/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_spec6_product32.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-bitabs-178dd20 [2021-01-06 18:58:05,096 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-01-06 18:58:05,100 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-01-06 18:58:05,162 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-01-06 18:58:05,163 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-01-06 18:58:05,168 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-01-06 18:58:05,172 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-01-06 18:58:05,178 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-01-06 18:58:05,181 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-01-06 18:58:05,187 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-01-06 18:58:05,191 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-01-06 18:58:05,192 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-01-06 18:58:05,193 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-01-06 18:58:05,196 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-01-06 18:58:05,198 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-01-06 18:58:05,200 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-01-06 18:58:05,201 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-01-06 18:58:05,219 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-01-06 18:58:05,226 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-01-06 18:58:05,234 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-01-06 18:58:05,236 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-01-06 18:58:05,238 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-01-06 18:58:05,239 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-01-06 18:58:05,242 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-01-06 18:58:05,250 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-01-06 18:58:05,251 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-01-06 18:58:05,251 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-01-06 18:58:05,253 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-01-06 18:58:05,254 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-01-06 18:58:05,255 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-01-06 18:58:05,255 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-01-06 18:58:05,256 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-01-06 18:58:05,258 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-01-06 18:58:05,259 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-01-06 18:58:05,260 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-01-06 18:58:05,260 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-01-06 18:58:05,261 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-01-06 18:58:05,267 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-01-06 18:58:05,268 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-01-06 18:58:05,269 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-01-06 18:58:05,270 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-01-06 18:58:05,278 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 18:58:05,328 INFO L113 SettingsManager]: Loading preferences was successful [2021-01-06 18:58:05,329 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-01-06 18:58:05,332 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-01-06 18:58:05,333 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-01-06 18:58:05,333 INFO L138 SettingsManager]: * Use SBE=true [2021-01-06 18:58:05,333 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-01-06 18:58:05,334 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-01-06 18:58:05,334 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-01-06 18:58:05,334 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-01-06 18:58:05,334 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-01-06 18:58:05,335 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-01-06 18:58:05,336 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-01-06 18:58:05,336 INFO L138 SettingsManager]: * Use constant arrays=true [2021-01-06 18:58:05,336 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-01-06 18:58:05,337 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-01-06 18:58:05,337 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-01-06 18:58:05,337 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-01-06 18:58:05,337 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-06 18:58:05,338 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-01-06 18:58:05,338 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-01-06 18:58:05,338 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-01-06 18:58:05,338 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-01-06 18:58:05,339 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-01-06 18:58:05,339 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-01-06 18:58:05,339 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-01-06 18:58:05,339 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-01-06 18:58:05,818 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-01-06 18:58:05,846 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-01-06 18:58:05,850 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-01-06 18:58:05,851 INFO L271 PluginConnector]: Initializing CDTParser... [2021-01-06 18:58:05,852 INFO L275 PluginConnector]: CDTParser initialized [2021-01-06 18:58:05,853 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/email_spec6_product32.cil.c [2021-01-06 18:58:05,932 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/7e66fbd14/f2d41935f4714247ab7cb828373a7a58/FLAGd36deb8f5 [2021-01-06 18:58:06,731 INFO L306 CDTParser]: Found 1 translation units. [2021-01-06 18:58:06,731 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec6_product32.cil.c [2021-01-06 18:58:06,759 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/7e66fbd14/f2d41935f4714247ab7cb828373a7a58/FLAGd36deb8f5 [2021-01-06 18:58:06,884 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/7e66fbd14/f2d41935f4714247ab7cb828373a7a58 [2021-01-06 18:58:06,887 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-01-06 18:58:06,890 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-01-06 18:58:06,892 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-01-06 18:58:06,892 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-01-06 18:58:06,900 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-01-06 18:58:06,901 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.01 06:58:06" (1/1) ... [2021-01-06 18:58:06,903 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@458aac06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:58:06, skipping insertion in model container [2021-01-06 18:58:06,903 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.01 06:58:06" (1/1) ... [2021-01-06 18:58:06,912 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-01-06 18:58:06,981 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[~__ste_Client_counter~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] 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~2,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~2,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~2,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~2,] 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~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~3,] left hand side expression in assignment: lhs: VariableLHS[~__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~1,] 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~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~__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~7,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~__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~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[~__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~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_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~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_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~2,] 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~11,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~12,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~12,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~12,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~12,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~12,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~12,] left hand side expression in assignment: lhs: VariableLHS[~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_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~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[~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[~retValue_acc~13,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~13,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~__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~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_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~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[~__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[~__ste_Email_counter~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~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_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~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_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~20,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] 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~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] 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~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~2,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] 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~23,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~23,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~23,] left hand side expression in assignment: lhs: VariableLHS[~__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~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_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~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~__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~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_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~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_isSignatureVerified0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_isSignatureVerified1~0,GLOBAL] [2021-01-06 18:58:07,518 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_spec6_product32.cil.c[39891,39904] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~excep~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~3,] 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~4,] 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~5,] 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~29,] 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~29,] left hand side expression in assignment: lhs: VariableLHS[~mem_24~0,] 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_tmp4~1,] 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~30,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~2,] 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~31,] left hand side expression in assignment: lhs: VariableLHS[~__utac__ad__arg1~0,] 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___0~1,] 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[~size~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~2,] left hand side expression in assignment: lhs: VariableLHS[~receiver~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~1,] left hand side expression in assignment: lhs: VariableLHS[~second~0,] 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[~__utac__ad__arg1~1,] left hand side expression in assignment: lhs: VariableLHS[~__utac__ad__arg2~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~11,] left hand side expression in assignment: lhs: VariableLHS[~privkey~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~12,] left hand side expression in assignment: lhs: VariableLHS[~client~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~tmp~13,] 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~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~35,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~36,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~36,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~36,] left hand side expression in assignment: lhs: VariableLHS[~tmp~14,] left hand side expression in assignment: lhs: VariableLHS[~sender~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~15,] left hand side expression in assignment: lhs: VariableLHS[~privkey~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~16,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~3,] left hand side expression in assignment: lhs: VariableLHS[~pubkey~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~37,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~38,] left hand side expression in assignment: lhs: VariableLHS[~sent_encrypted~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp2~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp~17,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp~18,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~6,] left hand side expression in assignment: lhs: VariableLHS[~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_tmp2~1,] left hand side expression in assignment: lhs: VariableLHS[~chuck~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp~19,] left hand side expression in assignment: lhs: VariableLHS[~tmp~20,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~7,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp~21,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~8,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~6,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp~22,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~9,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~6,] left hand side expression in assignment: lhs: VariableLHS[~tmp~23,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~6,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~10,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~7,] left hand side expression in assignment: lhs: VariableLHS[~tmp~24,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~40,] left hand side expression in assignment: lhs: VariableLHS[~tmp~25,] 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,] [2021-01-06 18:58:07,895 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-06 18:58:07,920 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[~__ste_Client_counter~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] 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~2,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~2,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~2,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~2,] 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~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~3,] left hand side expression in assignment: lhs: VariableLHS[~__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~1,] 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~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~__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~7,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~__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~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[~__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~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_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~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_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~2,] 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~11,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~12,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~12,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~12,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~12,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~12,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~12,] left hand side expression in assignment: lhs: VariableLHS[~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_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~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[~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[~retValue_acc~13,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~13,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~__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~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_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~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[~__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[~__ste_Email_counter~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~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_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~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_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~20,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] 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~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] 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~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~2,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] 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~23,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~23,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~23,] left hand side expression in assignment: lhs: VariableLHS[~__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~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_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~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~__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~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_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~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_isSignatureVerified0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_isSignatureVerified1~0,GLOBAL] [2021-01-06 18:58:08,054 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_spec6_product32.cil.c[39891,39904] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~excep~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~3,] 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~4,] 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~5,] 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~29,] 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~29,] left hand side expression in assignment: lhs: VariableLHS[~mem_24~0,] 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_tmp4~1,] 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~30,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~2,] 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~31,] left hand side expression in assignment: lhs: VariableLHS[~__utac__ad__arg1~0,] 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___0~1,] 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[~size~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~2,] left hand side expression in assignment: lhs: VariableLHS[~receiver~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~1,] left hand side expression in assignment: lhs: VariableLHS[~second~0,] 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[~__utac__ad__arg1~1,] left hand side expression in assignment: lhs: VariableLHS[~__utac__ad__arg2~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~11,] left hand side expression in assignment: lhs: VariableLHS[~privkey~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~12,] left hand side expression in assignment: lhs: VariableLHS[~client~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~tmp~13,] 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~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~35,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~36,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~36,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~36,] left hand side expression in assignment: lhs: VariableLHS[~tmp~14,] left hand side expression in assignment: lhs: VariableLHS[~sender~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~15,] left hand side expression in assignment: lhs: VariableLHS[~privkey~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~16,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~3,] left hand side expression in assignment: lhs: VariableLHS[~pubkey~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~37,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~38,] left hand side expression in assignment: lhs: VariableLHS[~sent_encrypted~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp2~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp~17,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp~18,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~6,] left hand side expression in assignment: lhs: VariableLHS[~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_tmp2~1,] left hand side expression in assignment: lhs: VariableLHS[~chuck~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp~19,] left hand side expression in assignment: lhs: VariableLHS[~tmp~20,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~7,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp~21,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~8,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~6,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp~22,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~9,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~6,] left hand side expression in assignment: lhs: VariableLHS[~tmp~23,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~6,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~10,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~7,] left hand side expression in assignment: lhs: VariableLHS[~tmp~24,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~40,] left hand side expression in assignment: lhs: VariableLHS[~tmp~25,] 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,] [2021-01-06 18:58:08,146 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-06 18:58:08,276 INFO L208 MainTranslator]: Completed translation [2021-01-06 18:58:08,277 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:58:08 WrapperNode [2021-01-06 18:58:08,277 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-01-06 18:58:08,280 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-01-06 18:58:08,280 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-01-06 18:58:08,280 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-01-06 18:58:08,290 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:58:08" (1/1) ... [2021-01-06 18:58:08,362 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:58:08" (1/1) ... [2021-01-06 18:58:08,539 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-01-06 18:58:08,540 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-01-06 18:58:08,541 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-01-06 18:58:08,541 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-01-06 18:58:08,553 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:58:08" (1/1) ... [2021-01-06 18:58:08,553 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:58:08" (1/1) ... [2021-01-06 18:58:08,570 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:58:08" (1/1) ... [2021-01-06 18:58:08,571 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:58:08" (1/1) ... [2021-01-06 18:58:08,640 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:58:08" (1/1) ... [2021-01-06 18:58:08,692 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:58:08" (1/1) ... [2021-01-06 18:58:08,716 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:58:08" (1/1) ... [2021-01-06 18:58:08,746 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-01-06 18:58:08,748 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-01-06 18:58:08,749 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-01-06 18:58:08,749 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-01-06 18:58:08,750 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:58:08" (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 18:58:08,858 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2021-01-06 18:58:08,858 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-01-06 18:58:08,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-01-06 18:58:08,859 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-01-06 18:58:08,859 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-01-06 18:58:12,638 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-01-06 18:58:12,638 INFO L299 CfgBuilder]: Removed 717 assume(true) statements. [2021-01-06 18:58:12,643 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 06:58:12 BoogieIcfgContainer [2021-01-06 18:58:12,643 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-01-06 18:58:12,645 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-01-06 18:58:12,645 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-01-06 18:58:12,653 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-01-06 18:58:12,653 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.01 06:58:06" (1/3) ... [2021-01-06 18:58:12,654 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72974c4e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.01 06:58:12, skipping insertion in model container [2021-01-06 18:58:12,654 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:58:08" (2/3) ... [2021-01-06 18:58:12,655 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72974c4e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.01 06:58:12, skipping insertion in model container [2021-01-06 18:58:12,655 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 06:58:12" (3/3) ... [2021-01-06 18:58:12,657 INFO L111 eAbstractionObserver]: Analyzing ICFG email_spec6_product32.cil.c [2021-01-06 18:58:12,664 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-01-06 18:58:12,672 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 6 error locations. [2021-01-06 18:58:12,694 INFO L253 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2021-01-06 18:58:12,733 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-01-06 18:58:12,734 INFO L378 AbstractCegarLoop]: Hoare is true [2021-01-06 18:58:12,734 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-01-06 18:58:12,734 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-01-06 18:58:12,734 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-01-06 18:58:12,734 INFO L382 AbstractCegarLoop]: Difference is false [2021-01-06 18:58:12,735 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-01-06 18:58:12,735 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-01-06 18:58:12,772 INFO L276 IsEmpty]: Start isEmpty. Operand 1122 states. [2021-01-06 18:58:12,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-01-06 18:58:12,797 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:58:12,798 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 18:58:12,798 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:58:12,807 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:58:12,807 INFO L82 PathProgramCache]: Analyzing trace with hash -1046797102, now seen corresponding path program 1 times [2021-01-06 18:58:12,820 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:58:12,820 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1120349810] [2021-01-06 18:58:12,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:58:13,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:58:13,335 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 18:58:13,336 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1120349810] [2021-01-06 18:58:13,336 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:58:13,337 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 18:58:13,338 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [312478678] [2021-01-06 18:58:13,343 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 18:58:13,343 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:58:13,358 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 18:58:13,359 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:58:13,361 INFO L87 Difference]: Start difference. First operand 1122 states. Second operand 3 states. [2021-01-06 18:58:13,560 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:58:13,561 INFO L93 Difference]: Finished difference Result 3331 states and 5798 transitions. [2021-01-06 18:58:13,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 18:58:13,563 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 57 [2021-01-06 18:58:13,564 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:58:13,605 INFO L225 Difference]: With dead ends: 3331 [2021-01-06 18:58:13,605 INFO L226 Difference]: Without dead ends: 1932 [2021-01-06 18:58:13,618 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 18:58:13,646 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1932 states. [2021-01-06 18:58:13,728 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1932 to 975. [2021-01-06 18:58:13,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 975 states. [2021-01-06 18:58:13,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 975 states to 975 states and 1689 transitions. [2021-01-06 18:58:13,736 INFO L78 Accepts]: Start accepts. Automaton has 975 states and 1689 transitions. Word has length 57 [2021-01-06 18:58:13,737 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:58:13,737 INFO L481 AbstractCegarLoop]: Abstraction has 975 states and 1689 transitions. [2021-01-06 18:58:13,737 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 18:58:13,737 INFO L276 IsEmpty]: Start isEmpty. Operand 975 states and 1689 transitions. [2021-01-06 18:58:13,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-01-06 18:58:13,747 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:58:13,747 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 18:58:13,747 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-01-06 18:58:13,748 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:58:13,748 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:58:13,749 INFO L82 PathProgramCache]: Analyzing trace with hash -643093068, now seen corresponding path program 1 times [2021-01-06 18:58:13,751 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:58:13,752 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [975905814] [2021-01-06 18:58:13,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:58:13,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:58:14,016 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 18:58:14,016 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [975905814] [2021-01-06 18:58:14,016 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:58:14,017 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-01-06 18:58:14,018 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [738097225] [2021-01-06 18:58:14,020 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-06 18:58:14,020 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:58:14,021 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-06 18:58:14,021 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 18:58:14,021 INFO L87 Difference]: Start difference. First operand 975 states and 1689 transitions. Second operand 5 states. [2021-01-06 18:58:14,334 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:58:14,334 INFO L93 Difference]: Finished difference Result 2874 states and 4983 transitions. [2021-01-06 18:58:14,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-01-06 18:58:14,335 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 59 [2021-01-06 18:58:14,336 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:58:14,351 INFO L225 Difference]: With dead ends: 2874 [2021-01-06 18:58:14,352 INFO L226 Difference]: Without dead ends: 1918 [2021-01-06 18:58:14,356 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 18:58:14,362 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1918 states. [2021-01-06 18:58:14,402 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1918 to 975. [2021-01-06 18:58:14,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 975 states. [2021-01-06 18:58:14,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 975 states to 975 states and 1688 transitions. [2021-01-06 18:58:14,407 INFO L78 Accepts]: Start accepts. Automaton has 975 states and 1688 transitions. Word has length 59 [2021-01-06 18:58:14,408 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:58:14,408 INFO L481 AbstractCegarLoop]: Abstraction has 975 states and 1688 transitions. [2021-01-06 18:58:14,408 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-06 18:58:14,408 INFO L276 IsEmpty]: Start isEmpty. Operand 975 states and 1688 transitions. [2021-01-06 18:58:14,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-01-06 18:58:14,413 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:58:14,413 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 18:58:14,413 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-01-06 18:58:14,415 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:58:14,417 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:58:14,418 INFO L82 PathProgramCache]: Analyzing trace with hash -704668089, now seen corresponding path program 1 times [2021-01-06 18:58:14,418 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:58:14,419 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [655471912] [2021-01-06 18:58:14,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:58:14,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:58:14,589 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 18:58:14,589 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [655471912] [2021-01-06 18:58:14,590 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:58:14,590 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 18:58:14,590 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1177484487] [2021-01-06 18:58:14,591 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 18:58:14,591 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:58:14,595 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 18:58:14,595 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:58:14,595 INFO L87 Difference]: Start difference. First operand 975 states and 1688 transitions. Second operand 3 states. [2021-01-06 18:58:14,676 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:58:14,677 INFO L93 Difference]: Finished difference Result 1932 states and 3350 transitions. [2021-01-06 18:58:14,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 18:58:14,679 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2021-01-06 18:58:14,679 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:58:14,685 INFO L225 Difference]: With dead ends: 1932 [2021-01-06 18:58:14,685 INFO L226 Difference]: Without dead ends: 980 [2021-01-06 18:58:14,687 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 18:58:14,694 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 980 states. [2021-01-06 18:58:14,733 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 980 to 975. [2021-01-06 18:58:14,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 975 states. [2021-01-06 18:58:14,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 975 states to 975 states and 1687 transitions. [2021-01-06 18:58:14,740 INFO L78 Accepts]: Start accepts. Automaton has 975 states and 1687 transitions. Word has length 60 [2021-01-06 18:58:14,748 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:58:14,748 INFO L481 AbstractCegarLoop]: Abstraction has 975 states and 1687 transitions. [2021-01-06 18:58:14,748 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 18:58:14,748 INFO L276 IsEmpty]: Start isEmpty. Operand 975 states and 1687 transitions. [2021-01-06 18:58:14,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-01-06 18:58:14,750 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:58:14,750 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 18:58:14,751 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-01-06 18:58:14,751 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:58:14,751 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:58:14,752 INFO L82 PathProgramCache]: Analyzing trace with hash -1587727935, now seen corresponding path program 1 times [2021-01-06 18:58:14,752 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:58:14,752 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2002395873] [2021-01-06 18:58:14,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:58:14,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:58:14,873 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 18:58:14,875 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2002395873] [2021-01-06 18:58:14,875 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:58:14,876 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 18:58:14,876 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1333924942] [2021-01-06 18:58:14,876 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 18:58:14,877 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:58:14,879 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 18:58:14,880 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:58:14,880 INFO L87 Difference]: Start difference. First operand 975 states and 1687 transitions. Second operand 3 states. [2021-01-06 18:58:14,996 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:58:14,996 INFO L93 Difference]: Finished difference Result 1942 states and 3363 transitions. [2021-01-06 18:58:14,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 18:58:14,997 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 61 [2021-01-06 18:58:14,997 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:58:15,002 INFO L225 Difference]: With dead ends: 1942 [2021-01-06 18:58:15,003 INFO L226 Difference]: Without dead ends: 975 [2021-01-06 18:58:15,005 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 18:58:15,007 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 975 states. [2021-01-06 18:58:15,043 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 975 to 975. [2021-01-06 18:58:15,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 975 states. [2021-01-06 18:58:15,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 975 states to 975 states and 1685 transitions. [2021-01-06 18:58:15,047 INFO L78 Accepts]: Start accepts. Automaton has 975 states and 1685 transitions. Word has length 61 [2021-01-06 18:58:15,049 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:58:15,049 INFO L481 AbstractCegarLoop]: Abstraction has 975 states and 1685 transitions. [2021-01-06 18:58:15,050 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 18:58:15,050 INFO L276 IsEmpty]: Start isEmpty. Operand 975 states and 1685 transitions. [2021-01-06 18:58:15,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-01-06 18:58:15,053 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:58:15,053 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] [2021-01-06 18:58:15,053 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-01-06 18:58:15,053 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:58:15,054 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:58:15,054 INFO L82 PathProgramCache]: Analyzing trace with hash 1188420108, now seen corresponding path program 1 times [2021-01-06 18:58:15,054 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:58:15,055 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1523701629] [2021-01-06 18:58:15,055 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:58:15,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:58:15,185 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 18:58:15,186 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1523701629] [2021-01-06 18:58:15,186 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:58:15,186 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-01-06 18:58:15,186 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1328992454] [2021-01-06 18:58:15,188 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-06 18:58:15,188 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:58:15,189 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-06 18:58:15,189 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 18:58:15,189 INFO L87 Difference]: Start difference. First operand 975 states and 1685 transitions. Second operand 5 states. [2021-01-06 18:58:15,426 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:58:15,427 INFO L93 Difference]: Finished difference Result 2864 states and 4963 transitions. [2021-01-06 18:58:15,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-01-06 18:58:15,428 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 62 [2021-01-06 18:58:15,428 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:58:15,441 INFO L225 Difference]: With dead ends: 2864 [2021-01-06 18:58:15,441 INFO L226 Difference]: Without dead ends: 1916 [2021-01-06 18:58:15,445 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 18:58:15,449 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1916 states. [2021-01-06 18:58:15,500 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1916 to 975. [2021-01-06 18:58:15,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 975 states. [2021-01-06 18:58:15,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 975 states to 975 states and 1684 transitions. [2021-01-06 18:58:15,505 INFO L78 Accepts]: Start accepts. Automaton has 975 states and 1684 transitions. Word has length 62 [2021-01-06 18:58:15,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:58:15,506 INFO L481 AbstractCegarLoop]: Abstraction has 975 states and 1684 transitions. [2021-01-06 18:58:15,506 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-06 18:58:15,506 INFO L276 IsEmpty]: Start isEmpty. Operand 975 states and 1684 transitions. [2021-01-06 18:58:15,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-01-06 18:58:15,507 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:58:15,508 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] [2021-01-06 18:58:15,508 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-01-06 18:58:15,508 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:58:15,508 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:58:15,509 INFO L82 PathProgramCache]: Analyzing trace with hash -970135671, now seen corresponding path program 1 times [2021-01-06 18:58:15,509 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:58:15,509 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1229094109] [2021-01-06 18:58:15,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:58:15,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:58:15,593 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 18:58:15,594 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1229094109] [2021-01-06 18:58:15,594 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:58:15,594 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-01-06 18:58:15,594 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1072263715] [2021-01-06 18:58:15,595 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-06 18:58:15,595 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:58:15,596 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-06 18:58:15,596 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 18:58:15,596 INFO L87 Difference]: Start difference. First operand 975 states and 1684 transitions. Second operand 5 states. [2021-01-06 18:58:15,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:58:15,873 INFO L93 Difference]: Finished difference Result 2869 states and 4968 transitions. [2021-01-06 18:58:15,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-01-06 18:58:15,873 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 63 [2021-01-06 18:58:15,874 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:58:15,885 INFO L225 Difference]: With dead ends: 2869 [2021-01-06 18:58:15,885 INFO L226 Difference]: Without dead ends: 1921 [2021-01-06 18:58:15,888 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 18:58:15,893 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1921 states. [2021-01-06 18:58:15,963 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1921 to 975. [2021-01-06 18:58:15,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 975 states. [2021-01-06 18:58:15,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 975 states to 975 states and 1683 transitions. [2021-01-06 18:58:15,968 INFO L78 Accepts]: Start accepts. Automaton has 975 states and 1683 transitions. Word has length 63 [2021-01-06 18:58:15,969 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:58:15,969 INFO L481 AbstractCegarLoop]: Abstraction has 975 states and 1683 transitions. [2021-01-06 18:58:15,969 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-06 18:58:15,969 INFO L276 IsEmpty]: Start isEmpty. Operand 975 states and 1683 transitions. [2021-01-06 18:58:15,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-01-06 18:58:15,971 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:58:15,971 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] [2021-01-06 18:58:15,971 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-01-06 18:58:15,971 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:58:15,972 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:58:15,972 INFO L82 PathProgramCache]: Analyzing trace with hash -1409371279, now seen corresponding path program 1 times [2021-01-06 18:58:15,972 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:58:15,973 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1824715072] [2021-01-06 18:58:15,973 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:58:16,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:58:16,053 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 18:58:16,053 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1824715072] [2021-01-06 18:58:16,054 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:58:16,054 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 18:58:16,054 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [631198186] [2021-01-06 18:58:16,054 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 18:58:16,055 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:58:16,055 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 18:58:16,056 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:58:16,056 INFO L87 Difference]: Start difference. First operand 975 states and 1683 transitions. Second operand 3 states. [2021-01-06 18:58:16,140 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:58:16,141 INFO L93 Difference]: Finished difference Result 1669 states and 2860 transitions. [2021-01-06 18:58:16,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 18:58:16,141 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 64 [2021-01-06 18:58:16,142 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:58:16,147 INFO L225 Difference]: With dead ends: 1669 [2021-01-06 18:58:16,148 INFO L226 Difference]: Without dead ends: 978 [2021-01-06 18:58:16,150 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 18:58:16,152 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 978 states. [2021-01-06 18:58:16,206 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 978 to 977. [2021-01-06 18:58:16,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 977 states. [2021-01-06 18:58:16,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 977 states to 977 states and 1685 transitions. [2021-01-06 18:58:16,211 INFO L78 Accepts]: Start accepts. Automaton has 977 states and 1685 transitions. Word has length 64 [2021-01-06 18:58:16,211 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:58:16,211 INFO L481 AbstractCegarLoop]: Abstraction has 977 states and 1685 transitions. [2021-01-06 18:58:16,211 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 18:58:16,211 INFO L276 IsEmpty]: Start isEmpty. Operand 977 states and 1685 transitions. [2021-01-06 18:58:16,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-01-06 18:58:16,213 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:58:16,213 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] [2021-01-06 18:58:16,213 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-01-06 18:58:16,213 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:58:16,214 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:58:16,214 INFO L82 PathProgramCache]: Analyzing trace with hash -1696183229, now seen corresponding path program 1 times [2021-01-06 18:58:16,214 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:58:16,214 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [589868101] [2021-01-06 18:58:16,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:58:16,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:58:16,287 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 18:58:16,288 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [589868101] [2021-01-06 18:58:16,288 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:58:16,288 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 18:58:16,289 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [371678160] [2021-01-06 18:58:16,289 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 18:58:16,289 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:58:16,290 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 18:58:16,290 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:58:16,290 INFO L87 Difference]: Start difference. First operand 977 states and 1685 transitions. Second operand 3 states. [2021-01-06 18:58:16,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:58:16,413 INFO L93 Difference]: Finished difference Result 2817 states and 4879 transitions. [2021-01-06 18:58:16,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 18:58:16,414 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 72 [2021-01-06 18:58:16,414 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:58:16,425 INFO L225 Difference]: With dead ends: 2817 [2021-01-06 18:58:16,425 INFO L226 Difference]: Without dead ends: 1871 [2021-01-06 18:58:16,428 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 18:58:16,432 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1871 states. [2021-01-06 18:58:16,505 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1871 to 1180. [2021-01-06 18:58:16,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1180 states. [2021-01-06 18:58:16,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1180 states to 1180 states and 2060 transitions. [2021-01-06 18:58:16,511 INFO L78 Accepts]: Start accepts. Automaton has 1180 states and 2060 transitions. Word has length 72 [2021-01-06 18:58:16,511 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:58:16,511 INFO L481 AbstractCegarLoop]: Abstraction has 1180 states and 2060 transitions. [2021-01-06 18:58:16,511 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 18:58:16,512 INFO L276 IsEmpty]: Start isEmpty. Operand 1180 states and 2060 transitions. [2021-01-06 18:58:16,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-01-06 18:58:16,520 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:58:16,520 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] [2021-01-06 18:58:16,520 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-01-06 18:58:16,521 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:58:16,521 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:58:16,521 INFO L82 PathProgramCache]: Analyzing trace with hash -2117461180, now seen corresponding path program 1 times [2021-01-06 18:58:16,522 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:58:16,522 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2035374856] [2021-01-06 18:58:16,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:58:16,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:58:16,647 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 18:58:16,652 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2035374856] [2021-01-06 18:58:16,653 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:58:16,653 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-01-06 18:58:16,654 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [60129892] [2021-01-06 18:58:16,654 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-06 18:58:16,655 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:58:16,656 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-06 18:58:16,656 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 18:58:16,656 INFO L87 Difference]: Start difference. First operand 1180 states and 2060 transitions. Second operand 5 states. [2021-01-06 18:58:17,032 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:58:17,033 INFO L93 Difference]: Finished difference Result 3470 states and 6086 transitions. [2021-01-06 18:58:17,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-01-06 18:58:17,033 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 73 [2021-01-06 18:58:17,034 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:58:17,047 INFO L225 Difference]: With dead ends: 3470 [2021-01-06 18:58:17,047 INFO L226 Difference]: Without dead ends: 2321 [2021-01-06 18:58:17,051 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-01-06 18:58:17,055 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2321 states. [2021-01-06 18:58:17,160 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2321 to 1180. [2021-01-06 18:58:17,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1180 states. [2021-01-06 18:58:17,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1180 states to 1180 states and 2058 transitions. [2021-01-06 18:58:17,171 INFO L78 Accepts]: Start accepts. Automaton has 1180 states and 2058 transitions. Word has length 73 [2021-01-06 18:58:17,171 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:58:17,172 INFO L481 AbstractCegarLoop]: Abstraction has 1180 states and 2058 transitions. [2021-01-06 18:58:17,172 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-06 18:58:17,172 INFO L276 IsEmpty]: Start isEmpty. Operand 1180 states and 2058 transitions. [2021-01-06 18:58:17,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-01-06 18:58:17,174 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:58:17,175 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] [2021-01-06 18:58:17,175 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-01-06 18:58:17,175 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:58:17,175 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:58:17,176 INFO L82 PathProgramCache]: Analyzing trace with hash -155253939, now seen corresponding path program 1 times [2021-01-06 18:58:17,176 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:58:17,176 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [558432314] [2021-01-06 18:58:17,176 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:58:17,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:58:17,268 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 18:58:17,269 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [558432314] [2021-01-06 18:58:17,269 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:58:17,269 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 18:58:17,270 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [917227680] [2021-01-06 18:58:17,270 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 18:58:17,270 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:58:17,271 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 18:58:17,271 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:58:17,271 INFO L87 Difference]: Start difference. First operand 1180 states and 2058 transitions. Second operand 3 states. [2021-01-06 18:58:17,432 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:58:17,432 INFO L93 Difference]: Finished difference Result 3468 states and 6078 transitions. [2021-01-06 18:58:17,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 18:58:17,432 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 74 [2021-01-06 18:58:17,433 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:58:17,445 INFO L225 Difference]: With dead ends: 3468 [2021-01-06 18:58:17,446 INFO L226 Difference]: Without dead ends: 2319 [2021-01-06 18:58:17,449 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 18:58:17,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2319 states. [2021-01-06 18:58:17,565 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2319 to 1628. [2021-01-06 18:58:17,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1628 states. [2021-01-06 18:58:17,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1628 states to 1628 states and 2885 transitions. [2021-01-06 18:58:17,573 INFO L78 Accepts]: Start accepts. Automaton has 1628 states and 2885 transitions. Word has length 74 [2021-01-06 18:58:17,573 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:58:17,573 INFO L481 AbstractCegarLoop]: Abstraction has 1628 states and 2885 transitions. [2021-01-06 18:58:17,573 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 18:58:17,574 INFO L276 IsEmpty]: Start isEmpty. Operand 1628 states and 2885 transitions. [2021-01-06 18:58:17,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-01-06 18:58:17,576 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:58:17,577 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] [2021-01-06 18:58:17,577 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-01-06 18:58:17,577 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:58:17,577 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:58:17,577 INFO L82 PathProgramCache]: Analyzing trace with hash 1167925103, now seen corresponding path program 1 times [2021-01-06 18:58:17,578 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:58:17,578 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [424514251] [2021-01-06 18:58:17,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:58:17,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:58:17,704 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 18:58:17,705 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [424514251] [2021-01-06 18:58:17,705 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2090518076] [2021-01-06 18:58:17,705 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 18:58:18,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:58:18,106 INFO L263 TraceCheckSpWp]: Trace formula consists of 1034 conjuncts, 3 conjunts are in the unsatisfiable core [2021-01-06 18:58:18,116 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-06 18:58:18,293 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 18:58:18,294 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-01-06 18:58:18,294 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2021-01-06 18:58:18,294 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1724012796] [2021-01-06 18:58:18,295 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-06 18:58:18,295 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:58:18,296 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-06 18:58:18,296 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-01-06 18:58:18,296 INFO L87 Difference]: Start difference. First operand 1628 states and 2885 transitions. Second operand 5 states. [2021-01-06 18:58:18,559 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:58:18,559 INFO L93 Difference]: Finished difference Result 3272 states and 5709 transitions. [2021-01-06 18:58:18,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-01-06 18:58:18,559 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 74 [2021-01-06 18:58:18,560 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:58:18,575 INFO L225 Difference]: With dead ends: 3272 [2021-01-06 18:58:18,575 INFO L226 Difference]: Without dead ends: 2581 [2021-01-06 18:58:18,578 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 74 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 18:58:18,582 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2581 states. [2021-01-06 18:58:18,784 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2581 to 1887. [2021-01-06 18:58:18,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1887 states. [2021-01-06 18:58:18,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1887 states to 1887 states and 3357 transitions. [2021-01-06 18:58:18,793 INFO L78 Accepts]: Start accepts. Automaton has 1887 states and 3357 transitions. Word has length 74 [2021-01-06 18:58:18,793 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:58:18,793 INFO L481 AbstractCegarLoop]: Abstraction has 1887 states and 3357 transitions. [2021-01-06 18:58:18,793 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-06 18:58:18,793 INFO L276 IsEmpty]: Start isEmpty. Operand 1887 states and 3357 transitions. [2021-01-06 18:58:18,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-01-06 18:58:18,797 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:58:18,797 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] [2021-01-06 18:58:19,012 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2021-01-06 18:58:19,013 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:58:19,014 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:58:19,014 INFO L82 PathProgramCache]: Analyzing trace with hash 2081993682, now seen corresponding path program 1 times [2021-01-06 18:58:19,014 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:58:19,015 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [531895538] [2021-01-06 18:58:19,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:58:19,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:58:19,100 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 18:58:19,101 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [531895538] [2021-01-06 18:58:19,101 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:58:19,102 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 18:58:19,102 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [932850195] [2021-01-06 18:58:19,102 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 18:58:19,103 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:58:19,103 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 18:58:19,103 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:58:19,104 INFO L87 Difference]: Start difference. First operand 1887 states and 3357 transitions. Second operand 3 states. [2021-01-06 18:58:19,337 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:58:19,338 INFO L93 Difference]: Finished difference Result 5252 states and 9363 transitions. [2021-01-06 18:58:19,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 18:58:19,338 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 78 [2021-01-06 18:58:19,339 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:58:19,360 INFO L225 Difference]: With dead ends: 5252 [2021-01-06 18:58:19,361 INFO L226 Difference]: Without dead ends: 3466 [2021-01-06 18:58:19,366 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 18:58:19,372 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3466 states. [2021-01-06 18:58:19,544 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3466 to 2775. [2021-01-06 18:58:19,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2775 states. [2021-01-06 18:58:19,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2775 states to 2775 states and 4990 transitions. [2021-01-06 18:58:19,554 INFO L78 Accepts]: Start accepts. Automaton has 2775 states and 4990 transitions. Word has length 78 [2021-01-06 18:58:19,555 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:58:19,555 INFO L481 AbstractCegarLoop]: Abstraction has 2775 states and 4990 transitions. [2021-01-06 18:58:19,555 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 18:58:19,555 INFO L276 IsEmpty]: Start isEmpty. Operand 2775 states and 4990 transitions. [2021-01-06 18:58:19,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-01-06 18:58:19,560 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:58:19,561 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] [2021-01-06 18:58:19,561 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-01-06 18:58:19,561 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:58:19,562 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:58:19,562 INFO L82 PathProgramCache]: Analyzing trace with hash -17414574, now seen corresponding path program 1 times [2021-01-06 18:58:19,562 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:58:19,562 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [519424824] [2021-01-06 18:58:19,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:58:19,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:58:19,636 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 18:58:19,637 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [519424824] [2021-01-06 18:58:19,637 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:58:19,637 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 18:58:19,637 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2069302931] [2021-01-06 18:58:19,638 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 18:58:19,638 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:58:19,639 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 18:58:19,639 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:58:19,639 INFO L87 Difference]: Start difference. First operand 2775 states and 4990 transitions. Second operand 3 states. [2021-01-06 18:58:20,014 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:58:20,015 INFO L93 Difference]: Finished difference Result 7652 states and 13781 transitions. [2021-01-06 18:58:20,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 18:58:20,015 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 79 [2021-01-06 18:58:20,016 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:58:20,052 INFO L225 Difference]: With dead ends: 7652 [2021-01-06 18:58:20,052 INFO L226 Difference]: Without dead ends: 5012 [2021-01-06 18:58:20,060 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 18:58:20,067 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5012 states. [2021-01-06 18:58:20,338 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5012 to 4321. [2021-01-06 18:58:20,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4321 states. [2021-01-06 18:58:20,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4321 states to 4321 states and 7831 transitions. [2021-01-06 18:58:20,354 INFO L78 Accepts]: Start accepts. Automaton has 4321 states and 7831 transitions. Word has length 79 [2021-01-06 18:58:20,354 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:58:20,355 INFO L481 AbstractCegarLoop]: Abstraction has 4321 states and 7831 transitions. [2021-01-06 18:58:20,355 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 18:58:20,355 INFO L276 IsEmpty]: Start isEmpty. Operand 4321 states and 7831 transitions. [2021-01-06 18:58:20,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-01-06 18:58:20,363 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:58:20,363 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] [2021-01-06 18:58:20,363 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-01-06 18:58:20,364 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:58:20,364 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:58:20,364 INFO L82 PathProgramCache]: Analyzing trace with hash -98928319, now seen corresponding path program 1 times [2021-01-06 18:58:20,364 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:58:20,365 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1988268381] [2021-01-06 18:58:20,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:58:20,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:58:20,442 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 18:58:20,443 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1988268381] [2021-01-06 18:58:20,443 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:58:20,443 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 18:58:20,443 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2053547038] [2021-01-06 18:58:20,444 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 18:58:20,444 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:58:20,444 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 18:58:20,445 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:58:20,445 INFO L87 Difference]: Start difference. First operand 4321 states and 7831 transitions. Second operand 3 states. [2021-01-06 18:58:20,966 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:58:20,967 INFO L93 Difference]: Finished difference Result 12006 states and 21787 transitions. [2021-01-06 18:58:20,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 18:58:20,968 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 80 [2021-01-06 18:58:20,968 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:58:21,005 INFO L225 Difference]: With dead ends: 12006 [2021-01-06 18:58:21,005 INFO L226 Difference]: Without dead ends: 7854 [2021-01-06 18:58:21,018 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 18:58:21,033 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7854 states. [2021-01-06 18:58:21,511 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7854 to 7163. [2021-01-06 18:58:21,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7163 states. [2021-01-06 18:58:21,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7163 states to 7163 states and 13048 transitions. [2021-01-06 18:58:21,623 INFO L78 Accepts]: Start accepts. Automaton has 7163 states and 13048 transitions. Word has length 80 [2021-01-06 18:58:21,623 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:58:21,623 INFO L481 AbstractCegarLoop]: Abstraction has 7163 states and 13048 transitions. [2021-01-06 18:58:21,623 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 18:58:21,623 INFO L276 IsEmpty]: Start isEmpty. Operand 7163 states and 13048 transitions. [2021-01-06 18:58:21,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-01-06 18:58:21,635 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:58:21,636 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] [2021-01-06 18:58:21,636 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-01-06 18:58:21,636 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:58:21,636 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:58:21,637 INFO L82 PathProgramCache]: Analyzing trace with hash -606070559, now seen corresponding path program 1 times [2021-01-06 18:58:21,637 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:58:21,637 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [174051308] [2021-01-06 18:58:21,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:58:21,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:58:21,717 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 18:58:21,718 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [174051308] [2021-01-06 18:58:21,718 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:58:21,718 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 18:58:21,719 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [656817259] [2021-01-06 18:58:21,719 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 18:58:21,719 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:58:21,720 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 18:58:21,720 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:58:21,720 INFO L87 Difference]: Start difference. First operand 7163 states and 13048 transitions. Second operand 3 states. [2021-01-06 18:58:22,469 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:58:22,470 INFO L93 Difference]: Finished difference Result 20990 states and 38280 transitions. [2021-01-06 18:58:22,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 18:58:22,470 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 81 [2021-01-06 18:58:22,471 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:58:22,520 INFO L225 Difference]: With dead ends: 20990 [2021-01-06 18:58:22,520 INFO L226 Difference]: Without dead ends: 14000 [2021-01-06 18:58:22,536 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 18:58:22,559 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14000 states. [2021-01-06 18:58:23,395 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14000 to 13309. [2021-01-06 18:58:23,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13309 states. [2021-01-06 18:58:23,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13309 states to 13309 states and 24313 transitions. [2021-01-06 18:58:23,444 INFO L78 Accepts]: Start accepts. Automaton has 13309 states and 24313 transitions. Word has length 81 [2021-01-06 18:58:23,445 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:58:23,445 INFO L481 AbstractCegarLoop]: Abstraction has 13309 states and 24313 transitions. [2021-01-06 18:58:23,445 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 18:58:23,445 INFO L276 IsEmpty]: Start isEmpty. Operand 13309 states and 24313 transitions. [2021-01-06 18:58:23,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-01-06 18:58:23,462 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:58:23,462 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 18:58:23,462 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-01-06 18:58:23,462 INFO L429 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:58:23,463 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:58:23,463 INFO L82 PathProgramCache]: Analyzing trace with hash -52287822, now seen corresponding path program 1 times [2021-01-06 18:58:23,463 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:58:23,464 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [917626690] [2021-01-06 18:58:23,464 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:58:23,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:58:23,555 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 18:58:23,556 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [917626690] [2021-01-06 18:58:23,556 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:58:23,556 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 18:58:23,556 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [377405395] [2021-01-06 18:58:23,557 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 18:58:23,557 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:58:23,557 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 18:58:23,558 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:58:23,558 INFO L87 Difference]: Start difference. First operand 13309 states and 24313 transitions. Second operand 3 states. [2021-01-06 18:58:24,921 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:58:24,921 INFO L93 Difference]: Finished difference Result 39130 states and 71550 transitions. [2021-01-06 18:58:24,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 18:58:24,922 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 82 [2021-01-06 18:58:24,922 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:58:25,138 INFO L225 Difference]: With dead ends: 39130 [2021-01-06 18:58:25,138 INFO L226 Difference]: Without dead ends: 26002 [2021-01-06 18:58:25,172 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 18:58:25,203 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26002 states. [2021-01-06 18:58:26,528 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26002 to 25311. [2021-01-06 18:58:26,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25311 states. [2021-01-06 18:58:26,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25311 states to 25311 states and 46298 transitions. [2021-01-06 18:58:26,626 INFO L78 Accepts]: Start accepts. Automaton has 25311 states and 46298 transitions. Word has length 82 [2021-01-06 18:58:26,626 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:58:26,626 INFO L481 AbstractCegarLoop]: Abstraction has 25311 states and 46298 transitions. [2021-01-06 18:58:26,626 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 18:58:26,627 INFO L276 IsEmpty]: Start isEmpty. Operand 25311 states and 46298 transitions. [2021-01-06 18:58:26,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-01-06 18:58:26,652 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:58:26,652 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] [2021-01-06 18:58:26,652 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-01-06 18:58:26,653 INFO L429 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:58:26,653 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:58:26,653 INFO L82 PathProgramCache]: Analyzing trace with hash 1977252959, now seen corresponding path program 1 times [2021-01-06 18:58:26,654 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:58:26,654 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1096926895] [2021-01-06 18:58:26,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:58:26,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:58:26,890 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 18:58:26,891 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1096926895] [2021-01-06 18:58:26,891 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:58:26,891 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 18:58:26,892 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [709443142] [2021-01-06 18:58:26,893 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 18:58:26,893 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:58:26,893 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 18:58:26,894 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:58:26,894 INFO L87 Difference]: Start difference. First operand 25311 states and 46298 transitions. Second operand 3 states. [2021-01-06 18:58:28,736 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:58:28,736 INFO L93 Difference]: Finished difference Result 69775 states and 127241 transitions. [2021-01-06 18:58:28,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 18:58:28,737 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 83 [2021-01-06 18:58:28,737 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:58:28,882 INFO L225 Difference]: With dead ends: 69775 [2021-01-06 18:58:28,883 INFO L226 Difference]: Without dead ends: 44692 [2021-01-06 18:58:28,928 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:58:28,983 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44692 states. [2021-01-06 18:58:31,539 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44692 to 44001. [2021-01-06 18:58:31,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44001 states. [2021-01-06 18:58:31,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44001 states to 44001 states and 80027 transitions. [2021-01-06 18:58:31,642 INFO L78 Accepts]: Start accepts. Automaton has 44001 states and 80027 transitions. Word has length 83 [2021-01-06 18:58:31,642 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:58:31,642 INFO L481 AbstractCegarLoop]: Abstraction has 44001 states and 80027 transitions. [2021-01-06 18:58:31,642 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 18:58:31,643 INFO L276 IsEmpty]: Start isEmpty. Operand 44001 states and 80027 transitions. [2021-01-06 18:58:31,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-01-06 18:58:31,668 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:58:31,668 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] [2021-01-06 18:58:31,669 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-01-06 18:58:31,669 INFO L429 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:58:31,669 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:58:31,670 INFO L82 PathProgramCache]: Analyzing trace with hash -193132085, now seen corresponding path program 1 times [2021-01-06 18:58:31,670 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:58:31,670 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [235012824] [2021-01-06 18:58:31,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:58:31,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:58:31,757 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 18:58:31,758 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [235012824] [2021-01-06 18:58:31,758 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:58:31,758 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-01-06 18:58:31,758 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [179023117] [2021-01-06 18:58:31,759 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-06 18:58:31,759 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:58:31,759 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-06 18:58:31,760 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 18:58:31,760 INFO L87 Difference]: Start difference. First operand 44001 states and 80027 transitions. Second operand 5 states. [2021-01-06 18:58:35,050 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:58:35,051 INFO L93 Difference]: Finished difference Result 129620 states and 235730 transitions. [2021-01-06 18:58:35,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-01-06 18:58:35,051 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 84 [2021-01-06 18:58:35,052 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:58:35,274 INFO L225 Difference]: With dead ends: 129620 [2021-01-06 18:58:35,275 INFO L226 Difference]: Without dead ends: 85915 [2021-01-06 18:58:35,334 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 18:58:35,443 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85915 states. [2021-01-06 18:58:37,836 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85915 to 44001. [2021-01-06 18:58:37,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44001 states. [2021-01-06 18:58:37,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44001 states to 44001 states and 79769 transitions. [2021-01-06 18:58:37,921 INFO L78 Accepts]: Start accepts. Automaton has 44001 states and 79769 transitions. Word has length 84 [2021-01-06 18:58:37,921 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:58:37,921 INFO L481 AbstractCegarLoop]: Abstraction has 44001 states and 79769 transitions. [2021-01-06 18:58:37,922 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-06 18:58:37,922 INFO L276 IsEmpty]: Start isEmpty. Operand 44001 states and 79769 transitions. [2021-01-06 18:58:37,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-01-06 18:58:37,940 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:58:37,940 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 18:58:37,941 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-01-06 18:58:37,941 INFO L429 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:58:37,941 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:58:37,942 INFO L82 PathProgramCache]: Analyzing trace with hash 1130046957, now seen corresponding path program 2 times [2021-01-06 18:58:37,942 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:58:37,942 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1648064342] [2021-01-06 18:58:37,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:58:37,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:58:38,008 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:58:38,008 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1648064342] [2021-01-06 18:58:38,008 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:58:38,008 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 18:58:38,009 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1040151811] [2021-01-06 18:58:38,009 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 18:58:38,009 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:58:38,010 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 18:58:38,010 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:58:38,010 INFO L87 Difference]: Start difference. First operand 44001 states and 79769 transitions. Second operand 3 states. [2021-01-06 18:58:39,992 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:58:39,992 INFO L93 Difference]: Finished difference Result 88391 states and 160195 transitions. [2021-01-06 18:58:39,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 18:58:39,993 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 84 [2021-01-06 18:58:39,993 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:58:40,089 INFO L225 Difference]: With dead ends: 88391 [2021-01-06 18:58:40,089 INFO L226 Difference]: Without dead ends: 44692 [2021-01-06 18:58:40,140 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 18:58:40,198 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44692 states. [2021-01-06 18:58:42,040 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44692 to 44001. [2021-01-06 18:58:42,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44001 states. [2021-01-06 18:58:42,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44001 states to 44001 states and 79641 transitions. [2021-01-06 18:58:42,138 INFO L78 Accepts]: Start accepts. Automaton has 44001 states and 79641 transitions. Word has length 84 [2021-01-06 18:58:42,138 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:58:42,138 INFO L481 AbstractCegarLoop]: Abstraction has 44001 states and 79641 transitions. [2021-01-06 18:58:42,138 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 18:58:42,138 INFO L276 IsEmpty]: Start isEmpty. Operand 44001 states and 79641 transitions. [2021-01-06 18:58:42,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-01-06 18:58:42,157 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:58:42,158 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] [2021-01-06 18:58:42,158 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-01-06 18:58:42,158 INFO L429 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:58:42,158 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:58:42,159 INFO L82 PathProgramCache]: Analyzing trace with hash -1671247200, now seen corresponding path program 1 times [2021-01-06 18:58:42,159 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:58:42,159 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1934822166] [2021-01-06 18:58:42,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:58:42,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:58:42,240 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 18:58:42,240 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1934822166] [2021-01-06 18:58:42,240 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:58:42,240 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 18:58:42,241 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1512717401] [2021-01-06 18:58:42,241 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 18:58:42,241 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:58:42,242 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 18:58:42,242 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:58:42,243 INFO L87 Difference]: Start difference. First operand 44001 states and 79641 transitions. Second operand 3 states. [2021-01-06 18:58:45,307 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:58:45,308 INFO L93 Difference]: Finished difference Result 123505 states and 223373 transitions. [2021-01-06 18:58:45,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 18:58:45,308 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 84 [2021-01-06 18:58:45,308 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:58:45,470 INFO L225 Difference]: With dead ends: 123505 [2021-01-06 18:58:45,471 INFO L226 Difference]: Without dead ends: 79766 [2021-01-06 18:58:45,519 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 18:58:45,594 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79766 states. [2021-01-06 18:58:48,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79766 to 79075. [2021-01-06 18:58:48,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 79075 states. [2021-01-06 18:58:49,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79075 states to 79075 states and 142746 transitions. [2021-01-06 18:58:49,309 INFO L78 Accepts]: Start accepts. Automaton has 79075 states and 142746 transitions. Word has length 84 [2021-01-06 18:58:49,309 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:58:49,309 INFO L481 AbstractCegarLoop]: Abstraction has 79075 states and 142746 transitions. [2021-01-06 18:58:49,309 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 18:58:49,309 INFO L276 IsEmpty]: Start isEmpty. Operand 79075 states and 142746 transitions. [2021-01-06 18:58:49,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-01-06 18:58:49,328 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:58:49,328 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] [2021-01-06 18:58:49,329 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-01-06 18:58:49,329 INFO L429 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:58:49,329 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:58:49,329 INFO L82 PathProgramCache]: Analyzing trace with hash 816658151, now seen corresponding path program 1 times [2021-01-06 18:58:49,330 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:58:49,330 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1587269151] [2021-01-06 18:58:49,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:58:49,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:58:49,503 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 18:58:49,503 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1587269151] [2021-01-06 18:58:49,503 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:58:49,504 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-01-06 18:58:49,504 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [553068249] [2021-01-06 18:58:49,504 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-01-06 18:58:49,505 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:58:49,505 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-01-06 18:58:49,507 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2021-01-06 18:58:49,508 INFO L87 Difference]: Start difference. First operand 79075 states and 142746 transitions. Second operand 9 states. [2021-01-06 18:58:57,624 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:58:57,624 INFO L93 Difference]: Finished difference Result 162527 states and 292764 transitions. [2021-01-06 18:58:57,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-01-06 18:58:57,625 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 85 [2021-01-06 18:58:57,625 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:58:57,974 INFO L225 Difference]: With dead ends: 162527 [2021-01-06 18:58:57,974 INFO L226 Difference]: Without dead ends: 161904 [2021-01-06 18:58:58,030 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=182, Invalid=370, Unknown=0, NotChecked=0, Total=552 [2021-01-06 18:58:58,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161904 states. [2021-01-06 18:59:04,596 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161904 to 157847. [2021-01-06 18:59:04,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 157847 states. [2021-01-06 18:59:05,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157847 states to 157847 states and 284988 transitions. [2021-01-06 18:59:05,014 INFO L78 Accepts]: Start accepts. Automaton has 157847 states and 284988 transitions. Word has length 85 [2021-01-06 18:59:05,014 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:59:05,014 INFO L481 AbstractCegarLoop]: Abstraction has 157847 states and 284988 transitions. [2021-01-06 18:59:05,015 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2021-01-06 18:59:05,015 INFO L276 IsEmpty]: Start isEmpty. Operand 157847 states and 284988 transitions. [2021-01-06 18:59:05,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-01-06 18:59:05,039 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:59:05,039 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] [2021-01-06 18:59:05,039 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-01-06 18:59:05,039 INFO L429 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:59:05,040 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:59:05,040 INFO L82 PathProgramCache]: Analyzing trace with hash 905575380, now seen corresponding path program 1 times [2021-01-06 18:59:05,040 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:59:05,040 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [780649132] [2021-01-06 18:59:05,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:59:05,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:59:05,123 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 18:59:05,124 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [780649132] [2021-01-06 18:59:05,124 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:59:05,124 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 18:59:05,124 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1475794225] [2021-01-06 18:59:05,125 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-01-06 18:59:05,125 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:59:05,126 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-01-06 18:59:05,126 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-01-06 18:59:05,126 INFO L87 Difference]: Start difference. First operand 157847 states and 284988 transitions. Second operand 4 states. [2021-01-06 18:59:13,720 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:59:13,720 INFO L93 Difference]: Finished difference Result 240505 states and 433747 transitions. [2021-01-06 18:59:13,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-01-06 18:59:13,722 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 86 [2021-01-06 18:59:13,723 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:59:14,344 INFO L225 Difference]: With dead ends: 240505 [2021-01-06 18:59:14,344 INFO L226 Difference]: Without dead ends: 239349 [2021-01-06 18:59:14,414 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-01-06 18:59:14,652 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 239349 states. [2021-01-06 18:59:24,223 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 239349 to 237213. [2021-01-06 18:59:24,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 237213 states. [2021-01-06 18:59:25,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237213 states to 237213 states and 428237 transitions. [2021-01-06 18:59:25,350 INFO L78 Accepts]: Start accepts. Automaton has 237213 states and 428237 transitions. Word has length 86 [2021-01-06 18:59:25,351 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:59:25,351 INFO L481 AbstractCegarLoop]: Abstraction has 237213 states and 428237 transitions. [2021-01-06 18:59:25,351 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-01-06 18:59:25,351 INFO L276 IsEmpty]: Start isEmpty. Operand 237213 states and 428237 transitions. [2021-01-06 18:59:25,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-01-06 18:59:25,405 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:59:25,406 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] [2021-01-06 18:59:25,406 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-01-06 18:59:25,406 INFO L429 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:59:25,408 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:59:25,408 INFO L82 PathProgramCache]: Analyzing trace with hash 1124430098, now seen corresponding path program 1 times [2021-01-06 18:59:25,409 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:59:25,409 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1664401192] [2021-01-06 18:59:25,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:59:25,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:59:25,592 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:59:25,592 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1664401192] [2021-01-06 18:59:25,592 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [592731036] [2021-01-06 18:59:25,593 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 18:59:25,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:59:25,983 INFO L263 TraceCheckSpWp]: Trace formula consists of 1069 conjuncts, 4 conjunts are in the unsatisfiable core [2021-01-06 18:59:25,992 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-06 18:59:26,097 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:59:26,098 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-01-06 18:59:26,098 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 10 [2021-01-06 18:59:26,098 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [690889231] [2021-01-06 18:59:26,098 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-01-06 18:59:26,099 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:59:26,099 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-01-06 18:59:26,099 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2021-01-06 18:59:26,100 INFO L87 Difference]: Start difference. First operand 237213 states and 428237 transitions. Second operand 10 states. [2021-01-06 18:59:41,048 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:59:41,048 INFO L93 Difference]: Finished difference Result 292195 states and 522016 transitions. [2021-01-06 18:59:41,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-01-06 18:59:41,048 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 86 [2021-01-06 18:59:41,048 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:59:41,852 INFO L225 Difference]: With dead ends: 292195 [2021-01-06 18:59:41,852 INFO L226 Difference]: Without dead ends: 289586 [2021-01-06 18:59:41,924 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 119 GetRequests, 84 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 360 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=302, Invalid=1030, Unknown=0, NotChecked=0, Total=1332 [2021-01-06 18:59:42,177 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 289586 states. [2021-01-06 18:59:53,236 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 289586 to 245082. [2021-01-06 18:59:53,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 245082 states. [2021-01-06 18:59:54,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245082 states to 245082 states and 441968 transitions. [2021-01-06 18:59:54,194 INFO L78 Accepts]: Start accepts. Automaton has 245082 states and 441968 transitions. Word has length 86 [2021-01-06 18:59:54,194 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:59:54,194 INFO L481 AbstractCegarLoop]: Abstraction has 245082 states and 441968 transitions. [2021-01-06 18:59:54,194 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2021-01-06 18:59:54,195 INFO L276 IsEmpty]: Start isEmpty. Operand 245082 states and 441968 transitions. [2021-01-06 18:59:54,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-01-06 18:59:54,244 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:59:54,245 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 18:59:54,458 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable22 [2021-01-06 18:59:54,459 INFO L429 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:59:54,459 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:59:54,459 INFO L82 PathProgramCache]: Analyzing trace with hash 338944028, now seen corresponding path program 1 times [2021-01-06 18:59:54,459 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:59:54,460 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [739684725] [2021-01-06 18:59:54,460 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:59:54,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:59:54,555 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 18:59:54,555 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [739684725] [2021-01-06 18:59:54,555 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:59:54,556 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 18:59:54,556 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2079926592] [2021-01-06 18:59:54,557 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 18:59:54,557 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:59:54,557 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 18:59:54,557 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:59:54,558 INFO L87 Difference]: Start difference. First operand 245082 states and 441968 transitions. Second operand 3 states. [2021-01-06 19:00:15,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 19:00:15,037 INFO L93 Difference]: Finished difference Result 717467 states and 1294215 transitions. [2021-01-06 19:00:15,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 19:00:15,038 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 87 [2021-01-06 19:00:15,038 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 19:00:16,736 INFO L225 Difference]: With dead ends: 717467 [2021-01-06 19:00:16,736 INFO L226 Difference]: Without dead ends: 476889 [2021-01-06 19:00:16,991 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 19:00:17,390 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 476889 states. [2021-01-06 19:00:39,377 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 476889 to 472084. [2021-01-06 19:00:39,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 472084 states. [2021-01-06 19:00:41,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472084 states to 472084 states and 850523 transitions. [2021-01-06 19:00:41,997 INFO L78 Accepts]: Start accepts. Automaton has 472084 states and 850523 transitions. Word has length 87 [2021-01-06 19:00:41,997 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 19:00:41,997 INFO L481 AbstractCegarLoop]: Abstraction has 472084 states and 850523 transitions. [2021-01-06 19:00:41,998 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 19:00:41,998 INFO L276 IsEmpty]: Start isEmpty. Operand 472084 states and 850523 transitions. [2021-01-06 19:00:42,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-01-06 19:00:42,060 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 19:00:42,060 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 19:00:42,061 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-01-06 19:00:42,061 INFO L429 AbstractCegarLoop]: === Iteration 25 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 19:00:42,062 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 19:00:42,063 INFO L82 PathProgramCache]: Analyzing trace with hash -1491987017, now seen corresponding path program 1 times [2021-01-06 19:00:42,063 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 19:00:42,063 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1827912909] [2021-01-06 19:00:42,063 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 19:00:42,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:00:42,130 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 19:00:42,131 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1827912909] [2021-01-06 19:00:42,131 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 19:00:42,131 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 19:00:42,131 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [202676613] [2021-01-06 19:00:42,131 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 19:00:42,132 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 19:00:42,132 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 19:00:42,132 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 19:00:42,132 INFO L87 Difference]: Start difference. First operand 472084 states and 850523 transitions. Second operand 3 states. [2021-01-06 19:01:12,822 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 19:01:12,822 INFO L93 Difference]: Finished difference Result 847970 states and 1523859 transitions. [2021-01-06 19:01:12,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 19:01:12,823 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 88 [2021-01-06 19:01:12,823 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 19:01:16,406 INFO L225 Difference]: With dead ends: 847970 [2021-01-06 19:01:16,406 INFO L226 Difference]: Without dead ends: 843165 [2021-01-06 19:01:16,895 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 19:01:17,907 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 843165 states.