383 INFO L93 Difference]: Finished difference Result 52731 states and 98054 transitions. [2021-01-06 18:32:13,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-01-06 18:32:13,383 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 65 [2021-01-06 18:32:13,384 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:32:13,437 INFO L225 Difference]: With dead ends: 52731 [2021-01-06 18:32:13,438 INFO L226 Difference]: Without dead ends: 39987 [2021-01-06 18:32:13,456 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2021-01-06 18:32:13,491 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39987 states. [2021-01-06 18:32:14,337 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39987 to 17168. [2021-01-06 18:32:14,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17168 states. [2021-01-06 18:32:14,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17168 states to 17168 states and 31917 transitions. [2021-01-06 18:32:14,370 INFO L78 Accepts]: Start accepts. Automaton has 17168 states and 31917 transitions. Word has length 65 [2021-01-06 18:32:14,370 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:32:14,370 INFO L481 AbstractCegarLoop]: Abstraction has 17168 states and 31917 transitions. [2021-01-06 18:32:14,370 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2021-01-06 18:32:14,370 INFO L276 IsEmpty]: Start isEmpty. Operand 17168 states and 31917 transitions. [2021-01-06 18:32:14,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-01-06 18:32:14,372 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:32:14,372 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] [2021-01-06 18:32:14,372 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-01-06 18:32:14,373 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 18:32:14,373 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:32:14,373 INFO L82 PathProgramCache]: Analyzing trace with hash 1555776268, now seen corresponding path program 1 times [2021-01-06 18:32:14,373 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:32:14,374 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2142209219] [2021-01-06 18:32:14,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:32:14,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:32:14,455 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 18:32:14,455 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2142209219] [2021-01-06 18:32:14,456 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:32:14,456 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-01-06 18:32:14,456 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [940870658] [2021-01-06 18:32:14,456 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-06 18:32:14,457 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:32:14,457 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-06 18:32:14,457 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 18:32:14,458 INFO L87 Difference]: Start difference. First operand 17168 states and 31917 transitions. Second operand 5 states. [2021-01-06 18:32:15,552 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:32:15,552 INFO L93 Difference]: Finished difference Result 29693 states and 55178 transitions. [2021-01-06 18:32:15,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-01-06 18:32:15,552 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 65 [2021-01-06 18:32:15,553 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:32:15,574 INFO L225 Difference]: With dead ends: 29693 [2021-01-06 18:32:15,574 INFO L226 Difference]: Without dead ends: 17195 [2021-01-06 18:32:15,590 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 18:32:15,606 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17195 states. [2021-01-06 18:32:16,275 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17195 to 17168. [2021-01-06 18:32:16,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17168 states. [2021-01-06 18:32:16,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17168 states to 17168 states and 31878 transitions. [2021-01-06 18:32:16,306 INFO L78 Accepts]: Start accepts. Automaton has 17168 states and 31878 transitions. Word has length 65 [2021-01-06 18:32:16,306 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:32:16,306 INFO L481 AbstractCegarLoop]: Abstraction has 17168 states and 31878 transitions. [2021-01-06 18:32:16,306 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-06 18:32:16,306 INFO L276 IsEmpty]: Start isEmpty. Operand 17168 states and 31878 transitions. [2021-01-06 18:32:16,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-01-06 18:32:16,309 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:32:16,309 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] [2021-01-06 18:32:16,309 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-01-06 18:32:16,309 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 18:32:16,309 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:32:16,310 INFO L82 PathProgramCache]: Analyzing trace with hash 1813941706, now seen corresponding path program 1 times [2021-01-06 18:32:16,310 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:32:16,310 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1206703065] [2021-01-06 18:32:16,310 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:32:16,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:32:16,399 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 18:32:16,399 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1206703065] [2021-01-06 18:32:16,400 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:32:16,400 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-01-06 18:32:16,400 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [684856463] [2021-01-06 18:32:16,400 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-01-06 18:32:16,400 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:32:16,401 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-01-06 18:32:16,401 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2021-01-06 18:32:16,401 INFO L87 Difference]: Start difference. First operand 17168 states and 31878 transitions. Second operand 6 states. [2021-01-06 18:32:19,399 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:32:19,399 INFO L93 Difference]: Finished difference Result 70393 states and 130984 transitions. [2021-01-06 18:32:19,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-01-06 18:32:19,400 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 65 [2021-01-06 18:32:19,400 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:32:19,465 INFO L225 Difference]: With dead ends: 70393 [2021-01-06 18:32:19,465 INFO L226 Difference]: Without dead ends: 53423 [2021-01-06 18:32:19,484 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=22, Unknown=0, NotChecked=0, Total=42 [2021-01-06 18:32:19,523 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53423 states. [2021-01-06 18:32:21,369 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53423 to 41740. [2021-01-06 18:32:21,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 41740 states. [2021-01-06 18:32:21,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41740 states to 41740 states and 77500 transitions. [2021-01-06 18:32:21,457 INFO L78 Accepts]: Start accepts. Automaton has 41740 states and 77500 transitions. Word has length 65 [2021-01-06 18:32:21,457 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:32:21,457 INFO L481 AbstractCegarLoop]: Abstraction has 41740 states and 77500 transitions. [2021-01-06 18:32:21,457 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-01-06 18:32:21,458 INFO L276 IsEmpty]: Start isEmpty. Operand 41740 states and 77500 transitions. [2021-01-06 18:32:21,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-01-06 18:32:21,460 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:32:21,461 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 18:32:21,461 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-01-06 18:32:21,461 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 18:32:21,461 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:32:21,462 INFO L82 PathProgramCache]: Analyzing trace with hash -1133952433, now seen corresponding path program 1 times [2021-01-06 18:32:21,462 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:32:21,462 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [702270539] [2021-01-06 18:32:21,462 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:32:21,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:32:21,719 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 18:32:21,721 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [702270539] [2021-01-06 18:32:21,721 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:32:21,721 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-01-06 18:32:21,721 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [910122203] [2021-01-06 18:32:21,722 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-01-06 18:32:21,722 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:32:21,722 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-01-06 18:32:21,722 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2021-01-06 18:32:21,723 INFO L87 Difference]: Start difference. First operand 41740 states and 77500 transitions. Second operand 6 states. [2021-01-06 18:32:28,271 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:32:28,271 INFO L93 Difference]: Finished difference Result 189744 states and 352488 transitions. [2021-01-06 18:32:28,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-01-06 18:32:28,272 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 66 [2021-01-06 18:32:28,272 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:32:28,694 INFO L225 Difference]: With dead ends: 189744 [2021-01-06 18:32:28,694 INFO L226 Difference]: Without dead ends: 148203 [2021-01-06 18:32:28,743 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=22, Unknown=0, NotChecked=0, Total=42 [2021-01-06 18:32:28,858 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148203 states. [2021-01-06 18:32:33,875 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148203 to 113684. [2021-01-06 18:32:33,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 113684 states. [2021-01-06 18:32:34,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113684 states to 113684 states and 210826 transitions. [2021-01-06 18:32:34,105 INFO L78 Accepts]: Start accepts. Automaton has 113684 states and 210826 transitions. Word has length 66 [2021-01-06 18:32:34,105 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:32:34,105 INFO L481 AbstractCegarLoop]: Abstraction has 113684 states and 210826 transitions. [2021-01-06 18:32:34,105 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-01-06 18:32:34,105 INFO L276 IsEmpty]: Start isEmpty. Operand 113684 states and 210826 transitions. [2021-01-06 18:32:34,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-01-06 18:32:34,107 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:32:34,108 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] [2021-01-06 18:32:34,108 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-01-06 18:32:34,108 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 18:32:34,108 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:32:34,108 INFO L82 PathProgramCache]: Analyzing trace with hash 1523272047, now seen corresponding path program 1 times [2021-01-06 18:32:34,109 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:32:34,109 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1396140513] [2021-01-06 18:32:34,109 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:32:34,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:32:34,200 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 18:32:34,201 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1396140513] [2021-01-06 18:32:34,201 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:32:34,201 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-01-06 18:32:34,201 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [267969883] [2021-01-06 18:32:34,201 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-01-06 18:32:34,202 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:32:34,202 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-01-06 18:32:34,202 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2021-01-06 18:32:34,202 INFO L87 Difference]: Start difference. First operand 113684 states and 210826 transitions. Second operand 6 states. [2021-01-06 18:32:51,131 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:32:51,131 INFO L93 Difference]: Finished difference Result 541919 states and 1004958 transitions. [2021-01-06 18:32:51,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-01-06 18:32:51,132 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 67 [2021-01-06 18:32:51,132 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:32:52,371 INFO L225 Difference]: With dead ends: 541919 [2021-01-06 18:32:52,372 INFO L226 Difference]: Without dead ends: 428435 [2021-01-06 18:32:52,533 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=22, Unknown=0, NotChecked=0, Total=42 [2021-01-06 18:32:52,890 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 428435 states. [2021-01-06 18:33:07,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 428435 to 325868. [2021-01-06 18:33:07,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 325868 states. [2021-01-06 18:33:09,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325868 states to 325868 states and 603484 transitions. [2021-01-06 18:33:09,300 INFO L78 Accepts]: Start accepts. Automaton has 325868 states and 603484 transitions. Word has length 67 [2021-01-06 18:33:09,301 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:33:09,301 INFO L481 AbstractCegarLoop]: Abstraction has 325868 states and 603484 transitions. [2021-01-06 18:33:09,301 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-01-06 18:33:09,301 INFO L276 IsEmpty]: Start isEmpty. Operand 325868 states and 603484 transitions. [2021-01-06 18:33:09,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-01-06 18:33:09,314 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:33:09,314 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 18:33:09,315 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-01-06 18:33:09,315 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 18:33:09,315 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:33:09,315 INFO L82 PathProgramCache]: Analyzing trace with hash 1845514580, now seen corresponding path program 1 times [2021-01-06 18:33:09,316 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:33:09,316 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1558144171] [2021-01-06 18:33:09,316 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:33:09,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:33:09,413 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 18:33:09,413 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1558144171] [2021-01-06 18:33:09,414 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:33:09,414 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-01-06 18:33:09,414 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1135378021] [2021-01-06 18:33:09,414 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-01-06 18:33:09,415 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:33:09,415 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-01-06 18:33:09,415 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2021-01-06 18:33:09,415 INFO L87 Difference]: Start difference. First operand 325868 states and 603484 transitions. Second operand 6 states. [2021-01-06 18:33:58,142 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:33:58,142 INFO L93 Difference]: Finished difference Result 1586094 states and 2937030 transitions. [2021-01-06 18:33:58,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-01-06 18:33:58,143 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 68 [2021-01-06 18:33:58,143 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:34:02,823 INFO L225 Difference]: With dead ends: 1586094 [2021-01-06 18:34:02,824 INFO L226 Difference]: Without dead ends: 1260427 [2021-01-06 18:34:03,605 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=22, Unknown=0, NotChecked=0, Total=42 [2021-01-06 18:34:06,398 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1260427 states.