/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_spec1_product22.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-bitabs-dcfa08f [2020-12-23 08:23:20,867 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-23 08:23:20,870 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-23 08:23:20,918 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-23 08:23:20,919 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-23 08:23:20,925 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-23 08:23:20,929 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-23 08:23:20,944 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-23 08:23:20,948 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-23 08:23:20,956 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-23 08:23:20,961 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-23 08:23:20,962 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-23 08:23:20,963 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-23 08:23:20,964 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-23 08:23:20,968 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-23 08:23:20,970 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-23 08:23:20,971 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-23 08:23:20,976 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-23 08:23:20,984 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-23 08:23:20,988 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-23 08:23:20,993 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-23 08:23:20,995 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-23 08:23:20,996 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-23 08:23:20,997 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-23 08:23:21,005 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-23 08:23:21,006 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-23 08:23:21,007 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-23 08:23:21,009 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-23 08:23:21,010 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-23 08:23:21,012 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-23 08:23:21,012 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-23 08:23:21,013 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-23 08:23:21,015 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-23 08:23:21,016 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-23 08:23:21,018 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-23 08:23:21,018 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-23 08:23:21,019 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-23 08:23:21,019 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-23 08:23:21,019 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-23 08:23:21,020 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-23 08:23:21,021 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-23 08:23:21,026 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-12-23 08:23:21,085 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-23 08:23:21,086 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-23 08:23:21,090 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-23 08:23:21,090 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-23 08:23:21,090 INFO L138 SettingsManager]: * Use SBE=true [2020-12-23 08:23:21,091 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-23 08:23:21,091 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-23 08:23:21,091 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-23 08:23:21,091 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-23 08:23:21,092 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-23 08:23:21,092 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-23 08:23:21,093 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-23 08:23:21,094 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-23 08:23:21,094 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-23 08:23:21,094 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-23 08:23:21,094 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-23 08:23:21,094 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-23 08:23:21,095 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-23 08:23:21,095 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-23 08:23:21,095 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-23 08:23:21,095 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-23 08:23:21,095 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-23 08:23:21,096 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-23 08:23:21,096 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-23 08:23:21,096 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-23 08:23:21,096 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-23 08:23:21,529 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-23 08:23:21,558 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-23 08:23:21,562 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-23 08:23:21,563 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-23 08:23:21,564 INFO L275 PluginConnector]: CDTParser initialized [2020-12-23 08:23:21,565 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/elevator_spec1_product22.cil.c [2020-12-23 08:23:21,654 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/f2ff2e7e7/ed2976278a184bd5928654e28cffb232/FLAG637059eda [2020-12-23 08:23:22,508 INFO L306 CDTParser]: Found 1 translation units. [2020-12-23 08:23:22,509 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/product-lines/elevator_spec1_product22.cil.c [2020-12-23 08:23:22,533 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/f2ff2e7e7/ed2976278a184bd5928654e28cffb232/FLAG637059eda [2020-12-23 08:23:22,651 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/f2ff2e7e7/ed2976278a184bd5928654e28cffb232 [2020-12-23 08:23:22,658 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-23 08:23:22,666 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-23 08:23:22,669 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-23 08:23:22,669 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-23 08:23:22,674 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-23 08:23:22,675 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.12 08:23:22" (1/1) ... [2020-12-23 08:23:22,678 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@138ead6f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 08:23:22, skipping insertion in model container [2020-12-23 08:23:22,679 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.12 08:23:22" (1/1) ... [2020-12-23 08:23:22,689 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-23 08:23:22,759 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[~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~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~3,] 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[~__utac__ad__arg1~0,] 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~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] 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~5,] [2020-12-23 08:23:23,178 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_spec1_product22.cil.c[26947,26960] left hand side expression in assignment: lhs: VariableLHS[~tmp~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~0,] left hand side expression in assignment: lhs: VariableLHS[~i~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~0,] left hand side expression in assignment: lhs: VariableLHS[~i~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~1,] left hand side expression in assignment: lhs: VariableLHS[~i~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~1,] left hand side expression in assignment: lhs: VariableLHS[~i~1,] left hand side expression in assignment: lhs: VariableLHS[~nd~0,] 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~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~tmp~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp~6,] left hand side expression in assignment: lhs: VariableLHS[~tmp~7,] left hand side expression in assignment: lhs: VariableLHS[~tmp~8,] left hand side expression in assignment: lhs: VariableLHS[~tmp~9,] left hand side expression in assignment: lhs: VariableLHS[~tmp~10,] left hand side expression in assignment: lhs: VariableLHS[~i~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~11,] left hand side expression in assignment: lhs: VariableLHS[~i~2,] left hand side expression in assignment: lhs: VariableLHS[~maxLength~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~12,] 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___0~3,] left hand side expression in assignment: lhs: VariableLHS[~action~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~2,] left hand side expression in assignment: lhs: VariableLHS[~origin~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~13,] 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[~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[~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[~retValue_acc~9,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] 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[~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~13,] 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~14,] 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~15,] left hand side expression in assignment: lhs: VariableLHS[~weight~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[~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~14,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~15,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~0,] 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[~tmp___2~1,] 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___1~3,] 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___0~4,] 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~16,] 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[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~tmp~18,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~2,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~tmp___9~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~tmp___8~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~tmp___7~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~tmp___6~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~tmp___5~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] 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[~overload~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~19,] left hand side expression in assignment: lhs: VariableLHS[~buttonPressed~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] 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[~currentHeading~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp~20,] 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___0~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~tmp~21,] 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[~__cil_tmp4~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp~22,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~7,] 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~26,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~8,] left hand side expression in assignment: lhs: VariableLHS[~tmp~23,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~5,] 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~24,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~9,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~6,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~2,] left hand side expression in assignment: lhs: VariableLHS[~doorState~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp___8~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___6~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___7~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___5~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~25,] 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_tmp8~6,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~6,] 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~26,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp21~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~10,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp22~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~7,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp24~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp25~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp26~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~27,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp2~0,] left hand side expression in assignment: lhs: VariableLHS[~i~3,] left hand side expression in assignment: lhs: VariableLHS[~i~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~i~3,] 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~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] 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~27,] left hand side expression in assignment: lhs: VariableLHS[~landingButtons_spc1_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~landingButtons_spc1_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~landingButtons_spc1_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~landingButtons_spc1_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~landingButtons_spc1_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~landingButtons_spc1_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~landingButtons_spc1_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~landingButtons_spc1_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~landingButtons_spc1_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~landingButtons_spc1_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp~28,] left hand side expression in assignment: lhs: VariableLHS[~floor~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~3,] left hand side expression in assignment: lhs: VariableLHS[~landingButtons_spc1_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~5,] left hand side expression in assignment: lhs: VariableLHS[~landingButtons_spc1_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~6,] left hand side expression in assignment: lhs: VariableLHS[~landingButtons_spc1_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~8,] left hand side expression in assignment: lhs: VariableLHS[~landingButtons_spc1_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~11,] left hand side expression in assignment: lhs: VariableLHS[~landingButtons_spc1_4~0,GLOBAL] [2020-12-23 08:23:23,525 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-23 08:23:23,539 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[~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~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~3,] 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[~__utac__ad__arg1~0,] 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~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] 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~5,] [2020-12-23 08:23:23,681 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_spec1_product22.cil.c[26947,26960] left hand side expression in assignment: lhs: VariableLHS[~tmp~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~0,] left hand side expression in assignment: lhs: VariableLHS[~i~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~0,] left hand side expression in assignment: lhs: VariableLHS[~i~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~1,] left hand side expression in assignment: lhs: VariableLHS[~i~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~1,] left hand side expression in assignment: lhs: VariableLHS[~i~1,] left hand side expression in assignment: lhs: VariableLHS[~nd~0,] 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~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~tmp~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp~6,] left hand side expression in assignment: lhs: VariableLHS[~tmp~7,] left hand side expression in assignment: lhs: VariableLHS[~tmp~8,] left hand side expression in assignment: lhs: VariableLHS[~tmp~9,] left hand side expression in assignment: lhs: VariableLHS[~tmp~10,] left hand side expression in assignment: lhs: VariableLHS[~i~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~11,] left hand side expression in assignment: lhs: VariableLHS[~i~2,] left hand side expression in assignment: lhs: VariableLHS[~maxLength~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~12,] 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___0~3,] left hand side expression in assignment: lhs: VariableLHS[~action~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~2,] left hand side expression in assignment: lhs: VariableLHS[~origin~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~13,] 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[~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[~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[~retValue_acc~9,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] 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[~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~13,] 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~14,] 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~15,] left hand side expression in assignment: lhs: VariableLHS[~weight~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[~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~14,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~15,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~0,] 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[~tmp___2~1,] 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___1~3,] 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___0~4,] 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~16,] 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[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~tmp~18,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~2,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~tmp___9~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~tmp___8~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~tmp___7~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~tmp___6~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~tmp___5~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] 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[~overload~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~19,] left hand side expression in assignment: lhs: VariableLHS[~buttonPressed~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] 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[~currentHeading~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp~20,] 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___0~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~tmp~21,] 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[~__cil_tmp4~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp~22,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~7,] 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~26,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~8,] left hand side expression in assignment: lhs: VariableLHS[~tmp~23,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~5,] 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~24,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~9,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~6,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~2,] left hand side expression in assignment: lhs: VariableLHS[~doorState~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp___8~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___6~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___7~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___5~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~25,] 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_tmp8~6,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~6,] 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~26,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp21~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~10,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp22~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~7,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp24~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp25~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp26~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~27,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp2~0,] left hand side expression in assignment: lhs: VariableLHS[~i~3,] left hand side expression in assignment: lhs: VariableLHS[~i~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~i~3,] 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~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] 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~27,] left hand side expression in assignment: lhs: VariableLHS[~landingButtons_spc1_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~landingButtons_spc1_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~landingButtons_spc1_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~landingButtons_spc1_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~landingButtons_spc1_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~landingButtons_spc1_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~landingButtons_spc1_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~landingButtons_spc1_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~landingButtons_spc1_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~landingButtons_spc1_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp~28,] left hand side expression in assignment: lhs: VariableLHS[~floor~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~3,] left hand side expression in assignment: lhs: VariableLHS[~landingButtons_spc1_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~5,] left hand side expression in assignment: lhs: VariableLHS[~landingButtons_spc1_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~6,] left hand side expression in assignment: lhs: VariableLHS[~landingButtons_spc1_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~8,] left hand side expression in assignment: lhs: VariableLHS[~landingButtons_spc1_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~11,] left hand side expression in assignment: lhs: VariableLHS[~landingButtons_spc1_4~0,GLOBAL] [2020-12-23 08:23:23,756 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-23 08:23:23,824 INFO L208 MainTranslator]: Completed translation [2020-12-23 08:23:23,824 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 08:23:23 WrapperNode [2020-12-23 08:23:23,824 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-23 08:23:23,826 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-23 08:23:23,826 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-23 08:23:23,826 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-23 08:23:23,835 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 08:23:23" (1/1) ... [2020-12-23 08:23:23,868 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 08:23:23" (1/1) ... [2020-12-23 08:23:24,364 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-23 08:23:24,365 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-23 08:23:24,365 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-23 08:23:24,365 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-23 08:23:24,376 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 08:23:23" (1/1) ... [2020-12-23 08:23:24,377 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 08:23:23" (1/1) ... [2020-12-23 08:23:24,574 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 08:23:23" (1/1) ... [2020-12-23 08:23:24,575 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 08:23:23" (1/1) ... [2020-12-23 08:23:24,797 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 08:23:23" (1/1) ... [2020-12-23 08:23:25,071 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 08:23:23" (1/1) ... [2020-12-23 08:23:25,116 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 08:23:23" (1/1) ... [2020-12-23 08:23:25,204 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-23 08:23:25,206 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-23 08:23:25,206 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-23 08:23:25,207 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-23 08:23:25,208 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 08:23:23" (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 [2020-12-23 08:23:25,331 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-23 08:23:25,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-23 08:23:25,332 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-23 08:23:25,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-23 08:23:40,357 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-23 08:23:40,359 INFO L299 CfgBuilder]: Removed 1433 assume(true) statements. [2020-12-23 08:23:40,374 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 08:23:40 BoogieIcfgContainer [2020-12-23 08:23:40,375 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-23 08:23:40,378 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-23 08:23:40,380 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-23 08:23:40,385 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-23 08:23:40,387 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.12 08:23:22" (1/3) ... [2020-12-23 08:23:40,389 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36ecaaab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.12 08:23:40, skipping insertion in model container [2020-12-23 08:23:40,389 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 08:23:23" (2/3) ... [2020-12-23 08:23:40,391 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36ecaaab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.12 08:23:40, skipping insertion in model container [2020-12-23 08:23:40,391 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 08:23:40" (3/3) ... [2020-12-23 08:23:40,394 INFO L111 eAbstractionObserver]: Analyzing ICFG elevator_spec1_product22.cil.c [2020-12-23 08:23:40,403 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-23 08:23:40,417 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-12-23 08:23:40,444 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-12-23 08:23:40,521 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-23 08:23:40,522 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-23 08:23:40,522 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-23 08:23:40,522 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-23 08:23:40,522 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-23 08:23:40,522 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-23 08:23:40,522 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-23 08:23:40,523 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-23 08:23:40,650 INFO L276 IsEmpty]: Start isEmpty. Operand 6691 states. [2020-12-23 08:23:40,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2020-12-23 08:23:40,671 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:23:40,672 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] [2020-12-23 08:23:40,673 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]=== [2020-12-23 08:23:40,684 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:23:40,684 INFO L82 PathProgramCache]: Analyzing trace with hash -204439617, now seen corresponding path program 1 times [2020-12-23 08:23:40,697 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:23:40,698 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [423860708] [2020-12-23 08:23:40,698 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:23:41,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:23:41,209 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:23:41,210 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [423860708] [2020-12-23 08:23:41,211 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:23:41,211 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 08:23:41,212 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1119165094] [2020-12-23 08:23:41,218 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 08:23:41,218 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:23:41,233 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 08:23:41,234 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:23:41,237 INFO L87 Difference]: Start difference. First operand 6691 states. Second operand 3 states. [2020-12-23 08:23:41,871 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:23:41,872 INFO L93 Difference]: Finished difference Result 19993 states and 37895 transitions. [2020-12-23 08:23:41,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 08:23:41,874 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 36 [2020-12-23 08:23:41,875 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:23:42,017 INFO L225 Difference]: With dead ends: 19993 [2020-12-23 08:23:42,018 INFO L226 Difference]: Without dead ends: 13307 [2020-12-23 08:23:42,046 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:23:42,098 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13307 states. [2020-12-23 08:23:42,415 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13307 to 6687. [2020-12-23 08:23:42,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6687 states. [2020-12-23 08:23:42,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6687 states to 6687 states and 12662 transitions. [2020-12-23 08:23:42,453 INFO L78 Accepts]: Start accepts. Automaton has 6687 states and 12662 transitions. Word has length 36 [2020-12-23 08:23:42,453 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:23:42,453 INFO L481 AbstractCegarLoop]: Abstraction has 6687 states and 12662 transitions. [2020-12-23 08:23:42,453 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 08:23:42,454 INFO L276 IsEmpty]: Start isEmpty. Operand 6687 states and 12662 transitions. [2020-12-23 08:23:42,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2020-12-23 08:23:42,462 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:23:42,462 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 08:23:42,464 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-23 08:23:42,464 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]=== [2020-12-23 08:23:42,467 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:23:42,468 INFO L82 PathProgramCache]: Analyzing trace with hash -2058587016, now seen corresponding path program 1 times [2020-12-23 08:23:42,468 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:23:42,468 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1305785857] [2020-12-23 08:23:42,469 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:23:42,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:23:42,701 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:23:42,702 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1305785857] [2020-12-23 08:23:42,702 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:23:42,702 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-12-23 08:23:42,703 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [114453156] [2020-12-23 08:23:42,705 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-23 08:23:42,706 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:23:42,706 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-23 08:23:42,707 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-12-23 08:23:42,707 INFO L87 Difference]: Start difference. First operand 6687 states and 12662 transitions. Second operand 6 states. [2020-12-23 08:23:44,167 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:23:44,167 INFO L93 Difference]: Finished difference Result 26523 states and 50245 transitions. [2020-12-23 08:23:44,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-23 08:23:44,168 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 43 [2020-12-23 08:23:44,169 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:23:44,283 INFO L225 Difference]: With dead ends: 26523 [2020-12-23 08:23:44,283 INFO L226 Difference]: Without dead ends: 19879 [2020-12-23 08:23:44,303 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2020-12-23 08:23:44,338 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19879 states. [2020-12-23 08:23:44,681 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19879 to 6683. [2020-12-23 08:23:44,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6683 states. [2020-12-23 08:23:44,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6683 states to 6683 states and 12651 transitions. [2020-12-23 08:23:44,708 INFO L78 Accepts]: Start accepts. Automaton has 6683 states and 12651 transitions. Word has length 43 [2020-12-23 08:23:44,708 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:23:44,708 INFO L481 AbstractCegarLoop]: Abstraction has 6683 states and 12651 transitions. [2020-12-23 08:23:44,709 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-12-23 08:23:44,709 INFO L276 IsEmpty]: Start isEmpty. Operand 6683 states and 12651 transitions. [2020-12-23 08:23:44,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2020-12-23 08:23:44,713 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:23:44,714 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] [2020-12-23 08:23:44,714 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-23 08:23:44,714 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]=== [2020-12-23 08:23:44,716 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:23:44,716 INFO L82 PathProgramCache]: Analyzing trace with hash -420158203, now seen corresponding path program 1 times [2020-12-23 08:23:44,717 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:23:44,717 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1240860086] [2020-12-23 08:23:44,718 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:23:44,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:23:44,842 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:23:44,842 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1240860086] [2020-12-23 08:23:44,843 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:23:44,843 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 08:23:44,844 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1437682920] [2020-12-23 08:23:44,844 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 08:23:44,845 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:23:44,845 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 08:23:44,846 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-23 08:23:44,846 INFO L87 Difference]: Start difference. First operand 6683 states and 12651 transitions. Second operand 4 states. [2020-12-23 08:23:45,742 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:23:45,743 INFO L93 Difference]: Finished difference Result 19937 states and 37762 transitions. [2020-12-23 08:23:45,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-23 08:23:45,744 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 45 [2020-12-23 08:23:45,745 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:23:45,790 INFO L225 Difference]: With dead ends: 19937 [2020-12-23 08:23:45,790 INFO L226 Difference]: Without dead ends: 13297 [2020-12-23 08:23:45,807 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-23 08:23:45,836 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13297 states. [2020-12-23 08:23:46,147 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13297 to 6683. [2020-12-23 08:23:46,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6683 states. [2020-12-23 08:23:46,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6683 states to 6683 states and 12642 transitions. [2020-12-23 08:23:46,177 INFO L78 Accepts]: Start accepts. Automaton has 6683 states and 12642 transitions. Word has length 45 [2020-12-23 08:23:46,177 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:23:46,185 INFO L481 AbstractCegarLoop]: Abstraction has 6683 states and 12642 transitions. [2020-12-23 08:23:46,186 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 08:23:46,186 INFO L276 IsEmpty]: Start isEmpty. Operand 6683 states and 12642 transitions. [2020-12-23 08:23:46,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-12-23 08:23:46,188 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:23:46,188 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] [2020-12-23 08:23:46,188 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-12-23 08:23:46,188 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]=== [2020-12-23 08:23:46,189 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:23:46,189 INFO L82 PathProgramCache]: Analyzing trace with hash 1480661970, now seen corresponding path program 1 times [2020-12-23 08:23:46,191 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:23:46,191 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [149567880] [2020-12-23 08:23:46,191 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:23:46,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:23:46,295 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:23:46,296 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [149567880] [2020-12-23 08:23:46,296 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:23:46,297 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 08:23:46,297 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [236263518] [2020-12-23 08:23:46,298 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 08:23:46,298 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:23:46,298 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 08:23:46,299 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-23 08:23:46,299 INFO L87 Difference]: Start difference. First operand 6683 states and 12642 transitions. Second operand 4 states. [2020-12-23 08:23:47,256 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:23:47,257 INFO L93 Difference]: Finished difference Result 19937 states and 37744 transitions. [2020-12-23 08:23:47,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-23 08:23:47,257 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-12-23 08:23:47,258 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:23:47,300 INFO L225 Difference]: With dead ends: 19937 [2020-12-23 08:23:47,300 INFO L226 Difference]: Without dead ends: 13297 [2020-12-23 08:23:47,317 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-23 08:23:47,338 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13297 states. [2020-12-23 08:23:47,633 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13297 to 6683. [2020-12-23 08:23:47,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6683 states. [2020-12-23 08:23:47,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6683 states to 6683 states and 12633 transitions. [2020-12-23 08:23:47,659 INFO L78 Accepts]: Start accepts. Automaton has 6683 states and 12633 transitions. Word has length 47 [2020-12-23 08:23:47,659 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:23:47,659 INFO L481 AbstractCegarLoop]: Abstraction has 6683 states and 12633 transitions. [2020-12-23 08:23:47,659 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 08:23:47,660 INFO L276 IsEmpty]: Start isEmpty. Operand 6683 states and 12633 transitions. [2020-12-23 08:23:47,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2020-12-23 08:23:47,661 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:23:47,661 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] [2020-12-23 08:23:47,662 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-12-23 08:23:47,662 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]=== [2020-12-23 08:23:47,662 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:23:47,663 INFO L82 PathProgramCache]: Analyzing trace with hash -1469424379, now seen corresponding path program 1 times [2020-12-23 08:23:47,663 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:23:47,663 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [815298385] [2020-12-23 08:23:47,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:23:47,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:23:47,742 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:23:47,743 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [815298385] [2020-12-23 08:23:47,743 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:23:47,743 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 08:23:47,743 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1139019633] [2020-12-23 08:23:47,744 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 08:23:47,744 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:23:47,744 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 08:23:47,746 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-23 08:23:47,746 INFO L87 Difference]: Start difference. First operand 6683 states and 12633 transitions. Second operand 4 states. [2020-12-23 08:23:49,342 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:23:49,342 INFO L93 Difference]: Finished difference Result 33105 states and 62672 transitions. [2020-12-23 08:23:49,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-23 08:23:49,343 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 49 [2020-12-23 08:23:49,344 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:23:49,436 INFO L225 Difference]: With dead ends: 33105 [2020-12-23 08:23:49,436 INFO L226 Difference]: Without dead ends: 26465 [2020-12-23 08:23:49,455 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-23 08:23:49,491 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26465 states. [2020-12-23 08:23:49,917 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26465 to 6683. [2020-12-23 08:23:49,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6683 states. [2020-12-23 08:23:49,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6683 states to 6683 states and 12629 transitions. [2020-12-23 08:23:49,943 INFO L78 Accepts]: Start accepts. Automaton has 6683 states and 12629 transitions. Word has length 49 [2020-12-23 08:23:49,945 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:23:49,946 INFO L481 AbstractCegarLoop]: Abstraction has 6683 states and 12629 transitions. [2020-12-23 08:23:49,946 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 08:23:49,946 INFO L276 IsEmpty]: Start isEmpty. Operand 6683 states and 12629 transitions. [2020-12-23 08:23:49,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2020-12-23 08:23:49,950 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:23:49,950 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] [2020-12-23 08:23:49,951 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-12-23 08:23:49,952 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]=== [2020-12-23 08:23:49,952 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:23:49,952 INFO L82 PathProgramCache]: Analyzing trace with hash -37914235, now seen corresponding path program 1 times [2020-12-23 08:23:49,953 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:23:49,953 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1795097202] [2020-12-23 08:23:49,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:23:50,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:23:50,063 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:23:50,064 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1795097202] [2020-12-23 08:23:50,064 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:23:50,064 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 08:23:50,065 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [924963400] [2020-12-23 08:23:50,065 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 08:23:50,065 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:23:50,066 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 08:23:50,066 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-23 08:23:50,066 INFO L87 Difference]: Start difference. First operand 6683 states and 12629 transitions. Second operand 4 states. [2020-12-23 08:23:51,225 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:23:51,226 INFO L93 Difference]: Finished difference Result 26500 states and 50159 transitions. [2020-12-23 08:23:51,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-23 08:23:51,227 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 49 [2020-12-23 08:23:51,227 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:23:51,302 INFO L225 Difference]: With dead ends: 26500 [2020-12-23 08:23:51,303 INFO L226 Difference]: Without dead ends: 19839 [2020-12-23 08:23:51,322 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 [2020-12-23 08:23:51,353 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19839 states. [2020-12-23 08:23:51,782 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19839 to 6665. [2020-12-23 08:23:51,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6665 states. [2020-12-23 08:23:51,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6665 states to 6665 states and 12598 transitions. [2020-12-23 08:23:51,806 INFO L78 Accepts]: Start accepts. Automaton has 6665 states and 12598 transitions. Word has length 49 [2020-12-23 08:23:51,806 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:23:51,807 INFO L481 AbstractCegarLoop]: Abstraction has 6665 states and 12598 transitions. [2020-12-23 08:23:51,807 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 08:23:51,807 INFO L276 IsEmpty]: Start isEmpty. Operand 6665 states and 12598 transitions. [2020-12-23 08:23:51,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2020-12-23 08:23:51,808 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:23:51,808 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] [2020-12-23 08:23:51,809 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-12-23 08:23:51,809 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]=== [2020-12-23 08:23:51,810 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:23:51,812 INFO L82 PathProgramCache]: Analyzing trace with hash 814270506, now seen corresponding path program 1 times [2020-12-23 08:23:51,813 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:23:51,813 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [761415963] [2020-12-23 08:23:51,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:23:51,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:23:51,882 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:23:51,882 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [761415963] [2020-12-23 08:23:51,883 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:23:51,883 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 08:23:51,884 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [415652874] [2020-12-23 08:23:51,885 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 08:23:51,885 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:23:51,886 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 08:23:51,886 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-23 08:23:51,886 INFO L87 Difference]: Start difference. First operand 6665 states and 12598 transitions. Second operand 4 states. [2020-12-23 08:23:52,686 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:23:52,687 INFO L93 Difference]: Finished difference Result 19901 states and 37657 transitions. [2020-12-23 08:23:52,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-23 08:23:52,687 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 50 [2020-12-23 08:23:52,687 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:23:52,735 INFO L225 Difference]: With dead ends: 19901 [2020-12-23 08:23:52,735 INFO L226 Difference]: Without dead ends: 13258 [2020-12-23 08:23:52,750 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-23 08:23:52,772 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13258 states. [2020-12-23 08:23:53,215 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13258 to 6665. [2020-12-23 08:23:53,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6665 states. [2020-12-23 08:23:53,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6665 states to 6665 states and 12592 transitions. [2020-12-23 08:23:53,238 INFO L78 Accepts]: Start accepts. Automaton has 6665 states and 12592 transitions. Word has length 50 [2020-12-23 08:23:53,238 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:23:53,238 INFO L481 AbstractCegarLoop]: Abstraction has 6665 states and 12592 transitions. [2020-12-23 08:23:53,238 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 08:23:53,239 INFO L276 IsEmpty]: Start isEmpty. Operand 6665 states and 12592 transitions. [2020-12-23 08:23:53,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-12-23 08:23:53,240 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:23:53,240 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] [2020-12-23 08:23:53,240 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-12-23 08:23:53,240 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]=== [2020-12-23 08:23:53,241 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:23:53,241 INFO L82 PathProgramCache]: Analyzing trace with hash 348367594, now seen corresponding path program 1 times [2020-12-23 08:23:53,241 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:23:53,241 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1250276819] [2020-12-23 08:23:53,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:23:53,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:23:53,337 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:23:53,337 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1250276819] [2020-12-23 08:23:53,337 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:23:53,337 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 08:23:53,338 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [146545804] [2020-12-23 08:23:53,338 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 08:23:53,338 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:23:53,339 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 08:23:53,339 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-23 08:23:53,339 INFO L87 Difference]: Start difference. First operand 6665 states and 12592 transitions. Second operand 4 states. [2020-12-23 08:23:53,985 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:23:53,985 INFO L93 Difference]: Finished difference Result 19901 states and 37645 transitions. [2020-12-23 08:23:53,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-23 08:23:53,985 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 51 [2020-12-23 08:23:53,986 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:23:54,023 INFO L225 Difference]: With dead ends: 19901 [2020-12-23 08:23:54,024 INFO L226 Difference]: Without dead ends: 13258 [2020-12-23 08:23:54,038 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-23 08:23:54,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13258 states. [2020-12-23 08:23:54,564 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13258 to 6665. [2020-12-23 08:23:54,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6665 states. [2020-12-23 08:23:54,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6665 states to 6665 states and 12586 transitions. [2020-12-23 08:23:54,588 INFO L78 Accepts]: Start accepts. Automaton has 6665 states and 12586 transitions. Word has length 51 [2020-12-23 08:23:54,589 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:23:54,589 INFO L481 AbstractCegarLoop]: Abstraction has 6665 states and 12586 transitions. [2020-12-23 08:23:54,589 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 08:23:54,589 INFO L276 IsEmpty]: Start isEmpty. Operand 6665 states and 12586 transitions. [2020-12-23 08:23:54,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-12-23 08:23:54,590 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:23:54,591 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] [2020-12-23 08:23:54,591 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-12-23 08:23:54,591 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]=== [2020-12-23 08:23:54,592 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:23:54,592 INFO L82 PathProgramCache]: Analyzing trace with hash 544278895, now seen corresponding path program 1 times [2020-12-23 08:23:54,592 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:23:54,592 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [227861831] [2020-12-23 08:23:54,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:23:54,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:23:54,682 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:23:54,687 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [227861831] [2020-12-23 08:23:54,688 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:23:54,688 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-12-23 08:23:54,689 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [236641702] [2020-12-23 08:23:54,689 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-12-23 08:23:54,690 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:23:54,690 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-12-23 08:23:54,691 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-12-23 08:23:54,691 INFO L87 Difference]: Start difference. First operand 6665 states and 12586 transitions. Second operand 7 states. [2020-12-23 08:23:56,247 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:23:56,247 INFO L93 Difference]: Finished difference Result 33076 states and 62586 transitions. [2020-12-23 08:23:56,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-12-23 08:23:56,248 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 52 [2020-12-23 08:23:56,248 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:23:56,314 INFO L225 Difference]: With dead ends: 33076 [2020-12-23 08:23:56,314 INFO L226 Difference]: Without dead ends: 26439 [2020-12-23 08:23:56,333 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=55, Invalid=101, Unknown=0, NotChecked=0, Total=156 [2020-12-23 08:23:56,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26439 states. [2020-12-23 08:23:56,872 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26439 to 6667. [2020-12-23 08:23:56,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6667 states. [2020-12-23 08:23:56,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6667 states to 6667 states and 12587 transitions. [2020-12-23 08:23:56,897 INFO L78 Accepts]: Start accepts. Automaton has 6667 states and 12587 transitions. Word has length 52 [2020-12-23 08:23:56,902 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:23:56,903 INFO L481 AbstractCegarLoop]: Abstraction has 6667 states and 12587 transitions. [2020-12-23 08:23:56,903 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-12-23 08:23:56,903 INFO L276 IsEmpty]: Start isEmpty. Operand 6667 states and 12587 transitions. [2020-12-23 08:23:56,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-12-23 08:23:56,904 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:23:56,905 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] [2020-12-23 08:23:56,905 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-12-23 08:23:56,905 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]=== [2020-12-23 08:23:56,906 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:23:56,906 INFO L82 PathProgramCache]: Analyzing trace with hash 922022740, now seen corresponding path program 1 times [2020-12-23 08:23:56,906 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:23:56,906 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1870301404] [2020-12-23 08:23:56,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:23:56,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:23:57,015 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:23:57,016 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1870301404] [2020-12-23 08:23:57,016 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:23:57,016 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-12-23 08:23:57,017 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1447204565] [2020-12-23 08:23:57,017 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-12-23 08:23:57,017 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:23:57,018 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-12-23 08:23:57,018 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-12-23 08:23:57,018 INFO L87 Difference]: Start difference. First operand 6667 states and 12587 transitions. Second operand 7 states. [2020-12-23 08:23:58,521 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:23:58,521 INFO L93 Difference]: Finished difference Result 33068 states and 62565 transitions. [2020-12-23 08:23:58,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-12-23 08:23:58,522 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 54 [2020-12-23 08:23:58,522 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:23:58,565 INFO L225 Difference]: With dead ends: 33068 [2020-12-23 08:23:58,566 INFO L226 Difference]: Without dead ends: 26434 [2020-12-23 08:23:58,579 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=55, Invalid=101, Unknown=0, NotChecked=0, Total=156 [2020-12-23 08:23:58,612 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26434 states. [2020-12-23 08:23:59,044 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26434 to 6672. [2020-12-23 08:23:59,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6672 states. [2020-12-23 08:23:59,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6672 states to 6672 states and 12595 transitions. [2020-12-23 08:23:59,064 INFO L78 Accepts]: Start accepts. Automaton has 6672 states and 12595 transitions. Word has length 54 [2020-12-23 08:23:59,064 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:23:59,065 INFO L481 AbstractCegarLoop]: Abstraction has 6672 states and 12595 transitions. [2020-12-23 08:23:59,065 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-12-23 08:23:59,065 INFO L276 IsEmpty]: Start isEmpty. Operand 6672 states and 12595 transitions. [2020-12-23 08:23:59,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-12-23 08:23:59,066 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:23:59,066 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] [2020-12-23 08:23:59,066 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-12-23 08:23:59,066 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]=== [2020-12-23 08:23:59,067 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:23:59,067 INFO L82 PathProgramCache]: Analyzing trace with hash 848132079, now seen corresponding path program 1 times [2020-12-23 08:23:59,067 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:23:59,068 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [149344754] [2020-12-23 08:23:59,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:23:59,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:23:59,141 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:23:59,141 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [149344754] [2020-12-23 08:23:59,141 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:23:59,141 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 08:23:59,142 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [594441185] [2020-12-23 08:23:59,142 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 08:23:59,142 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:23:59,144 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 08:23:59,144 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:23:59,144 INFO L87 Difference]: Start difference. First operand 6672 states and 12595 transitions. Second operand 3 states. [2020-12-23 08:23:59,545 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:23:59,546 INFO L93 Difference]: Finished difference Result 13286 states and 25108 transitions. [2020-12-23 08:23:59,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 08:23:59,546 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 56 [2020-12-23 08:23:59,546 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:23:59,558 INFO L225 Difference]: With dead ends: 13286 [2020-12-23 08:23:59,558 INFO L226 Difference]: Without dead ends: 6651 [2020-12-23 08:23:59,569 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:23:59,584 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6651 states. [2020-12-23 08:24:00,028 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6651 to 6651. [2020-12-23 08:24:00,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6651 states. [2020-12-23 08:24:00,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6651 states to 6651 states and 12559 transitions. [2020-12-23 08:24:00,048 INFO L78 Accepts]: Start accepts. Automaton has 6651 states and 12559 transitions. Word has length 56 [2020-12-23 08:24:00,049 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:24:00,049 INFO L481 AbstractCegarLoop]: Abstraction has 6651 states and 12559 transitions. [2020-12-23 08:24:00,049 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 08:24:00,049 INFO L276 IsEmpty]: Start isEmpty. Operand 6651 states and 12559 transitions. [2020-12-23 08:24:00,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-12-23 08:24:00,050 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:24:00,050 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] [2020-12-23 08:24:00,050 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-12-23 08:24:00,051 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]=== [2020-12-23 08:24:00,051 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:24:00,051 INFO L82 PathProgramCache]: Analyzing trace with hash -1660045014, now seen corresponding path program 1 times [2020-12-23 08:24:00,052 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:24:00,052 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1076113232] [2020-12-23 08:24:00,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:24:00,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:24:00,134 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:24:00,134 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1076113232] [2020-12-23 08:24:00,135 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:24:00,135 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 08:24:00,135 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1703381139] [2020-12-23 08:24:00,135 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 08:24:00,136 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:24:00,136 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 08:24:00,136 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 08:24:00,136 INFO L87 Difference]: Start difference. First operand 6651 states and 12559 transitions. Second operand 5 states. [2020-12-23 08:24:00,506 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:24:00,506 INFO L93 Difference]: Finished difference Result 13235 states and 25030 transitions. [2020-12-23 08:24:00,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-23 08:24:00,507 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 58 [2020-12-23 08:24:00,507 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:24:00,518 INFO L225 Difference]: With dead ends: 13235 [2020-12-23 08:24:00,519 INFO L226 Difference]: Without dead ends: 6645 [2020-12-23 08:24:00,527 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-12-23 08:24:00,537 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6645 states. [2020-12-23 08:24:00,772 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6645 to 6645. [2020-12-23 08:24:00,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6645 states. [2020-12-23 08:24:00,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6645 states to 6645 states and 12550 transitions. [2020-12-23 08:24:00,789 INFO L78 Accepts]: Start accepts. Automaton has 6645 states and 12550 transitions. Word has length 58 [2020-12-23 08:24:00,789 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:24:00,789 INFO L481 AbstractCegarLoop]: Abstraction has 6645 states and 12550 transitions. [2020-12-23 08:24:00,789 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 08:24:00,789 INFO L276 IsEmpty]: Start isEmpty. Operand 6645 states and 12550 transitions. [2020-12-23 08:24:00,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-12-23 08:24:00,791 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:24:00,791 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] [2020-12-23 08:24:00,791 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-12-23 08:24:00,791 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]=== [2020-12-23 08:24:00,791 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:24:00,792 INFO L82 PathProgramCache]: Analyzing trace with hash 1928367274, now seen corresponding path program 1 times [2020-12-23 08:24:00,792 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:24:00,792 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1911221652] [2020-12-23 08:24:00,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:24:00,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:24:00,854 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:24:00,854 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1911221652] [2020-12-23 08:24:00,855 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:24:00,855 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 08:24:00,855 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [766201261] [2020-12-23 08:24:00,855 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 08:24:00,855 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:24:00,856 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 08:24:00,856 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-23 08:24:00,856 INFO L87 Difference]: Start difference. First operand 6645 states and 12550 transitions. Second operand 4 states. [2020-12-23 08:24:01,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:24:01,176 INFO L93 Difference]: Finished difference Result 13229 states and 25021 transitions. [2020-12-23 08:24:01,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-23 08:24:01,177 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 58 [2020-12-23 08:24:01,177 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:24:01,187 INFO L225 Difference]: With dead ends: 13229 [2020-12-23 08:24:01,188 INFO L226 Difference]: Without dead ends: 6631 [2020-12-23 08:24:01,200 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 [2020-12-23 08:24:01,214 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6631 states. [2020-12-23 08:24:01,512 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6631 to 6631. [2020-12-23 08:24:01,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6631 states. [2020-12-23 08:24:01,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6631 states to 6631 states and 12529 transitions. [2020-12-23 08:24:01,531 INFO L78 Accepts]: Start accepts. Automaton has 6631 states and 12529 transitions. Word has length 58 [2020-12-23 08:24:01,531 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:24:01,532 INFO L481 AbstractCegarLoop]: Abstraction has 6631 states and 12529 transitions. [2020-12-23 08:24:01,532 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 08:24:01,532 INFO L276 IsEmpty]: Start isEmpty. Operand 6631 states and 12529 transitions. [2020-12-23 08:24:01,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-12-23 08:24:01,533 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:24:01,533 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] [2020-12-23 08:24:01,533 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-12-23 08:24:01,533 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]=== [2020-12-23 08:24:01,534 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:24:01,534 INFO L82 PathProgramCache]: Analyzing trace with hash 427975005, now seen corresponding path program 1 times [2020-12-23 08:24:01,534 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:24:01,535 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [70845216] [2020-12-23 08:24:01,535 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:24:01,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:24:01,609 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:24:01,609 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [70845216] [2020-12-23 08:24:01,609 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:24:01,610 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-12-23 08:24:01,610 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1211625440] [2020-12-23 08:24:01,610 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-23 08:24:01,610 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:24:01,611 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-23 08:24:01,611 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-12-23 08:24:01,611 INFO L87 Difference]: Start difference. First operand 6631 states and 12529 transitions. Second operand 6 states. [2020-12-23 08:24:02,369 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:24:02,370 INFO L93 Difference]: Finished difference Result 13229 states and 25016 transitions. [2020-12-23 08:24:02,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-12-23 08:24:02,370 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 59 [2020-12-23 08:24:02,371 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:24:02,382 INFO L225 Difference]: With dead ends: 13229 [2020-12-23 08:24:02,382 INFO L226 Difference]: Without dead ends: 6651 [2020-12-23 08:24:02,391 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2020-12-23 08:24:02,403 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6651 states. [2020-12-23 08:24:02,871 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6651 to 6631. [2020-12-23 08:24:02,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6631 states. [2020-12-23 08:24:02,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6631 states to 6631 states and 12528 transitions. [2020-12-23 08:24:02,888 INFO L78 Accepts]: Start accepts. Automaton has 6631 states and 12528 transitions. Word has length 59 [2020-12-23 08:24:02,888 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:24:02,888 INFO L481 AbstractCegarLoop]: Abstraction has 6631 states and 12528 transitions. [2020-12-23 08:24:02,889 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-12-23 08:24:02,889 INFO L276 IsEmpty]: Start isEmpty. Operand 6631 states and 12528 transitions. [2020-12-23 08:24:02,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-12-23 08:24:02,890 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:24:02,890 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] [2020-12-23 08:24:02,890 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-12-23 08:24:02,890 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]=== [2020-12-23 08:24:02,890 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:24:02,891 INFO L82 PathProgramCache]: Analyzing trace with hash 113578385, now seen corresponding path program 1 times [2020-12-23 08:24:02,891 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:24:02,891 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [512348588] [2020-12-23 08:24:02,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:24:02,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:24:02,963 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:24:02,964 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [512348588] [2020-12-23 08:24:02,964 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:24:02,964 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-12-23 08:24:02,964 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [706734351] [2020-12-23 08:24:02,964 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-23 08:24:02,965 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:24:02,965 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-23 08:24:02,965 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-12-23 08:24:02,966 INFO L87 Difference]: Start difference. First operand 6631 states and 12528 transitions. Second operand 6 states. [2020-12-23 08:24:03,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:24:03,397 INFO L93 Difference]: Finished difference Result 13219 states and 24997 transitions. [2020-12-23 08:24:03,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-12-23 08:24:03,397 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 60 [2020-12-23 08:24:03,397 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:24:03,405 INFO L225 Difference]: With dead ends: 13219 [2020-12-23 08:24:03,405 INFO L226 Difference]: Without dead ends: 6646 [2020-12-23 08:24:03,412 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2020-12-23 08:24:03,422 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6646 states. [2020-12-23 08:24:03,654 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6646 to 6631. [2020-12-23 08:24:03,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6631 states. [2020-12-23 08:24:03,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6631 states to 6631 states and 12527 transitions. [2020-12-23 08:24:03,666 INFO L78 Accepts]: Start accepts. Automaton has 6631 states and 12527 transitions. Word has length 60 [2020-12-23 08:24:03,666 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:24:03,666 INFO L481 AbstractCegarLoop]: Abstraction has 6631 states and 12527 transitions. [2020-12-23 08:24:03,666 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-12-23 08:24:03,666 INFO L276 IsEmpty]: Start isEmpty. Operand 6631 states and 12527 transitions. [2020-12-23 08:24:03,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-12-23 08:24:03,667 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:24:03,667 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] [2020-12-23 08:24:03,667 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-12-23 08:24:03,667 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]=== [2020-12-23 08:24:03,668 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:24:03,668 INFO L82 PathProgramCache]: Analyzing trace with hash -1604010734, now seen corresponding path program 1 times [2020-12-23 08:24:03,668 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:24:03,668 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1208063197] [2020-12-23 08:24:03,668 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:24:03,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:24:03,749 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:24:03,750 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1208063197] [2020-12-23 08:24:03,750 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:24:03,750 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-23 08:24:03,750 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1953875940] [2020-12-23 08:24:03,751 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 08:24:03,751 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:24:03,751 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 08:24:03,752 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:24:03,752 INFO L87 Difference]: Start difference. First operand 6631 states and 12527 transitions. Second operand 3 states. [2020-12-23 08:24:04,743 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:24:04,744 INFO L93 Difference]: Finished difference Result 14863 states and 28113 transitions. [2020-12-23 08:24:04,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 08:24:04,745 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 61 [2020-12-23 08:24:04,745 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:24:04,765 INFO L225 Difference]: With dead ends: 14863 [2020-12-23 08:24:04,765 INFO L226 Difference]: Without dead ends: 11522 [2020-12-23 08:24:04,773 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:24:04,793 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11522 states. [2020-12-23 08:24:05,243 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11522 to 9543. [2020-12-23 08:24:05,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9543 states. [2020-12-23 08:24:05,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9543 states to 9543 states and 18043 transitions. [2020-12-23 08:24:05,260 INFO L78 Accepts]: Start accepts. Automaton has 9543 states and 18043 transitions. Word has length 61 [2020-12-23 08:24:05,260 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:24:05,260 INFO L481 AbstractCegarLoop]: Abstraction has 9543 states and 18043 transitions. [2020-12-23 08:24:05,260 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 08:24:05,260 INFO L276 IsEmpty]: Start isEmpty. Operand 9543 states and 18043 transitions. [2020-12-23 08:24:05,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2020-12-23 08:24:05,266 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:24:05,266 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 08:24:05,266 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-12-23 08:24:05,266 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]=== [2020-12-23 08:24:05,266 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:24:05,267 INFO L82 PathProgramCache]: Analyzing trace with hash -678243071, now seen corresponding path program 1 times [2020-12-23 08:24:05,267 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:24:05,267 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [485583494] [2020-12-23 08:24:05,267 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:24:05,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:24:05,376 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:24:05,376 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [485583494] [2020-12-23 08:24:05,376 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:24:05,377 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-12-23 08:24:05,377 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [176158764] [2020-12-23 08:24:05,377 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-12-23 08:24:05,377 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:24:05,378 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-12-23 08:24:05,378 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-12-23 08:24:05,378 INFO L87 Difference]: Start difference. First operand 9543 states and 18043 transitions. Second operand 8 states. [2020-12-23 08:24:06,842 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:24:06,843 INFO L93 Difference]: Finished difference Result 20973 states and 39449 transitions. [2020-12-23 08:24:06,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-12-23 08:24:06,843 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 79 [2020-12-23 08:24:06,843 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:24:06,860 INFO L225 Difference]: With dead ends: 20973 [2020-12-23 08:24:06,860 INFO L226 Difference]: Without dead ends: 12607 [2020-12-23 08:24:06,870 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 [2020-12-23 08:24:06,884 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12607 states. [2020-12-23 08:24:07,301 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12607 to 7863. [2020-12-23 08:24:07,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7863 states. [2020-12-23 08:24:07,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7863 states to 7863 states and 14803 transitions. [2020-12-23 08:24:07,316 INFO L78 Accepts]: Start accepts. Automaton has 7863 states and 14803 transitions. Word has length 79 [2020-12-23 08:24:07,316 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:24:07,316 INFO L481 AbstractCegarLoop]: Abstraction has 7863 states and 14803 transitions. [2020-12-23 08:24:07,316 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-12-23 08:24:07,316 INFO L276 IsEmpty]: Start isEmpty. Operand 7863 states and 14803 transitions. [2020-12-23 08:24:07,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2020-12-23 08:24:07,319 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:24:07,319 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 08:24:07,319 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-12-23 08:24:07,320 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]=== [2020-12-23 08:24:07,320 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:24:07,320 INFO L82 PathProgramCache]: Analyzing trace with hash 1129806194, now seen corresponding path program 1 times [2020-12-23 08:24:07,320 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:24:07,320 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1373162291] [2020-12-23 08:24:07,321 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:24:07,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:24:07,394 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:24:07,394 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1373162291] [2020-12-23 08:24:07,394 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:24:07,394 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-23 08:24:07,395 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [475876141] [2020-12-23 08:24:07,395 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 08:24:07,395 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:24:07,396 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 08:24:07,396 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:24:07,396 INFO L87 Difference]: Start difference. First operand 7863 states and 14803 transitions. Second operand 3 states. [2020-12-23 08:24:08,227 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:24:08,228 INFO L93 Difference]: Finished difference Result 18426 states and 34736 transitions. [2020-12-23 08:24:08,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 08:24:08,228 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 80 [2020-12-23 08:24:08,228 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:24:08,244 INFO L225 Difference]: With dead ends: 18426 [2020-12-23 08:24:08,244 INFO L226 Difference]: Without dead ends: 11792 [2020-12-23 08:24:08,255 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:24:08,268 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11792 states. [2020-12-23 08:24:08,916 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11792 to 11777. [2020-12-23 08:24:08,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11777 states. [2020-12-23 08:24:08,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11777 states to 11777 states and 22135 transitions. [2020-12-23 08:24:08,938 INFO L78 Accepts]: Start accepts. Automaton has 11777 states and 22135 transitions. Word has length 80 [2020-12-23 08:24:08,938 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:24:08,938 INFO L481 AbstractCegarLoop]: Abstraction has 11777 states and 22135 transitions. [2020-12-23 08:24:08,938 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 08:24:08,938 INFO L276 IsEmpty]: Start isEmpty. Operand 11777 states and 22135 transitions. [2020-12-23 08:24:08,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2020-12-23 08:24:08,950 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:24:08,950 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 08:24:08,950 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-12-23 08:24:08,950 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]=== [2020-12-23 08:24:08,951 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:24:08,951 INFO L82 PathProgramCache]: Analyzing trace with hash 341655751, now seen corresponding path program 1 times [2020-12-23 08:24:08,951 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:24:08,951 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1943317366] [2020-12-23 08:24:08,951 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:24:08,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:24:09,048 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:24:09,049 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1943317366] [2020-12-23 08:24:09,049 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:24:09,049 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-23 08:24:09,049 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [753306293] [2020-12-23 08:24:09,051 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 08:24:09,051 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:24:09,052 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 08:24:09,052 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:24:09,052 INFO L87 Difference]: Start difference. First operand 11777 states and 22135 transitions. Second operand 3 states. [2020-12-23 08:24:10,132 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:24:10,132 INFO L93 Difference]: Finished difference Result 29490 states and 55486 transitions. [2020-12-23 08:24:10,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 08:24:10,133 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 81 [2020-12-23 08:24:10,133 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:24:10,159 INFO L225 Difference]: With dead ends: 29490 [2020-12-23 08:24:10,159 INFO L226 Difference]: Without dead ends: 19532 [2020-12-23 08:24:10,178 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:24:10,196 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19532 states. [2020-12-23 08:24:11,224 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19532 to 19517. [2020-12-23 08:24:11,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19517 states. [2020-12-23 08:24:11,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19517 states to 19517 states and 36650 transitions. [2020-12-23 08:24:11,258 INFO L78 Accepts]: Start accepts. Automaton has 19517 states and 36650 transitions. Word has length 81 [2020-12-23 08:24:11,258 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:24:11,258 INFO L481 AbstractCegarLoop]: Abstraction has 19517 states and 36650 transitions. [2020-12-23 08:24:11,258 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 08:24:11,258 INFO L276 IsEmpty]: Start isEmpty. Operand 19517 states and 36650 transitions. [2020-12-23 08:24:11,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2020-12-23 08:24:11,263 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:24:11,263 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 08:24:11,263 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2020-12-23 08:24:11,263 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]=== [2020-12-23 08:24:11,263 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:24:11,264 INFO L82 PathProgramCache]: Analyzing trace with hash -687316393, now seen corresponding path program 1 times [2020-12-23 08:24:11,264 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:24:11,264 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1413912184] [2020-12-23 08:24:11,264 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:24:11,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:24:11,342 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:24:11,342 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1413912184] [2020-12-23 08:24:11,342 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:24:11,343 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-23 08:24:11,343 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1054237086] [2020-12-23 08:24:11,343 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 08:24:11,343 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:24:11,344 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 08:24:11,344 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:24:11,344 INFO L87 Difference]: Start difference. First operand 19517 states and 36650 transitions. Second operand 3 states. [2020-12-23 08:24:12,959 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:24:12,960 INFO L93 Difference]: Finished difference Result 51442 states and 96663 transitions. [2020-12-23 08:24:12,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 08:24:12,960 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 82 [2020-12-23 08:24:12,960 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:24:13,014 INFO L225 Difference]: With dead ends: 51442 [2020-12-23 08:24:13,014 INFO L226 Difference]: Without dead ends: 34816 [2020-12-23 08:24:13,038 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:24:13,079 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34816 states. [2020-12-23 08:24:14,671 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34816 to 34801. [2020-12-23 08:24:14,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 34801 states. [2020-12-23 08:24:14,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34801 states to 34801 states and 65300 transitions. [2020-12-23 08:24:14,737 INFO L78 Accepts]: Start accepts. Automaton has 34801 states and 65300 transitions. Word has length 82 [2020-12-23 08:24:14,737 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:24:14,738 INFO L481 AbstractCegarLoop]: Abstraction has 34801 states and 65300 transitions. [2020-12-23 08:24:14,738 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 08:24:14,738 INFO L276 IsEmpty]: Start isEmpty. Operand 34801 states and 65300 transitions. [2020-12-23 08:24:14,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2020-12-23 08:24:14,741 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:24:14,741 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 08:24:14,741 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2020-12-23 08:24:14,741 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]=== [2020-12-23 08:24:14,742 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:24:14,742 INFO L82 PathProgramCache]: Analyzing trace with hash -591826676, now seen corresponding path program 1 times [2020-12-23 08:24:14,742 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:24:14,742 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [919497788] [2020-12-23 08:24:14,743 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:24:14,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:24:14,818 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:24:14,818 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [919497788] [2020-12-23 08:24:14,818 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:24:14,818 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-23 08:24:14,820 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [189836781] [2020-12-23 08:24:14,821 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 08:24:14,821 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:24:14,822 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 08:24:14,822 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:24:14,822 INFO L87 Difference]: Start difference. First operand 34801 states and 65300 transitions. Second operand 3 states. [2020-12-23 08:24:18,119 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:24:18,119 INFO L93 Difference]: Finished difference Result 94954 states and 178208 transitions. [2020-12-23 08:24:18,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 08:24:18,120 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 83 [2020-12-23 08:24:18,120 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:24:18,218 INFO L225 Difference]: With dead ends: 94954 [2020-12-23 08:24:18,219 INFO L226 Difference]: Without dead ends: 64972 [2020-12-23 08:24:18,254 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:24:18,307 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64972 states. [2020-12-23 08:24:21,629 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64972 to 64957. [2020-12-23 08:24:21,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 64957 states. [2020-12-23 08:24:21,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64957 states to 64957 states and 121758 transitions. [2020-12-23 08:24:21,884 INFO L78 Accepts]: Start accepts. Automaton has 64957 states and 121758 transitions. Word has length 83 [2020-12-23 08:24:21,884 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:24:21,884 INFO L481 AbstractCegarLoop]: Abstraction has 64957 states and 121758 transitions. [2020-12-23 08:24:21,884 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 08:24:21,884 INFO L276 IsEmpty]: Start isEmpty. Operand 64957 states and 121758 transitions. [2020-12-23 08:24:21,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2020-12-23 08:24:21,892 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:24:21,893 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 08:24:21,893 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2020-12-23 08:24:21,893 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]=== [2020-12-23 08:24:21,893 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:24:21,893 INFO L82 PathProgramCache]: Analyzing trace with hash -1803195970, now seen corresponding path program 1 times [2020-12-23 08:24:21,894 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:24:21,894 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1412524519] [2020-12-23 08:24:21,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:24:21,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:24:22,003 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:24:22,003 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1412524519] [2020-12-23 08:24:22,004 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:24:22,004 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 08:24:22,007 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [967758849] [2020-12-23 08:24:22,008 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 08:24:22,008 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:24:22,009 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 08:24:22,009 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 08:24:22,009 INFO L87 Difference]: Start difference. First operand 64957 states and 121758 transitions. Second operand 5 states. [2020-12-23 08:24:32,292 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:24:32,293 INFO L93 Difference]: Finished difference Result 289901 states and 543502 transitions. [2020-12-23 08:24:32,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-12-23 08:24:32,293 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 84 [2020-12-23 08:24:32,294 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:24:32,996 INFO L225 Difference]: With dead ends: 289901 [2020-12-23 08:24:32,996 INFO L226 Difference]: Without dead ends: 233379 [2020-12-23 08:24:33,079 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 [2020-12-23 08:24:33,260 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 233379 states. [2020-12-23 08:24:39,869 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 233379 to 114060. [2020-12-23 08:24:39,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114060 states. [2020-12-23 08:24:40,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114060 states to 114060 states and 213455 transitions. [2020-12-23 08:24:40,357 INFO L78 Accepts]: Start accepts. Automaton has 114060 states and 213455 transitions. Word has length 84 [2020-12-23 08:24:40,359 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:24:40,359 INFO L481 AbstractCegarLoop]: Abstraction has 114060 states and 213455 transitions. [2020-12-23 08:24:40,359 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 08:24:40,359 INFO L276 IsEmpty]: Start isEmpty. Operand 114060 states and 213455 transitions. [2020-12-23 08:24:40,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2020-12-23 08:24:40,376 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:24:40,380 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 08:24:40,380 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2020-12-23 08:24:40,380 INFO L429 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:24:40,381 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:24:40,381 INFO L82 PathProgramCache]: Analyzing trace with hash 1514585108, now seen corresponding path program 1 times [2020-12-23 08:24:40,381 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:24:40,381 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2043875531] [2020-12-23 08:24:40,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:24:40,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:24:40,522 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:24:40,522 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2043875531] [2020-12-23 08:24:40,523 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:24:40,523 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 08:24:40,525 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1489752120] [2020-12-23 08:24:40,526 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 08:24:40,526 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:24:40,527 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 08:24:40,527 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 08:24:40,527 INFO L87 Difference]: Start difference. First operand 114060 states and 213455 transitions. Second operand 5 states. [2020-12-23 08:24:49,791 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:24:49,792 INFO L93 Difference]: Finished difference Result 281762 states and 526536 transitions. [2020-12-23 08:24:49,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-23 08:24:49,792 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 86 [2020-12-23 08:24:49,792 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:24:50,297 INFO L225 Difference]: With dead ends: 281762 [2020-12-23 08:24:50,297 INFO L226 Difference]: Without dead ends: 176542 [2020-12-23 08:24:50,385 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-12-23 08:24:50,533 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 176542 states. [2020-12-23 08:24:56,836 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 176542 to 114405. [2020-12-23 08:24:56,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114405 states. [2020-12-23 08:24:57,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114405 states to 114405 states and 213800 transitions. [2020-12-23 08:24:57,291 INFO L78 Accepts]: Start accepts. Automaton has 114405 states and 213800 transitions. Word has length 86 [2020-12-23 08:24:57,291 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:24:57,291 INFO L481 AbstractCegarLoop]: Abstraction has 114405 states and 213800 transitions. [2020-12-23 08:24:57,291 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 08:24:57,291 INFO L276 IsEmpty]: Start isEmpty. Operand 114405 states and 213800 transitions. [2020-12-23 08:24:57,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2020-12-23 08:24:57,295 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:24:57,296 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 08:24:57,296 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2020-12-23 08:24:57,296 INFO L429 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:24:57,296 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:24:57,296 INFO L82 PathProgramCache]: Analyzing trace with hash 787738649, now seen corresponding path program 1 times [2020-12-23 08:24:57,297 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:24:57,297 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [253496568] [2020-12-23 08:24:57,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:24:57,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:24:57,403 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:24:57,403 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [253496568] [2020-12-23 08:24:57,404 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:24:57,404 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-23 08:24:57,404 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [524210018] [2020-12-23 08:24:57,404 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 08:24:57,405 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:24:57,408 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 08:24:57,409 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:24:57,409 INFO L87 Difference]: Start difference. First operand 114405 states and 213800 transitions. Second operand 3 states. [2020-12-23 08:25:06,069 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:25:06,069 INFO L93 Difference]: Finished difference Result 247444 states and 461656 transitions. [2020-12-23 08:25:06,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 08:25:06,070 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 91 [2020-12-23 08:25:06,070 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:25:06,388 INFO L225 Difference]: With dead ends: 247444 [2020-12-23 08:25:06,388 INFO L226 Difference]: Without dead ends: 141297 [2020-12-23 08:25:06,474 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:25:06,600 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 141297 states. [2020-12-23 08:25:13,851 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 141297 to 140874. [2020-12-23 08:25:13,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 140874 states. [2020-12-23 08:25:14,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140874 states to 140874 states and 260559 transitions. [2020-12-23 08:25:14,343 INFO L78 Accepts]: Start accepts. Automaton has 140874 states and 260559 transitions. Word has length 91 [2020-12-23 08:25:14,343 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:25:14,343 INFO L481 AbstractCegarLoop]: Abstraction has 140874 states and 260559 transitions. [2020-12-23 08:25:14,343 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 08:25:14,343 INFO L276 IsEmpty]: Start isEmpty. Operand 140874 states and 260559 transitions. [2020-12-23 08:25:14,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2020-12-23 08:25:14,347 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:25:14,347 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 08:25:14,347 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2020-12-23 08:25:14,347 INFO L429 AbstractCegarLoop]: === Iteration 25 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:25:14,348 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:25:14,348 INFO L82 PathProgramCache]: Analyzing trace with hash 1608512014, now seen corresponding path program 1 times [2020-12-23 08:25:14,348 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:25:14,348 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1149405977] [2020-12-23 08:25:14,349 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:25:14,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:25:14,422 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:25:14,423 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1149405977] [2020-12-23 08:25:14,423 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:25:14,424 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 08:25:14,424 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1767278368] [2020-12-23 08:25:14,424 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 08:25:14,424 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:25:14,425 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 08:25:14,425 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 08:25:14,425 INFO L87 Difference]: Start difference. First operand 140874 states and 260559 transitions. Second operand 5 states. [2020-12-23 08:25:30,264 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:25:30,265 INFO L93 Difference]: Finished difference Result 383043 states and 707312 transitions. [2020-12-23 08:25:30,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-23 08:25:30,265 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 93 [2020-12-23 08:25:30,266 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:25:30,805 INFO L225 Difference]: With dead ends: 383043 [2020-12-23 08:25:30,805 INFO L226 Difference]: Without dead ends: 250451 [2020-12-23 08:25:30,920 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-12-23 08:25:31,141 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 250451 states. [2020-12-23 08:25:39,589 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 250451 to 140874. [2020-12-23 08:25:39,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 140874 states. [2020-12-23 08:25:40,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140874 states to 140874 states and 256768 transitions. [2020-12-23 08:25:40,201 INFO L78 Accepts]: Start accepts. Automaton has 140874 states and 256768 transitions. Word has length 93 [2020-12-23 08:25:40,201 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:25:40,201 INFO L481 AbstractCegarLoop]: Abstraction has 140874 states and 256768 transitions. [2020-12-23 08:25:40,201 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 08:25:40,201 INFO L276 IsEmpty]: Start isEmpty. Operand 140874 states and 256768 transitions. [2020-12-23 08:25:40,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2020-12-23 08:25:40,204 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:25:40,205 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 08:25:40,205 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2020-12-23 08:25:40,205 INFO L429 AbstractCegarLoop]: === Iteration 26 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:25:40,205 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:25:40,205 INFO L82 PathProgramCache]: Analyzing trace with hash -574613223, now seen corresponding path program 1 times [2020-12-23 08:25:40,205 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:25:40,206 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [798596991] [2020-12-23 08:25:40,206 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:25:40,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:25:40,301 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:25:40,301 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [798596991] [2020-12-23 08:25:40,301 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:25:40,301 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 08:25:40,301 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1006028016] [2020-12-23 08:25:40,302 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 08:25:40,302 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:25:40,302 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 08:25:40,303 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 08:25:40,303 INFO L87 Difference]: Start difference. First operand 140874 states and 256768 transitions. Second operand 5 states. [2020-12-23 08:25:48,425 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:25:48,425 INFO L93 Difference]: Finished difference Result 253021 states and 461200 transitions. [2020-12-23 08:25:48,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-23 08:25:48,426 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 94 [2020-12-23 08:25:48,426 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:25:48,726 INFO L225 Difference]: With dead ends: 253021 [2020-12-23 08:25:48,727 INFO L226 Difference]: Without dead ends: 141025 [2020-12-23 08:25:48,835 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 [2020-12-23 08:25:48,959 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 141025 states. [2020-12-23 08:25:56,671 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 141025 to 140874. [2020-12-23 08:25:56,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 140874 states. [2020-12-23 08:25:57,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140874 states to 140874 states and 256561 transitions. [2020-12-23 08:25:57,241 INFO L78 Accepts]: Start accepts. Automaton has 140874 states and 256561 transitions. Word has length 94 [2020-12-23 08:25:57,242 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:25:57,242 INFO L481 AbstractCegarLoop]: Abstraction has 140874 states and 256561 transitions. [2020-12-23 08:25:57,242 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 08:25:57,242 INFO L276 IsEmpty]: Start isEmpty. Operand 140874 states and 256561 transitions. [2020-12-23 08:25:57,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2020-12-23 08:25:57,246 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:25:57,246 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 08:25:57,246 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2020-12-23 08:25:57,246 INFO L429 AbstractCegarLoop]: === Iteration 27 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:25:57,247 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:25:57,247 INFO L82 PathProgramCache]: Analyzing trace with hash -1161419237, now seen corresponding path program 1 times [2020-12-23 08:25:57,247 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:25:57,247 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1854905791] [2020-12-23 08:25:57,247 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:25:57,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:25:57,329 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:25:57,329 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1854905791] [2020-12-23 08:25:57,329 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:25:57,330 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 08:25:57,330 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1915560756] [2020-12-23 08:25:57,330 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 08:25:57,330 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:25:57,331 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 08:25:57,331 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:25:57,331 INFO L87 Difference]: Start difference. First operand 140874 states and 256561 transitions. Second operand 3 states. [2020-12-23 08:26:06,402 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:26:06,402 INFO L93 Difference]: Finished difference Result 273243 states and 497181 transitions. [2020-12-23 08:26:06,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 08:26:06,403 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 94 [2020-12-23 08:26:06,403 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:26:06,686 INFO L225 Difference]: With dead ends: 273243 [2020-12-23 08:26:06,687 INFO L226 Difference]: Without dead ends: 140664 [2020-12-23 08:26:06,803 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:26:06,990 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140664 states. [2020-12-23 08:26:14,692 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140664 to 140664. [2020-12-23 08:26:14,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 140664 states. [2020-12-23 08:26:15,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140664 states to 140664 states and 256143 transitions. [2020-12-23 08:26:15,218 INFO L78 Accepts]: Start accepts. Automaton has 140664 states and 256143 transitions. Word has length 94 [2020-12-23 08:26:15,218 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:26:15,218 INFO L481 AbstractCegarLoop]: Abstraction has 140664 states and 256143 transitions. [2020-12-23 08:26:15,218 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 08:26:15,218 INFO L276 IsEmpty]: Start isEmpty. Operand 140664 states and 256143 transitions. [2020-12-23 08:26:15,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2020-12-23 08:26:15,221 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:26:15,222 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 08:26:15,222 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2020-12-23 08:26:15,222 INFO L429 AbstractCegarLoop]: === Iteration 28 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:26:15,222 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:26:15,223 INFO L82 PathProgramCache]: Analyzing trace with hash 1377205531, now seen corresponding path program 1 times [2020-12-23 08:26:15,223 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:26:15,223 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1496535703] [2020-12-23 08:26:15,223 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:26:15,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:26:15,320 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:26:15,320 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1496535703] [2020-12-23 08:26:15,320 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:26:15,321 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 08:26:15,321 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1061035626] [2020-12-23 08:26:15,321 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 08:26:15,321 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:26:15,322 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 08:26:15,322 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 08:26:15,322 INFO L87 Difference]: Start difference. First operand 140664 states and 256143 transitions. Second operand 5 states. [2020-12-23 08:26:35,664 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:26:35,665 INFO L93 Difference]: Finished difference Result 492751 states and 897353 transitions. [2020-12-23 08:26:35,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-12-23 08:26:35,665 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 96 [2020-12-23 08:26:35,666 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:26:36,758 INFO L225 Difference]: With dead ends: 492751 [2020-12-23 08:26:36,759 INFO L226 Difference]: Without dead ends: 380914 [2020-12-23 08:26:36,933 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-12-23 08:26:37,263 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 380914 states. [2020-12-23 08:26:47,232 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 380914 to 140664. [2020-12-23 08:26:47,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 140664 states. [2020-12-23 08:26:47,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140664 states to 140664 states and 256039 transitions. [2020-12-23 08:26:47,738 INFO L78 Accepts]: Start accepts. Automaton has 140664 states and 256039 transitions. Word has length 96 [2020-12-23 08:26:47,738 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:26:47,738 INFO L481 AbstractCegarLoop]: Abstraction has 140664 states and 256039 transitions. [2020-12-23 08:26:47,738 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 08:26:47,738 INFO L276 IsEmpty]: Start isEmpty. Operand 140664 states and 256039 transitions. [2020-12-23 08:26:47,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2020-12-23 08:26:47,742 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:26:47,742 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 08:26:47,742 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2020-12-23 08:26:47,742 INFO L429 AbstractCegarLoop]: === Iteration 29 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:26:47,743 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:26:47,743 INFO L82 PathProgramCache]: Analyzing trace with hash 1061897881, now seen corresponding path program 1 times [2020-12-23 08:26:47,743 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:26:47,743 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [335657867] [2020-12-23 08:26:47,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:26:47,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:26:47,906 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:26:47,906 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [335657867] [2020-12-23 08:26:47,906 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:26:47,906 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 08:26:47,907 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [920109845] [2020-12-23 08:26:47,907 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 08:26:47,907 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:26:47,907 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 08:26:47,908 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-12-23 08:26:47,908 INFO L87 Difference]: Start difference. First operand 140664 states and 256039 transitions. Second operand 5 states.