/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_spec3_product13.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-bitabs-dcfa08f [2020-12-23 08:54:38,678 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-23 08:54:38,684 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-23 08:54:38,751 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-23 08:54:38,751 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-23 08:54:38,756 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-23 08:54:38,761 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-23 08:54:38,766 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-23 08:54:38,770 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-23 08:54:38,778 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-23 08:54:38,783 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-23 08:54:38,784 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-23 08:54:38,785 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-23 08:54:38,788 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-23 08:54:38,790 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-23 08:54:38,792 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-23 08:54:38,793 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-23 08:54:38,797 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-23 08:54:38,804 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-23 08:54:38,813 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-23 08:54:38,815 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-23 08:54:38,817 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-23 08:54:38,819 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-23 08:54:38,831 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-23 08:54:38,840 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-23 08:54:38,841 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-23 08:54:38,841 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-23 08:54:38,844 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-23 08:54:38,844 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-23 08:54:38,845 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-23 08:54:38,846 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-23 08:54:38,847 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-23 08:54:38,849 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-23 08:54:38,850 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-23 08:54:38,851 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-23 08:54:38,851 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-23 08:54:38,852 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-23 08:54:38,859 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-23 08:54:38,859 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-23 08:54:38,860 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-23 08:54:38,861 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-23 08:54:38,862 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-12-23 08:54:38,909 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-23 08:54:38,910 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-23 08:54:38,914 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-23 08:54:38,914 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-23 08:54:38,914 INFO L138 SettingsManager]: * Use SBE=true [2020-12-23 08:54:38,914 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-23 08:54:38,915 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-23 08:54:38,915 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-23 08:54:38,915 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-23 08:54:38,915 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-23 08:54:38,916 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-23 08:54:38,917 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-23 08:54:38,917 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-23 08:54:38,917 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-23 08:54:38,917 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-23 08:54:38,917 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-23 08:54:38,918 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-23 08:54:38,918 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-23 08:54:38,918 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-23 08:54:38,918 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-23 08:54:38,918 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-23 08:54:38,919 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-23 08:54:38,919 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-23 08:54:38,919 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-23 08:54:38,919 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-23 08:54:38,919 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-23 08:54:39,346 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-23 08:54:39,376 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-23 08:54:39,380 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-23 08:54:39,381 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-23 08:54:39,382 INFO L275 PluginConnector]: CDTParser initialized [2020-12-23 08:54:39,383 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/email_spec3_product13.cil.c [2020-12-23 08:54:39,473 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/cb5808507/5a0ce6e8b5f54969b7f19ead8e9ba7fc/FLAG889e8ec45 [2020-12-23 08:54:40,230 INFO L306 CDTParser]: Found 1 translation units. [2020-12-23 08:54:40,232 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec3_product13.cil.c [2020-12-23 08:54:40,274 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/cb5808507/5a0ce6e8b5f54969b7f19ead8e9ba7fc/FLAG889e8ec45 [2020-12-23 08:54:40,455 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/cb5808507/5a0ce6e8b5f54969b7f19ead8e9ba7fc [2020-12-23 08:54:40,459 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-23 08:54:40,461 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-23 08:54:40,464 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-23 08:54:40,465 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-23 08:54:40,471 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-23 08:54:40,471 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.12 08:54:40" (1/1) ... [2020-12-23 08:54:40,474 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4314a05a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 08:54:40, skipping insertion in model container [2020-12-23 08:54:40,474 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.12 08:54:40" (1/1) ... [2020-12-23 08:54:40,483 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-23 08:54:40,579 INFO L178 MainTranslator]: Built tables and reachable declarations left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~sent_signed~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp2~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~0,] 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[~pubkey~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~0,] left hand side expression in assignment: lhs: VariableLHS[~op1~0,] left hand side expression in assignment: lhs: VariableLHS[~op2~0,] left hand side expression in assignment: lhs: VariableLHS[~op3~0,] left hand side expression in assignment: lhs: VariableLHS[~op4~0,] left hand side expression in assignment: lhs: VariableLHS[~op5~0,] left hand side expression in assignment: lhs: VariableLHS[~op6~0,] left hand side expression in assignment: lhs: VariableLHS[~op7~0,] left hand side expression in assignment: lhs: VariableLHS[~op8~0,] left hand side expression in assignment: lhs: VariableLHS[~op9~0,] left hand side expression in assignment: lhs: VariableLHS[~op10~0,] left hand side expression in assignment: lhs: VariableLHS[~op11~0,] left hand side expression in assignment: lhs: VariableLHS[~splverifierCounter~0,] left hand side expression in assignment: lhs: VariableLHS[~splverifierCounter~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___9~0,] left hand side expression in assignment: lhs: VariableLHS[~op1~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___8~0,] left hand side expression in assignment: lhs: VariableLHS[~op2~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___7~0,] left hand side expression in assignment: lhs: VariableLHS[~op3~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___6~0,] left hand side expression in assignment: lhs: VariableLHS[~op4~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___5~0,] left hand side expression in assignment: lhs: VariableLHS[~op5~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~0,] left hand side expression in assignment: lhs: VariableLHS[~op6~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~0,] left hand side expression in assignment: lhs: VariableLHS[~op7~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~1,] left hand side expression in assignment: lhs: VariableLHS[~op8~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~1,] left hand side expression in assignment: lhs: VariableLHS[~op9~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~1,] left hand side expression in assignment: lhs: VariableLHS[~op10~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~1,] left hand side expression in assignment: lhs: VariableLHS[~op11~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~2,] left hand side expression in assignment: lhs: VariableLHS[~bob~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp1~0,] left hand side expression in assignment: lhs: VariableLHS[~rjh~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp2~1,] left hand side expression in assignment: lhs: VariableLHS[~chuck~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~0,] 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[~__cil_tmp3~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~0,] left hand side expression in assignment: lhs: VariableLHS[~__ste_Email_counter~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~__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~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~__ste_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~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~__ste_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~7,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~2,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] 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~8,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~8,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~8,] 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~9,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~9,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~9,] left hand side expression in assignment: lhs: VariableLHS[~__ste_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~10,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~__ste_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~11,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] left hand side expression in assignment: lhs: VariableLHS[~__ste_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~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_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~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_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[~__utac__ad__arg1~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp~6,] left hand side expression in assignment: lhs: VariableLHS[~tmp~7,] left hand side expression in assignment: lhs: VariableLHS[~client~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~tmp~8,] 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~15,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~tmp~9,] left hand side expression in assignment: lhs: VariableLHS[~privkey~0,] left hand side expression in assignment: lhs: VariableLHS[~__utac__ad__arg1~1,] left hand side expression in assignment: lhs: VariableLHS[~__utac__ad__arg2~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~10,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~2,] left hand side expression in assignment: lhs: VariableLHS[~pubkey~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~11,] 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___1~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~12,] 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~13,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~19,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~msg~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~excep~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~14,] 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_tmp8~2,] 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_tmp5~1,] 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_tmp8~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~15,] 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_tmp5~2,] 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_tmp8~4,] 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~16,] 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~22,] 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~22,] left hand side expression in assignment: lhs: VariableLHS[~mem_24~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~3,] 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_tmp8~5,] 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~23,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~4,] 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_tmp8~6,] 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~24,] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_counter~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] 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~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~__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~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] 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~17,] left hand side expression in assignment: lhs: VariableLHS[~size~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~29,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~29,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~30,] 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~30,] 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~30,] 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~30,] 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~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[~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[~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[~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[~retValue_acc~31,] 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~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[~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[~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[~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[~retValue_acc~32,] 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~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[~retValue_acc~33,] 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~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] 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~35,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~35,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~35,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~35,] 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~18,] left hand side expression in assignment: lhs: VariableLHS[~size~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~6,] 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~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[~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[~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[~retValue_acc~37,] 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~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[~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[~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[~retValue_acc~38,] 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[~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[~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[~retValue_acc~39,] 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~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[~retValue_acc~40,] 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~41,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~41,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~41,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~41,] 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] [2020-12-23 08:54:41,273 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_spec3_product13.cil.c[61680,61693] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~42,] [2020-12-23 08:54:41,282 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-23 08:54:41,297 INFO L203 MainTranslator]: Completed pre-run left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~sent_signed~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp2~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~0,] 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[~pubkey~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~0,] left hand side expression in assignment: lhs: VariableLHS[~op1~0,] left hand side expression in assignment: lhs: VariableLHS[~op2~0,] left hand side expression in assignment: lhs: VariableLHS[~op3~0,] left hand side expression in assignment: lhs: VariableLHS[~op4~0,] left hand side expression in assignment: lhs: VariableLHS[~op5~0,] left hand side expression in assignment: lhs: VariableLHS[~op6~0,] left hand side expression in assignment: lhs: VariableLHS[~op7~0,] left hand side expression in assignment: lhs: VariableLHS[~op8~0,] left hand side expression in assignment: lhs: VariableLHS[~op9~0,] left hand side expression in assignment: lhs: VariableLHS[~op10~0,] left hand side expression in assignment: lhs: VariableLHS[~op11~0,] left hand side expression in assignment: lhs: VariableLHS[~splverifierCounter~0,] left hand side expression in assignment: lhs: VariableLHS[~splverifierCounter~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___9~0,] left hand side expression in assignment: lhs: VariableLHS[~op1~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___8~0,] left hand side expression in assignment: lhs: VariableLHS[~op2~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___7~0,] left hand side expression in assignment: lhs: VariableLHS[~op3~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___6~0,] left hand side expression in assignment: lhs: VariableLHS[~op4~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___5~0,] left hand side expression in assignment: lhs: VariableLHS[~op5~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~0,] left hand side expression in assignment: lhs: VariableLHS[~op6~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~0,] left hand side expression in assignment: lhs: VariableLHS[~op7~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~1,] left hand side expression in assignment: lhs: VariableLHS[~op8~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~1,] left hand side expression in assignment: lhs: VariableLHS[~op9~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~1,] left hand side expression in assignment: lhs: VariableLHS[~op10~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~1,] left hand side expression in assignment: lhs: VariableLHS[~op11~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~2,] left hand side expression in assignment: lhs: VariableLHS[~bob~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp1~0,] left hand side expression in assignment: lhs: VariableLHS[~rjh~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp2~1,] left hand side expression in assignment: lhs: VariableLHS[~chuck~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~0,] 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[~__cil_tmp3~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~0,] left hand side expression in assignment: lhs: VariableLHS[~__ste_Email_counter~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~__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~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~__ste_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~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~__ste_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~7,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~2,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] 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~8,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~8,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~8,] 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~9,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~9,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~9,] left hand side expression in assignment: lhs: VariableLHS[~__ste_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~10,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~__ste_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~11,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] left hand side expression in assignment: lhs: VariableLHS[~__ste_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~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_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~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_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[~__utac__ad__arg1~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp~6,] left hand side expression in assignment: lhs: VariableLHS[~tmp~7,] left hand side expression in assignment: lhs: VariableLHS[~client~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~tmp~8,] 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~15,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~tmp~9,] left hand side expression in assignment: lhs: VariableLHS[~privkey~0,] left hand side expression in assignment: lhs: VariableLHS[~__utac__ad__arg1~1,] left hand side expression in assignment: lhs: VariableLHS[~__utac__ad__arg2~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~10,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~2,] left hand side expression in assignment: lhs: VariableLHS[~pubkey~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~11,] 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___1~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~12,] 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~13,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~19,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~msg~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~excep~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~14,] 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_tmp8~2,] 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_tmp5~1,] 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_tmp8~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~15,] 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_tmp5~2,] 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_tmp8~4,] 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~16,] 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~22,] 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~22,] left hand side expression in assignment: lhs: VariableLHS[~mem_24~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~3,] 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_tmp8~5,] 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~23,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~4,] 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_tmp8~6,] 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~24,] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_counter~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] 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~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~__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~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] 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~17,] left hand side expression in assignment: lhs: VariableLHS[~size~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~29,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~29,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~30,] 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~30,] 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~30,] 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~30,] 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~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[~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[~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[~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[~retValue_acc~31,] 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~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[~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[~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[~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[~retValue_acc~32,] 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~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[~retValue_acc~33,] 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~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] 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~35,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~35,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~35,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~35,] 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~18,] left hand side expression in assignment: lhs: VariableLHS[~size~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~6,] 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~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[~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[~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[~retValue_acc~37,] 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~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[~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[~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[~retValue_acc~38,] 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[~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[~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[~retValue_acc~39,] 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~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[~retValue_acc~40,] 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~41,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~41,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~41,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~41,] 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] [2020-12-23 08:54:41,523 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_spec3_product13.cil.c[61680,61693] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~42,] [2020-12-23 08:54:41,525 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-23 08:54:41,750 INFO L208 MainTranslator]: Completed translation [2020-12-23 08:54:41,751 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 08:54:41 WrapperNode [2020-12-23 08:54:41,751 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-23 08:54:41,754 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-23 08:54:41,754 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-23 08:54:41,754 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-23 08:54:41,763 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 08:54:41" (1/1) ... [2020-12-23 08:54:41,833 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 08:54:41" (1/1) ... [2020-12-23 08:54:41,912 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-23 08:54:41,913 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-23 08:54:41,913 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-23 08:54:41,913 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-23 08:54:41,924 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 08:54:41" (1/1) ... [2020-12-23 08:54:41,924 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 08:54:41" (1/1) ... [2020-12-23 08:54:41,931 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 08:54:41" (1/1) ... [2020-12-23 08:54:41,932 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 08:54:41" (1/1) ... [2020-12-23 08:54:41,964 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 08:54:41" (1/1) ... [2020-12-23 08:54:41,995 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 08:54:41" (1/1) ... [2020-12-23 08:54:42,010 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 08:54:41" (1/1) ... [2020-12-23 08:54:42,031 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-23 08:54:42,032 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-23 08:54:42,033 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-23 08:54:42,033 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-23 08:54:42,034 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 08:54:41" (1/1) ... No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-23 08:54:42,148 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-12-23 08:54:42,148 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-23 08:54:42,149 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-23 08:54:42,149 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-23 08:54:42,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-23 08:54:44,589 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-23 08:54:44,589 INFO L299 CfgBuilder]: Removed 255 assume(true) statements. [2020-12-23 08:54:44,592 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 08:54:44 BoogieIcfgContainer [2020-12-23 08:54:44,592 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-23 08:54:44,594 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-23 08:54:44,594 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-23 08:54:44,598 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-23 08:54:44,598 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.12 08:54:40" (1/3) ... [2020-12-23 08:54:44,599 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@dc24fcf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.12 08:54:44, skipping insertion in model container [2020-12-23 08:54:44,599 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 08:54:41" (2/3) ... [2020-12-23 08:54:44,600 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@dc24fcf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.12 08:54:44, skipping insertion in model container [2020-12-23 08:54:44,600 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 08:54:44" (3/3) ... [2020-12-23 08:54:44,601 INFO L111 eAbstractionObserver]: Analyzing ICFG email_spec3_product13.cil.c [2020-12-23 08:54:44,608 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-23 08:54:44,614 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 4 error locations. [2020-12-23 08:54:44,634 INFO L253 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2020-12-23 08:54:44,665 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-23 08:54:44,666 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-23 08:54:44,666 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-23 08:54:44,666 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-23 08:54:44,666 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-23 08:54:44,666 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-23 08:54:44,667 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-23 08:54:44,667 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-23 08:54:44,691 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states. [2020-12-23 08:54:44,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-12-23 08:54:44,706 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:54:44,707 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] [2020-12-23 08:54:44,708 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:54:44,715 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:54:44,715 INFO L82 PathProgramCache]: Analyzing trace with hash 510644634, now seen corresponding path program 1 times [2020-12-23 08:54:44,723 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:54:44,724 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [448518841] [2020-12-23 08:54:44,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:54:44,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:54:45,124 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:54:45,125 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [448518841] [2020-12-23 08:54:45,126 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:54:45,126 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 08:54:45,127 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1657039960] [2020-12-23 08:54:45,134 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 08:54:45,134 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:54:45,154 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 08:54:45,157 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:54:45,160 INFO L87 Difference]: Start difference. First operand 421 states. Second operand 3 states. [2020-12-23 08:54:45,362 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:54:45,363 INFO L93 Difference]: Finished difference Result 1228 states and 2153 transitions. [2020-12-23 08:54:45,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 08:54:45,365 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2020-12-23 08:54:45,365 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:54:45,390 INFO L225 Difference]: With dead ends: 1228 [2020-12-23 08:54:45,391 INFO L226 Difference]: Without dead ends: 750 [2020-12-23 08:54:45,397 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:54:45,422 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 750 states. [2020-12-23 08:54:45,503 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 750 to 384. [2020-12-23 08:54:45,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 384 states. [2020-12-23 08:54:45,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 384 states and 665 transitions. [2020-12-23 08:54:45,508 INFO L78 Accepts]: Start accepts. Automaton has 384 states and 665 transitions. Word has length 46 [2020-12-23 08:54:45,509 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:54:45,509 INFO L481 AbstractCegarLoop]: Abstraction has 384 states and 665 transitions. [2020-12-23 08:54:45,509 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 08:54:45,509 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 665 transitions. [2020-12-23 08:54:45,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-12-23 08:54:45,521 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:54:45,522 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] [2020-12-23 08:54:45,522 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-23 08:54:45,522 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:54:45,523 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:54:45,523 INFO L82 PathProgramCache]: Analyzing trace with hash -1971368564, now seen corresponding path program 1 times [2020-12-23 08:54:45,524 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:54:45,526 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1959339363] [2020-12-23 08:54:45,526 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:54:45,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:54:45,759 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:54:45,760 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1959339363] [2020-12-23 08:54:45,760 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:54:45,760 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 08:54:45,762 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1484521287] [2020-12-23 08:54:45,764 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 08:54:45,764 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:54:45,765 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 08:54:45,765 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 08:54:45,766 INFO L87 Difference]: Start difference. First operand 384 states and 665 transitions. Second operand 5 states. [2020-12-23 08:54:46,000 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:54:46,000 INFO L93 Difference]: Finished difference Result 1101 states and 1911 transitions. [2020-12-23 08:54:46,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-23 08:54:46,001 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 48 [2020-12-23 08:54:46,001 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:54:46,009 INFO L225 Difference]: With dead ends: 1101 [2020-12-23 08:54:46,009 INFO L226 Difference]: Without dead ends: 736 [2020-12-23 08:54:46,012 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-12-23 08:54:46,014 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 736 states. [2020-12-23 08:54:46,051 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 736 to 384. [2020-12-23 08:54:46,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 384 states. [2020-12-23 08:54:46,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 384 states and 664 transitions. [2020-12-23 08:54:46,056 INFO L78 Accepts]: Start accepts. Automaton has 384 states and 664 transitions. Word has length 48 [2020-12-23 08:54:46,056 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:54:46,056 INFO L481 AbstractCegarLoop]: Abstraction has 384 states and 664 transitions. [2020-12-23 08:54:46,056 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 08:54:46,056 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 664 transitions. [2020-12-23 08:54:46,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2020-12-23 08:54:46,060 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:54:46,060 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 08:54:46,061 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-23 08:54:46,062 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:54:46,064 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:54:46,065 INFO L82 PathProgramCache]: Analyzing trace with hash -181699879, now seen corresponding path program 1 times [2020-12-23 08:54:46,065 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:54:46,065 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2094316951] [2020-12-23 08:54:46,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:54:46,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:54:46,234 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:54:46,234 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2094316951] [2020-12-23 08:54:46,235 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:54:46,235 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 08:54:46,235 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [425906287] [2020-12-23 08:54:46,236 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 08:54:46,236 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:54:46,236 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 08:54:46,237 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:54:46,237 INFO L87 Difference]: Start difference. First operand 384 states and 664 transitions. Second operand 3 states. [2020-12-23 08:54:46,281 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:54:46,281 INFO L93 Difference]: Finished difference Result 750 states and 1302 transitions. [2020-12-23 08:54:46,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 08:54:46,282 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 49 [2020-12-23 08:54:46,283 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:54:46,285 INFO L225 Difference]: With dead ends: 750 [2020-12-23 08:54:46,285 INFO L226 Difference]: Without dead ends: 389 [2020-12-23 08:54:46,286 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:54:46,290 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 389 states. [2020-12-23 08:54:46,306 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 389 to 384. [2020-12-23 08:54:46,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 384 states. [2020-12-23 08:54:46,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 384 states and 663 transitions. [2020-12-23 08:54:46,310 INFO L78 Accepts]: Start accepts. Automaton has 384 states and 663 transitions. Word has length 49 [2020-12-23 08:54:46,317 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:54:46,317 INFO L481 AbstractCegarLoop]: Abstraction has 384 states and 663 transitions. [2020-12-23 08:54:46,317 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 08:54:46,317 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 663 transitions. [2020-12-23 08:54:46,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2020-12-23 08:54:46,322 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:54:46,322 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 08:54:46,322 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-12-23 08:54:46,322 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:54:46,323 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:54:46,323 INFO L82 PathProgramCache]: Analyzing trace with hash -347648097, now seen corresponding path program 1 times [2020-12-23 08:54:46,325 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:54:46,325 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [547731474] [2020-12-23 08:54:46,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:54:46,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:54:46,453 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:54:46,453 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [547731474] [2020-12-23 08:54:46,454 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:54:46,454 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 08:54:46,454 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1565165668] [2020-12-23 08:54:46,455 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 08:54:46,455 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:54:46,456 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 08:54:46,456 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:54:46,456 INFO L87 Difference]: Start difference. First operand 384 states and 663 transitions. Second operand 3 states. [2020-12-23 08:54:46,501 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:54:46,501 INFO L93 Difference]: Finished difference Result 760 states and 1315 transitions. [2020-12-23 08:54:46,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 08:54:46,502 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 50 [2020-12-23 08:54:46,502 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:54:46,507 INFO L225 Difference]: With dead ends: 760 [2020-12-23 08:54:46,507 INFO L226 Difference]: Without dead ends: 384 [2020-12-23 08:54:46,508 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:54:46,511 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 384 states. [2020-12-23 08:54:46,525 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 384 to 384. [2020-12-23 08:54:46,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 384 states. [2020-12-23 08:54:46,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 384 states and 661 transitions. [2020-12-23 08:54:46,527 INFO L78 Accepts]: Start accepts. Automaton has 384 states and 661 transitions. Word has length 50 [2020-12-23 08:54:46,528 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:54:46,528 INFO L481 AbstractCegarLoop]: Abstraction has 384 states and 661 transitions. [2020-12-23 08:54:46,528 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 08:54:46,528 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 661 transitions. [2020-12-23 08:54:46,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-12-23 08:54:46,529 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:54:46,529 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 08:54:46,530 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-12-23 08:54:46,530 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:54:46,530 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:54:46,530 INFO L82 PathProgramCache]: Analyzing trace with hash -364582860, now seen corresponding path program 1 times [2020-12-23 08:54:46,531 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:54:46,531 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1085335196] [2020-12-23 08:54:46,531 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:54:46,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:54:46,668 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:54:46,669 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1085335196] [2020-12-23 08:54:46,669 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:54:46,669 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 08:54:46,669 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1607288452] [2020-12-23 08:54:46,670 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 08:54:46,670 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:54:46,670 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 08:54:46,672 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 08:54:46,672 INFO L87 Difference]: Start difference. First operand 384 states and 661 transitions. Second operand 5 states. [2020-12-23 08:54:46,857 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:54:46,858 INFO L93 Difference]: Finished difference Result 1091 states and 1891 transitions. [2020-12-23 08:54:46,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-23 08:54:46,861 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 51 [2020-12-23 08:54:46,863 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:54:46,868 INFO L225 Difference]: With dead ends: 1091 [2020-12-23 08:54:46,868 INFO L226 Difference]: Without dead ends: 734 [2020-12-23 08:54:46,869 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 [2020-12-23 08:54:46,874 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 734 states. [2020-12-23 08:54:46,893 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 734 to 384. [2020-12-23 08:54:46,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 384 states. [2020-12-23 08:54:46,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 384 states and 660 transitions. [2020-12-23 08:54:46,895 INFO L78 Accepts]: Start accepts. Automaton has 384 states and 660 transitions. Word has length 51 [2020-12-23 08:54:46,895 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:54:46,895 INFO L481 AbstractCegarLoop]: Abstraction has 384 states and 660 transitions. [2020-12-23 08:54:46,896 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 08:54:46,896 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 660 transitions. [2020-12-23 08:54:46,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-12-23 08:54:46,898 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:54:46,899 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 08:54:46,899 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-12-23 08:54:46,899 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:54:46,900 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:54:46,900 INFO L82 PathProgramCache]: Analyzing trace with hash -1976604969, now seen corresponding path program 1 times [2020-12-23 08:54:46,900 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:54:46,900 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [53817694] [2020-12-23 08:54:46,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:54:46,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:54:47,034 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:54:47,035 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [53817694] [2020-12-23 08:54:47,035 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:54:47,035 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 08:54:47,035 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1341882470] [2020-12-23 08:54:47,037 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 08:54:47,037 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:54:47,038 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 08:54:47,038 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 08:54:47,038 INFO L87 Difference]: Start difference. First operand 384 states and 660 transitions. Second operand 5 states. [2020-12-23 08:54:47,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:54:47,223 INFO L93 Difference]: Finished difference Result 1096 states and 1896 transitions. [2020-12-23 08:54:47,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-23 08:54:47,224 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 52 [2020-12-23 08:54:47,224 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:54:47,228 INFO L225 Difference]: With dead ends: 1096 [2020-12-23 08:54:47,228 INFO L226 Difference]: Without dead ends: 739 [2020-12-23 08:54:47,230 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 [2020-12-23 08:54:47,232 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 739 states. [2020-12-23 08:54:47,255 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 739 to 384. [2020-12-23 08:54:47,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 384 states. [2020-12-23 08:54:47,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 384 states and 659 transitions. [2020-12-23 08:54:47,257 INFO L78 Accepts]: Start accepts. Automaton has 384 states and 659 transitions. Word has length 52 [2020-12-23 08:54:47,257 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:54:47,257 INFO L481 AbstractCegarLoop]: Abstraction has 384 states and 659 transitions. [2020-12-23 08:54:47,257 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 08:54:47,257 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 659 transitions. [2020-12-23 08:54:47,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-12-23 08:54:47,259 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:54:47,259 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] [2020-12-23 08:54:47,259 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-12-23 08:54:47,260 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:54:47,264 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:54:47,264 INFO L82 PathProgramCache]: Analyzing trace with hash -1870267409, now seen corresponding path program 1 times [2020-12-23 08:54:47,264 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:54:47,265 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1928037204] [2020-12-23 08:54:47,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:54:47,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:54:47,365 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:54:47,366 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1928037204] [2020-12-23 08:54:47,366 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:54:47,366 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 08:54:47,366 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [610769734] [2020-12-23 08:54:47,367 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 08:54:47,367 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:54:47,367 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 08:54:47,368 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:54:47,369 INFO L87 Difference]: Start difference. First operand 384 states and 659 transitions. Second operand 3 states. [2020-12-23 08:54:47,424 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:54:47,425 INFO L93 Difference]: Finished difference Result 534 states and 901 transitions. [2020-12-23 08:54:47,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 08:54:47,425 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 53 [2020-12-23 08:54:47,426 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:54:47,428 INFO L225 Difference]: With dead ends: 534 [2020-12-23 08:54:47,428 INFO L226 Difference]: Without dead ends: 387 [2020-12-23 08:54:47,430 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:54:47,432 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 387 states. [2020-12-23 08:54:47,462 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 387 to 386. [2020-12-23 08:54:47,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 386 states. [2020-12-23 08:54:47,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 386 states and 661 transitions. [2020-12-23 08:54:47,465 INFO L78 Accepts]: Start accepts. Automaton has 386 states and 661 transitions. Word has length 53 [2020-12-23 08:54:47,466 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:54:47,467 INFO L481 AbstractCegarLoop]: Abstraction has 386 states and 661 transitions. [2020-12-23 08:54:47,467 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 08:54:47,467 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 661 transitions. [2020-12-23 08:54:47,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-12-23 08:54:47,468 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:54:47,468 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] [2020-12-23 08:54:47,469 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-12-23 08:54:47,469 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:54:47,469 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:54:47,469 INFO L82 PathProgramCache]: Analyzing trace with hash 922162797, now seen corresponding path program 1 times [2020-12-23 08:54:47,470 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:54:47,470 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1063135816] [2020-12-23 08:54:47,470 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:54:47,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:54:47,571 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:54:47,572 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1063135816] [2020-12-23 08:54:47,572 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:54:47,572 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 08:54:47,573 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [338674522] [2020-12-23 08:54:47,574 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 08:54:47,574 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:54:47,575 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 08:54:47,575 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:54:47,575 INFO L87 Difference]: Start difference. First operand 386 states and 661 transitions. Second operand 3 states. [2020-12-23 08:54:47,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:54:47,641 INFO L93 Difference]: Finished difference Result 1044 states and 1807 transitions. [2020-12-23 08:54:47,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 08:54:47,642 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 59 [2020-12-23 08:54:47,642 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:54:47,647 INFO L225 Difference]: With dead ends: 1044 [2020-12-23 08:54:47,647 INFO L226 Difference]: Without dead ends: 689 [2020-12-23 08:54:47,649 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:54:47,650 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 689 states. [2020-12-23 08:54:47,689 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 689 to 542. [2020-12-23 08:54:47,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 542 states. [2020-12-23 08:54:47,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 542 states and 947 transitions. [2020-12-23 08:54:47,693 INFO L78 Accepts]: Start accepts. Automaton has 542 states and 947 transitions. Word has length 59 [2020-12-23 08:54:47,693 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:54:47,693 INFO L481 AbstractCegarLoop]: Abstraction has 542 states and 947 transitions. [2020-12-23 08:54:47,693 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 08:54:47,693 INFO L276 IsEmpty]: Start isEmpty. Operand 542 states and 947 transitions. [2020-12-23 08:54:47,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-12-23 08:54:47,695 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:54:47,695 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] [2020-12-23 08:54:47,695 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-12-23 08:54:47,695 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:54:47,696 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:54:47,697 INFO L82 PathProgramCache]: Analyzing trace with hash -1268123188, now seen corresponding path program 1 times [2020-12-23 08:54:47,697 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:54:47,697 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1879130389] [2020-12-23 08:54:47,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:54:47,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:54:47,819 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:54:47,820 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1879130389] [2020-12-23 08:54:47,820 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1556452100] [2020-12-23 08:54:47,820 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 [2020-12-23 08:54:48,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:54:48,187 INFO L263 TraceCheckSpWp]: Trace formula consists of 911 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-23 08:54:48,197 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 08:54:48,371 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:54:48,375 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-23 08:54:48,375 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2020-12-23 08:54:48,375 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [824243668] [2020-12-23 08:54:48,376 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 08:54:48,376 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:54:48,376 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 08:54:48,377 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2020-12-23 08:54:48,377 INFO L87 Difference]: Start difference. First operand 542 states and 947 transitions. Second operand 5 states. [2020-12-23 08:54:48,485 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:54:48,485 INFO L93 Difference]: Finished difference Result 1048 states and 1810 transitions. [2020-12-23 08:54:48,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-23 08:54:48,486 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 60 [2020-12-23 08:54:48,486 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:54:48,491 INFO L225 Difference]: With dead ends: 1048 [2020-12-23 08:54:48,492 INFO L226 Difference]: Without dead ends: 901 [2020-12-23 08:54:48,492 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2020-12-23 08:54:48,494 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 901 states. [2020-12-23 08:54:48,567 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 901 to 752. [2020-12-23 08:54:48,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 752 states. [2020-12-23 08:54:48,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 752 states to 752 states and 1330 transitions. [2020-12-23 08:54:48,571 INFO L78 Accepts]: Start accepts. Automaton has 752 states and 1330 transitions. Word has length 60 [2020-12-23 08:54:48,571 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:54:48,571 INFO L481 AbstractCegarLoop]: Abstraction has 752 states and 1330 transitions. [2020-12-23 08:54:48,571 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 08:54:48,572 INFO L276 IsEmpty]: Start isEmpty. Operand 752 states and 1330 transitions. [2020-12-23 08:54:48,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2020-12-23 08:54:48,573 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:54:48,573 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] [2020-12-23 08:54:48,786 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2020-12-23 08:54:48,787 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:54:48,788 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:54:48,788 INFO L82 PathProgramCache]: Analyzing trace with hash 1045894079, now seen corresponding path program 1 times [2020-12-23 08:54:48,788 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:54:48,789 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2042430630] [2020-12-23 08:54:48,789 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:54:48,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:54:48,861 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:54:48,862 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2042430630] [2020-12-23 08:54:48,862 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:54:48,862 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 08:54:48,862 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [542956255] [2020-12-23 08:54:48,863 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 08:54:48,863 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:54:48,863 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 08:54:48,864 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:54:48,864 INFO L87 Difference]: Start difference. First operand 752 states and 1330 transitions. Second operand 3 states. [2020-12-23 08:54:48,973 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:54:48,973 INFO L93 Difference]: Finished difference Result 1926 states and 3421 transitions. [2020-12-23 08:54:48,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 08:54:48,974 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 66 [2020-12-23 08:54:48,974 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:54:48,982 INFO L225 Difference]: With dead ends: 1926 [2020-12-23 08:54:48,982 INFO L226 Difference]: Without dead ends: 1263 [2020-12-23 08:54:48,985 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:54:48,987 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1263 states. [2020-12-23 08:54:49,053 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1263 to 1116. [2020-12-23 08:54:49,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1116 states. [2020-12-23 08:54:49,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1116 states to 1116 states and 1994 transitions. [2020-12-23 08:54:49,059 INFO L78 Accepts]: Start accepts. Automaton has 1116 states and 1994 transitions. Word has length 66 [2020-12-23 08:54:49,059 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:54:49,059 INFO L481 AbstractCegarLoop]: Abstraction has 1116 states and 1994 transitions. [2020-12-23 08:54:49,059 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 08:54:49,059 INFO L276 IsEmpty]: Start isEmpty. Operand 1116 states and 1994 transitions. [2020-12-23 08:54:49,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-12-23 08:54:49,062 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:54:49,062 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 08:54:49,062 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-12-23 08:54:49,062 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:54:49,062 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:54:49,063 INFO L82 PathProgramCache]: Analyzing trace with hash 836966735, now seen corresponding path program 2 times [2020-12-23 08:54:49,063 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:54:49,063 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [792740057] [2020-12-23 08:54:49,063 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:54:49,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:54:49,142 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:54:49,143 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [792740057] [2020-12-23 08:54:49,143 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:54:49,143 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 08:54:49,144 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [66245159] [2020-12-23 08:54:49,144 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 08:54:49,144 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:54:49,145 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 08:54:49,145 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:54:49,145 INFO L87 Difference]: Start difference. First operand 1116 states and 1994 transitions. Second operand 3 states. [2020-12-23 08:54:49,232 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:54:49,233 INFO L93 Difference]: Finished difference Result 2136 states and 3802 transitions. [2020-12-23 08:54:49,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 08:54:49,233 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 67 [2020-12-23 08:54:49,235 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:54:49,242 INFO L225 Difference]: With dead ends: 2136 [2020-12-23 08:54:49,243 INFO L226 Difference]: Without dead ends: 1263 [2020-12-23 08:54:49,247 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:54:49,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1263 states. [2020-12-23 08:54:49,323 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1263 to 1116. [2020-12-23 08:54:49,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1116 states. [2020-12-23 08:54:49,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1116 states to 1116 states and 1992 transitions. [2020-12-23 08:54:49,328 INFO L78 Accepts]: Start accepts. Automaton has 1116 states and 1992 transitions. Word has length 67 [2020-12-23 08:54:49,328 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:54:49,328 INFO L481 AbstractCegarLoop]: Abstraction has 1116 states and 1992 transitions. [2020-12-23 08:54:49,328 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 08:54:49,328 INFO L276 IsEmpty]: Start isEmpty. Operand 1116 states and 1992 transitions. [2020-12-23 08:54:49,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-12-23 08:54:49,337 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:54:49,337 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] [2020-12-23 08:54:49,337 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-12-23 08:54:49,337 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:54:49,338 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:54:49,338 INFO L82 PathProgramCache]: Analyzing trace with hash 2067319886, now seen corresponding path program 1 times [2020-12-23 08:54:49,338 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:54:49,339 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [548653074] [2020-12-23 08:54:49,339 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:54:49,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:54:49,406 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:54:49,407 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [548653074] [2020-12-23 08:54:49,407 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:54:49,407 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 08:54:49,407 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2116126732] [2020-12-23 08:54:49,408 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 08:54:49,408 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:54:49,408 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 08:54:49,408 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:54:49,409 INFO L87 Difference]: Start difference. First operand 1116 states and 1992 transitions. Second operand 3 states. [2020-12-23 08:54:49,549 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:54:49,549 INFO L93 Difference]: Finished difference Result 2990 states and 5362 transitions. [2020-12-23 08:54:49,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 08:54:49,550 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 67 [2020-12-23 08:54:49,550 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:54:49,561 INFO L225 Difference]: With dead ends: 2990 [2020-12-23 08:54:49,562 INFO L226 Difference]: Without dead ends: 1971 [2020-12-23 08:54:49,564 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:54:49,567 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1971 states. [2020-12-23 08:54:49,664 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1971 to 1824. [2020-12-23 08:54:49,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1824 states. [2020-12-23 08:54:49,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1824 states to 1824 states and 3283 transitions. [2020-12-23 08:54:49,672 INFO L78 Accepts]: Start accepts. Automaton has 1824 states and 3283 transitions. Word has length 67 [2020-12-23 08:54:49,673 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:54:49,674 INFO L481 AbstractCegarLoop]: Abstraction has 1824 states and 3283 transitions. [2020-12-23 08:54:49,674 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 08:54:49,674 INFO L276 IsEmpty]: Start isEmpty. Operand 1824 states and 3283 transitions. [2020-12-23 08:54:49,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2020-12-23 08:54:49,677 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:54:49,677 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] [2020-12-23 08:54:49,678 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-12-23 08:54:49,678 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:54:49,678 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:54:49,678 INFO L82 PathProgramCache]: Analyzing trace with hash 301738497, now seen corresponding path program 1 times [2020-12-23 08:54:49,678 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:54:49,679 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [470849809] [2020-12-23 08:54:49,679 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:54:49,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:54:49,765 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:54:49,765 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [470849809] [2020-12-23 08:54:49,765 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:54:49,766 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 08:54:49,766 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1173070344] [2020-12-23 08:54:49,767 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 08:54:49,769 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:54:49,770 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 08:54:49,773 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:54:49,773 INFO L87 Difference]: Start difference. First operand 1824 states and 3283 transitions. Second operand 3 states. [2020-12-23 08:54:49,952 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:54:49,953 INFO L93 Difference]: Finished difference Result 4850 states and 8754 transitions. [2020-12-23 08:54:49,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 08:54:49,954 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 68 [2020-12-23 08:54:49,955 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:54:49,973 INFO L225 Difference]: With dead ends: 4850 [2020-12-23 08:54:49,973 INFO L226 Difference]: Without dead ends: 3157 [2020-12-23 08:54:49,978 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:54:49,982 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3157 states. [2020-12-23 08:54:50,187 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3157 to 3010. [2020-12-23 08:54:50,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3010 states. [2020-12-23 08:54:50,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3010 states to 3010 states and 5440 transitions. [2020-12-23 08:54:50,199 INFO L78 Accepts]: Start accepts. Automaton has 3010 states and 5440 transitions. Word has length 68 [2020-12-23 08:54:50,199 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:54:50,200 INFO L481 AbstractCegarLoop]: Abstraction has 3010 states and 5440 transitions. [2020-12-23 08:54:50,200 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 08:54:50,200 INFO L276 IsEmpty]: Start isEmpty. Operand 3010 states and 5440 transitions. [2020-12-23 08:54:50,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2020-12-23 08:54:50,204 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:54:50,204 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] [2020-12-23 08:54:50,204 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-12-23 08:54:50,205 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:54:50,205 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:54:50,205 INFO L82 PathProgramCache]: Analyzing trace with hash 1602755743, now seen corresponding path program 1 times [2020-12-23 08:54:50,205 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:54:50,205 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [142761636] [2020-12-23 08:54:50,206 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:54:50,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:54:50,272 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:54:50,272 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [142761636] [2020-12-23 08:54:50,273 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:54:50,273 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 08:54:50,273 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [634798869] [2020-12-23 08:54:50,274 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 08:54:50,274 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:54:50,275 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 08:54:50,275 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:54:50,275 INFO L87 Difference]: Start difference. First operand 3010 states and 5440 transitions. Second operand 3 states. [2020-12-23 08:54:50,544 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:54:50,544 INFO L93 Difference]: Finished difference Result 8124 states and 14708 transitions. [2020-12-23 08:54:50,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 08:54:50,545 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 69 [2020-12-23 08:54:50,545 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:54:50,574 INFO L225 Difference]: With dead ends: 8124 [2020-12-23 08:54:50,574 INFO L226 Difference]: Without dead ends: 5279 [2020-12-23 08:54:50,581 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:54:50,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5279 states. [2020-12-23 08:54:50,943 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5279 to 5132. [2020-12-23 08:54:50,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5132 states. [2020-12-23 08:54:50,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5132 states to 5132 states and 9289 transitions. [2020-12-23 08:54:50,977 INFO L78 Accepts]: Start accepts. Automaton has 5132 states and 9289 transitions. Word has length 69 [2020-12-23 08:54:50,977 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:54:50,977 INFO L481 AbstractCegarLoop]: Abstraction has 5132 states and 9289 transitions. [2020-12-23 08:54:50,977 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 08:54:50,977 INFO L276 IsEmpty]: Start isEmpty. Operand 5132 states and 9289 transitions. [2020-12-23 08:54:50,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-12-23 08:54:50,985 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:54:50,986 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] [2020-12-23 08:54:50,986 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-12-23 08:54:50,986 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:54:50,987 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:54:50,987 INFO L82 PathProgramCache]: Analyzing trace with hash -813157981, now seen corresponding path program 1 times [2020-12-23 08:54:50,988 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:54:50,988 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [978577807] [2020-12-23 08:54:50,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:54:51,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:54:51,081 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-12-23 08:54:51,082 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [978577807] [2020-12-23 08:54:51,082 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:54:51,082 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 08:54:51,085 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [231441311] [2020-12-23 08:54:51,085 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 08:54:51,085 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:54:51,086 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 08:54:51,086 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 08:54:51,086 INFO L87 Difference]: Start difference. First operand 5132 states and 9289 transitions. Second operand 5 states. [2020-12-23 08:54:52,043 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:54:52,043 INFO L93 Difference]: Finished difference Result 14623 states and 26498 transitions. [2020-12-23 08:54:52,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-12-23 08:54:52,044 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 70 [2020-12-23 08:54:52,044 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:54:52,089 INFO L225 Difference]: With dead ends: 14623 [2020-12-23 08:54:52,090 INFO L226 Difference]: Without dead ends: 9734 [2020-12-23 08:54:52,100 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 [2020-12-23 08:54:52,113 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9734 states. [2020-12-23 08:54:52,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9734 to 5132. [2020-12-23 08:54:52,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5132 states. [2020-12-23 08:54:52,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5132 states to 5132 states and 9239 transitions. [2020-12-23 08:54:52,533 INFO L78 Accepts]: Start accepts. Automaton has 5132 states and 9239 transitions. Word has length 70 [2020-12-23 08:54:52,533 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:54:52,533 INFO L481 AbstractCegarLoop]: Abstraction has 5132 states and 9239 transitions. [2020-12-23 08:54:52,533 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 08:54:52,533 INFO L276 IsEmpty]: Start isEmpty. Operand 5132 states and 9239 transitions. [2020-12-23 08:54:52,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-12-23 08:54:52,539 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:54:52,539 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] [2020-12-23 08:54:52,539 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-12-23 08:54:52,539 INFO L429 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:54:52,540 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:54:52,540 INFO L82 PathProgramCache]: Analyzing trace with hash 1439768690, now seen corresponding path program 1 times [2020-12-23 08:54:52,540 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:54:52,540 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2029746882] [2020-12-23 08:54:52,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:54:52,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:54:52,607 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:54:52,607 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2029746882] [2020-12-23 08:54:52,608 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:54:52,608 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 08:54:52,608 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1000758489] [2020-12-23 08:54:52,608 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 08:54:52,608 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:54:52,609 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 08:54:52,609 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:54:52,609 INFO L87 Difference]: Start difference. First operand 5132 states and 9239 transitions. Second operand 3 states. [2020-12-23 08:54:53,060 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:54:53,060 INFO L93 Difference]: Finished difference Result 14948 states and 26950 transitions. [2020-12-23 08:54:53,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 08:54:53,061 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 70 [2020-12-23 08:54:53,061 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:54:53,104 INFO L225 Difference]: With dead ends: 14948 [2020-12-23 08:54:53,104 INFO L226 Difference]: Without dead ends: 9985 [2020-12-23 08:54:53,116 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:54:53,129 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9985 states. [2020-12-23 08:54:53,727 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9985 to 9838. [2020-12-23 08:54:53,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9838 states. [2020-12-23 08:54:53,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9838 states to 9838 states and 17720 transitions. [2020-12-23 08:54:53,762 INFO L78 Accepts]: Start accepts. Automaton has 9838 states and 17720 transitions. Word has length 70 [2020-12-23 08:54:53,763 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:54:53,763 INFO L481 AbstractCegarLoop]: Abstraction has 9838 states and 17720 transitions. [2020-12-23 08:54:53,763 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 08:54:53,763 INFO L276 IsEmpty]: Start isEmpty. Operand 9838 states and 17720 transitions. [2020-12-23 08:54:53,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2020-12-23 08:54:53,772 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:54:53,773 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] [2020-12-23 08:54:53,773 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-12-23 08:54:53,773 INFO L429 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:54:53,774 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:54:53,774 INFO L82 PathProgramCache]: Analyzing trace with hash 1313811294, now seen corresponding path program 1 times [2020-12-23 08:54:53,774 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:54:53,774 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1952248332] [2020-12-23 08:54:53,774 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:54:53,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:54:53,903 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:54:53,903 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1952248332] [2020-12-23 08:54:53,903 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1373164126] [2020-12-23 08:54:53,904 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 [2020-12-23 08:54:54,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:54:54,357 INFO L263 TraceCheckSpWp]: Trace formula consists of 946 conjuncts, 4 conjunts are in the unsatisfiable core [2020-12-23 08:54:54,363 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 08:54:54,511 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:54:54,511 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-23 08:54:54,512 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 10 [2020-12-23 08:54:54,512 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1240298938] [2020-12-23 08:54:54,513 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-12-23 08:54:54,513 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:54:54,513 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-12-23 08:54:54,514 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2020-12-23 08:54:54,514 INFO L87 Difference]: Start difference. First operand 9838 states and 17720 transitions. Second operand 10 states. [2020-12-23 08:54:56,493 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:54:56,494 INFO L93 Difference]: Finished difference Result 13748 states and 24296 transitions. [2020-12-23 08:54:56,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2020-12-23 08:54:56,494 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 71 [2020-12-23 08:54:56,494 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:54:56,540 INFO L225 Difference]: With dead ends: 13748 [2020-12-23 08:54:56,541 INFO L226 Difference]: Without dead ends: 13545 [2020-12-23 08:54:56,547 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 69 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 359 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=302, Invalid=1030, Unknown=0, NotChecked=0, Total=1332 [2020-12-23 08:54:56,563 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13545 states. [2020-12-23 08:54:57,093 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13545 to 11311. [2020-12-23 08:54:57,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11311 states. [2020-12-23 08:54:57,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11311 states to 11311 states and 20327 transitions. [2020-12-23 08:54:57,127 INFO L78 Accepts]: Start accepts. Automaton has 11311 states and 20327 transitions. Word has length 71 [2020-12-23 08:54:57,127 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:54:57,127 INFO L481 AbstractCegarLoop]: Abstraction has 11311 states and 20327 transitions. [2020-12-23 08:54:57,127 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-12-23 08:54:57,127 INFO L276 IsEmpty]: Start isEmpty. Operand 11311 states and 20327 transitions. [2020-12-23 08:54:57,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2020-12-23 08:54:57,137 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:54:57,138 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] [2020-12-23 08:54:57,351 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2020-12-23 08:54:57,352 INFO L429 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:54:57,352 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:54:57,353 INFO L82 PathProgramCache]: Analyzing trace with hash 1306895617, now seen corresponding path program 1 times [2020-12-23 08:54:57,353 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:54:57,353 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [275298227] [2020-12-23 08:54:57,354 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:54:57,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:54:57,438 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:54:57,440 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [275298227] [2020-12-23 08:54:57,441 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:54:57,441 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 08:54:57,442 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [485445434] [2020-12-23 08:54:57,443 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 08:54:57,443 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:54:57,444 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 08:54:57,444 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:54:57,444 INFO L87 Difference]: Start difference. First operand 11311 states and 20327 transitions. Second operand 3 states. [2020-12-23 08:54:58,359 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:54:58,359 INFO L93 Difference]: Finished difference Result 31324 states and 56454 transitions. [2020-12-23 08:54:58,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 08:54:58,360 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 72 [2020-12-23 08:54:58,360 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:54:58,432 INFO L225 Difference]: With dead ends: 31324 [2020-12-23 08:54:58,433 INFO L226 Difference]: Without dead ends: 20903 [2020-12-23 08:54:58,546 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:54:58,570 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20903 states. [2020-12-23 08:54:59,769 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20903 to 20648. [2020-12-23 08:54:59,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20648 states. [2020-12-23 08:54:59,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20648 states to 20648 states and 37179 transitions. [2020-12-23 08:54:59,803 INFO L78 Accepts]: Start accepts. Automaton has 20648 states and 37179 transitions. Word has length 72 [2020-12-23 08:54:59,803 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:54:59,803 INFO L481 AbstractCegarLoop]: Abstraction has 20648 states and 37179 transitions. [2020-12-23 08:54:59,804 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 08:54:59,804 INFO L276 IsEmpty]: Start isEmpty. Operand 20648 states and 37179 transitions. [2020-12-23 08:54:59,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2020-12-23 08:54:59,816 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:54:59,819 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] [2020-12-23 08:54:59,819 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-12-23 08:54:59,819 INFO L429 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:54:59,820 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:54:59,820 INFO L82 PathProgramCache]: Analyzing trace with hash -363559269, now seen corresponding path program 1 times [2020-12-23 08:54:59,820 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:54:59,820 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1515129128] [2020-12-23 08:54:59,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:54:59,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:54:59,996 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:54:59,997 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1515129128] [2020-12-23 08:54:59,997 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:54:59,997 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 08:54:59,997 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1179010299] [2020-12-23 08:54:59,998 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 08:54:59,999 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:54:59,999 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 08:54:59,999 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:54:59,999 INFO L87 Difference]: Start difference. First operand 20648 states and 37179 transitions. Second operand 3 states. [2020-12-23 08:55:01,377 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:55:01,377 INFO L93 Difference]: Finished difference Result 59157 states and 106631 transitions. [2020-12-23 08:55:01,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 08:55:01,378 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 73 [2020-12-23 08:55:01,378 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:55:01,471 INFO L225 Difference]: With dead ends: 59157 [2020-12-23 08:55:01,471 INFO L226 Difference]: Without dead ends: 39558 [2020-12-23 08:55:01,508 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:55:01,549 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39558 states. [2020-12-23 08:55:03,325 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39558 to 39303. [2020-12-23 08:55:03,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 39303 states. [2020-12-23 08:55:03,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39303 states to 39303 states and 70709 transitions. [2020-12-23 08:55:03,413 INFO L78 Accepts]: Start accepts. Automaton has 39303 states and 70709 transitions. Word has length 73 [2020-12-23 08:55:03,413 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:55:03,413 INFO L481 AbstractCegarLoop]: Abstraction has 39303 states and 70709 transitions. [2020-12-23 08:55:03,413 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 08:55:03,413 INFO L276 IsEmpty]: Start isEmpty. Operand 39303 states and 70709 transitions. [2020-12-23 08:55:03,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2020-12-23 08:55:03,428 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:55:03,428 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 08:55:03,429 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2020-12-23 08:55:03,429 INFO L429 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:55:03,429 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:55:03,429 INFO L82 PathProgramCache]: Analyzing trace with hash 1670426639, now seen corresponding path program 1 times [2020-12-23 08:55:03,430 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:55:03,430 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [913107891] [2020-12-23 08:55:03,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:55:03,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:55:03,521 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:55:03,522 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [913107891] [2020-12-23 08:55:03,522 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:55:03,522 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 08:55:03,522 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1490198042] [2020-12-23 08:55:03,523 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 08:55:03,523 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:55:03,523 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 08:55:03,524 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:55:03,524 INFO L87 Difference]: Start difference. First operand 39303 states and 70709 transitions. Second operand 3 states. [2020-12-23 08:55:06,333 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:55:06,334 INFO L93 Difference]: Finished difference Result 106624 states and 191674 transitions. [2020-12-23 08:55:06,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 08:55:06,334 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 74 [2020-12-23 08:55:06,334 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:55:06,464 INFO L225 Difference]: With dead ends: 106624 [2020-12-23 08:55:06,464 INFO L226 Difference]: Without dead ends: 68809 [2020-12-23 08:55:06,507 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:55:06,586 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68809 states. [2020-12-23 08:55:10,016 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68809 to 68554. [2020-12-23 08:55:10,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 68554 states. [2020-12-23 08:55:10,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68554 states to 68554 states and 122872 transitions. [2020-12-23 08:55:10,149 INFO L78 Accepts]: Start accepts. Automaton has 68554 states and 122872 transitions. Word has length 74 [2020-12-23 08:55:10,150 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:55:10,150 INFO L481 AbstractCegarLoop]: Abstraction has 68554 states and 122872 transitions. [2020-12-23 08:55:10,150 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 08:55:10,150 INFO L276 IsEmpty]: Start isEmpty. Operand 68554 states and 122872 transitions. [2020-12-23 08:55:10,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2020-12-23 08:55:10,164 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:55:10,164 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] [2020-12-23 08:55:10,164 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2020-12-23 08:55:10,164 INFO L429 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:55:10,165 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:55:10,165 INFO L82 PathProgramCache]: Analyzing trace with hash 2066676601, now seen corresponding path program 1 times [2020-12-23 08:55:10,165 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:55:10,166 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1986943061] [2020-12-23 08:55:10,166 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:55:10,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:55:10,258 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:55:10,259 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1986943061] [2020-12-23 08:55:10,261 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:55:10,261 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 08:55:10,262 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1011568009] [2020-12-23 08:55:10,263 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 08:55:10,263 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:55:10,263 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 08:55:10,264 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:55:10,264 INFO L87 Difference]: Start difference. First operand 68554 states and 122872 transitions. Second operand 3 states. [2020-12-23 08:55:15,427 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:55:15,428 INFO L93 Difference]: Finished difference Result 199371 states and 357511 transitions. [2020-12-23 08:55:15,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 08:55:15,428 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 75 [2020-12-23 08:55:15,428 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:55:15,717 INFO L225 Difference]: With dead ends: 199371 [2020-12-23 08:55:15,717 INFO L226 Difference]: Without dead ends: 132520 [2020-12-23 08:55:15,805 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:55:15,944 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132520 states. [2020-12-23 08:55:21,849 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132520 to 132265. [2020-12-23 08:55:21,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 132265 states. [2020-12-23 08:55:22,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132265 states to 132265 states and 236651 transitions. [2020-12-23 08:55:22,146 INFO L78 Accepts]: Start accepts. Automaton has 132265 states and 236651 transitions. Word has length 75 [2020-12-23 08:55:22,146 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:55:22,146 INFO L481 AbstractCegarLoop]: Abstraction has 132265 states and 236651 transitions. [2020-12-23 08:55:22,146 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 08:55:22,146 INFO L276 IsEmpty]: Start isEmpty. Operand 132265 states and 236651 transitions. [2020-12-23 08:55:22,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2020-12-23 08:55:22,157 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:55:22,158 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 08:55:22,158 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2020-12-23 08:55:22,158 INFO L429 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:55:22,158 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:55:22,158 INFO L82 PathProgramCache]: Analyzing trace with hash 1283965056, now seen corresponding path program 1 times [2020-12-23 08:55:22,159 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:55:22,159 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1252566019] [2020-12-23 08:55:22,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:55:22,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:55:22,493 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:55:22,494 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1252566019] [2020-12-23 08:55:22,494 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:55:22,494 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 08:55:22,494 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1447654593] [2020-12-23 08:55:22,495 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 08:55:22,495 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:55:22,496 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 08:55:22,496 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:55:22,496 INFO L87 Difference]: Start difference. First operand 132265 states and 236651 transitions. Second operand 3 states. [2020-12-23 08:55:30,337 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:55:30,337 INFO L93 Difference]: Finished difference Result 230756 states and 411371 transitions. [2020-12-23 08:55:30,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 08:55:30,340 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 76 [2020-12-23 08:55:30,340 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:55:30,888 INFO L225 Difference]: With dead ends: 230756 [2020-12-23 08:55:30,888 INFO L226 Difference]: Without dead ends: 230501 [2020-12-23 08:55:30,946 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:55:31,133 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 230501 states. [2020-12-23 08:55:41,215 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 230501 to 230246. [2020-12-23 08:55:41,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 230246 states. [2020-12-23 08:55:42,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230246 states to 230246 states and 409507 transitions. [2020-12-23 08:55:42,222 INFO L78 Accepts]: Start accepts. Automaton has 230246 states and 409507 transitions. Word has length 76 [2020-12-23 08:55:42,224 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:55:42,225 INFO L481 AbstractCegarLoop]: Abstraction has 230246 states and 409507 transitions. [2020-12-23 08:55:42,225 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 08:55:42,225 INFO L276 IsEmpty]: Start isEmpty. Operand 230246 states and 409507 transitions. [2020-12-23 08:55:42,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2020-12-23 08:55:42,242 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:55:42,243 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] [2020-12-23 08:55:42,243 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2020-12-23 08:55:42,243 INFO L429 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:55:42,244 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:55:42,244 INFO L82 PathProgramCache]: Analyzing trace with hash 2022082379, now seen corresponding path program 1 times [2020-12-23 08:55:42,244 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:55:42,244 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [915902037] [2020-12-23 08:55:42,244 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:55:42,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:55:42,392 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:55:42,392 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [915902037] [2020-12-23 08:55:42,392 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:55:42,392 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-12-23 08:55:42,393 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [581305763] [2020-12-23 08:55:42,393 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-12-23 08:55:42,393 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:55:42,397 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-12-23 08:55:42,397 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-12-23 08:55:42,398 INFO L87 Difference]: Start difference. First operand 230246 states and 409507 transitions. Second operand 7 states. [2020-12-23 08:55:50,173 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:55:50,174 INFO L93 Difference]: Finished difference Result 230558 states and 410010 transitions. [2020-12-23 08:55:50,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-12-23 08:55:50,184 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 77 [2020-12-23 08:55:50,185 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:55:50,899 INFO L225 Difference]: With dead ends: 230558 [2020-12-23 08:55:50,899 INFO L226 Difference]: Without dead ends: 230342 [2020-12-23 08:55:50,965 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=64, Invalid=118, Unknown=0, NotChecked=0, Total=182 [2020-12-23 08:55:51,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 230342 states. [2020-12-23 08:56:01,199 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 230342 to 230211. [2020-12-23 08:56:01,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 230211 states. [2020-12-23 08:56:02,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230211 states to 230211 states and 409446 transitions. [2020-12-23 08:56:02,135 INFO L78 Accepts]: Start accepts. Automaton has 230211 states and 409446 transitions. Word has length 77 [2020-12-23 08:56:02,136 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:56:02,136 INFO L481 AbstractCegarLoop]: Abstraction has 230211 states and 409446 transitions. [2020-12-23 08:56:02,136 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-12-23 08:56:02,136 INFO L276 IsEmpty]: Start isEmpty. Operand 230211 states and 409446 transitions. [2020-12-23 08:56:02,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2020-12-23 08:56:02,165 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:56:02,165 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 08:56:02,166 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2020-12-23 08:56:02,166 INFO L429 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:56:02,166 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:56:02,167 INFO L82 PathProgramCache]: Analyzing trace with hash 435983906, now seen corresponding path program 1 times [2020-12-23 08:56:02,167 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:56:02,168 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [723952505] [2020-12-23 08:56:02,168 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:56:02,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:56:02,356 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:56:02,357 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [723952505] [2020-12-23 08:56:02,357 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:56:02,357 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-12-23 08:56:02,357 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [26442159] [2020-12-23 08:56:02,358 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-12-23 08:56:02,358 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:56:02,358 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-12-23 08:56:02,358 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2020-12-23 08:56:02,359 INFO L87 Difference]: Start difference. First operand 230211 states and 409446 transitions. Second operand 10 states. [2020-12-23 08:56:11,409 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:56:11,410 INFO L93 Difference]: Finished difference Result 230699 states and 410207 transitions. [2020-12-23 08:56:11,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-12-23 08:56:11,410 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 79 [2020-12-23 08:56:11,410 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:56:11,949 INFO L225 Difference]: With dead ends: 230699 [2020-12-23 08:56:11,949 INFO L226 Difference]: Without dead ends: 230596 [2020-12-23 08:56:12,009 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=128, Invalid=292, Unknown=0, NotChecked=0, Total=420 [2020-12-23 08:56:12,207 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 230596 states. [2020-12-23 08:56:22,328 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 230596 to 230223. [2020-12-23 08:56:22,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 230223 states. [2020-12-23 08:56:23,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230223 states to 230223 states and 409463 transitions. [2020-12-23 08:56:23,238 INFO L78 Accepts]: Start accepts. Automaton has 230223 states and 409463 transitions. Word has length 79 [2020-12-23 08:56:23,239 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:56:23,239 INFO L481 AbstractCegarLoop]: Abstraction has 230223 states and 409463 transitions. [2020-12-23 08:56:23,239 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-12-23 08:56:23,239 INFO L276 IsEmpty]: Start isEmpty. Operand 230223 states and 409463 transitions. [2020-12-23 08:56:23,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2020-12-23 08:56:23,250 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:56:23,250 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 08:56:23,250 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2020-12-23 08:56:23,250 INFO L429 AbstractCegarLoop]: === Iteration 25 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:56:23,250 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:56:23,251 INFO L82 PathProgramCache]: Analyzing trace with hash 996252345, now seen corresponding path program 1 times [2020-12-23 08:56:23,251 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:56:23,251 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1750231969] [2020-12-23 08:56:23,251 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:56:23,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:56:23,382 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:56:23,382 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1750231969] [2020-12-23 08:56:23,383 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:56:23,383 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-12-23 08:56:23,383 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1662568650] [2020-12-23 08:56:23,383 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-12-23 08:56:23,384 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:56:23,384 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-12-23 08:56:23,384 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2020-12-23 08:56:23,385 INFO L87 Difference]: Start difference. First operand 230223 states and 409463 transitions. Second operand 9 states. [2020-12-23 08:56:33,715 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:56:33,716 INFO L93 Difference]: Finished difference Result 231069 states and 410775 transitions. [2020-12-23 08:56:33,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-12-23 08:56:33,716 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 80 [2020-12-23 08:56:33,716 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:56:34,380 INFO L225 Difference]: With dead ends: 231069 [2020-12-23 08:56:34,380 INFO L226 Difference]: Without dead ends: 230959 [2020-12-23 08:56:34,440 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=132, Invalid=248, Unknown=0, NotChecked=0, Total=380 [2020-12-23 08:56:34,640 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 230959 states. [2020-12-23 08:56:45,127 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 230959 to 230425. [2020-12-23 08:56:45,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 230425 states. [2020-12-23 08:56:45,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230425 states to 230425 states and 409789 transitions. [2020-12-23 08:56:45,753 INFO L78 Accepts]: Start accepts. Automaton has 230425 states and 409789 transitions. Word has length 80 [2020-12-23 08:56:45,753 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:56:45,753 INFO L481 AbstractCegarLoop]: Abstraction has 230425 states and 409789 transitions. [2020-12-23 08:56:45,753 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-12-23 08:56:45,753 INFO L276 IsEmpty]: Start isEmpty. Operand 230425 states and 409789 transitions. [2020-12-23 08:56:45,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2020-12-23 08:56:45,765 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:56:45,765 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 08:56:45,765 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2020-12-23 08:56:45,765 INFO L429 AbstractCegarLoop]: === Iteration 26 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:56:45,766 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:56:45,766 INFO L82 PathProgramCache]: Analyzing trace with hash 984455109, now seen corresponding path program 1 times [2020-12-23 08:56:45,766 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:56:45,766 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1148429198] [2020-12-23 08:56:45,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:56:45,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:56:46,341 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:56:46,342 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1148429198] [2020-12-23 08:56:46,342 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:56:46,342 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-12-23 08:56:46,342 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1693308396] [2020-12-23 08:56:46,343 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-12-23 08:56:46,343 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:56:46,343 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-12-23 08:56:46,343 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2020-12-23 08:56:46,344 INFO L87 Difference]: Start difference. First operand 230425 states and 409789 transitions. Second operand 10 states. [2020-12-23 08:57:14,162 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:57:14,162 INFO L93 Difference]: Finished difference Result 692962 states and 1231812 transitions. [2020-12-23 08:57:14,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2020-12-23 08:57:14,162 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 80 [2020-12-23 08:57:14,163 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:57:16,172 INFO L225 Difference]: With dead ends: 692962 [2020-12-23 08:57:16,173 INFO L226 Difference]: Without dead ends: 692707 [2020-12-23 08:57:16,410 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 174 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=305, Invalid=687, Unknown=0, NotChecked=0, Total=992 [2020-12-23 08:57:17,636 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 692707 states. [2020-12-23 08:57:44,530 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 692707 to 461160. [2020-12-23 08:57:44,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 461160 states. [2020-12-23 08:57:46,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461160 states to 461160 states and 820080 transitions. [2020-12-23 08:57:46,999 INFO L78 Accepts]: Start accepts. Automaton has 461160 states and 820080 transitions. Word has length 80 [2020-12-23 08:57:46,999 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:57:46,999 INFO L481 AbstractCegarLoop]: Abstraction has 461160 states and 820080 transitions. [2020-12-23 08:57:46,999 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-12-23 08:57:47,012 INFO L276 IsEmpty]: Start isEmpty. Operand 461160 states and 820080 transitions. [2020-12-23 08:57:47,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2020-12-23 08:57:47,061 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:57:47,061 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 08:57:47,061 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2020-12-23 08:57:47,062 INFO L429 AbstractCegarLoop]: === Iteration 27 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:57:47,065 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:57:47,065 INFO L82 PathProgramCache]: Analyzing trace with hash -1470796687, now seen corresponding path program 1 times [2020-12-23 08:57:47,065 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:57:47,066 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1538971090] [2020-12-23 08:57:47,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:57:47,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:57:47,195 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:57:47,195 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1538971090] [2020-12-23 08:57:47,196 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:57:47,196 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-12-23 08:57:47,196 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1047438657] [2020-12-23 08:57:47,196 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-12-23 08:57:47,196 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:57:47,197 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-12-23 08:57:47,197 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2020-12-23 08:57:47,197 INFO L87 Difference]: Start difference. First operand 461160 states and 820080 transitions. Second operand 8 states. [2020-12-23 08:58:07,869 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:58:07,869 INFO L93 Difference]: Finished difference Result 462061 states and 821527 transitions. [2020-12-23 08:58:07,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-12-23 08:58:07,870 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 80 [2020-12-23 08:58:07,870 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:58:09,323 INFO L225 Difference]: With dead ends: 462061 [2020-12-23 08:58:09,323 INFO L226 Difference]: Without dead ends: 461095 [2020-12-23 08:58:09,478 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=80, Invalid=160, Unknown=0, NotChecked=0, Total=240 [2020-12-23 08:58:09,896 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 461095 states.