/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_spec9_product30.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-bitabs-178dd20 [2021-01-06 19:07:39,510 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-01-06 19:07:39,513 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-01-06 19:07:39,560 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-01-06 19:07:39,561 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-01-06 19:07:39,565 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-01-06 19:07:39,568 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-01-06 19:07:39,574 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-01-06 19:07:39,577 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-01-06 19:07:39,583 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-01-06 19:07:39,587 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-01-06 19:07:39,589 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-01-06 19:07:39,589 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-01-06 19:07:39,592 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-01-06 19:07:39,594 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-01-06 19:07:39,596 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-01-06 19:07:39,597 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-01-06 19:07:39,616 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-01-06 19:07:39,623 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-01-06 19:07:39,630 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-01-06 19:07:39,632 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-01-06 19:07:39,634 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-01-06 19:07:39,635 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-01-06 19:07:39,638 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-01-06 19:07:39,646 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-01-06 19:07:39,646 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-01-06 19:07:39,647 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-01-06 19:07:39,649 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-01-06 19:07:39,650 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-01-06 19:07:39,652 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-01-06 19:07:39,652 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-01-06 19:07:39,653 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-01-06 19:07:39,655 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-01-06 19:07:39,656 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-01-06 19:07:39,657 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-01-06 19:07:39,657 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-01-06 19:07:39,658 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-01-06 19:07:39,664 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-01-06 19:07:39,665 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-01-06 19:07:39,666 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-01-06 19:07:39,667 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-01-06 19:07:39,668 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 19:07:39,719 INFO L113 SettingsManager]: Loading preferences was successful [2021-01-06 19:07:39,720 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-01-06 19:07:39,721 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-01-06 19:07:39,721 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-01-06 19:07:39,722 INFO L138 SettingsManager]: * Use SBE=true [2021-01-06 19:07:39,722 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-01-06 19:07:39,722 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-01-06 19:07:39,722 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-01-06 19:07:39,723 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-01-06 19:07:39,723 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-01-06 19:07:39,723 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-01-06 19:07:39,723 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-01-06 19:07:39,723 INFO L138 SettingsManager]: * Use constant arrays=true [2021-01-06 19:07:39,724 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-01-06 19:07:39,724 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-01-06 19:07:39,724 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-01-06 19:07:39,724 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-01-06 19:07:39,724 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-06 19:07:39,725 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-01-06 19:07:39,725 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-01-06 19:07:39,725 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-01-06 19:07:39,725 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-01-06 19:07:39,725 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-01-06 19:07:39,726 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-01-06 19:07:39,726 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-01-06 19:07:39,726 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-01-06 19:07:40,141 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-01-06 19:07:40,184 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-01-06 19:07:40,188 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-01-06 19:07:40,189 INFO L271 PluginConnector]: Initializing CDTParser... [2021-01-06 19:07:40,190 INFO L275 PluginConnector]: CDTParser initialized [2021-01-06 19:07:40,191 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/email_spec9_product30.cil.c [2021-01-06 19:07:40,271 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/e76acbf0f/917923b1a1ab498e996c3d5a932cdf7b/FLAG70de3db82 [2021-01-06 19:07:41,131 INFO L306 CDTParser]: Found 1 translation units. [2021-01-06 19:07:41,132 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec9_product30.cil.c [2021-01-06 19:07:41,158 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/e76acbf0f/917923b1a1ab498e996c3d5a932cdf7b/FLAG70de3db82 [2021-01-06 19:07:41,312 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/e76acbf0f/917923b1a1ab498e996c3d5a932cdf7b [2021-01-06 19:07:41,316 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-01-06 19:07:41,321 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-01-06 19:07:41,325 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-01-06 19:07:41,325 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-01-06 19:07:41,330 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-01-06 19:07:41,331 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.01 07:07:41" (1/1) ... [2021-01-06 19:07:41,333 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d498554 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 07:07:41, skipping insertion in model container [2021-01-06 19:07:41,333 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.01 07:07:41" (1/1) ... [2021-01-06 19:07:41,342 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-01-06 19:07:41,437 INFO L178 MainTranslator]: Built tables and reachable declarations left hand side expression in assignment: lhs: VariableLHS[~tmp___1~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~0,] left hand side expression in assignment: lhs: VariableLHS[~bob~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp1~0,] left hand side expression in assignment: lhs: VariableLHS[~rjh~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp2~0,] left hand side expression in assignment: lhs: VariableLHS[~chuck~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~0,] left hand side expression in assignment: lhs: VariableLHS[~__utac__ad__arg1~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp~5,] left hand side expression in assignment: lhs: VariableLHS[~receiver~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~2,] left hand side expression in assignment: lhs: VariableLHS[~pubkey~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~6,] left hand side expression in assignment: lhs: VariableLHS[~__utac__ad__arg1~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~7,] 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___1~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~8,] left hand side expression in assignment: lhs: VariableLHS[~client~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~9,] 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~2,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~1,] 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[~tmp~10,] left hand side expression in assignment: lhs: VariableLHS[~sender~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~11,] left hand side expression in assignment: lhs: VariableLHS[~privkey~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~12,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~1,] left hand side expression in assignment: lhs: VariableLHS[~pubkey~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~13,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~14,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~6,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~15,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~7,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~16,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~2,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~tmp~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~8,] left hand side expression in assignment: lhs: VariableLHS[~msg~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~9,] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_counter~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~11,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] 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~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_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~13,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~13,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~13,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~13,] left hand side expression in assignment: lhs: VariableLHS[~__ste_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~18,] left hand side expression in assignment: lhs: VariableLHS[~size~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~2,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~15,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~15,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~15,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~15,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~15,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~15,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~15,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~15,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~15,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~15,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~15,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~15,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~15,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~__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~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~__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~18,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_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~19,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~19,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~19,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~19,] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_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~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[~retValue_acc~20,] 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~19,] left hand side expression in assignment: lhs: VariableLHS[~size~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] 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~23,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~23,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~23,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~23,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~23,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~23,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~23,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~23,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~23,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~23,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~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_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~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~__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~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[~retValue_acc~26,] 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[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] [2021-01-06 19:07:42,117 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_spec9_product30.cil.c[41184,41197] left hand side expression in assignment: lhs: VariableLHS[~in_encrypted~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp2~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp~20,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~29,] left hand side expression in assignment: lhs: VariableLHS[~__ste_Email_counter~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~30,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~30,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~31,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~31,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~31,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_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~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_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~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_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~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] 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~35,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~35,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~35,] 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~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[~__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~37,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~37,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~37,] left hand side expression in assignment: lhs: VariableLHS[~__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~38,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~38,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~38,] 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~39,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~39,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~39,] 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~40,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~40,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~40,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_isSignatureVerified0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_isSignatureVerified1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~excep~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~21,] left hand side expression in assignment: lhs: VariableLHS[~cf~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_15~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_15~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~1,] left hand side expression in assignment: lhs: VariableLHS[~mem_16~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_16~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~0,] 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_tmp5~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~1,] left hand side expression in assignment: lhs: VariableLHS[~mem_15~1,] left hand side expression in assignment: lhs: VariableLHS[~cf~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~22,] 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_tmp5~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~2,] left hand side expression in assignment: lhs: VariableLHS[~mem_16~2,] left hand side expression in assignment: lhs: VariableLHS[~cf~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~3,] left hand side expression in assignment: lhs: VariableLHS[~mem_17~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~2,] 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~23,] 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~41,] 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~41,] left hand side expression in assignment: lhs: VariableLHS[~mem_24~0,] 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[~__cil_tmp4~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~6,] left hand side expression in assignment: lhs: VariableLHS[~mem_12~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~4,] left hand side expression in assignment: lhs: VariableLHS[~mem_13~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~42,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~6,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~7,] left hand side expression in assignment: lhs: VariableLHS[~mem_12~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~5,] left hand side expression in assignment: lhs: VariableLHS[~mem_13~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~43,] 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___4~1,] left hand side expression in assignment: lhs: VariableLHS[~op6~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~1,] left hand side expression in assignment: lhs: VariableLHS[~op7~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~3,] left hand side expression in assignment: lhs: VariableLHS[~op8~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~4,] left hand side expression in assignment: lhs: VariableLHS[~op9~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~8,] left hand side expression in assignment: lhs: VariableLHS[~op10~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~24,] left hand side expression in assignment: lhs: VariableLHS[~op11~0,] [2021-01-06 19:07:42,336 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-06 19:07:42,356 INFO L203 MainTranslator]: Completed pre-run left hand side expression in assignment: lhs: VariableLHS[~tmp___1~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~0,] left hand side expression in assignment: lhs: VariableLHS[~bob~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp1~0,] left hand side expression in assignment: lhs: VariableLHS[~rjh~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp2~0,] left hand side expression in assignment: lhs: VariableLHS[~chuck~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~0,] left hand side expression in assignment: lhs: VariableLHS[~__utac__ad__arg1~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp~5,] left hand side expression in assignment: lhs: VariableLHS[~receiver~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~2,] left hand side expression in assignment: lhs: VariableLHS[~pubkey~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~6,] left hand side expression in assignment: lhs: VariableLHS[~__utac__ad__arg1~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~7,] 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___1~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~8,] left hand side expression in assignment: lhs: VariableLHS[~client~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~9,] 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~2,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~1,] 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[~tmp~10,] left hand side expression in assignment: lhs: VariableLHS[~sender~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~11,] left hand side expression in assignment: lhs: VariableLHS[~privkey~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~12,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~1,] left hand side expression in assignment: lhs: VariableLHS[~pubkey~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~13,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~14,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~6,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~15,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~7,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~16,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~2,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~tmp~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~8,] left hand side expression in assignment: lhs: VariableLHS[~msg~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~9,] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_counter~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~11,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] 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~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_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~13,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~13,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~13,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~13,] left hand side expression in assignment: lhs: VariableLHS[~__ste_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~18,] left hand side expression in assignment: lhs: VariableLHS[~size~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~2,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~15,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~15,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~15,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~15,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~15,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~15,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~15,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~15,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~15,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~15,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~15,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~15,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~15,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~__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~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~__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~18,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_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~19,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~19,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~19,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~19,] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_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~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[~retValue_acc~20,] 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~19,] left hand side expression in assignment: lhs: VariableLHS[~size~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] 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~23,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~23,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~23,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~23,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~23,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~23,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~23,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~23,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~23,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~23,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~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_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~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~__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~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[~retValue_acc~26,] 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[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] [2021-01-06 19:07:42,493 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_spec9_product30.cil.c[41184,41197] left hand side expression in assignment: lhs: VariableLHS[~in_encrypted~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp2~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp~20,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~29,] left hand side expression in assignment: lhs: VariableLHS[~__ste_Email_counter~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~30,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~30,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~31,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~31,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~31,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_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~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_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~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_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~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] 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~35,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~35,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~35,] 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~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[~__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~37,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~37,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~37,] left hand side expression in assignment: lhs: VariableLHS[~__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~38,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~38,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~38,] 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~39,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~39,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~39,] 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~40,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~40,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~40,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_isSignatureVerified0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_isSignatureVerified1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~excep~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~21,] left hand side expression in assignment: lhs: VariableLHS[~cf~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_15~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_15~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~1,] left hand side expression in assignment: lhs: VariableLHS[~mem_16~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_16~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~0,] 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_tmp5~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~1,] left hand side expression in assignment: lhs: VariableLHS[~mem_15~1,] left hand side expression in assignment: lhs: VariableLHS[~cf~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~22,] 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_tmp5~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~2,] left hand side expression in assignment: lhs: VariableLHS[~mem_16~2,] left hand side expression in assignment: lhs: VariableLHS[~cf~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~3,] left hand side expression in assignment: lhs: VariableLHS[~mem_17~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~2,] 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~23,] 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~41,] 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~41,] left hand side expression in assignment: lhs: VariableLHS[~mem_24~0,] 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[~__cil_tmp4~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~6,] left hand side expression in assignment: lhs: VariableLHS[~mem_12~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~4,] left hand side expression in assignment: lhs: VariableLHS[~mem_13~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~42,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~6,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~7,] left hand side expression in assignment: lhs: VariableLHS[~mem_12~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~5,] left hand side expression in assignment: lhs: VariableLHS[~mem_13~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~43,] 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___4~1,] left hand side expression in assignment: lhs: VariableLHS[~op6~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~1,] left hand side expression in assignment: lhs: VariableLHS[~op7~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~3,] left hand side expression in assignment: lhs: VariableLHS[~op8~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~4,] left hand side expression in assignment: lhs: VariableLHS[~op9~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~8,] left hand side expression in assignment: lhs: VariableLHS[~op10~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~24,] left hand side expression in assignment: lhs: VariableLHS[~op11~0,] [2021-01-06 19:07:42,548 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-06 19:07:42,671 INFO L208 MainTranslator]: Completed translation [2021-01-06 19:07:42,671 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 07:07:42 WrapperNode [2021-01-06 19:07:42,671 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-01-06 19:07:42,673 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-01-06 19:07:42,673 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-01-06 19:07:42,673 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-01-06 19:07:42,682 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 07:07:42" (1/1) ... [2021-01-06 19:07:42,746 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 07:07:42" (1/1) ... [2021-01-06 19:07:42,851 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-01-06 19:07:42,852 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-01-06 19:07:42,853 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-01-06 19:07:42,853 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-01-06 19:07:42,873 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 07:07:42" (1/1) ... [2021-01-06 19:07:42,873 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 07:07:42" (1/1) ... [2021-01-06 19:07:42,883 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 07:07:42" (1/1) ... [2021-01-06 19:07:42,883 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 07:07:42" (1/1) ... [2021-01-06 19:07:42,925 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 07:07:42" (1/1) ... [2021-01-06 19:07:42,950 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 07:07:42" (1/1) ... [2021-01-06 19:07:42,960 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 07:07:42" (1/1) ... [2021-01-06 19:07:42,976 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-01-06 19:07:42,977 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-01-06 19:07:42,977 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-01-06 19:07:42,977 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-01-06 19:07:42,978 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 07:07:42" (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 19:07:43,093 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2021-01-06 19:07:43,093 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-01-06 19:07:43,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-01-06 19:07:43,094 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-01-06 19:07:43,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-01-06 19:07:45,684 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-01-06 19:07:45,684 INFO L299 CfgBuilder]: Removed 323 assume(true) statements. [2021-01-06 19:07:45,687 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 07:07:45 BoogieIcfgContainer [2021-01-06 19:07:45,688 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-01-06 19:07:45,689 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-01-06 19:07:45,690 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-01-06 19:07:45,693 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-01-06 19:07:45,697 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.01 07:07:41" (1/3) ... [2021-01-06 19:07:45,698 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5af77bed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.01 07:07:45, skipping insertion in model container [2021-01-06 19:07:45,699 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 07:07:42" (2/3) ... [2021-01-06 19:07:45,699 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5af77bed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.01 07:07:45, skipping insertion in model container [2021-01-06 19:07:45,699 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 07:07:45" (3/3) ... [2021-01-06 19:07:45,701 INFO L111 eAbstractionObserver]: Analyzing ICFG email_spec9_product30.cil.c [2021-01-06 19:07:45,708 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-01-06 19:07:45,714 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2021-01-06 19:07:45,735 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-01-06 19:07:45,770 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-01-06 19:07:45,771 INFO L378 AbstractCegarLoop]: Hoare is true [2021-01-06 19:07:45,771 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-01-06 19:07:45,773 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-01-06 19:07:45,773 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-01-06 19:07:45,773 INFO L382 AbstractCegarLoop]: Difference is false [2021-01-06 19:07:45,773 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-01-06 19:07:45,774 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-01-06 19:07:45,801 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states. [2021-01-06 19:07:45,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-01-06 19:07:45,816 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 19:07:45,817 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 19:07:45,818 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 19:07:45,823 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 19:07:45,823 INFO L82 PathProgramCache]: Analyzing trace with hash -1606635459, now seen corresponding path program 1 times [2021-01-06 19:07:45,831 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 19:07:45,831 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [667422011] [2021-01-06 19:07:45,832 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 19:07:46,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:07:46,275 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 19:07:46,276 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [667422011] [2021-01-06 19:07:46,277 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 19:07:46,277 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 19:07:46,278 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1666847952] [2021-01-06 19:07:46,283 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 19:07:46,284 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 19:07:46,300 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 19:07:46,301 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 19:07:46,303 INFO L87 Difference]: Start difference. First operand 505 states. Second operand 3 states. [2021-01-06 19:07:46,506 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 19:07:46,507 INFO L93 Difference]: Finished difference Result 1480 states and 2588 transitions. [2021-01-06 19:07:46,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 19:07:46,509 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 45 [2021-01-06 19:07:46,509 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 19:07:46,563 INFO L225 Difference]: With dead ends: 1480 [2021-01-06 19:07:46,563 INFO L226 Difference]: Without dead ends: 826 [2021-01-06 19:07:46,574 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 19:07:46,602 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 826 states. [2021-01-06 19:07:46,695 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 826 to 422. [2021-01-06 19:07:46,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 422 states. [2021-01-06 19:07:46,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 422 states and 735 transitions. [2021-01-06 19:07:46,701 INFO L78 Accepts]: Start accepts. Automaton has 422 states and 735 transitions. Word has length 45 [2021-01-06 19:07:46,702 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 19:07:46,702 INFO L481 AbstractCegarLoop]: Abstraction has 422 states and 735 transitions. [2021-01-06 19:07:46,702 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 19:07:46,702 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 735 transitions. [2021-01-06 19:07:46,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-01-06 19:07:46,706 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 19:07:46,706 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 19:07:46,707 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-01-06 19:07:46,707 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 19:07:46,708 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 19:07:46,708 INFO L82 PathProgramCache]: Analyzing trace with hash -1641619126, now seen corresponding path program 1 times [2021-01-06 19:07:46,708 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 19:07:46,709 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [725199866] [2021-01-06 19:07:46,709 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 19:07:46,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:07:46,873 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 19:07:46,874 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [725199866] [2021-01-06 19:07:46,874 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 19:07:46,874 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-01-06 19:07:46,875 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [537817077] [2021-01-06 19:07:46,878 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-06 19:07:46,878 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 19:07:46,879 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-06 19:07:46,879 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 19:07:46,880 INFO L87 Difference]: Start difference. First operand 422 states and 735 transitions. Second operand 5 states. [2021-01-06 19:07:47,132 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 19:07:47,132 INFO L93 Difference]: Finished difference Result 1215 states and 2121 transitions. [2021-01-06 19:07:47,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-01-06 19:07:47,133 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 47 [2021-01-06 19:07:47,133 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 19:07:47,139 INFO L225 Difference]: With dead ends: 1215 [2021-01-06 19:07:47,139 INFO L226 Difference]: Without dead ends: 812 [2021-01-06 19:07:47,141 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 19:07:47,143 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 812 states. [2021-01-06 19:07:47,167 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 812 to 422. [2021-01-06 19:07:47,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 422 states. [2021-01-06 19:07:47,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 422 states and 734 transitions. [2021-01-06 19:07:47,170 INFO L78 Accepts]: Start accepts. Automaton has 422 states and 734 transitions. Word has length 47 [2021-01-06 19:07:47,170 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 19:07:47,171 INFO L481 AbstractCegarLoop]: Abstraction has 422 states and 734 transitions. [2021-01-06 19:07:47,171 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-06 19:07:47,171 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 734 transitions. [2021-01-06 19:07:47,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-01-06 19:07:47,173 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 19:07:47,173 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 19:07:47,174 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-01-06 19:07:47,174 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 19:07:47,176 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 19:07:47,176 INFO L82 PathProgramCache]: Analyzing trace with hash 1741248093, now seen corresponding path program 1 times [2021-01-06 19:07:47,177 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 19:07:47,177 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1320198796] [2021-01-06 19:07:47,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 19:07:47,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:07:47,288 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 19:07:47,289 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1320198796] [2021-01-06 19:07:47,289 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 19:07:47,289 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 19:07:47,290 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1908653371] [2021-01-06 19:07:47,292 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 19:07:47,292 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 19:07:47,293 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 19:07:47,293 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 19:07:47,294 INFO L87 Difference]: Start difference. First operand 422 states and 734 transitions. Second operand 3 states. [2021-01-06 19:07:47,340 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 19:07:47,340 INFO L93 Difference]: Finished difference Result 826 states and 1442 transitions. [2021-01-06 19:07:47,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 19:07:47,341 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 48 [2021-01-06 19:07:47,341 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 19:07:47,346 INFO L225 Difference]: With dead ends: 826 [2021-01-06 19:07:47,347 INFO L226 Difference]: Without dead ends: 427 [2021-01-06 19:07:47,348 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 19:07:47,350 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 427 states. [2021-01-06 19:07:47,373 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 427 to 422. [2021-01-06 19:07:47,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 422 states. [2021-01-06 19:07:47,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 422 states and 733 transitions. [2021-01-06 19:07:47,376 INFO L78 Accepts]: Start accepts. Automaton has 422 states and 733 transitions. Word has length 48 [2021-01-06 19:07:47,383 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 19:07:47,383 INFO L481 AbstractCegarLoop]: Abstraction has 422 states and 733 transitions. [2021-01-06 19:07:47,384 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 19:07:47,384 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 733 transitions. [2021-01-06 19:07:47,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-01-06 19:07:47,386 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 19:07:47,387 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] [2021-01-06 19:07:47,387 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-01-06 19:07:47,387 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 19:07:47,388 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 19:07:47,388 INFO L82 PathProgramCache]: Analyzing trace with hash -65220393, now seen corresponding path program 1 times [2021-01-06 19:07:47,389 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 19:07:47,390 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [930909944] [2021-01-06 19:07:47,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 19:07:47,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:07:47,531 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 19:07:47,531 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [930909944] [2021-01-06 19:07:47,532 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 19:07:47,532 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 19:07:47,532 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [837773303] [2021-01-06 19:07:47,533 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 19:07:47,533 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 19:07:47,536 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 19:07:47,537 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 19:07:47,537 INFO L87 Difference]: Start difference. First operand 422 states and 733 transitions. Second operand 3 states. [2021-01-06 19:07:47,574 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 19:07:47,574 INFO L93 Difference]: Finished difference Result 836 states and 1455 transitions. [2021-01-06 19:07:47,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 19:07:47,575 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 49 [2021-01-06 19:07:47,575 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 19:07:47,578 INFO L225 Difference]: With dead ends: 836 [2021-01-06 19:07:47,578 INFO L226 Difference]: Without dead ends: 422 [2021-01-06 19:07:47,579 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 19:07:47,581 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 422 states. [2021-01-06 19:07:47,595 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 422 to 422. [2021-01-06 19:07:47,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 422 states. [2021-01-06 19:07:47,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 422 states and 731 transitions. [2021-01-06 19:07:47,598 INFO L78 Accepts]: Start accepts. Automaton has 422 states and 731 transitions. Word has length 49 [2021-01-06 19:07:47,598 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 19:07:47,598 INFO L481 AbstractCegarLoop]: Abstraction has 422 states and 731 transitions. [2021-01-06 19:07:47,598 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 19:07:47,598 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 731 transitions. [2021-01-06 19:07:47,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-01-06 19:07:47,599 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 19:07:47,600 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] [2021-01-06 19:07:47,600 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-01-06 19:07:47,600 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 19:07:47,602 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 19:07:47,602 INFO L82 PathProgramCache]: Analyzing trace with hash 1735348642, now seen corresponding path program 1 times [2021-01-06 19:07:47,602 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 19:07:47,602 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1709677950] [2021-01-06 19:07:47,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 19:07:47,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:07:47,709 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 19:07:47,709 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1709677950] [2021-01-06 19:07:47,709 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 19:07:47,709 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-01-06 19:07:47,710 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [619176987] [2021-01-06 19:07:47,710 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-06 19:07:47,710 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 19:07:47,711 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-06 19:07:47,712 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 19:07:47,712 INFO L87 Difference]: Start difference. First operand 422 states and 731 transitions. Second operand 5 states. [2021-01-06 19:07:47,886 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 19:07:47,886 INFO L93 Difference]: Finished difference Result 1205 states and 2101 transitions. [2021-01-06 19:07:47,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-01-06 19:07:47,890 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 50 [2021-01-06 19:07:47,891 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 19:07:47,896 INFO L225 Difference]: With dead ends: 1205 [2021-01-06 19:07:47,896 INFO L226 Difference]: Without dead ends: 810 [2021-01-06 19:07:47,898 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 19:07:47,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 810 states. [2021-01-06 19:07:47,920 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 810 to 422. [2021-01-06 19:07:47,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 422 states. [2021-01-06 19:07:47,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 422 states and 730 transitions. [2021-01-06 19:07:47,923 INFO L78 Accepts]: Start accepts. Automaton has 422 states and 730 transitions. Word has length 50 [2021-01-06 19:07:47,923 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 19:07:47,923 INFO L481 AbstractCegarLoop]: Abstraction has 422 states and 730 transitions. [2021-01-06 19:07:47,923 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-06 19:07:47,923 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 730 transitions. [2021-01-06 19:07:47,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-01-06 19:07:47,926 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 19:07:47,926 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] [2021-01-06 19:07:47,927 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-01-06 19:07:47,927 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 19:07:47,927 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 19:07:47,928 INFO L82 PathProgramCache]: Analyzing trace with hash -256314721, now seen corresponding path program 1 times [2021-01-06 19:07:47,928 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 19:07:47,928 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1221577882] [2021-01-06 19:07:47,928 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 19:07:47,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:07:48,065 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 19:07:48,066 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1221577882] [2021-01-06 19:07:48,066 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 19:07:48,066 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-01-06 19:07:48,066 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1991715342] [2021-01-06 19:07:48,068 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-06 19:07:48,068 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 19:07:48,069 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-06 19:07:48,069 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 19:07:48,069 INFO L87 Difference]: Start difference. First operand 422 states and 730 transitions. Second operand 5 states. [2021-01-06 19:07:48,239 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 19:07:48,240 INFO L93 Difference]: Finished difference Result 1210 states and 2106 transitions. [2021-01-06 19:07:48,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-01-06 19:07:48,240 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 51 [2021-01-06 19:07:48,241 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 19:07:48,246 INFO L225 Difference]: With dead ends: 1210 [2021-01-06 19:07:48,246 INFO L226 Difference]: Without dead ends: 815 [2021-01-06 19:07:48,247 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 19:07:48,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 815 states. [2021-01-06 19:07:48,274 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 815 to 422. [2021-01-06 19:07:48,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 422 states. [2021-01-06 19:07:48,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 422 states and 729 transitions. [2021-01-06 19:07:48,276 INFO L78 Accepts]: Start accepts. Automaton has 422 states and 729 transitions. Word has length 51 [2021-01-06 19:07:48,276 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 19:07:48,277 INFO L481 AbstractCegarLoop]: Abstraction has 422 states and 729 transitions. [2021-01-06 19:07:48,277 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-06 19:07:48,277 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 729 transitions. [2021-01-06 19:07:48,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-01-06 19:07:48,278 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 19:07:48,278 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] [2021-01-06 19:07:48,278 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-01-06 19:07:48,280 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 19:07:48,284 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 19:07:48,284 INFO L82 PathProgramCache]: Analyzing trace with hash -114337145, now seen corresponding path program 1 times [2021-01-06 19:07:48,284 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 19:07:48,285 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [158545797] [2021-01-06 19:07:48,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 19:07:48,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:07:48,381 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 19:07:48,382 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [158545797] [2021-01-06 19:07:48,382 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 19:07:48,382 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 19:07:48,383 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [533300371] [2021-01-06 19:07:48,383 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 19:07:48,384 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 19:07:48,384 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 19:07:48,384 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 19:07:48,384 INFO L87 Difference]: Start difference. First operand 422 states and 729 transitions. Second operand 3 states. [2021-01-06 19:07:48,423 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 19:07:48,423 INFO L93 Difference]: Finished difference Result 606 states and 1034 transitions. [2021-01-06 19:07:48,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 19:07:48,424 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2021-01-06 19:07:48,424 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 19:07:48,427 INFO L225 Difference]: With dead ends: 606 [2021-01-06 19:07:48,427 INFO L226 Difference]: Without dead ends: 425 [2021-01-06 19:07:48,428 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 19:07:48,432 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 425 states. [2021-01-06 19:07:48,455 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 425 to 424. [2021-01-06 19:07:48,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 424 states. [2021-01-06 19:07:48,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 424 states and 731 transitions. [2021-01-06 19:07:48,458 INFO L78 Accepts]: Start accepts. Automaton has 424 states and 731 transitions. Word has length 52 [2021-01-06 19:07:48,458 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 19:07:48,458 INFO L481 AbstractCegarLoop]: Abstraction has 424 states and 731 transitions. [2021-01-06 19:07:48,458 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 19:07:48,458 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 731 transitions. [2021-01-06 19:07:48,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-01-06 19:07:48,459 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 19:07:48,460 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] [2021-01-06 19:07:48,460 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-01-06 19:07:48,460 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 19:07:48,460 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 19:07:48,461 INFO L82 PathProgramCache]: Analyzing trace with hash -425189799, now seen corresponding path program 1 times [2021-01-06 19:07:48,461 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 19:07:48,461 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1290965257] [2021-01-06 19:07:48,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 19:07:48,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:07:48,555 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 19:07:48,555 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1290965257] [2021-01-06 19:07:48,555 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 19:07:48,556 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 19:07:48,556 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1863814699] [2021-01-06 19:07:48,557 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 19:07:48,557 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 19:07:48,557 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 19:07:48,558 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 19:07:48,558 INFO L87 Difference]: Start difference. First operand 424 states and 731 transitions. Second operand 3 states. [2021-01-06 19:07:48,628 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 19:07:48,629 INFO L93 Difference]: Finished difference Result 1158 states and 2017 transitions. [2021-01-06 19:07:48,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 19:07:48,629 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2021-01-06 19:07:48,629 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 19:07:48,634 INFO L225 Difference]: With dead ends: 1158 [2021-01-06 19:07:48,634 INFO L226 Difference]: Without dead ends: 765 [2021-01-06 19:07:48,635 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 19:07:48,637 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 765 states. [2021-01-06 19:07:48,670 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 765 to 584. [2021-01-06 19:07:48,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 584 states. [2021-01-06 19:07:48,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 584 states and 1024 transitions. [2021-01-06 19:07:48,673 INFO L78 Accepts]: Start accepts. Automaton has 584 states and 1024 transitions. Word has length 60 [2021-01-06 19:07:48,674 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 19:07:48,674 INFO L481 AbstractCegarLoop]: Abstraction has 584 states and 1024 transitions. [2021-01-06 19:07:48,674 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 19:07:48,674 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 1024 transitions. [2021-01-06 19:07:48,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-01-06 19:07:48,675 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 19:07:48,675 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] [2021-01-06 19:07:48,676 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-01-06 19:07:48,676 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 19:07:48,676 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 19:07:48,677 INFO L82 PathProgramCache]: Analyzing trace with hash 395421402, now seen corresponding path program 1 times [2021-01-06 19:07:48,677 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 19:07:48,677 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1068982131] [2021-01-06 19:07:48,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 19:07:48,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:07:48,760 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 19:07:48,765 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1068982131] [2021-01-06 19:07:48,765 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 19:07:48,766 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-01-06 19:07:48,766 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1754606479] [2021-01-06 19:07:48,766 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-06 19:07:48,767 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 19:07:48,770 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-06 19:07:48,770 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 19:07:48,770 INFO L87 Difference]: Start difference. First operand 584 states and 1024 transitions. Second operand 5 states. [2021-01-06 19:07:49,015 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 19:07:49,015 INFO L93 Difference]: Finished difference Result 1682 states and 2978 transitions. [2021-01-06 19:07:49,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-01-06 19:07:49,016 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 61 [2021-01-06 19:07:49,016 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 19:07:49,023 INFO L225 Difference]: With dead ends: 1682 [2021-01-06 19:07:49,023 INFO L226 Difference]: Without dead ends: 1129 [2021-01-06 19:07:49,024 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 19:07:49,026 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1129 states. [2021-01-06 19:07:49,069 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1129 to 584. [2021-01-06 19:07:49,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 584 states. [2021-01-06 19:07:49,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 584 states and 1022 transitions. [2021-01-06 19:07:49,073 INFO L78 Accepts]: Start accepts. Automaton has 584 states and 1022 transitions. Word has length 61 [2021-01-06 19:07:49,073 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 19:07:49,073 INFO L481 AbstractCegarLoop]: Abstraction has 584 states and 1022 transitions. [2021-01-06 19:07:49,073 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-06 19:07:49,073 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 1022 transitions. [2021-01-06 19:07:49,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-01-06 19:07:49,075 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 19:07:49,075 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] [2021-01-06 19:07:49,075 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-01-06 19:07:49,075 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 19:07:49,076 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 19:07:49,076 INFO L82 PathProgramCache]: Analyzing trace with hash 216241251, now seen corresponding path program 1 times [2021-01-06 19:07:49,076 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 19:07:49,076 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [155920891] [2021-01-06 19:07:49,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 19:07:49,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:07:49,138 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 19:07:49,139 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [155920891] [2021-01-06 19:07:49,139 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 19:07:49,139 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 19:07:49,139 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1362006071] [2021-01-06 19:07:49,140 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 19:07:49,140 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 19:07:49,141 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 19:07:49,141 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 19:07:49,141 INFO L87 Difference]: Start difference. First operand 584 states and 1022 transitions. Second operand 3 states. [2021-01-06 19:07:49,222 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 19:07:49,222 INFO L93 Difference]: Finished difference Result 1680 states and 2970 transitions. [2021-01-06 19:07:49,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 19:07:49,223 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 62 [2021-01-06 19:07:49,223 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 19:07:49,230 INFO L225 Difference]: With dead ends: 1680 [2021-01-06 19:07:49,230 INFO L226 Difference]: Without dead ends: 1127 [2021-01-06 19:07:49,231 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 19:07:49,233 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1127 states. [2021-01-06 19:07:49,312 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1127 to 946. [2021-01-06 19:07:49,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 946 states. [2021-01-06 19:07:49,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 946 states to 946 states and 1685 transitions. [2021-01-06 19:07:49,316 INFO L78 Accepts]: Start accepts. Automaton has 946 states and 1685 transitions. Word has length 62 [2021-01-06 19:07:49,317 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 19:07:49,317 INFO L481 AbstractCegarLoop]: Abstraction has 946 states and 1685 transitions. [2021-01-06 19:07:49,317 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 19:07:49,317 INFO L276 IsEmpty]: Start isEmpty. Operand 946 states and 1685 transitions. [2021-01-06 19:07:49,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-01-06 19:07:49,318 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 19:07:49,319 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] [2021-01-06 19:07:49,319 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-01-06 19:07:49,319 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 19:07:49,320 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 19:07:49,320 INFO L82 PathProgramCache]: Analyzing trace with hash -1342090363, now seen corresponding path program 1 times [2021-01-06 19:07:49,320 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 19:07:49,320 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1353604954] [2021-01-06 19:07:49,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 19:07:49,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:07:49,388 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 19:07:49,388 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1353604954] [2021-01-06 19:07:49,388 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1386430393] [2021-01-06 19:07:49,389 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 19:07:49,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:07:49,677 INFO L263 TraceCheckSpWp]: Trace formula consists of 903 conjuncts, 3 conjunts are in the unsatisfiable core [2021-01-06 19:07:49,686 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-06 19:07:49,800 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-01-06 19:07:49,800 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-01-06 19:07:49,800 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5 [2021-01-06 19:07:49,801 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [17561904] [2021-01-06 19:07:49,801 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 19:07:49,801 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 19:07:49,802 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 19:07:49,802 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-01-06 19:07:49,802 INFO L87 Difference]: Start difference. First operand 946 states and 1685 transitions. Second operand 3 states. [2021-01-06 19:07:49,880 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 19:07:49,880 INFO L93 Difference]: Finished difference Result 1074 states and 1897 transitions. [2021-01-06 19:07:49,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 19:07:49,880 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 62 [2021-01-06 19:07:49,881 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 19:07:49,886 INFO L225 Difference]: With dead ends: 1074 [2021-01-06 19:07:49,886 INFO L226 Difference]: Without dead ends: 940 [2021-01-06 19:07:49,887 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-01-06 19:07:49,888 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 940 states. [2021-01-06 19:07:49,950 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 940 to 940. [2021-01-06 19:07:49,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 940 states. [2021-01-06 19:07:49,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 940 states to 940 states and 1676 transitions. [2021-01-06 19:07:49,955 INFO L78 Accepts]: Start accepts. Automaton has 940 states and 1676 transitions. Word has length 62 [2021-01-06 19:07:49,955 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 19:07:49,956 INFO L481 AbstractCegarLoop]: Abstraction has 940 states and 1676 transitions. [2021-01-06 19:07:49,956 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 19:07:49,956 INFO L276 IsEmpty]: Start isEmpty. Operand 940 states and 1676 transitions. [2021-01-06 19:07:49,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-01-06 19:07:49,958 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 19:07:49,959 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 19:07:50,174 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2021-01-06 19:07:50,175 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 19:07:50,176 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 19:07:50,176 INFO L82 PathProgramCache]: Analyzing trace with hash -1407696010, now seen corresponding path program 1 times [2021-01-06 19:07:50,176 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 19:07:50,177 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1119700607] [2021-01-06 19:07:50,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 19:07:50,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:07:50,298 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 19:07:50,298 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1119700607] [2021-01-06 19:07:50,299 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1011911440] [2021-01-06 19:07:50,299 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 19:07:50,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:07:50,745 INFO L263 TraceCheckSpWp]: Trace formula consists of 1222 conjuncts, 3 conjunts are in the unsatisfiable core [2021-01-06 19:07:50,751 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-06 19:07:50,894 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 19:07:50,895 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-01-06 19:07:50,895 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2021-01-06 19:07:50,896 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [738890899] [2021-01-06 19:07:50,896 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-06 19:07:50,897 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 19:07:50,897 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-06 19:07:50,898 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-01-06 19:07:50,898 INFO L87 Difference]: Start difference. First operand 940 states and 1676 transitions. Second operand 5 states. [2021-01-06 19:07:51,044 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 19:07:51,044 INFO L93 Difference]: Finished difference Result 1509 states and 2656 transitions. [2021-01-06 19:07:51,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-01-06 19:07:51,045 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 103 [2021-01-06 19:07:51,045 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 19:07:51,053 INFO L225 Difference]: With dead ends: 1509 [2021-01-06 19:07:51,053 INFO L226 Difference]: Without dead ends: 1334 [2021-01-06 19:07:51,054 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 103 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 19:07:51,057 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1334 states. [2021-01-06 19:07:51,192 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1334 to 1156. [2021-01-06 19:07:51,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1156 states. [2021-01-06 19:07:51,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1156 states to 1156 states and 2066 transitions. [2021-01-06 19:07:51,197 INFO L78 Accepts]: Start accepts. Automaton has 1156 states and 2066 transitions. Word has length 103 [2021-01-06 19:07:51,198 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 19:07:51,198 INFO L481 AbstractCegarLoop]: Abstraction has 1156 states and 2066 transitions. [2021-01-06 19:07:51,198 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-06 19:07:51,198 INFO L276 IsEmpty]: Start isEmpty. Operand 1156 states and 2066 transitions. [2021-01-06 19:07:51,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-01-06 19:07:51,201 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 19:07:51,201 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 19:07:51,416 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2021-01-06 19:07:51,416 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 19:07:51,418 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 19:07:51,418 INFO L82 PathProgramCache]: Analyzing trace with hash -740219853, now seen corresponding path program 1 times [2021-01-06 19:07:51,418 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 19:07:51,418 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1713155705] [2021-01-06 19:07:51,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 19:07:51,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:07:51,502 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 19:07:51,503 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1713155705] [2021-01-06 19:07:51,503 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 19:07:51,504 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 19:07:51,504 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [765236707] [2021-01-06 19:07:51,504 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 19:07:51,504 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 19:07:51,505 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 19:07:51,505 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 19:07:51,505 INFO L87 Difference]: Start difference. First operand 1156 states and 2066 transitions. Second operand 3 states. [2021-01-06 19:07:51,667 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 19:07:51,667 INFO L93 Difference]: Finished difference Result 3102 states and 5572 transitions. [2021-01-06 19:07:51,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 19:07:51,668 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 107 [2021-01-06 19:07:51,668 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 19:07:51,679 INFO L225 Difference]: With dead ends: 3102 [2021-01-06 19:07:51,679 INFO L226 Difference]: Without dead ends: 2047 [2021-01-06 19:07:51,681 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 19:07:51,684 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2047 states. [2021-01-06 19:07:51,805 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2047 to 1872. [2021-01-06 19:07:51,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1872 states. [2021-01-06 19:07:51,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1872 states to 1872 states and 3371 transitions. [2021-01-06 19:07:51,812 INFO L78 Accepts]: Start accepts. Automaton has 1872 states and 3371 transitions. Word has length 107 [2021-01-06 19:07:51,813 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 19:07:51,813 INFO L481 AbstractCegarLoop]: Abstraction has 1872 states and 3371 transitions. [2021-01-06 19:07:51,813 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 19:07:51,813 INFO L276 IsEmpty]: Start isEmpty. Operand 1872 states and 3371 transitions. [2021-01-06 19:07:51,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-01-06 19:07:51,817 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 19:07:51,817 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 19:07:51,818 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-01-06 19:07:51,818 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 19:07:51,818 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 19:07:51,819 INFO L82 PathProgramCache]: Analyzing trace with hash -1973771853, now seen corresponding path program 1 times [2021-01-06 19:07:51,819 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 19:07:51,819 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [240511827] [2021-01-06 19:07:51,819 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 19:07:51,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:07:51,897 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 19:07:51,897 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [240511827] [2021-01-06 19:07:51,898 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 19:07:51,898 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 19:07:51,898 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1292531423] [2021-01-06 19:07:51,898 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 19:07:51,899 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 19:07:51,899 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 19:07:51,899 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 19:07:51,899 INFO L87 Difference]: Start difference. First operand 1872 states and 3371 transitions. Second operand 3 states. [2021-01-06 19:07:52,156 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 19:07:52,157 INFO L93 Difference]: Finished difference Result 4986 states and 9006 transitions. [2021-01-06 19:07:52,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 19:07:52,157 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 108 [2021-01-06 19:07:52,158 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 19:07:52,175 INFO L225 Difference]: With dead ends: 4986 [2021-01-06 19:07:52,175 INFO L226 Difference]: Without dead ends: 3249 [2021-01-06 19:07:52,178 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 19:07:52,182 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3249 states. [2021-01-06 19:07:52,387 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3249 to 3074. [2021-01-06 19:07:52,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3074 states. [2021-01-06 19:07:52,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3074 states to 3074 states and 5556 transitions. [2021-01-06 19:07:52,399 INFO L78 Accepts]: Start accepts. Automaton has 3074 states and 5556 transitions. Word has length 108 [2021-01-06 19:07:52,399 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 19:07:52,399 INFO L481 AbstractCegarLoop]: Abstraction has 3074 states and 5556 transitions. [2021-01-06 19:07:52,399 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 19:07:52,399 INFO L276 IsEmpty]: Start isEmpty. Operand 3074 states and 5556 transitions. [2021-01-06 19:07:52,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-01-06 19:07:52,407 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 19:07:52,407 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 19:07:52,408 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-01-06 19:07:52,408 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 19:07:52,408 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 19:07:52,408 INFO L82 PathProgramCache]: Analyzing trace with hash -328210140, now seen corresponding path program 1 times [2021-01-06 19:07:52,409 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 19:07:52,409 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [635924949] [2021-01-06 19:07:52,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 19:07:52,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:07:52,490 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 19:07:52,490 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [635924949] [2021-01-06 19:07:52,491 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 19:07:52,491 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 19:07:52,491 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [362484576] [2021-01-06 19:07:52,492 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 19:07:52,492 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 19:07:52,492 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 19:07:52,492 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 19:07:52,493 INFO L87 Difference]: Start difference. First operand 3074 states and 5556 transitions. Second operand 3 states. [2021-01-06 19:07:52,838 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 19:07:52,839 INFO L93 Difference]: Finished difference Result 8308 states and 15044 transitions. [2021-01-06 19:07:52,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 19:07:52,839 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 109 [2021-01-06 19:07:52,840 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 19:07:52,869 INFO L225 Difference]: With dead ends: 8308 [2021-01-06 19:07:52,869 INFO L226 Difference]: Without dead ends: 5403 [2021-01-06 19:07:52,875 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 19:07:52,881 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5403 states. [2021-01-06 19:07:53,267 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5403 to 5228. [2021-01-06 19:07:53,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5228 states. [2021-01-06 19:07:53,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5228 states to 5228 states and 9461 transitions. [2021-01-06 19:07:53,293 INFO L78 Accepts]: Start accepts. Automaton has 5228 states and 9461 transitions. Word has length 109 [2021-01-06 19:07:53,294 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 19:07:53,294 INFO L481 AbstractCegarLoop]: Abstraction has 5228 states and 9461 transitions. [2021-01-06 19:07:53,294 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 19:07:53,294 INFO L276 IsEmpty]: Start isEmpty. Operand 5228 states and 9461 transitions. [2021-01-06 19:07:53,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-01-06 19:07:53,310 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 19:07:53,310 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 19:07:53,310 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-01-06 19:07:53,310 INFO L429 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 19:07:53,311 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 19:07:53,311 INFO L82 PathProgramCache]: Analyzing trace with hash 1733160324, now seen corresponding path program 1 times [2021-01-06 19:07:53,311 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 19:07:53,312 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1587400048] [2021-01-06 19:07:53,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 19:07:53,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:07:53,406 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 19:07:53,406 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1587400048] [2021-01-06 19:07:53,407 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 19:07:53,407 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 19:07:53,407 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1601520605] [2021-01-06 19:07:53,407 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 19:07:53,408 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 19:07:53,408 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 19:07:53,408 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 19:07:53,409 INFO L87 Difference]: Start difference. First operand 5228 states and 9461 transitions. Second operand 3 states. [2021-01-06 19:07:54,076 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 19:07:54,076 INFO L93 Difference]: Finished difference Result 15228 states and 27601 transitions. [2021-01-06 19:07:54,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 19:07:54,077 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 110 [2021-01-06 19:07:54,077 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 19:07:54,130 INFO L225 Difference]: With dead ends: 15228 [2021-01-06 19:07:54,130 INFO L226 Difference]: Without dead ends: 10173 [2021-01-06 19:07:54,138 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 19:07:54,151 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10173 states. [2021-01-06 19:07:54,867 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10173 to 9998. [2021-01-06 19:07:54,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9998 states. [2021-01-06 19:07:54,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9998 states to 9998 states and 18102 transitions. [2021-01-06 19:07:54,923 INFO L78 Accepts]: Start accepts. Automaton has 9998 states and 18102 transitions. Word has length 110 [2021-01-06 19:07:54,924 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 19:07:54,924 INFO L481 AbstractCegarLoop]: Abstraction has 9998 states and 18102 transitions. [2021-01-06 19:07:54,924 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 19:07:54,924 INFO L276 IsEmpty]: Start isEmpty. Operand 9998 states and 18102 transitions. [2021-01-06 19:07:54,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-01-06 19:07:54,947 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 19:07:54,947 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 19:07:54,948 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-01-06 19:07:54,948 INFO L429 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 19:07:54,948 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 19:07:54,948 INFO L82 PathProgramCache]: Analyzing trace with hash -1891951277, now seen corresponding path program 1 times [2021-01-06 19:07:54,949 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 19:07:54,949 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [240782184] [2021-01-06 19:07:54,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 19:07:54,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:07:55,031 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 19:07:55,031 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [240782184] [2021-01-06 19:07:55,031 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 19:07:55,032 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 19:07:55,032 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [609952560] [2021-01-06 19:07:55,033 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 19:07:55,033 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 19:07:55,033 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 19:07:55,036 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 19:07:55,037 INFO L87 Difference]: Start difference. First operand 9998 states and 18102 transitions. Second operand 3 states. [2021-01-06 19:07:56,111 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 19:07:56,111 INFO L93 Difference]: Finished difference Result 29240 states and 52999 transitions. [2021-01-06 19:07:56,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 19:07:56,112 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 111 [2021-01-06 19:07:56,112 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 19:07:56,173 INFO L225 Difference]: With dead ends: 29240 [2021-01-06 19:07:56,174 INFO L226 Difference]: Without dead ends: 19423 [2021-01-06 19:07:56,194 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 19:07:56,218 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19423 states. [2021-01-06 19:07:57,454 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19423 to 19248. [2021-01-06 19:07:57,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19248 states. [2021-01-06 19:07:57,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19248 states to 19248 states and 34839 transitions. [2021-01-06 19:07:57,510 INFO L78 Accepts]: Start accepts. Automaton has 19248 states and 34839 transitions. Word has length 111 [2021-01-06 19:07:57,510 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 19:07:57,510 INFO L481 AbstractCegarLoop]: Abstraction has 19248 states and 34839 transitions. [2021-01-06 19:07:57,510 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 19:07:57,510 INFO L276 IsEmpty]: Start isEmpty. Operand 19248 states and 34839 transitions. [2021-01-06 19:07:57,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-01-06 19:07:57,548 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 19:07:57,549 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 19:07:57,549 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-01-06 19:07:57,549 INFO L429 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 19:07:57,550 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 19:07:57,550 INFO L82 PathProgramCache]: Analyzing trace with hash 586080966, now seen corresponding path program 1 times [2021-01-06 19:07:57,550 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 19:07:57,550 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1261596210] [2021-01-06 19:07:57,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 19:07:57,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:07:57,629 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 19:07:57,631 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1261596210] [2021-01-06 19:07:57,631 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 19:07:57,632 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 19:07:57,633 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2142413677] [2021-01-06 19:07:57,634 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 19:07:57,634 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 19:07:57,635 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 19:07:57,635 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 19:07:57,635 INFO L87 Difference]: Start difference. First operand 19248 states and 34839 transitions. Second operand 3 states. [2021-01-06 19:07:59,156 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 19:07:59,156 INFO L93 Difference]: Finished difference Result 57176 states and 103524 transitions. [2021-01-06 19:07:59,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 19:07:59,157 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 112 [2021-01-06 19:07:59,157 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 19:07:59,288 INFO L225 Difference]: With dead ends: 57176 [2021-01-06 19:07:59,288 INFO L226 Difference]: Without dead ends: 38113 [2021-01-06 19:07:59,318 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 19:07:59,363 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38113 states. [2021-01-06 19:08:02,129 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38113 to 37938. [2021-01-06 19:08:02,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37938 states. [2021-01-06 19:08:02,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37938 states to 37938 states and 68568 transitions. [2021-01-06 19:08:02,228 INFO L78 Accepts]: Start accepts. Automaton has 37938 states and 68568 transitions. Word has length 112 [2021-01-06 19:08:02,229 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 19:08:02,229 INFO L481 AbstractCegarLoop]: Abstraction has 37938 states and 68568 transitions. [2021-01-06 19:08:02,229 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 19:08:02,229 INFO L276 IsEmpty]: Start isEmpty. Operand 37938 states and 68568 transitions. [2021-01-06 19:08:02,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-01-06 19:08:02,284 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 19:08:02,284 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 19:08:02,284 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-01-06 19:08:02,285 INFO L429 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 19:08:02,285 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 19:08:02,285 INFO L82 PathProgramCache]: Analyzing trace with hash 1350977178, now seen corresponding path program 1 times [2021-01-06 19:08:02,285 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 19:08:02,286 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [523563270] [2021-01-06 19:08:02,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 19:08:02,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:08:02,370 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 19:08:02,371 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [523563270] [2021-01-06 19:08:02,371 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 19:08:02,371 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-01-06 19:08:02,371 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [316158764] [2021-01-06 19:08:02,372 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-06 19:08:02,372 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 19:08:02,373 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-06 19:08:02,373 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 19:08:02,373 INFO L87 Difference]: Start difference. First operand 37938 states and 68568 transitions. Second operand 5 states. [2021-01-06 19:08:05,096 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 19:08:05,096 INFO L93 Difference]: Finished difference Result 111517 states and 201517 transitions. [2021-01-06 19:08:05,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-01-06 19:08:05,097 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 113 [2021-01-06 19:08:05,097 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 19:08:05,271 INFO L225 Difference]: With dead ends: 111517 [2021-01-06 19:08:05,272 INFO L226 Difference]: Without dead ends: 73832 [2021-01-06 19:08:05,332 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 19:08:05,420 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73832 states. [2021-01-06 19:08:07,685 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73832 to 37938. [2021-01-06 19:08:07,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37938 states. [2021-01-06 19:08:07,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37938 states to 37938 states and 68310 transitions. [2021-01-06 19:08:07,764 INFO L78 Accepts]: Start accepts. Automaton has 37938 states and 68310 transitions. Word has length 113 [2021-01-06 19:08:07,764 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 19:08:07,764 INFO L481 AbstractCegarLoop]: Abstraction has 37938 states and 68310 transitions. [2021-01-06 19:08:07,764 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-06 19:08:07,764 INFO L276 IsEmpty]: Start isEmpty. Operand 37938 states and 68310 transitions. [2021-01-06 19:08:07,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-01-06 19:08:07,801 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 19:08:07,802 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, 1, 1, 1, 1, 1, 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 19:08:07,802 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-01-06 19:08:07,802 INFO L429 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 19:08:07,802 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 19:08:07,803 INFO L82 PathProgramCache]: Analyzing trace with hash -1877183048, now seen corresponding path program 2 times [2021-01-06 19:08:07,803 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 19:08:07,803 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [376941810] [2021-01-06 19:08:07,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 19:08:07,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:08:07,893 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 19:08:07,894 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [376941810] [2021-01-06 19:08:07,894 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 19:08:07,894 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 19:08:07,894 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [234331190] [2021-01-06 19:08:07,895 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 19:08:07,896 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 19:08:07,896 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 19:08:07,896 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 19:08:07,896 INFO L87 Difference]: Start difference. First operand 37938 states and 68310 transitions. Second operand 3 states. [2021-01-06 19:08:09,433 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 19:08:09,434 INFO L93 Difference]: Finished difference Result 75792 states and 136478 transitions. [2021-01-06 19:08:09,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 19:08:09,434 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 113 [2021-01-06 19:08:09,434 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 19:08:09,504 INFO L225 Difference]: With dead ends: 75792 [2021-01-06 19:08:09,505 INFO L226 Difference]: Without dead ends: 38113 [2021-01-06 19:08:09,543 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 19:08:09,580 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38113 states. [2021-01-06 19:08:11,234 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38113 to 37938. [2021-01-06 19:08:11,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37938 states. [2021-01-06 19:08:11,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37938 states to 37938 states and 68182 transitions. [2021-01-06 19:08:11,307 INFO L78 Accepts]: Start accepts. Automaton has 37938 states and 68182 transitions. Word has length 113 [2021-01-06 19:08:11,307 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 19:08:11,308 INFO L481 AbstractCegarLoop]: Abstraction has 37938 states and 68182 transitions. [2021-01-06 19:08:11,308 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 19:08:11,308 INFO L276 IsEmpty]: Start isEmpty. Operand 37938 states and 68182 transitions. [2021-01-06 19:08:11,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-01-06 19:08:11,355 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 19:08:11,356 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 19:08:11,356 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-01-06 19:08:11,356 INFO L429 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 19:08:11,357 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 19:08:11,357 INFO L82 PathProgramCache]: Analyzing trace with hash -1316427739, now seen corresponding path program 1 times [2021-01-06 19:08:11,357 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 19:08:11,357 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1571924468] [2021-01-06 19:08:11,358 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 19:08:11,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:08:11,452 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 19:08:11,453 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1571924468] [2021-01-06 19:08:11,453 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 19:08:11,453 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 19:08:11,454 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1924161535] [2021-01-06 19:08:11,454 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 19:08:11,454 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 19:08:11,455 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 19:08:11,455 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 19:08:11,455 INFO L87 Difference]: Start difference. First operand 37938 states and 68182 transitions. Second operand 3 states. [2021-01-06 19:08:14,099 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 19:08:14,099 INFO L93 Difference]: Finished difference Result 105402 states and 189160 transitions. [2021-01-06 19:08:14,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 19:08:14,100 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 113 [2021-01-06 19:08:14,100 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 19:08:14,222 INFO L225 Difference]: With dead ends: 105402 [2021-01-06 19:08:14,222 INFO L226 Difference]: Without dead ends: 67683 [2021-01-06 19:08:14,264 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 19:08:14,336 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67683 states. [2021-01-06 19:08:17,446 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67683 to 67508. [2021-01-06 19:08:17,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 67508 states. [2021-01-06 19:08:17,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67508 states to 67508 states and 120791 transitions. [2021-01-06 19:08:17,560 INFO L78 Accepts]: Start accepts. Automaton has 67508 states and 120791 transitions. Word has length 113 [2021-01-06 19:08:17,560 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 19:08:17,560 INFO L481 AbstractCegarLoop]: Abstraction has 67508 states and 120791 transitions. [2021-01-06 19:08:17,560 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 19:08:17,560 INFO L276 IsEmpty]: Start isEmpty. Operand 67508 states and 120791 transitions. [2021-01-06 19:08:17,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2021-01-06 19:08:17,631 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 19:08:17,631 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 19:08:17,631 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-01-06 19:08:17,631 INFO L429 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 19:08:17,632 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 19:08:17,632 INFO L82 PathProgramCache]: Analyzing trace with hash 795082494, now seen corresponding path program 1 times [2021-01-06 19:08:17,632 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 19:08:17,632 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1757811589] [2021-01-06 19:08:17,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 19:08:17,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:08:17,748 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 19:08:17,749 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1757811589] [2021-01-06 19:08:17,749 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 19:08:17,749 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-01-06 19:08:17,749 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [506440152] [2021-01-06 19:08:17,750 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-01-06 19:08:17,750 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 19:08:17,750 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-01-06 19:08:17,751 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2021-01-06 19:08:17,751 INFO L87 Difference]: Start difference. First operand 67508 states and 120791 transitions. Second operand 9 states. [2021-01-06 19:08:23,758 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 19:08:23,758 INFO L93 Difference]: Finished difference Result 136046 states and 243240 transitions. [2021-01-06 19:08:23,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-01-06 19:08:23,761 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 114 [2021-01-06 19:08:23,761 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 19:08:24,021 INFO L225 Difference]: With dead ends: 136046 [2021-01-06 19:08:24,021 INFO L226 Difference]: Without dead ends: 135902 [2021-01-06 19:08:24,059 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 74 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=182, Invalid=370, Unknown=0, NotChecked=0, Total=552 [2021-01-06 19:08:24,163 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135902 states. [2021-01-06 19:08:29,949 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135902 to 134813. [2021-01-06 19:08:29,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 134813 states. [2021-01-06 19:08:30,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134813 states to 134813 states and 241248 transitions. [2021-01-06 19:08:30,539 INFO L78 Accepts]: Start accepts. Automaton has 134813 states and 241248 transitions. Word has length 114 [2021-01-06 19:08:30,539 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 19:08:30,539 INFO L481 AbstractCegarLoop]: Abstraction has 134813 states and 241248 transitions. [2021-01-06 19:08:30,540 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2021-01-06 19:08:30,540 INFO L276 IsEmpty]: Start isEmpty. Operand 134813 states and 241248 transitions. [2021-01-06 19:08:30,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-01-06 19:08:30,660 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 19:08:30,661 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 19:08:30,661 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-01-06 19:08:30,661 INFO L429 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 19:08:30,662 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 19:08:30,662 INFO L82 PathProgramCache]: Analyzing trace with hash 488127988, now seen corresponding path program 1 times [2021-01-06 19:08:30,662 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 19:08:30,662 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [846705894] [2021-01-06 19:08:30,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 19:08:30,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:08:30,755 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 19:08:30,755 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [846705894] [2021-01-06 19:08:30,756 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 19:08:30,756 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-01-06 19:08:30,756 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1772044839] [2021-01-06 19:08:30,757 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-01-06 19:08:30,757 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 19:08:30,757 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-01-06 19:08:30,758 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-01-06 19:08:30,758 INFO L87 Difference]: Start difference. First operand 134813 states and 241248 transitions. Second operand 4 states. [2021-01-06 19:08:35,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 19:08:35,346 INFO L93 Difference]: Finished difference Result 135053 states and 241641 transitions. [2021-01-06 19:08:35,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-01-06 19:08:35,347 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 115 [2021-01-06 19:08:35,348 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 19:08:35,621 INFO L225 Difference]: With dead ends: 135053 [2021-01-06 19:08:35,621 INFO L226 Difference]: Without dead ends: 134883 [2021-01-06 19:08:35,655 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-01-06 19:08:35,755 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134883 states. [2021-01-06 19:08:41,288 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134883 to 134812. [2021-01-06 19:08:41,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 134812 states. [2021-01-06 19:08:41,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134812 states to 134812 states and 241244 transitions. [2021-01-06 19:08:41,832 INFO L78 Accepts]: Start accepts. Automaton has 134812 states and 241244 transitions. Word has length 115 [2021-01-06 19:08:41,832 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 19:08:41,832 INFO L481 AbstractCegarLoop]: Abstraction has 134812 states and 241244 transitions. [2021-01-06 19:08:41,843 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-01-06 19:08:41,843 INFO L276 IsEmpty]: Start isEmpty. Operand 134812 states and 241244 transitions. [2021-01-06 19:08:41,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-01-06 19:08:41,932 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 19:08:41,932 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 19:08:41,932 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2021-01-06 19:08:41,932 INFO L429 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 19:08:41,933 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 19:08:41,933 INFO L82 PathProgramCache]: Analyzing trace with hash 1629079869, now seen corresponding path program 1 times [2021-01-06 19:08:41,933 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 19:08:41,933 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [462379816] [2021-01-06 19:08:41,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 19:08:41,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:08:42,040 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 19:08:42,041 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [462379816] [2021-01-06 19:08:42,041 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 19:08:42,041 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-01-06 19:08:42,041 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1589812102] [2021-01-06 19:08:42,042 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-01-06 19:08:42,042 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 19:08:42,043 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-01-06 19:08:42,043 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-01-06 19:08:42,043 INFO L87 Difference]: Start difference. First operand 134812 states and 241244 transitions. Second operand 7 states. [2021-01-06 19:08:47,184 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 19:08:47,184 INFO L93 Difference]: Finished difference Result 135177 states and 241839 transitions. [2021-01-06 19:08:47,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-01-06 19:08:47,185 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 116 [2021-01-06 19:08:47,185 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 19:08:47,590 INFO L225 Difference]: With dead ends: 135177 [2021-01-06 19:08:47,590 INFO L226 Difference]: Without dead ends: 134907 [2021-01-06 19:08:47,620 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=64, Invalid=118, Unknown=0, NotChecked=0, Total=182 [2021-01-06 19:08:47,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134907 states. [2021-01-06 19:08:53,540 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134907 to 134800. [2021-01-06 19:08:53,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 134800 states. [2021-01-06 19:08:53,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134800 states to 134800 states and 241217 transitions. [2021-01-06 19:08:53,841 INFO L78 Accepts]: Start accepts. Automaton has 134800 states and 241217 transitions. Word has length 116 [2021-01-06 19:08:53,842 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 19:08:53,842 INFO L481 AbstractCegarLoop]: Abstraction has 134800 states and 241217 transitions. [2021-01-06 19:08:53,842 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2021-01-06 19:08:53,842 INFO L276 IsEmpty]: Start isEmpty. Operand 134800 states and 241217 transitions. [2021-01-06 19:08:53,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-01-06 19:08:53,940 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 19:08:53,940 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 19:08:53,940 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-01-06 19:08:53,940 INFO L429 AbstractCegarLoop]: === Iteration 25 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 19:08:53,941 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 19:08:53,941 INFO L82 PathProgramCache]: Analyzing trace with hash 105573221, now seen corresponding path program 1 times [2021-01-06 19:08:53,941 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 19:08:53,941 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1775876728] [2021-01-06 19:08:53,941 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 19:08:53,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:08:54,059 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 19:08:54,059 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1775876728] [2021-01-06 19:08:54,059 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 19:08:54,060 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 19:08:54,060 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1513744972] [2021-01-06 19:08:54,060 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-01-06 19:08:54,060 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 19:08:54,061 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-01-06 19:08:54,061 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-01-06 19:08:54,061 INFO L87 Difference]: Start difference. First operand 134800 states and 241217 transitions. Second operand 4 states. [2021-01-06 19:09:01,204 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 19:09:01,204 INFO L93 Difference]: Finished difference Result 202689 states and 362608 transitions. [2021-01-06 19:09:01,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-01-06 19:09:01,204 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 116 [2021-01-06 19:09:01,205 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 19:09:01,811 INFO L225 Difference]: With dead ends: 202689 [2021-01-06 19:09:01,811 INFO L226 Difference]: Without dead ends: 202524 [2021-01-06 19:09:01,858 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 19:09:02,006 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 202524 states. [2021-01-06 19:09:10,303 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 202524 to 202122. [2021-01-06 19:09:10,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 202122 states. [2021-01-06 19:09:11,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202122 states to 202122 states and 361692 transitions. [2021-01-06 19:09:11,188 INFO L78 Accepts]: Start accepts. Automaton has 202122 states and 361692 transitions. Word has length 116 [2021-01-06 19:09:11,189 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 19:09:11,189 INFO L481 AbstractCegarLoop]: Abstraction has 202122 states and 361692 transitions. [2021-01-06 19:09:11,189 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-01-06 19:09:11,189 INFO L276 IsEmpty]: Start isEmpty. Operand 202122 states and 361692 transitions. [2021-01-06 19:09:11,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-01-06 19:09:11,343 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 19:09:11,343 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 19:09:11,343 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2021-01-06 19:09:11,343 INFO L429 AbstractCegarLoop]: === Iteration 26 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 19:09:11,343 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 19:09:11,344 INFO L82 PathProgramCache]: Analyzing trace with hash 1492358631, now seen corresponding path program 1 times [2021-01-06 19:09:11,344 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 19:09:11,344 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1021741926] [2021-01-06 19:09:11,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 19:09:11,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:09:11,480 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 19:09:11,480 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1021741926] [2021-01-06 19:09:11,480 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 19:09:11,481 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-01-06 19:09:11,481 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1960158549] [2021-01-06 19:09:11,481 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-01-06 19:09:11,481 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 19:09:11,482 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-01-06 19:09:11,482 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2021-01-06 19:09:11,482 INFO L87 Difference]: Start difference. First operand 202122 states and 361692 transitions. Second operand 10 states. [2021-01-06 19:09:19,774 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 19:09:19,775 INFO L93 Difference]: Finished difference Result 204408 states and 365365 transitions. [2021-01-06 19:09:19,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-01-06 19:09:19,775 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 116 [2021-01-06 19:09:19,775 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 19:09:20,333 INFO L225 Difference]: With dead ends: 204408 [2021-01-06 19:09:20,334 INFO L226 Difference]: Without dead ends: 204094 [2021-01-06 19:09:20,383 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 284 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=337, Invalid=923, Unknown=0, NotChecked=0, Total=1260 [2021-01-06 19:09:20,552 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 204094 states.