/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/email_spec1_product12.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-bitabs-178dd20 [2021-01-06 18:41:52,173 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-01-06 18:41:52,177 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-01-06 18:41:52,228 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-01-06 18:41:52,229 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-01-06 18:41:52,230 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-01-06 18:41:52,232 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-01-06 18:41:52,235 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-01-06 18:41:52,237 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-01-06 18:41:52,238 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-01-06 18:41:52,239 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-01-06 18:41:52,241 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-01-06 18:41:52,241 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-01-06 18:41:52,244 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-01-06 18:41:52,245 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-01-06 18:41:52,246 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-01-06 18:41:52,247 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-01-06 18:41:52,249 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-01-06 18:41:52,251 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-01-06 18:41:52,253 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-01-06 18:41:52,255 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-01-06 18:41:52,257 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-01-06 18:41:52,258 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-01-06 18:41:52,259 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-01-06 18:41:52,263 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-01-06 18:41:52,263 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-01-06 18:41:52,263 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-01-06 18:41:52,265 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-01-06 18:41:52,265 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-01-06 18:41:52,267 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-01-06 18:41:52,267 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-01-06 18:41:52,268 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-01-06 18:41:52,289 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-01-06 18:41:52,290 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-01-06 18:41:52,291 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-01-06 18:41:52,292 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-01-06 18:41:52,292 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-01-06 18:41:52,293 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-01-06 18:41:52,293 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-01-06 18:41:52,294 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-01-06 18:41:52,295 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-01-06 18:41:52,296 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-01-06 18:41:52,330 INFO L113 SettingsManager]: Loading preferences was successful [2021-01-06 18:41:52,331 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-01-06 18:41:52,332 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-01-06 18:41:52,333 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-01-06 18:41:52,333 INFO L138 SettingsManager]: * Use SBE=true [2021-01-06 18:41:52,333 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-01-06 18:41:52,334 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-01-06 18:41:52,336 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-01-06 18:41:52,336 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-01-06 18:41:52,336 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-01-06 18:41:52,336 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-01-06 18:41:52,337 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-01-06 18:41:52,338 INFO L138 SettingsManager]: * Use constant arrays=true [2021-01-06 18:41:52,338 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-01-06 18:41:52,339 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-01-06 18:41:52,339 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-01-06 18:41:52,339 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-01-06 18:41:52,339 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-06 18:41:52,340 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-01-06 18:41:52,340 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-01-06 18:41:52,340 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-01-06 18:41:52,341 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-01-06 18:41:52,341 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-01-06 18:41:52,341 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-01-06 18:41:52,341 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-01-06 18:41:52,341 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-01-06 18:41:52,718 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-01-06 18:41:52,744 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-01-06 18:41:52,747 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-01-06 18:41:52,748 INFO L271 PluginConnector]: Initializing CDTParser... [2021-01-06 18:41:52,749 INFO L275 PluginConnector]: CDTParser initialized [2021-01-06 18:41:52,750 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/email_spec1_product12.cil.c [2021-01-06 18:41:52,838 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/881dd1730/74c35ba17d104f80aa3e307f249e2c01/FLAGbfa071dba [2021-01-06 18:41:53,745 INFO L306 CDTParser]: Found 1 translation units. [2021-01-06 18:41:53,746 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec1_product12.cil.c [2021-01-06 18:41:53,774 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/881dd1730/74c35ba17d104f80aa3e307f249e2c01/FLAGbfa071dba [2021-01-06 18:41:53,877 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/881dd1730/74c35ba17d104f80aa3e307f249e2c01 [2021-01-06 18:41:53,880 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-01-06 18:41:53,883 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-01-06 18:41:53,887 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-01-06 18:41:53,887 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-01-06 18:41:53,891 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-01-06 18:41:53,892 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.01 06:41:53" (1/1) ... [2021-01-06 18:41:53,893 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@490034e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:41:53, skipping insertion in model container [2021-01-06 18:41:53,893 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.01 06:41:53" (1/1) ... [2021-01-06 18:41:53,902 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-01-06 18:41:53,965 INFO L178 MainTranslator]: Built tables and reachable declarations left hand side expression in assignment: lhs: VariableLHS[~op1~0,] left hand side expression in assignment: lhs: VariableLHS[~op2~0,] left hand side expression in assignment: lhs: VariableLHS[~op3~0,] left hand side expression in assignment: lhs: VariableLHS[~op4~0,] left hand side expression in assignment: lhs: VariableLHS[~op5~0,] left hand side expression in assignment: lhs: VariableLHS[~op6~0,] left hand side expression in assignment: lhs: VariableLHS[~op7~0,] left hand side expression in assignment: lhs: VariableLHS[~op8~0,] left hand side expression in assignment: lhs: VariableLHS[~op9~0,] left hand side expression in assignment: lhs: VariableLHS[~op10~0,] left hand side expression in assignment: lhs: VariableLHS[~op11~0,] left hand side expression in assignment: lhs: VariableLHS[~splverifierCounter~0,] left hand side expression in assignment: lhs: VariableLHS[~splverifierCounter~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___9~0,] left hand side expression in assignment: lhs: VariableLHS[~op1~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___8~0,] left hand side expression in assignment: lhs: VariableLHS[~op2~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___7~0,] left hand side expression in assignment: lhs: VariableLHS[~op3~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___6~0,] left hand side expression in assignment: lhs: VariableLHS[~op4~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___5~0,] left hand side expression in assignment: lhs: VariableLHS[~op5~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~0,] left hand side expression in assignment: lhs: VariableLHS[~op6~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~0,] left hand side expression in assignment: lhs: VariableLHS[~op7~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~0,] left hand side expression in assignment: lhs: VariableLHS[~op8~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~0,] left hand side expression in assignment: lhs: VariableLHS[~op9~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~0,] left hand side expression in assignment: lhs: VariableLHS[~op10~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~0,] left hand side expression in assignment: lhs: VariableLHS[~op11~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~1,] left hand side expression in assignment: lhs: VariableLHS[~bob~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp1~0,] left hand side expression in assignment: lhs: VariableLHS[~rjh~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp2~0,] left hand side expression in assignment: lhs: VariableLHS[~chuck~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~0,] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_counter~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~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[~__cil_tmp3~2,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_name0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_name1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_name2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_outbuffer0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_outbuffer1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_outbuffer2~0,GLOBAL] 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[~__ste_ClientAddressBook_size0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_ClientAddressBook_size1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_ClientAddressBook_size2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp~4,] left hand side expression in assignment: lhs: VariableLHS[~size~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~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~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~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[~__ste_Client_AddressBook0_Alias0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook0_Alias1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook0_Alias2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook1_Alias0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook1_Alias1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook1_Alias2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook2_Alias0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook2_Alias1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook2_Alias2~0,GLOBAL] 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~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[~__ste_Client_AddressBook0_Address0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook0_Address1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook0_Address2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook1_Address0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook1_Address1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook1_Address2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook2_Address0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook2_Address1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook2_Address2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_autoResponse0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_autoResponse1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_autoResponse2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~12,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~12,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~12,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~12,] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_privateKey0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_privateKey1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_privateKey2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~13,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~13,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~13,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~13,] left hand side expression in assignment: lhs: VariableLHS[~__ste_ClientKeyring_size0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_ClientKeyring_size1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_ClientKeyring_size2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp~5,] left hand side expression in assignment: lhs: VariableLHS[~size~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~15,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~15,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~15,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~15,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~15,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~15,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~15,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~15,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~15,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~15,] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_Keyring0_User0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_Keyring0_User1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_Keyring1_User0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_Keyring1_User1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_Keyring2_User0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_Keyring2_User1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_Keyring0_PublicKey0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_Keyring0_PublicKey1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_Keyring1_PublicKey0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_Keyring1_PublicKey1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_Keyring2_PublicKey0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_Keyring2_PublicKey1~0,GLOBAL] 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[~__ste_client_forwardReceiver0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_forwardReceiver1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_forwardReceiver2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~19,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~19,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~19,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~19,] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_idCounter0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_idCounter1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_idCounter2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__utac__ad__arg1~0,] left hand side expression in assignment: lhs: VariableLHS[~__utac__ad__arg2~0,] 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[~receiver~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~3,] left hand side expression in assignment: lhs: VariableLHS[~pubkey~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~9,] left hand side expression in assignment: lhs: VariableLHS[~privkey~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~10,] left hand side expression in assignment: lhs: VariableLHS[~client~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~tmp~11,] left hand side expression in assignment: lhs: VariableLHS[~email~0,] left hand side expression in assignment: lhs: VariableLHS[~queue_empty~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~queued_message~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~queued_client~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~23,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~__ste_Email_counter~0,GLOBAL] 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[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_id0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_id1~0,GLOBAL] 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[~__ste_email_from0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_from1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_to0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_to1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~29,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~29,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~29,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_subject0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_subject1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~30,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~30,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~30,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_body0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_body1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~31,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~31,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~31,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_isEncrypted0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_isEncrypted1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_encryptionKey0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_encryptionKey1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_isSigned0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_isSigned1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_signKey0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_signKey1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~35,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~35,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~35,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_isSignatureVerified0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_isSignatureVerified1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~2,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~36,] left hand side expression in assignment: lhs: VariableLHS[~excep~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~12,] 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_tmp5~2,] 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~13,] 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_tmp5~3,] 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~14,] 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~37,] 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~37,] left hand side expression in assignment: lhs: VariableLHS[~mem_24~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~37,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~37,] 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[~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~38,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~5,] 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~39,] [2021-01-06 18:41:54,716 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/email_spec1_product12.cil.c[58537,58550] left hand side expression in assignment: lhs: VariableLHS[~tmp~15,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp~16,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~6,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~40,] left hand side expression in assignment: lhs: VariableLHS[~tmp~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~41,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~41,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~42,] left hand side expression in assignment: lhs: VariableLHS[~msg~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~43,] left hand side expression in assignment: lhs: VariableLHS[~mail_is_sensitive~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp~18,] [2021-01-06 18:41:54,748 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-06 18:41:54,764 INFO L203 MainTranslator]: Completed pre-run left hand side expression in assignment: lhs: VariableLHS[~op1~0,] left hand side expression in assignment: lhs: VariableLHS[~op2~0,] left hand side expression in assignment: lhs: VariableLHS[~op3~0,] left hand side expression in assignment: lhs: VariableLHS[~op4~0,] left hand side expression in assignment: lhs: VariableLHS[~op5~0,] left hand side expression in assignment: lhs: VariableLHS[~op6~0,] left hand side expression in assignment: lhs: VariableLHS[~op7~0,] left hand side expression in assignment: lhs: VariableLHS[~op8~0,] left hand side expression in assignment: lhs: VariableLHS[~op9~0,] left hand side expression in assignment: lhs: VariableLHS[~op10~0,] left hand side expression in assignment: lhs: VariableLHS[~op11~0,] left hand side expression in assignment: lhs: VariableLHS[~splverifierCounter~0,] left hand side expression in assignment: lhs: VariableLHS[~splverifierCounter~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___9~0,] left hand side expression in assignment: lhs: VariableLHS[~op1~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___8~0,] left hand side expression in assignment: lhs: VariableLHS[~op2~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___7~0,] left hand side expression in assignment: lhs: VariableLHS[~op3~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___6~0,] left hand side expression in assignment: lhs: VariableLHS[~op4~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___5~0,] left hand side expression in assignment: lhs: VariableLHS[~op5~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~0,] left hand side expression in assignment: lhs: VariableLHS[~op6~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~0,] left hand side expression in assignment: lhs: VariableLHS[~op7~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~0,] left hand side expression in assignment: lhs: VariableLHS[~op8~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~0,] left hand side expression in assignment: lhs: VariableLHS[~op9~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~0,] left hand side expression in assignment: lhs: VariableLHS[~op10~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~0,] left hand side expression in assignment: lhs: VariableLHS[~op11~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~1,] left hand side expression in assignment: lhs: VariableLHS[~bob~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp1~0,] left hand side expression in assignment: lhs: VariableLHS[~rjh~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp2~0,] left hand side expression in assignment: lhs: VariableLHS[~chuck~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~0,] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_counter~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~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[~__cil_tmp3~2,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_name0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_name1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_name2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_outbuffer0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_outbuffer1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_outbuffer2~0,GLOBAL] 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[~__ste_ClientAddressBook_size0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_ClientAddressBook_size1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_ClientAddressBook_size2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp~4,] left hand side expression in assignment: lhs: VariableLHS[~size~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~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~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~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[~__ste_Client_AddressBook0_Alias0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook0_Alias1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook0_Alias2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook1_Alias0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook1_Alias1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook1_Alias2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook2_Alias0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook2_Alias1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook2_Alias2~0,GLOBAL] 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~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[~__ste_Client_AddressBook0_Address0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook0_Address1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook0_Address2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook1_Address0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook1_Address1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook1_Address2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook2_Address0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook2_Address1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook2_Address2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_autoResponse0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_autoResponse1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_autoResponse2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~12,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~12,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~12,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~12,] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_privateKey0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_privateKey1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_privateKey2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~13,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~13,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~13,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~13,] left hand side expression in assignment: lhs: VariableLHS[~__ste_ClientKeyring_size0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_ClientKeyring_size1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_ClientKeyring_size2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp~5,] left hand side expression in assignment: lhs: VariableLHS[~size~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~15,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~15,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~15,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~15,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~15,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~15,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~15,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~15,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~15,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~15,] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_Keyring0_User0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_Keyring0_User1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_Keyring1_User0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_Keyring1_User1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_Keyring2_User0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_Keyring2_User1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_Keyring0_PublicKey0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_Keyring0_PublicKey1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_Keyring1_PublicKey0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_Keyring1_PublicKey1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_Keyring2_PublicKey0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_Keyring2_PublicKey1~0,GLOBAL] 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[~__ste_client_forwardReceiver0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_forwardReceiver1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_forwardReceiver2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~19,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~19,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~19,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~19,] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_idCounter0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_idCounter1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_idCounter2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__utac__ad__arg1~0,] left hand side expression in assignment: lhs: VariableLHS[~__utac__ad__arg2~0,] 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[~receiver~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~3,] left hand side expression in assignment: lhs: VariableLHS[~pubkey~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~9,] left hand side expression in assignment: lhs: VariableLHS[~privkey~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~10,] left hand side expression in assignment: lhs: VariableLHS[~client~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~tmp~11,] left hand side expression in assignment: lhs: VariableLHS[~email~0,] left hand side expression in assignment: lhs: VariableLHS[~queue_empty~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~queued_message~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~queued_client~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~23,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~__ste_Email_counter~0,GLOBAL] 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[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_id0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_id1~0,GLOBAL] 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[~__ste_email_from0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_from1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_to0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_to1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~29,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~29,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~29,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_subject0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_subject1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~30,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~30,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~30,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_body0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_body1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~31,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~31,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~31,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_isEncrypted0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_isEncrypted1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_encryptionKey0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_encryptionKey1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_isSigned0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_isSigned1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_signKey0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_signKey1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~35,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~35,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~35,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_isSignatureVerified0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_isSignatureVerified1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~2,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~36,] left hand side expression in assignment: lhs: VariableLHS[~excep~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~12,] 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_tmp5~2,] 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~13,] 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_tmp5~3,] 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~14,] 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~37,] 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~37,] left hand side expression in assignment: lhs: VariableLHS[~mem_24~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~37,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~37,] 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[~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~38,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~5,] 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~39,] [2021-01-06 18:41:54,908 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/email_spec1_product12.cil.c[58537,58550] left hand side expression in assignment: lhs: VariableLHS[~tmp~15,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp~16,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~6,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~40,] left hand side expression in assignment: lhs: VariableLHS[~tmp~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~41,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~41,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~42,] left hand side expression in assignment: lhs: VariableLHS[~msg~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~43,] left hand side expression in assignment: lhs: VariableLHS[~mail_is_sensitive~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp~18,] [2021-01-06 18:41:54,921 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-06 18:41:55,058 INFO L208 MainTranslator]: Completed translation [2021-01-06 18:41:55,058 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:41:55 WrapperNode [2021-01-06 18:41:55,058 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-01-06 18:41:55,060 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-01-06 18:41:55,060 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-01-06 18:41:55,060 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-01-06 18:41:55,070 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:41:55" (1/1) ... [2021-01-06 18:41:55,102 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:41:55" (1/1) ... [2021-01-06 18:41:55,234 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-01-06 18:41:55,237 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-01-06 18:41:55,237 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-01-06 18:41:55,237 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-01-06 18:41:55,247 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:41:55" (1/1) ... [2021-01-06 18:41:55,247 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:41:55" (1/1) ... [2021-01-06 18:41:55,255 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:41:55" (1/1) ... [2021-01-06 18:41:55,256 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:41:55" (1/1) ... [2021-01-06 18:41:55,285 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:41:55" (1/1) ... [2021-01-06 18:41:55,305 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:41:55" (1/1) ... [2021-01-06 18:41:55,312 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:41:55" (1/1) ... [2021-01-06 18:41:55,324 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-01-06 18:41:55,325 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-01-06 18:41:55,325 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-01-06 18:41:55,325 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-01-06 18:41:55,326 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:41:55" (1/1) ... No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-06 18:41:55,448 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2021-01-06 18:41:55,449 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-01-06 18:41:55,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-01-06 18:41:55,449 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-01-06 18:41:55,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-01-06 18:41:57,318 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-01-06 18:41:57,319 INFO L299 CfgBuilder]: Removed 227 assume(true) statements. [2021-01-06 18:41:57,321 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 06:41:57 BoogieIcfgContainer [2021-01-06 18:41:57,321 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-01-06 18:41:57,323 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-01-06 18:41:57,323 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-01-06 18:41:57,327 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-01-06 18:41:57,327 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.01 06:41:53" (1/3) ... [2021-01-06 18:41:57,328 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ca2d95d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.01 06:41:57, skipping insertion in model container [2021-01-06 18:41:57,328 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:41:55" (2/3) ... [2021-01-06 18:41:57,329 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ca2d95d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.01 06:41:57, skipping insertion in model container [2021-01-06 18:41:57,329 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 06:41:57" (3/3) ... [2021-01-06 18:41:57,331 INFO L111 eAbstractionObserver]: Analyzing ICFG email_spec1_product12.cil.c [2021-01-06 18:41:57,337 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-01-06 18:41:57,343 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2021-01-06 18:41:57,362 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-01-06 18:41:57,394 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-01-06 18:41:57,394 INFO L378 AbstractCegarLoop]: Hoare is true [2021-01-06 18:41:57,394 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-01-06 18:41:57,394 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-01-06 18:41:57,395 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-01-06 18:41:57,395 INFO L382 AbstractCegarLoop]: Difference is false [2021-01-06 18:41:57,395 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-01-06 18:41:57,395 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-01-06 18:41:57,421 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states. [2021-01-06 18:41:57,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-01-06 18:41:57,435 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:41:57,436 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 18:41:57,437 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:41:57,443 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:41:57,443 INFO L82 PathProgramCache]: Analyzing trace with hash 1419939679, now seen corresponding path program 1 times [2021-01-06 18:41:57,453 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:41:57,454 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1784916444] [2021-01-06 18:41:57,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:41:57,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:41:57,913 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:41:57,915 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1784916444] [2021-01-06 18:41:57,915 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:41:57,916 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 18:41:57,916 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1248159429] [2021-01-06 18:41:57,922 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 18:41:57,922 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:41:57,940 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 18:41:57,943 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:41:57,944 INFO L87 Difference]: Start difference. First operand 381 states. Second operand 3 states. [2021-01-06 18:41:58,120 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:41:58,123 INFO L93 Difference]: Finished difference Result 1108 states and 1955 transitions. [2021-01-06 18:41:58,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 18:41:58,125 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 41 [2021-01-06 18:41:58,125 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:41:58,153 INFO L225 Difference]: With dead ends: 1108 [2021-01-06 18:41:58,153 INFO L226 Difference]: Without dead ends: 676 [2021-01-06 18:41:58,163 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:41:58,187 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 676 states. [2021-01-06 18:41:58,244 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 676 to 347. [2021-01-06 18:41:58,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 347 states. [2021-01-06 18:41:58,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 347 states and 607 transitions. [2021-01-06 18:41:58,249 INFO L78 Accepts]: Start accepts. Automaton has 347 states and 607 transitions. Word has length 41 [2021-01-06 18:41:58,250 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:41:58,250 INFO L481 AbstractCegarLoop]: Abstraction has 347 states and 607 transitions. [2021-01-06 18:41:58,250 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 18:41:58,250 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 607 transitions. [2021-01-06 18:41:58,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-01-06 18:41:58,254 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:41:58,255 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] [2021-01-06 18:41:58,255 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-01-06 18:41:58,255 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:41:58,256 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:41:58,256 INFO L82 PathProgramCache]: Analyzing trace with hash 1242424365, now seen corresponding path program 1 times [2021-01-06 18:41:58,257 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:41:58,257 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [395287190] [2021-01-06 18:41:58,257 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:41:58,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:41:58,410 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:41:58,411 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [395287190] [2021-01-06 18:41:58,411 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:41:58,411 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-01-06 18:41:58,412 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [839749544] [2021-01-06 18:41:58,413 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-06 18:41:58,413 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:41:58,414 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-06 18:41:58,414 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 18:41:58,415 INFO L87 Difference]: Start difference. First operand 347 states and 607 transitions. Second operand 5 states. [2021-01-06 18:41:58,589 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:41:58,590 INFO L93 Difference]: Finished difference Result 990 states and 1737 transitions. [2021-01-06 18:41:58,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-01-06 18:41:58,590 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 43 [2021-01-06 18:41:58,591 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:41:58,596 INFO L225 Difference]: With dead ends: 990 [2021-01-06 18:41:58,596 INFO L226 Difference]: Without dead ends: 662 [2021-01-06 18:41:58,598 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 [2021-01-06 18:41:58,600 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 662 states. [2021-01-06 18:41:58,626 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 662 to 347. [2021-01-06 18:41:58,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 347 states. [2021-01-06 18:41:58,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 347 states and 606 transitions. [2021-01-06 18:41:58,628 INFO L78 Accepts]: Start accepts. Automaton has 347 states and 606 transitions. Word has length 43 [2021-01-06 18:41:58,629 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:41:58,629 INFO L481 AbstractCegarLoop]: Abstraction has 347 states and 606 transitions. [2021-01-06 18:41:58,629 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-06 18:41:58,629 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 606 transitions. [2021-01-06 18:41:58,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-01-06 18:41:58,632 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:41:58,633 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] [2021-01-06 18:41:58,633 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-01-06 18:41:58,633 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:41:58,634 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:41:58,634 INFO L82 PathProgramCache]: Analyzing trace with hash 1132714688, now seen corresponding path program 1 times [2021-01-06 18:41:58,634 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:41:58,635 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [273221100] [2021-01-06 18:41:58,635 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:41:58,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:41:58,788 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:41:58,789 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [273221100] [2021-01-06 18:41:58,789 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:41:58,790 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 18:41:58,790 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [539891878] [2021-01-06 18:41:58,791 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 18:41:58,791 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:41:58,795 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 18:41:58,796 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:41:58,796 INFO L87 Difference]: Start difference. First operand 347 states and 606 transitions. Second operand 3 states. [2021-01-06 18:41:58,836 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:41:58,836 INFO L93 Difference]: Finished difference Result 676 states and 1186 transitions. [2021-01-06 18:41:58,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 18:41:58,837 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 44 [2021-01-06 18:41:58,837 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:41:58,840 INFO L225 Difference]: With dead ends: 676 [2021-01-06 18:41:58,840 INFO L226 Difference]: Without dead ends: 352 [2021-01-06 18:41:58,841 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:41:58,843 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 352 states. [2021-01-06 18:41:58,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 352 to 347. [2021-01-06 18:41:58,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 347 states. [2021-01-06 18:41:58,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 347 states and 605 transitions. [2021-01-06 18:41:58,869 INFO L78 Accepts]: Start accepts. Automaton has 347 states and 605 transitions. Word has length 44 [2021-01-06 18:41:58,875 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:41:58,875 INFO L481 AbstractCegarLoop]: Abstraction has 347 states and 605 transitions. [2021-01-06 18:41:58,876 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 18:41:58,876 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 605 transitions. [2021-01-06 18:41:58,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-01-06 18:41:58,884 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:41:58,884 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] [2021-01-06 18:41:58,884 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-01-06 18:41:58,884 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:41:58,885 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:41:58,885 INFO L82 PathProgramCache]: Analyzing trace with hash 542876218, now seen corresponding path program 1 times [2021-01-06 18:41:58,887 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:41:58,887 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1281855881] [2021-01-06 18:41:58,887 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:41:58,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:41:58,996 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:41:58,996 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1281855881] [2021-01-06 18:41:58,997 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:41:58,997 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 18:41:58,997 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1542276542] [2021-01-06 18:41:58,998 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 18:41:58,998 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:41:58,999 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 18:41:58,999 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:41:58,999 INFO L87 Difference]: Start difference. First operand 347 states and 605 transitions. Second operand 3 states. [2021-01-06 18:41:59,033 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:41:59,033 INFO L93 Difference]: Finished difference Result 686 states and 1199 transitions. [2021-01-06 18:41:59,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 18:41:59,034 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 45 [2021-01-06 18:41:59,034 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:41:59,036 INFO L225 Difference]: With dead ends: 686 [2021-01-06 18:41:59,037 INFO L226 Difference]: Without dead ends: 347 [2021-01-06 18:41:59,038 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:41:59,039 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 347 states. [2021-01-06 18:41:59,084 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 347 to 347. [2021-01-06 18:41:59,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 347 states. [2021-01-06 18:41:59,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 347 states and 603 transitions. [2021-01-06 18:41:59,086 INFO L78 Accepts]: Start accepts. Automaton has 347 states and 603 transitions. Word has length 45 [2021-01-06 18:41:59,087 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:41:59,087 INFO L481 AbstractCegarLoop]: Abstraction has 347 states and 603 transitions. [2021-01-06 18:41:59,087 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 18:41:59,087 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 603 transitions. [2021-01-06 18:41:59,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-01-06 18:41:59,088 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:41:59,088 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] [2021-01-06 18:41:59,088 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-01-06 18:41:59,089 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:41:59,089 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:41:59,089 INFO L82 PathProgramCache]: Analyzing trace with hash -1391705979, now seen corresponding path program 1 times [2021-01-06 18:41:59,090 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:41:59,090 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [537298236] [2021-01-06 18:41:59,090 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:41:59,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:41:59,188 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:41:59,188 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [537298236] [2021-01-06 18:41:59,188 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:41:59,188 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-01-06 18:41:59,189 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2087929413] [2021-01-06 18:41:59,189 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-06 18:41:59,189 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:41:59,190 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-06 18:41:59,191 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 18:41:59,191 INFO L87 Difference]: Start difference. First operand 347 states and 603 transitions. Second operand 5 states. [2021-01-06 18:41:59,341 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:41:59,341 INFO L93 Difference]: Finished difference Result 980 states and 1717 transitions. [2021-01-06 18:41:59,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-01-06 18:41:59,342 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 46 [2021-01-06 18:41:59,342 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:41:59,346 INFO L225 Difference]: With dead ends: 980 [2021-01-06 18:41:59,347 INFO L226 Difference]: Without dead ends: 660 [2021-01-06 18:41:59,348 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-01-06 18:41:59,349 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 660 states. [2021-01-06 18:41:59,366 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 660 to 347. [2021-01-06 18:41:59,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 347 states. [2021-01-06 18:41:59,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 347 states and 602 transitions. [2021-01-06 18:41:59,368 INFO L78 Accepts]: Start accepts. Automaton has 347 states and 602 transitions. Word has length 46 [2021-01-06 18:41:59,369 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:41:59,369 INFO L481 AbstractCegarLoop]: Abstraction has 347 states and 602 transitions. [2021-01-06 18:41:59,369 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-06 18:41:59,369 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 602 transitions. [2021-01-06 18:41:59,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-01-06 18:41:59,370 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:41:59,370 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] [2021-01-06 18:41:59,371 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-01-06 18:41:59,371 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:41:59,371 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:41:59,371 INFO L82 PathProgramCache]: Analyzing trace with hash 2141186050, now seen corresponding path program 1 times [2021-01-06 18:41:59,372 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:41:59,372 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [977361958] [2021-01-06 18:41:59,372 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:41:59,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:41:59,436 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:41:59,436 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [977361958] [2021-01-06 18:41:59,436 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:41:59,437 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-01-06 18:41:59,437 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1978474291] [2021-01-06 18:41:59,437 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-06 18:41:59,438 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:41:59,438 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-06 18:41:59,438 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 18:41:59,438 INFO L87 Difference]: Start difference. First operand 347 states and 602 transitions. Second operand 5 states. [2021-01-06 18:41:59,585 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:41:59,585 INFO L93 Difference]: Finished difference Result 985 states and 1722 transitions. [2021-01-06 18:41:59,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-01-06 18:41:59,586 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 47 [2021-01-06 18:41:59,586 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:41:59,590 INFO L225 Difference]: With dead ends: 985 [2021-01-06 18:41:59,591 INFO L226 Difference]: Without dead ends: 665 [2021-01-06 18:41:59,592 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-01-06 18:41:59,593 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 665 states. [2021-01-06 18:41:59,614 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 665 to 347. [2021-01-06 18:41:59,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 347 states. [2021-01-06 18:41:59,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 347 states and 601 transitions. [2021-01-06 18:41:59,616 INFO L78 Accepts]: Start accepts. Automaton has 347 states and 601 transitions. Word has length 47 [2021-01-06 18:41:59,616 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:41:59,616 INFO L481 AbstractCegarLoop]: Abstraction has 347 states and 601 transitions. [2021-01-06 18:41:59,616 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-06 18:41:59,616 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 601 transitions. [2021-01-06 18:41:59,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-01-06 18:41:59,617 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:41:59,618 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] [2021-01-06 18:41:59,618 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-01-06 18:41:59,618 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:41:59,619 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:41:59,619 INFO L82 PathProgramCache]: Analyzing trace with hash 504792042, now seen corresponding path program 1 times [2021-01-06 18:41:59,619 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:41:59,619 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [799907483] [2021-01-06 18:41:59,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:41:59,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:41:59,676 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:41:59,677 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [799907483] [2021-01-06 18:41:59,677 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:41:59,677 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 18:41:59,677 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [620059648] [2021-01-06 18:41:59,678 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 18:41:59,678 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:41:59,678 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 18:41:59,679 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:41:59,679 INFO L87 Difference]: Start difference. First operand 347 states and 601 transitions. Second operand 3 states. [2021-01-06 18:41:59,723 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:41:59,723 INFO L93 Difference]: Finished difference Result 460 states and 785 transitions. [2021-01-06 18:41:59,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 18:41:59,724 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 48 [2021-01-06 18:41:59,724 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:41:59,726 INFO L225 Difference]: With dead ends: 460 [2021-01-06 18:41:59,726 INFO L226 Difference]: Without dead ends: 350 [2021-01-06 18:41:59,727 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:41:59,728 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 350 states. [2021-01-06 18:41:59,746 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 350 to 349. [2021-01-06 18:41:59,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 349 states. [2021-01-06 18:41:59,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 349 states and 603 transitions. [2021-01-06 18:41:59,749 INFO L78 Accepts]: Start accepts. Automaton has 349 states and 603 transitions. Word has length 48 [2021-01-06 18:41:59,749 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:41:59,749 INFO L481 AbstractCegarLoop]: Abstraction has 349 states and 603 transitions. [2021-01-06 18:41:59,749 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 18:41:59,749 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 603 transitions. [2021-01-06 18:41:59,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-01-06 18:41:59,750 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:41:59,750 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 18:41:59,751 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-01-06 18:41:59,751 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:41:59,751 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:41:59,751 INFO L82 PathProgramCache]: Analyzing trace with hash -1344122196, now seen corresponding path program 1 times [2021-01-06 18:41:59,752 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:41:59,752 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [832343357] [2021-01-06 18:41:59,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:41:59,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:41:59,822 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:41:59,823 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [832343357] [2021-01-06 18:41:59,823 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:41:59,823 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 18:41:59,823 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1941849432] [2021-01-06 18:41:59,824 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 18:41:59,824 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:41:59,825 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 18:41:59,825 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:41:59,825 INFO L87 Difference]: Start difference. First operand 349 states and 603 transitions. Second operand 3 states. [2021-01-06 18:41:59,873 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:41:59,873 INFO L93 Difference]: Finished difference Result 933 states and 1633 transitions. [2021-01-06 18:41:59,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 18:41:59,873 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 54 [2021-01-06 18:41:59,874 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:41:59,877 INFO L225 Difference]: With dead ends: 933 [2021-01-06 18:41:59,878 INFO L226 Difference]: Without dead ends: 615 [2021-01-06 18:41:59,879 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:41:59,880 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 615 states. [2021-01-06 18:41:59,912 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 615 to 505. [2021-01-06 18:41:59,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 505 states. [2021-01-06 18:41:59,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 505 states and 889 transitions. [2021-01-06 18:41:59,914 INFO L78 Accepts]: Start accepts. Automaton has 505 states and 889 transitions. Word has length 54 [2021-01-06 18:41:59,916 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:41:59,917 INFO L481 AbstractCegarLoop]: Abstraction has 505 states and 889 transitions. [2021-01-06 18:41:59,917 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 18:41:59,917 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 889 transitions. [2021-01-06 18:41:59,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-01-06 18:41:59,918 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:41:59,918 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 18:41:59,920 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-01-06 18:41:59,920 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:41:59,920 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:41:59,921 INFO L82 PathProgramCache]: Analyzing trace with hash -1900507155, now seen corresponding path program 1 times [2021-01-06 18:41:59,921 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:41:59,921 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [113531952] [2021-01-06 18:41:59,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:41:59,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:42:00,004 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:42:00,009 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [113531952] [2021-01-06 18:42:00,009 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [941373249] [2021-01-06 18:42:00,010 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-06 18:42:00,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:42:00,328 INFO L263 TraceCheckSpWp]: Trace formula consists of 818 conjuncts, 3 conjunts are in the unsatisfiable core [2021-01-06 18:42:00,361 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-06 18:42:00,521 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-01-06 18:42:00,521 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-01-06 18:42:00,521 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5 [2021-01-06 18:42:00,522 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [112938759] [2021-01-06 18:42:00,523 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 18:42:00,523 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:42:00,524 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 18:42:00,524 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-01-06 18:42:00,529 INFO L87 Difference]: Start difference. First operand 505 states and 889 transitions. Second operand 3 states. [2021-01-06 18:42:00,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:42:00,588 INFO L93 Difference]: Finished difference Result 570 states and 994 transitions. [2021-01-06 18:42:00,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 18:42:00,589 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 55 [2021-01-06 18:42:00,589 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:42:00,592 INFO L225 Difference]: With dead ends: 570 [2021-01-06 18:42:00,593 INFO L226 Difference]: Without dead ends: 499 [2021-01-06 18:42:00,593 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-01-06 18:42:00,594 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 499 states. [2021-01-06 18:42:00,634 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 499 to 499. [2021-01-06 18:42:00,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 499 states. [2021-01-06 18:42:00,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 499 states and 880 transitions. [2021-01-06 18:42:00,637 INFO L78 Accepts]: Start accepts. Automaton has 499 states and 880 transitions. Word has length 55 [2021-01-06 18:42:00,638 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:42:00,638 INFO L481 AbstractCegarLoop]: Abstraction has 499 states and 880 transitions. [2021-01-06 18:42:00,638 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 18:42:00,638 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 880 transitions. [2021-01-06 18:42:00,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-01-06 18:42:00,640 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:42:00,640 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 18:42:00,855 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2021-01-06 18:42:00,856 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:42:00,857 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:42:00,857 INFO L82 PathProgramCache]: Analyzing trace with hash -1502121812, now seen corresponding path program 1 times [2021-01-06 18:42:00,858 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:42:00,858 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [375105752] [2021-01-06 18:42:00,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:42:00,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:42:01,022 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:42:01,023 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [375105752] [2021-01-06 18:42:01,023 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1326181282] [2021-01-06 18:42:01,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-06 18:42:01,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:42:01,419 INFO L263 TraceCheckSpWp]: Trace formula consists of 1024 conjuncts, 3 conjunts are in the unsatisfiable core [2021-01-06 18:42:01,430 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-06 18:42:01,569 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:42:01,569 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-01-06 18:42:01,570 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2021-01-06 18:42:01,570 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [343347953] [2021-01-06 18:42:01,570 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-06 18:42:01,571 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:42:01,571 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-06 18:42:01,571 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-01-06 18:42:01,572 INFO L87 Difference]: Start difference. First operand 499 states and 880 transitions. Second operand 5 states. [2021-01-06 18:42:01,651 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:42:01,651 INFO L93 Difference]: Finished difference Result 919 states and 1609 transitions. [2021-01-06 18:42:01,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-01-06 18:42:01,652 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 81 [2021-01-06 18:42:01,652 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:42:01,657 INFO L225 Difference]: With dead ends: 919 [2021-01-06 18:42:01,657 INFO L226 Difference]: Without dead ends: 815 [2021-01-06 18:42:01,658 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 81 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-01-06 18:42:01,660 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 815 states. [2021-01-06 18:42:01,742 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 815 to 709. [2021-01-06 18:42:01,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 709 states. [2021-01-06 18:42:01,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 709 states to 709 states and 1263 transitions. [2021-01-06 18:42:01,745 INFO L78 Accepts]: Start accepts. Automaton has 709 states and 1263 transitions. Word has length 81 [2021-01-06 18:42:01,746 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:42:01,746 INFO L481 AbstractCegarLoop]: Abstraction has 709 states and 1263 transitions. [2021-01-06 18:42:01,746 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-06 18:42:01,746 INFO L276 IsEmpty]: Start isEmpty. Operand 709 states and 1263 transitions. [2021-01-06 18:42:01,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-01-06 18:42:01,748 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:42:01,748 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] [2021-01-06 18:42:01,961 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-01-06 18:42:01,961 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:42:01,962 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:42:01,962 INFO L82 PathProgramCache]: Analyzing trace with hash 1121197209, now seen corresponding path program 1 times [2021-01-06 18:42:01,962 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:42:01,963 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1168242176] [2021-01-06 18:42:01,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:42:01,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:42:02,056 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:42:02,056 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1168242176] [2021-01-06 18:42:02,057 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:42:02,057 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 18:42:02,057 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [584756719] [2021-01-06 18:42:02,058 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 18:42:02,058 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:42:02,058 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 18:42:02,058 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:42:02,059 INFO L87 Difference]: Start difference. First operand 709 states and 1263 transitions. Second operand 3 states. [2021-01-06 18:42:02,162 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:42:02,162 INFO L93 Difference]: Finished difference Result 1797 states and 3220 transitions. [2021-01-06 18:42:02,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 18:42:02,163 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 87 [2021-01-06 18:42:02,168 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:42:02,176 INFO L225 Difference]: With dead ends: 1797 [2021-01-06 18:42:02,176 INFO L226 Difference]: Without dead ends: 1177 [2021-01-06 18:42:02,177 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:42:02,180 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1177 states. [2021-01-06 18:42:02,257 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1177 to 1073. [2021-01-06 18:42:02,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1073 states. [2021-01-06 18:42:02,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1073 states to 1073 states and 1927 transitions. [2021-01-06 18:42:02,263 INFO L78 Accepts]: Start accepts. Automaton has 1073 states and 1927 transitions. Word has length 87 [2021-01-06 18:42:02,264 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:42:02,264 INFO L481 AbstractCegarLoop]: Abstraction has 1073 states and 1927 transitions. [2021-01-06 18:42:02,265 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 18:42:02,265 INFO L276 IsEmpty]: Start isEmpty. Operand 1073 states and 1927 transitions. [2021-01-06 18:42:02,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-01-06 18:42:02,268 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:42:02,268 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 18:42:02,268 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-01-06 18:42:02,268 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:42:02,269 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:42:02,269 INFO L82 PathProgramCache]: Analyzing trace with hash -2035928823, now seen corresponding path program 2 times [2021-01-06 18:42:02,269 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:42:02,269 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1420271086] [2021-01-06 18:42:02,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:42:02,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:42:02,368 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:42:02,369 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1420271086] [2021-01-06 18:42:02,369 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:42:02,369 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-01-06 18:42:02,369 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1432950826] [2021-01-06 18:42:02,370 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-06 18:42:02,370 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:42:02,370 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-06 18:42:02,371 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 18:42:02,371 INFO L87 Difference]: Start difference. First operand 1073 states and 1927 transitions. Second operand 5 states. [2021-01-06 18:42:02,488 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:42:02,489 INFO L93 Difference]: Finished difference Result 2007 states and 3601 transitions. [2021-01-06 18:42:02,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-01-06 18:42:02,489 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 88 [2021-01-06 18:42:02,490 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:42:02,496 INFO L225 Difference]: With dead ends: 2007 [2021-01-06 18:42:02,496 INFO L226 Difference]: Without dead ends: 1177 [2021-01-06 18:42:02,498 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 [2021-01-06 18:42:02,500 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1177 states. [2021-01-06 18:42:02,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1177 to 1073. [2021-01-06 18:42:02,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1073 states. [2021-01-06 18:42:02,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1073 states to 1073 states and 1925 transitions. [2021-01-06 18:42:02,571 INFO L78 Accepts]: Start accepts. Automaton has 1073 states and 1925 transitions. Word has length 88 [2021-01-06 18:42:02,571 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:42:02,571 INFO L481 AbstractCegarLoop]: Abstraction has 1073 states and 1925 transitions. [2021-01-06 18:42:02,571 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-06 18:42:02,571 INFO L276 IsEmpty]: Start isEmpty. Operand 1073 states and 1925 transitions. [2021-01-06 18:42:02,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-01-06 18:42:02,574 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:42:02,574 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] [2021-01-06 18:42:02,575 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-01-06 18:42:02,575 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:42:02,575 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:42:02,575 INFO L82 PathProgramCache]: Analyzing trace with hash -815226006, now seen corresponding path program 1 times [2021-01-06 18:42:02,576 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:42:02,576 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1034613632] [2021-01-06 18:42:02,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:42:02,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:42:02,666 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:42:02,667 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1034613632] [2021-01-06 18:42:02,667 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:42:02,667 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 18:42:02,667 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [44404964] [2021-01-06 18:42:02,668 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 18:42:02,668 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:42:02,668 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 18:42:02,668 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:42:02,669 INFO L87 Difference]: Start difference. First operand 1073 states and 1925 transitions. Second operand 3 states. [2021-01-06 18:42:02,795 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:42:02,795 INFO L93 Difference]: Finished difference Result 2861 states and 5161 transitions. [2021-01-06 18:42:02,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 18:42:02,796 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 88 [2021-01-06 18:42:02,796 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:42:02,809 INFO L225 Difference]: With dead ends: 2861 [2021-01-06 18:42:02,809 INFO L226 Difference]: Without dead ends: 1885 [2021-01-06 18:42:02,812 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:42:02,815 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1885 states. [2021-01-06 18:42:02,931 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1885 to 1781. [2021-01-06 18:42:02,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1781 states. [2021-01-06 18:42:02,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1781 states to 1781 states and 3216 transitions. [2021-01-06 18:42:02,939 INFO L78 Accepts]: Start accepts. Automaton has 1781 states and 3216 transitions. Word has length 88 [2021-01-06 18:42:02,940 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:42:02,940 INFO L481 AbstractCegarLoop]: Abstraction has 1781 states and 3216 transitions. [2021-01-06 18:42:02,940 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 18:42:02,940 INFO L276 IsEmpty]: Start isEmpty. Operand 1781 states and 3216 transitions. [2021-01-06 18:42:02,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-01-06 18:42:02,944 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:42:02,945 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] [2021-01-06 18:42:02,945 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-01-06 18:42:02,945 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:42:02,945 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:42:02,946 INFO L82 PathProgramCache]: Analyzing trace with hash -992812137, now seen corresponding path program 1 times [2021-01-06 18:42:02,946 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:42:02,946 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [524784712] [2021-01-06 18:42:02,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:42:02,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:42:03,014 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:42:03,014 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [524784712] [2021-01-06 18:42:03,014 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:42:03,015 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 18:42:03,015 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [511011496] [2021-01-06 18:42:03,015 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 18:42:03,015 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:42:03,016 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 18:42:03,016 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:42:03,016 INFO L87 Difference]: Start difference. First operand 1781 states and 3216 transitions. Second operand 3 states. [2021-01-06 18:42:03,266 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:42:03,266 INFO L93 Difference]: Finished difference Result 4721 states and 8553 transitions. [2021-01-06 18:42:03,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 18:42:03,267 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 89 [2021-01-06 18:42:03,267 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:42:03,286 INFO L225 Difference]: With dead ends: 4721 [2021-01-06 18:42:03,286 INFO L226 Difference]: Without dead ends: 3071 [2021-01-06 18:42:03,289 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:42:03,293 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3071 states. [2021-01-06 18:42:03,482 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3071 to 2967. [2021-01-06 18:42:03,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2967 states. [2021-01-06 18:42:03,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2967 states to 2967 states and 5373 transitions. [2021-01-06 18:42:03,495 INFO L78 Accepts]: Start accepts. Automaton has 2967 states and 5373 transitions. Word has length 89 [2021-01-06 18:42:03,496 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:42:03,496 INFO L481 AbstractCegarLoop]: Abstraction has 2967 states and 5373 transitions. [2021-01-06 18:42:03,496 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 18:42:03,496 INFO L276 IsEmpty]: Start isEmpty. Operand 2967 states and 5373 transitions. [2021-01-06 18:42:03,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-01-06 18:42:03,503 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:42:03,503 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] [2021-01-06 18:42:03,503 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-01-06 18:42:03,503 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:42:03,504 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:42:03,504 INFO L82 PathProgramCache]: Analyzing trace with hash 1562075065, now seen corresponding path program 1 times [2021-01-06 18:42:03,504 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:42:03,504 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [70096141] [2021-01-06 18:42:03,504 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:42:03,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:42:03,573 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:42:03,573 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [70096141] [2021-01-06 18:42:03,573 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:42:03,574 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 18:42:03,574 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [433796389] [2021-01-06 18:42:03,574 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 18:42:03,575 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:42:03,575 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 18:42:03,575 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:42:03,575 INFO L87 Difference]: Start difference. First operand 2967 states and 5373 transitions. Second operand 3 states. [2021-01-06 18:42:04,105 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:42:04,106 INFO L93 Difference]: Finished difference Result 7995 states and 14507 transitions. [2021-01-06 18:42:04,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 18:42:04,106 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 90 [2021-01-06 18:42:04,107 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:42:04,151 INFO L225 Difference]: With dead ends: 7995 [2021-01-06 18:42:04,152 INFO L226 Difference]: Without dead ends: 5193 [2021-01-06 18:42:04,160 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:42:04,170 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5193 states. [2021-01-06 18:42:04,582 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5193 to 5089. [2021-01-06 18:42:04,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5089 states. [2021-01-06 18:42:04,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5089 states to 5089 states and 9222 transitions. [2021-01-06 18:42:04,608 INFO L78 Accepts]: Start accepts. Automaton has 5089 states and 9222 transitions. Word has length 90 [2021-01-06 18:42:04,608 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:42:04,608 INFO L481 AbstractCegarLoop]: Abstraction has 5089 states and 9222 transitions. [2021-01-06 18:42:04,608 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 18:42:04,608 INFO L276 IsEmpty]: Start isEmpty. Operand 5089 states and 9222 transitions. [2021-01-06 18:42:04,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-01-06 18:42:04,624 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:42:04,624 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 18:42:04,625 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-01-06 18:42:04,625 INFO L429 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:42:04,625 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:42:04,625 INFO L82 PathProgramCache]: Analyzing trace with hash -8301259, now seen corresponding path program 1 times [2021-01-06 18:42:04,626 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:42:04,626 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1084232166] [2021-01-06 18:42:04,626 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:42:04,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:42:04,733 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-01-06 18:42:04,733 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1084232166] [2021-01-06 18:42:04,734 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:42:04,734 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-01-06 18:42:04,734 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [389470983] [2021-01-06 18:42:04,734 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-06 18:42:04,735 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:42:04,735 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-06 18:42:04,736 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 18:42:04,736 INFO L87 Difference]: Start difference. First operand 5089 states and 9222 transitions. Second operand 5 states. [2021-01-06 18:42:05,537 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:42:05,538 INFO L93 Difference]: Finished difference Result 14494 states and 26297 transitions. [2021-01-06 18:42:05,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-01-06 18:42:05,538 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 91 [2021-01-06 18:42:05,539 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:42:05,606 INFO L225 Difference]: With dead ends: 14494 [2021-01-06 18:42:05,607 INFO L226 Difference]: Without dead ends: 9648 [2021-01-06 18:42:05,618 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-01-06 18:42:05,631 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9648 states. [2021-01-06 18:42:06,062 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9648 to 5089. [2021-01-06 18:42:06,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5089 states. [2021-01-06 18:42:06,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5089 states to 5089 states and 9172 transitions. [2021-01-06 18:42:06,086 INFO L78 Accepts]: Start accepts. Automaton has 5089 states and 9172 transitions. Word has length 91 [2021-01-06 18:42:06,086 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:42:06,086 INFO L481 AbstractCegarLoop]: Abstraction has 5089 states and 9172 transitions. [2021-01-06 18:42:06,086 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-06 18:42:06,087 INFO L276 IsEmpty]: Start isEmpty. Operand 5089 states and 9172 transitions. [2021-01-06 18:42:06,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-01-06 18:42:06,096 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:42:06,097 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] [2021-01-06 18:42:06,097 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-01-06 18:42:06,097 INFO L429 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:42:06,097 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:42:06,098 INFO L82 PathProgramCache]: Analyzing trace with hash -807727674, now seen corresponding path program 1 times [2021-01-06 18:42:06,098 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:42:06,098 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2003180018] [2021-01-06 18:42:06,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:42:06,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:42:06,162 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:42:06,163 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2003180018] [2021-01-06 18:42:06,163 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:42:06,163 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 18:42:06,163 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1575548164] [2021-01-06 18:42:06,164 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 18:42:06,164 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:42:06,165 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 18:42:06,168 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:42:06,168 INFO L87 Difference]: Start difference. First operand 5089 states and 9172 transitions. Second operand 3 states. [2021-01-06 18:42:06,836 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:42:06,836 INFO L93 Difference]: Finished difference Result 14819 states and 26749 transitions. [2021-01-06 18:42:06,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 18:42:06,837 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 91 [2021-01-06 18:42:06,837 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:42:06,864 INFO L225 Difference]: With dead ends: 14819 [2021-01-06 18:42:06,864 INFO L226 Difference]: Without dead ends: 9899 [2021-01-06 18:42:06,876 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:42:06,889 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9899 states. [2021-01-06 18:42:07,651 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9899 to 9795. [2021-01-06 18:42:07,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9795 states. [2021-01-06 18:42:07,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9795 states to 9795 states and 17653 transitions. [2021-01-06 18:42:07,679 INFO L78 Accepts]: Start accepts. Automaton has 9795 states and 17653 transitions. Word has length 91 [2021-01-06 18:42:07,679 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:42:07,679 INFO L481 AbstractCegarLoop]: Abstraction has 9795 states and 17653 transitions. [2021-01-06 18:42:07,679 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 18:42:07,680 INFO L276 IsEmpty]: Start isEmpty. Operand 9795 states and 17653 transitions. [2021-01-06 18:42:07,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-01-06 18:42:07,697 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:42:07,697 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 18:42:07,697 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-01-06 18:42:07,697 INFO L429 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:42:07,698 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:42:07,698 INFO L82 PathProgramCache]: Analyzing trace with hash -290501030, now seen corresponding path program 1 times [2021-01-06 18:42:07,698 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:42:07,699 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [458147757] [2021-01-06 18:42:07,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:42:07,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:42:07,950 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-01-06 18:42:07,952 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [458147757] [2021-01-06 18:42:07,952 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:42:07,952 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-01-06 18:42:07,954 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2132128856] [2021-01-06 18:42:07,954 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-01-06 18:42:07,955 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:42:07,955 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-01-06 18:42:07,955 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-01-06 18:42:07,956 INFO L87 Difference]: Start difference. First operand 9795 states and 17653 transitions. Second operand 9 states. [2021-01-06 18:42:09,666 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:42:09,666 INFO L93 Difference]: Finished difference Result 19757 states and 35569 transitions. [2021-01-06 18:42:09,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-01-06 18:42:09,667 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 92 [2021-01-06 18:42:09,667 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:42:09,716 INFO L225 Difference]: With dead ends: 19757 [2021-01-06 18:42:09,717 INFO L226 Difference]: Without dead ends: 19673 [2021-01-06 18:42:09,723 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=78, Invalid=132, Unknown=0, NotChecked=0, Total=210 [2021-01-06 18:42:09,751 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19673 states. [2021-01-06 18:42:10,817 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19673 to 19395. [2021-01-06 18:42:10,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19395 states. [2021-01-06 18:42:10,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19395 states to 19395 states and 34979 transitions. [2021-01-06 18:42:10,868 INFO L78 Accepts]: Start accepts. Automaton has 19395 states and 34979 transitions. Word has length 92 [2021-01-06 18:42:10,868 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:42:10,868 INFO L481 AbstractCegarLoop]: Abstraction has 19395 states and 34979 transitions. [2021-01-06 18:42:10,868 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2021-01-06 18:42:10,868 INFO L276 IsEmpty]: Start isEmpty. Operand 19395 states and 34979 transitions. [2021-01-06 18:42:10,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-01-06 18:42:10,902 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:42:10,902 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 18:42:10,902 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-01-06 18:42:10,903 INFO L429 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:42:10,903 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:42:10,903 INFO L82 PathProgramCache]: Analyzing trace with hash 586275705, now seen corresponding path program 1 times [2021-01-06 18:42:10,904 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:42:10,904 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [234765049] [2021-01-06 18:42:10,904 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:42:10,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:42:11,106 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-01-06 18:42:11,106 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [234765049] [2021-01-06 18:42:11,106 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:42:11,107 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-01-06 18:42:11,107 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1352189168] [2021-01-06 18:42:11,107 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-01-06 18:42:11,108 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:42:11,108 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-01-06 18:42:11,108 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-01-06 18:42:11,109 INFO L87 Difference]: Start difference. First operand 19395 states and 34979 transitions. Second operand 4 states. [2021-01-06 18:42:12,119 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:42:12,119 INFO L93 Difference]: Finished difference Result 19493 states and 35140 transitions. [2021-01-06 18:42:12,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-01-06 18:42:12,120 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 93 [2021-01-06 18:42:12,120 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:42:12,169 INFO L225 Difference]: With dead ends: 19493 [2021-01-06 18:42:12,169 INFO L226 Difference]: Without dead ends: 19394 [2021-01-06 18:42:12,175 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-01-06 18:42:12,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19394 states. [2021-01-06 18:42:13,468 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19394 to 19394. [2021-01-06 18:42:13,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19394 states. [2021-01-06 18:42:13,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19394 states to 19394 states and 34975 transitions. [2021-01-06 18:42:13,530 INFO L78 Accepts]: Start accepts. Automaton has 19394 states and 34975 transitions. Word has length 93 [2021-01-06 18:42:13,530 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:42:13,530 INFO L481 AbstractCegarLoop]: Abstraction has 19394 states and 34975 transitions. [2021-01-06 18:42:13,530 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-01-06 18:42:13,530 INFO L276 IsEmpty]: Start isEmpty. Operand 19394 states and 34975 transitions. [2021-01-06 18:42:13,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-01-06 18:42:13,564 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:42:13,565 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 18:42:13,565 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-01-06 18:42:13,565 INFO L429 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:42:13,567 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:42:13,567 INFO L82 PathProgramCache]: Analyzing trace with hash -802440130, now seen corresponding path program 1 times [2021-01-06 18:42:13,567 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:42:13,568 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [547672861] [2021-01-06 18:42:13,569 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:42:13,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:42:13,736 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-01-06 18:42:13,737 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [547672861] [2021-01-06 18:42:13,737 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:42:13,737 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-01-06 18:42:13,737 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [850087809] [2021-01-06 18:42:13,738 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-01-06 18:42:13,738 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:42:13,739 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-01-06 18:42:13,739 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2021-01-06 18:42:13,739 INFO L87 Difference]: Start difference. First operand 19394 states and 34975 transitions. Second operand 9 states. [2021-01-06 18:42:15,924 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:42:15,924 INFO L93 Difference]: Finished difference Result 39131 states and 70474 transitions. [2021-01-06 18:42:15,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-01-06 18:42:15,925 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 94 [2021-01-06 18:42:15,925 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:42:16,011 INFO L225 Difference]: With dead ends: 39131 [2021-01-06 18:42:16,011 INFO L226 Difference]: Without dead ends: 38993 [2021-01-06 18:42:16,022 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=82, Invalid=158, Unknown=0, NotChecked=0, Total=240 [2021-01-06 18:42:16,063 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38993 states. [2021-01-06 18:42:17,980 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38993 to 38513. [2021-01-06 18:42:17,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 38513 states. [2021-01-06 18:42:18,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38513 states to 38513 states and 69483 transitions. [2021-01-06 18:42:18,061 INFO L78 Accepts]: Start accepts. Automaton has 38513 states and 69483 transitions. Word has length 94 [2021-01-06 18:42:18,062 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:42:18,062 INFO L481 AbstractCegarLoop]: Abstraction has 38513 states and 69483 transitions. [2021-01-06 18:42:18,062 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2021-01-06 18:42:18,062 INFO L276 IsEmpty]: Start isEmpty. Operand 38513 states and 69483 transitions. [2021-01-06 18:42:18,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-01-06 18:42:18,111 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:42:18,111 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 18:42:18,111 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-01-06 18:42:18,111 INFO L429 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:42:18,112 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:42:18,112 INFO L82 PathProgramCache]: Analyzing trace with hash 1533913854, now seen corresponding path program 1 times [2021-01-06 18:42:18,112 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:42:18,112 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [434159142] [2021-01-06 18:42:18,113 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:42:18,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:42:18,235 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-01-06 18:42:18,236 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [434159142] [2021-01-06 18:42:18,236 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:42:18,236 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-01-06 18:42:18,236 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1582638587] [2021-01-06 18:42:18,236 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-01-06 18:42:18,237 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:42:18,237 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-01-06 18:42:18,237 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2021-01-06 18:42:18,237 INFO L87 Difference]: Start difference. First operand 38513 states and 69483 transitions. Second operand 9 states. [2021-01-06 18:42:20,280 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:42:20,280 INFO L93 Difference]: Finished difference Result 39095 states and 70415 transitions. [2021-01-06 18:42:20,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-01-06 18:42:20,281 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 94 [2021-01-06 18:42:20,281 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:42:20,346 INFO L225 Difference]: With dead ends: 39095 [2021-01-06 18:42:20,347 INFO L226 Difference]: Without dead ends: 38952 [2021-01-06 18:42:20,356 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=72, Invalid=168, Unknown=0, NotChecked=0, Total=240 [2021-01-06 18:42:20,395 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38952 states. [2021-01-06 18:42:22,093 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38952 to 38521. [2021-01-06 18:42:22,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 38521 states. [2021-01-06 18:42:22,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38521 states to 38521 states and 69491 transitions. [2021-01-06 18:42:22,165 INFO L78 Accepts]: Start accepts. Automaton has 38521 states and 69491 transitions. Word has length 94 [2021-01-06 18:42:22,165 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:42:22,165 INFO L481 AbstractCegarLoop]: Abstraction has 38521 states and 69491 transitions. [2021-01-06 18:42:22,165 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2021-01-06 18:42:22,165 INFO L276 IsEmpty]: Start isEmpty. Operand 38521 states and 69491 transitions. [2021-01-06 18:42:22,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-01-06 18:42:22,198 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:42:22,199 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 18:42:22,199 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-01-06 18:42:22,199 INFO L429 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:42:22,200 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:42:22,201 INFO L82 PathProgramCache]: Analyzing trace with hash 502080464, now seen corresponding path program 1 times [2021-01-06 18:42:22,201 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:42:22,201 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1490040124] [2021-01-06 18:42:22,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:42:22,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:42:22,507 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-01-06 18:42:22,508 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1490040124] [2021-01-06 18:42:22,508 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:42:22,508 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-01-06 18:42:22,508 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [334300197] [2021-01-06 18:42:22,509 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-01-06 18:42:22,509 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:42:22,509 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-01-06 18:42:22,509 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-01-06 18:42:22,510 INFO L87 Difference]: Start difference. First operand 38521 states and 69491 transitions. Second operand 8 states. [2021-01-06 18:42:24,166 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:42:24,166 INFO L93 Difference]: Finished difference Result 38521 states and 69491 transitions. [2021-01-06 18:42:24,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-01-06 18:42:24,166 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 95 [2021-01-06 18:42:24,166 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:42:24,167 INFO L225 Difference]: With dead ends: 38521 [2021-01-06 18:42:24,167 INFO L226 Difference]: Without dead ends: 0 [2021-01-06 18:42:24,204 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2021-01-06 18:42:24,204 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-01-06 18:42:24,205 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-01-06 18:42:24,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-01-06 18:42:24,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-01-06 18:42:24,205 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 95 [2021-01-06 18:42:24,205 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:42:24,205 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-01-06 18:42:24,206 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2021-01-06 18:42:24,206 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-01-06 18:42:24,206 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-01-06 18:42:24,206 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-01-06 18:42:24,208 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-01-06 18:42:24,473 WARN L197 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 152 [2021-01-06 18:42:25,813 WARN L197 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 250 DAG size of output: 237 [2021-01-06 18:42:26,254 WARN L197 SmtUtils]: Spent 436.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 47 [2021-01-06 18:42:27,212 WARN L197 SmtUtils]: Spent 954.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 237 [2021-01-06 18:42:27,944 WARN L197 SmtUtils]: Spent 726.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 237 [2021-01-06 18:42:28,611 WARN L197 SmtUtils]: Spent 663.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 237 [2021-01-06 18:42:29,271 WARN L197 SmtUtils]: Spent 656.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 237 [2021-01-06 18:42:31,368 WARN L197 SmtUtils]: Spent 2.09 s on a formula simplification. DAG size of input: 424 DAG size of output: 413 [2021-01-06 18:42:32,018 WARN L197 SmtUtils]: Spent 646.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 237 [2021-01-06 18:42:32,124 WARN L197 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 159 [2021-01-06 18:42:33,993 WARN L197 SmtUtils]: Spent 1.86 s on a formula simplification. DAG size of input: 424 DAG size of output: 413 [2021-01-06 18:42:34,543 WARN L197 SmtUtils]: Spent 546.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 237 [2021-01-06 18:42:36,430 WARN L197 SmtUtils]: Spent 1.88 s on a formula simplification. DAG size of input: 424 DAG size of output: 413 [2021-01-06 18:42:38,271 WARN L197 SmtUtils]: Spent 1.84 s on a formula simplification. DAG size of input: 424 DAG size of output: 413 [2021-01-06 18:42:38,807 WARN L197 SmtUtils]: Spent 527.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 237 [2021-01-06 18:42:39,489 WARN L197 SmtUtils]: Spent 519.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 237 [2021-01-06 18:42:41,356 WARN L197 SmtUtils]: Spent 1.86 s on a formula simplification. DAG size of input: 424 DAG size of output: 413 [2021-01-06 18:42:41,853 WARN L197 SmtUtils]: Spent 493.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 237 [2021-01-06 18:42:43,934 WARN L197 SmtUtils]: Spent 2.00 s on a formula simplification. DAG size of input: 443 DAG size of output: 422 [2021-01-06 18:42:45,785 WARN L197 SmtUtils]: Spent 1.85 s on a formula simplification. DAG size of input: 424 DAG size of output: 413 [2021-01-06 18:42:46,313 WARN L197 SmtUtils]: Spent 524.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 237 [2021-01-06 18:42:48,126 WARN L197 SmtUtils]: Spent 1.81 s on a formula simplification. DAG size of input: 424 DAG size of output: 413 [2021-01-06 18:42:50,216 WARN L197 SmtUtils]: Spent 2.06 s on a formula simplification. DAG size of input: 424 DAG size of output: 413 [2021-01-06 18:42:50,752 WARN L197 SmtUtils]: Spent 524.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 237 [2021-01-06 18:42:52,595 WARN L197 SmtUtils]: Spent 1.84 s on a formula simplification. DAG size of input: 424 DAG size of output: 413 [2021-01-06 18:42:54,499 WARN L197 SmtUtils]: Spent 1.84 s on a formula simplification. DAG size of input: 424 DAG size of output: 413 [2021-01-06 18:42:55,166 WARN L197 SmtUtils]: Spent 513.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 237 [2021-01-06 18:42:55,747 WARN L197 SmtUtils]: Spent 516.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 237 [2021-01-06 18:42:56,259 WARN L197 SmtUtils]: Spent 510.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 237 [2021-01-06 18:42:58,075 WARN L197 SmtUtils]: Spent 1.81 s on a formula simplification. DAG size of input: 424 DAG size of output: 413 [2021-01-06 18:42:58,422 WARN L197 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 159 [2021-01-06 18:43:00,223 WARN L197 SmtUtils]: Spent 1.80 s on a formula simplification. DAG size of input: 424 DAG size of output: 413 [2021-01-06 18:43:02,006 WARN L197 SmtUtils]: Spent 1.78 s on a formula simplification. DAG size of input: 424 DAG size of output: 413 [2021-01-06 18:43:03,947 WARN L197 SmtUtils]: Spent 1.81 s on a formula simplification. DAG size of input: 426 DAG size of output: 413 [2021-01-06 18:43:05,728 WARN L197 SmtUtils]: Spent 1.78 s on a formula simplification. DAG size of input: 424 DAG size of output: 413 [2021-01-06 18:43:07,534 WARN L197 SmtUtils]: Spent 1.80 s on a formula simplification. DAG size of input: 424 DAG size of output: 413 [2021-01-06 18:43:08,136 WARN L197 SmtUtils]: Spent 503.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 237 [2021-01-06 18:43:08,655 WARN L197 SmtUtils]: Spent 516.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 237 [2021-01-06 18:43:09,022 WARN L197 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 328 DAG size of output: 65 [2021-01-06 18:43:09,559 WARN L197 SmtUtils]: Spent 535.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 237 [2021-01-06 18:43:11,386 WARN L197 SmtUtils]: Spent 1.82 s on a formula simplification. DAG size of input: 426 DAG size of output: 413 [2021-01-06 18:43:13,275 WARN L197 SmtUtils]: Spent 1.79 s on a formula simplification. DAG size of input: 427 DAG size of output: 419 [2021-01-06 18:43:15,188 WARN L197 SmtUtils]: Spent 1.82 s on a formula simplification. DAG size of input: 424 DAG size of output: 413 [2021-01-06 18:43:17,013 WARN L197 SmtUtils]: Spent 1.82 s on a formula simplification. DAG size of input: 426 DAG size of output: 413 [2021-01-06 18:43:18,801 WARN L197 SmtUtils]: Spent 1.79 s on a formula simplification. DAG size of input: 426 DAG size of output: 413 [2021-01-06 18:43:19,291 WARN L197 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 45 [2021-01-06 18:43:21,267 WARN L197 SmtUtils]: Spent 1.97 s on a formula simplification. DAG size of input: 235 DAG size of output: 32 [2021-01-06 18:43:21,391 WARN L197 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 34 [2021-01-06 18:43:23,398 WARN L197 SmtUtils]: Spent 2.00 s on a formula simplification. DAG size of input: 235 DAG size of output: 32 [2021-01-06 18:43:25,444 WARN L197 SmtUtils]: Spent 2.04 s on a formula simplification. DAG size of input: 235 DAG size of output: 32 [2021-01-06 18:43:27,471 WARN L197 SmtUtils]: Spent 2.02 s on a formula simplification. DAG size of input: 235 DAG size of output: 32 [2021-01-06 18:43:29,511 WARN L197 SmtUtils]: Spent 2.04 s on a formula simplification. DAG size of input: 235 DAG size of output: 32 [2021-01-06 18:43:34,913 WARN L197 SmtUtils]: Spent 5.39 s on a formula simplification. DAG size of input: 411 DAG size of output: 30 [2021-01-06 18:43:36,950 WARN L197 SmtUtils]: Spent 2.03 s on a formula simplification. DAG size of input: 235 DAG size of output: 32 [2021-01-06 18:43:37,450 WARN L197 SmtUtils]: Spent 497.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 40 [2021-01-06 18:43:43,005 WARN L197 SmtUtils]: Spent 5.44 s on a formula simplification. DAG size of input: 411 DAG size of output: 30 [2021-01-06 18:43:45,026 WARN L197 SmtUtils]: Spent 2.02 s on a formula simplification. DAG size of input: 235 DAG size of output: 32 [2021-01-06 18:43:50,469 WARN L197 SmtUtils]: Spent 5.44 s on a formula simplification. DAG size of input: 411 DAG size of output: 30 [2021-01-06 18:43:55,903 WARN L197 SmtUtils]: Spent 5.43 s on a formula simplification. DAG size of input: 411 DAG size of output: 30 [2021-01-06 18:43:56,006 WARN L197 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 28 [2021-01-06 18:43:58,038 WARN L197 SmtUtils]: Spent 2.03 s on a formula simplification. DAG size of input: 235 DAG size of output: 32 [2021-01-06 18:43:58,533 WARN L197 SmtUtils]: Spent 492.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 40 [2021-01-06 18:43:58,978 WARN L197 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 44 [2021-01-06 18:44:01,025 WARN L197 SmtUtils]: Spent 2.04 s on a formula simplification. DAG size of input: 235 DAG size of output: 32 [2021-01-06 18:44:06,484 WARN L197 SmtUtils]: Spent 5.45 s on a formula simplification. DAG size of input: 411 DAG size of output: 30 [2021-01-06 18:44:08,517 WARN L197 SmtUtils]: Spent 2.03 s on a formula simplification. DAG size of input: 235 DAG size of output: 32 [2021-01-06 18:44:09,007 WARN L197 SmtUtils]: Spent 487.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 39 [2021-01-06 18:44:14,639 WARN L197 SmtUtils]: Spent 5.63 s on a formula simplification. DAG size of input: 420 DAG size of output: 30 [2021-01-06 18:44:20,099 WARN L197 SmtUtils]: Spent 5.45 s on a formula simplification. DAG size of input: 411 DAG size of output: 30 [2021-01-06 18:44:22,140 WARN L197 SmtUtils]: Spent 2.04 s on a formula simplification. DAG size of input: 235 DAG size of output: 32 [2021-01-06 18:44:27,598 WARN L197 SmtUtils]: Spent 5.45 s on a formula simplification. DAG size of input: 411 DAG size of output: 30 [2021-01-06 18:44:27,833 WARN L197 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 33 [2021-01-06 18:44:33,268 WARN L197 SmtUtils]: Spent 5.43 s on a formula simplification. DAG size of input: 411 DAG size of output: 30 [2021-01-06 18:44:35,343 WARN L197 SmtUtils]: Spent 2.02 s on a formula simplification. DAG size of input: 235 DAG size of output: 32 [2021-01-06 18:44:40,818 WARN L197 SmtUtils]: Spent 5.47 s on a formula simplification. DAG size of input: 411 DAG size of output: 30 [2021-01-06 18:44:41,251 WARN L197 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 45 [2021-01-06 18:44:46,695 WARN L197 SmtUtils]: Spent 5.44 s on a formula simplification. DAG size of input: 411 DAG size of output: 30 [2021-01-06 18:44:47,275 WARN L197 SmtUtils]: Spent 493.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 40 [2021-01-06 18:44:47,705 WARN L197 SmtUtils]: Spent 426.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 45 [2021-01-06 18:44:49,749 WARN L197 SmtUtils]: Spent 2.04 s on a formula simplification. DAG size of input: 235 DAG size of output: 32 [2021-01-06 18:44:50,182 WARN L197 SmtUtils]: Spent 431.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 45 [2021-01-06 18:44:52,249 WARN L197 SmtUtils]: Spent 2.06 s on a formula simplification. DAG size of input: 235 DAG size of output: 32 [2021-01-06 18:44:54,326 WARN L197 SmtUtils]: Spent 2.07 s on a formula simplification. DAG size of input: 235 DAG size of output: 32 [2021-01-06 18:44:59,464 WARN L197 SmtUtils]: Spent 5.13 s on a formula simplification. DAG size of input: 411 DAG size of output: 30 [2021-01-06 18:44:59,942 WARN L197 SmtUtils]: Spent 476.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 40 [2021-01-06 18:45:00,451 WARN L197 SmtUtils]: Spent 506.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 40 [2021-01-06 18:45:00,721 WARN L197 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 38 [2021-01-06 18:45:01,171 WARN L197 SmtUtils]: Spent 447.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 45 [2021-01-06 18:45:01,662 WARN L197 SmtUtils]: Spent 488.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 40 [2021-01-06 18:45:07,211 WARN L197 SmtUtils]: Spent 5.54 s on a formula simplification. DAG size of input: 411 DAG size of output: 30 [2021-01-06 18:45:12,767 WARN L197 SmtUtils]: Spent 5.55 s on a formula simplification. DAG size of input: 411 DAG size of output: 30 [2021-01-06 18:45:13,326 WARN L197 SmtUtils]: Spent 557.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 44 [2021-01-06 18:45:13,657 WARN L197 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 43 [2021-01-06 18:45:19,181 WARN L197 SmtUtils]: Spent 5.52 s on a formula simplification. DAG size of input: 411 DAG size of output: 30 [2021-01-06 18:45:24,686 WARN L197 SmtUtils]: Spent 5.50 s on a formula simplification. DAG size of input: 411 DAG size of output: 30 [2021-01-06 18:45:30,205 WARN L197 SmtUtils]: Spent 5.51 s on a formula simplification. DAG size of input: 411 DAG size of output: 30 [2021-01-06 18:45:30,640 WARN L197 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 45 [2021-01-06 18:45:30,947 WARN L197 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 43 [2021-01-06 18:45:32,996 WARN L197 SmtUtils]: Spent 2.04 s on a formula simplification. DAG size of input: 235 DAG size of output: 32 [2021-01-06 18:45:35,063 WARN L197 SmtUtils]: Spent 2.06 s on a formula simplification. DAG size of input: 235 DAG size of output: 32 [2021-01-06 18:45:35,226 WARN L197 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 32 [2021-01-06 18:45:37,277 WARN L197 SmtUtils]: Spent 2.03 s on a formula simplification. DAG size of input: 235 DAG size of output: 32 [2021-01-06 18:45:42,760 WARN L197 SmtUtils]: Spent 5.48 s on a formula simplification. DAG size of input: 411 DAG size of output: 30 [2021-01-06 18:45:43,262 WARN L197 SmtUtils]: Spent 500.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 40 [2021-01-06 18:45:48,871 WARN L197 SmtUtils]: Spent 5.57 s on a formula simplification. DAG size of input: 417 DAG size of output: 30 [2021-01-06 18:45:49,376 WARN L197 SmtUtils]: Spent 501.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 40 [2021-01-06 18:45:54,864 WARN L197 SmtUtils]: Spent 5.48 s on a formula simplification. DAG size of input: 411 DAG size of output: 30