/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc config/AutomizerReach.xml -s config/svcomp-Reach-64bit-Automizer_Default.epf -i ../sv-benchmarks/c/product-lines/email_spec1_product20.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-bitabs-dcfa08f [2020-12-23 08:48:41,501 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-23 08:48:41,504 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-23 08:48:41,538 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-23 08:48:41,538 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-23 08:48:41,540 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-23 08:48:41,542 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-23 08:48:41,544 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-23 08:48:41,556 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-23 08:48:41,557 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-23 08:48:41,559 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-23 08:48:41,560 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-23 08:48:41,561 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-23 08:48:41,562 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-23 08:48:41,563 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-23 08:48:41,565 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-23 08:48:41,566 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-23 08:48:41,567 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-23 08:48:41,569 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-23 08:48:41,572 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-23 08:48:41,574 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-23 08:48:41,575 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-23 08:48:41,576 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-23 08:48:41,577 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-23 08:48:41,581 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-23 08:48:41,581 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-23 08:48:41,582 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-23 08:48:41,583 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-23 08:48:41,583 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-23 08:48:41,584 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-23 08:48:41,585 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-23 08:48:41,586 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-23 08:48:41,587 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-23 08:48:41,588 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-23 08:48:41,589 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-23 08:48:41,589 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-23 08:48:41,590 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-23 08:48:41,590 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-23 08:48:41,591 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-23 08:48:41,592 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-23 08:48:41,593 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-23 08:48:41,594 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 08:48:41,621 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-23 08:48:41,622 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-23 08:48:41,623 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-23 08:48:41,623 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-23 08:48:41,624 INFO L138 SettingsManager]: * Use SBE=true [2020-12-23 08:48:41,624 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-23 08:48:41,625 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-23 08:48:41,625 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-23 08:48:41,625 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-23 08:48:41,625 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-23 08:48:41,626 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-23 08:48:41,626 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-23 08:48:41,626 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-23 08:48:41,627 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-23 08:48:41,627 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-23 08:48:41,627 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-23 08:48:41,627 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-23 08:48:41,628 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-23 08:48:41,628 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-23 08:48:41,628 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-23 08:48:41,628 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-23 08:48:41,628 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-23 08:48:41,629 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-23 08:48:41,629 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-23 08:48:41,629 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-23 08:48:41,629 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-23 08:48:41,986 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-23 08:48:42,010 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-23 08:48:42,013 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-23 08:48:42,015 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-23 08:48:42,016 INFO L275 PluginConnector]: CDTParser initialized [2020-12-23 08:48:42,017 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/email_spec1_product20.cil.c [2020-12-23 08:48:42,110 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/c558292ab/ba550294bd414167b97c534c421d6037/FLAG00aaed524 [2020-12-23 08:48:42,967 INFO L306 CDTParser]: Found 1 translation units. [2020-12-23 08:48:42,968 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec1_product20.cil.c [2020-12-23 08:48:43,002 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/c558292ab/ba550294bd414167b97c534c421d6037/FLAG00aaed524 [2020-12-23 08:48:43,084 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/c558292ab/ba550294bd414167b97c534c421d6037 [2020-12-23 08:48:43,089 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-23 08:48:43,092 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-23 08:48:43,096 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-23 08:48:43,097 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-23 08:48:43,102 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-23 08:48:43,103 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.12 08:48:43" (1/1) ... [2020-12-23 08:48:43,106 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c32064 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 08:48:43, skipping insertion in model container [2020-12-23 08:48:43,106 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.12 08:48:43" (1/1) ... [2020-12-23 08:48:43,120 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-23 08:48:43,226 INFO L178 MainTranslator]: Built tables and reachable declarations left hand side expression in assignment: lhs: VariableLHS[~__ste_Email_counter~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~__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~2,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~2,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~2,] left hand side expression in assignment: lhs: VariableLHS[~__ste_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~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~3,] left hand side expression in assignment: lhs: VariableLHS[~__ste_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~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] 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~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] 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~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_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~7,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~__ste_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~8,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~8,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~8,] left hand side expression in assignment: lhs: VariableLHS[~__ste_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~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_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~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_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[~__utac__ad__arg2~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~2,] left hand side expression in assignment: lhs: VariableLHS[~receiver~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~3,] left hand side expression in assignment: lhs: VariableLHS[~size~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~1,] left hand side expression in assignment: lhs: VariableLHS[~receiver~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~0,] left hand side expression in assignment: lhs: VariableLHS[~second~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp~5,] left hand side expression in assignment: lhs: VariableLHS[~privkey~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~6,] left hand side expression in assignment: lhs: VariableLHS[~client~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] left hand side expression in assignment: lhs: VariableLHS[~tmp~7,] 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~12,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~13,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~15,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~15,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~15,] left hand side expression in assignment: lhs: VariableLHS[~tmp~8,] left hand side expression in assignment: lhs: VariableLHS[~sender~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~9,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~10,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~tmp~11,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~msg~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~19,] [2020-12-23 08:48:43,713 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec1_product20.cil.c[17374,17387] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp~12,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~5,] left hand side expression in assignment: lhs: VariableLHS[~bob~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp1~0,] left hand side expression in assignment: lhs: VariableLHS[~rjh~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp2~0,] left hand side expression in assignment: lhs: VariableLHS[~chuck~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~13,] left hand side expression in assignment: lhs: VariableLHS[~tmp~14,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~6,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~2,] 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___2~3,] left hand side expression in assignment: lhs: VariableLHS[~op8~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~4,] left hand side expression in assignment: lhs: VariableLHS[~op9~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~7,] left hand side expression in assignment: lhs: VariableLHS[~op10~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~15,] left hand side expression in assignment: lhs: VariableLHS[~op11~0,] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_counter~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] 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~23,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~23,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~23,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~23,] left hand side expression in assignment: lhs: VariableLHS[~__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~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~__ste_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~16,] left hand side expression in assignment: lhs: VariableLHS[~size~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~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[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~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_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~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[~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[~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[~retValue_acc~28,] 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~29,] 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~29,] 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~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[~__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~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_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~17,] left hand side expression in assignment: lhs: VariableLHS[~size~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~2,] 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~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[~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[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] 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~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[~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[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~35,] left hand side expression in assignment: lhs: VariableLHS[~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[~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[~retValue_acc~35,] 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~36,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~36,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~36,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~36,] 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~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_idCounter0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_idCounter1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_idCounter2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mail_is_sensitive~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp~18,] left hand side expression in assignment: lhs: VariableLHS[~excep~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~19,] left hand side expression in assignment: lhs: VariableLHS[~cf~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_15~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_15~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~1,] left hand side expression in assignment: lhs: VariableLHS[~mem_16~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_16~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp12~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_17~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_18~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_17~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp13~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp14~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_19~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_19~0,] left hand side expression in assignment: lhs: VariableLHS[~excep~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~1,] left hand side expression in assignment: lhs: VariableLHS[~mem_15~1,] left hand side expression in assignment: lhs: VariableLHS[~cf~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~20,] 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_tmp5~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~2,] left hand side expression in assignment: lhs: VariableLHS[~mem_16~2,] left hand side expression in assignment: lhs: VariableLHS[~cf~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~3,] left hand side expression in assignment: lhs: VariableLHS[~mem_17~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp12~2,] left hand side expression in assignment: lhs: VariableLHS[~mem_18~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp13~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp14~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp15~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_19~1,] left hand side expression in assignment: lhs: VariableLHS[~cf~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~21,] 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~38,] 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~38,] left hand side expression in assignment: lhs: VariableLHS[~mem_24~0,] 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[~__cil_tmp4~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~5,] left hand side expression in assignment: lhs: VariableLHS[~mem_12~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~4,] left hand side expression in assignment: lhs: VariableLHS[~mem_13~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~39,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~6,] left hand side expression in assignment: lhs: VariableLHS[~mem_12~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~5,] left hand side expression in assignment: lhs: VariableLHS[~mem_13~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~40,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~41,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~42,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~43,] [2020-12-23 08:48:44,014 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-23 08:48:44,029 INFO L203 MainTranslator]: Completed pre-run left hand side expression in assignment: lhs: VariableLHS[~__ste_Email_counter~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~__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~2,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~2,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~2,] left hand side expression in assignment: lhs: VariableLHS[~__ste_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~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~3,] left hand side expression in assignment: lhs: VariableLHS[~__ste_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~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] 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~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] 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~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_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~7,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~__ste_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~8,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~8,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~8,] left hand side expression in assignment: lhs: VariableLHS[~__ste_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~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_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~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_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[~__utac__ad__arg2~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~2,] left hand side expression in assignment: lhs: VariableLHS[~receiver~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~3,] left hand side expression in assignment: lhs: VariableLHS[~size~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~1,] left hand side expression in assignment: lhs: VariableLHS[~receiver~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~0,] left hand side expression in assignment: lhs: VariableLHS[~second~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp~5,] left hand side expression in assignment: lhs: VariableLHS[~privkey~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~6,] left hand side expression in assignment: lhs: VariableLHS[~client~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] left hand side expression in assignment: lhs: VariableLHS[~tmp~7,] 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~12,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~13,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~15,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~15,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~15,] left hand side expression in assignment: lhs: VariableLHS[~tmp~8,] left hand side expression in assignment: lhs: VariableLHS[~sender~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~9,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~10,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~tmp~11,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~msg~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~19,] [2020-12-23 08:48:44,163 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec1_product20.cil.c[17374,17387] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp~12,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~5,] left hand side expression in assignment: lhs: VariableLHS[~bob~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp1~0,] left hand side expression in assignment: lhs: VariableLHS[~rjh~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp2~0,] left hand side expression in assignment: lhs: VariableLHS[~chuck~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~13,] left hand side expression in assignment: lhs: VariableLHS[~tmp~14,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~6,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~2,] 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___2~3,] left hand side expression in assignment: lhs: VariableLHS[~op8~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~4,] left hand side expression in assignment: lhs: VariableLHS[~op9~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~7,] left hand side expression in assignment: lhs: VariableLHS[~op10~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~15,] left hand side expression in assignment: lhs: VariableLHS[~op11~0,] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_counter~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] 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~23,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~23,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~23,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~23,] left hand side expression in assignment: lhs: VariableLHS[~__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~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~__ste_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~16,] left hand side expression in assignment: lhs: VariableLHS[~size~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~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[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~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_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~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[~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[~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[~retValue_acc~28,] 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~29,] 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~29,] 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~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[~__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~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_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~17,] left hand side expression in assignment: lhs: VariableLHS[~size~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~2,] 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~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[~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[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] 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~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[~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[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~35,] left hand side expression in assignment: lhs: VariableLHS[~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[~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[~retValue_acc~35,] 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~36,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~36,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~36,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~36,] 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~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_idCounter0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_idCounter1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_idCounter2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mail_is_sensitive~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp~18,] left hand side expression in assignment: lhs: VariableLHS[~excep~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~19,] left hand side expression in assignment: lhs: VariableLHS[~cf~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_15~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_15~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~1,] left hand side expression in assignment: lhs: VariableLHS[~mem_16~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_16~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp12~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_17~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_18~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_17~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp13~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp14~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_19~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_19~0,] left hand side expression in assignment: lhs: VariableLHS[~excep~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~1,] left hand side expression in assignment: lhs: VariableLHS[~mem_15~1,] left hand side expression in assignment: lhs: VariableLHS[~cf~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~20,] 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_tmp5~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~2,] left hand side expression in assignment: lhs: VariableLHS[~mem_16~2,] left hand side expression in assignment: lhs: VariableLHS[~cf~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~3,] left hand side expression in assignment: lhs: VariableLHS[~mem_17~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp12~2,] left hand side expression in assignment: lhs: VariableLHS[~mem_18~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp13~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp14~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp15~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_19~1,] left hand side expression in assignment: lhs: VariableLHS[~cf~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~21,] 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~38,] 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~38,] left hand side expression in assignment: lhs: VariableLHS[~mem_24~0,] 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[~__cil_tmp4~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~5,] left hand side expression in assignment: lhs: VariableLHS[~mem_12~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~4,] left hand side expression in assignment: lhs: VariableLHS[~mem_13~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~39,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~6,] left hand side expression in assignment: lhs: VariableLHS[~mem_12~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~5,] left hand side expression in assignment: lhs: VariableLHS[~mem_13~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~40,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~41,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~42,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~43,] [2020-12-23 08:48:44,237 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-23 08:48:44,320 INFO L208 MainTranslator]: Completed translation [2020-12-23 08:48:44,321 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 08:48:44 WrapperNode [2020-12-23 08:48:44,321 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-23 08:48:44,322 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-23 08:48:44,322 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-23 08:48:44,323 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-23 08:48:44,331 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 08:48:44" (1/1) ... [2020-12-23 08:48:44,363 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 08:48:44" (1/1) ... [2020-12-23 08:48:44,539 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-23 08:48:44,542 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-23 08:48:44,542 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-23 08:48:44,542 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-23 08:48:44,551 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 08:48:44" (1/1) ... [2020-12-23 08:48:44,552 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 08:48:44" (1/1) ... [2020-12-23 08:48:44,566 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 08:48:44" (1/1) ... [2020-12-23 08:48:44,567 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 08:48:44" (1/1) ... [2020-12-23 08:48:44,618 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 08:48:44" (1/1) ... [2020-12-23 08:48:44,652 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 08:48:44" (1/1) ... [2020-12-23 08:48:44,667 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 08:48:44" (1/1) ... [2020-12-23 08:48:44,698 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-23 08:48:44,699 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-23 08:48:44,700 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-23 08:48:44,700 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-23 08:48:44,701 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 08:48:44" (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 08:48:44,807 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-12-23 08:48:44,807 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-23 08:48:44,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-23 08:48:44,807 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-23 08:48:44,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-23 08:48:47,514 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-23 08:48:47,515 INFO L299 CfgBuilder]: Removed 529 assume(true) statements. [2020-12-23 08:48:47,518 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 08:48:47 BoogieIcfgContainer [2020-12-23 08:48:47,518 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-23 08:48:47,520 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-23 08:48:47,520 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-23 08:48:47,524 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-23 08:48:47,524 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.12 08:48:43" (1/3) ... [2020-12-23 08:48:47,525 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1255c208 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.12 08:48:47, skipping insertion in model container [2020-12-23 08:48:47,525 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 08:48:44" (2/3) ... [2020-12-23 08:48:47,526 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1255c208 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.12 08:48:47, skipping insertion in model container [2020-12-23 08:48:47,526 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 08:48:47" (3/3) ... [2020-12-23 08:48:47,527 INFO L111 eAbstractionObserver]: Analyzing ICFG email_spec1_product20.cil.c [2020-12-23 08:48:47,534 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-23 08:48:47,540 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 6 error locations. [2020-12-23 08:48:47,560 INFO L253 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2020-12-23 08:48:47,594 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-23 08:48:47,594 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-23 08:48:47,594 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-23 08:48:47,594 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-23 08:48:47,594 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-23 08:48:47,595 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-23 08:48:47,595 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-23 08:48:47,595 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-23 08:48:47,632 INFO L276 IsEmpty]: Start isEmpty. Operand 836 states. [2020-12-23 08:48:47,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2020-12-23 08:48:47,649 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:48:47,650 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] [2020-12-23 08:48:47,650 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:48:47,657 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:48:47,657 INFO L82 PathProgramCache]: Analyzing trace with hash -892841702, now seen corresponding path program 1 times [2020-12-23 08:48:47,668 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:48:47,668 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1310200078] [2020-12-23 08:48:47,669 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:48:47,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:48:48,109 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 08:48:48,110 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1310200078] [2020-12-23 08:48:48,111 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:48:48,111 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 08:48:48,112 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1656575173] [2020-12-23 08:48:48,117 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 08:48:48,117 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:48:48,132 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 08:48:48,133 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:48:48,135 INFO L87 Difference]: Start difference. First operand 836 states. Second operand 3 states. [2020-12-23 08:48:48,354 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:48:48,355 INFO L93 Difference]: Finished difference Result 2473 states and 4334 transitions. [2020-12-23 08:48:48,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 08:48:48,357 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 44 [2020-12-23 08:48:48,357 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:48:48,411 INFO L225 Difference]: With dead ends: 2473 [2020-12-23 08:48:48,411 INFO L226 Difference]: Without dead ends: 1480 [2020-12-23 08:48:48,425 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 08:48:48,452 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1480 states. [2020-12-23 08:48:48,555 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1480 to 749. [2020-12-23 08:48:48,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 749 states. [2020-12-23 08:48:48,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 749 states to 749 states and 1305 transitions. [2020-12-23 08:48:48,563 INFO L78 Accepts]: Start accepts. Automaton has 749 states and 1305 transitions. Word has length 44 [2020-12-23 08:48:48,564 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:48:48,564 INFO L481 AbstractCegarLoop]: Abstraction has 749 states and 1305 transitions. [2020-12-23 08:48:48,564 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 08:48:48,564 INFO L276 IsEmpty]: Start isEmpty. Operand 749 states and 1305 transitions. [2020-12-23 08:48:48,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-12-23 08:48:48,569 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:48:48,569 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 08:48:48,570 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-23 08:48:48,570 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:48:48,571 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:48:48,571 INFO L82 PathProgramCache]: Analyzing trace with hash -877559560, now seen corresponding path program 1 times [2020-12-23 08:48:48,572 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:48:48,572 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [326094048] [2020-12-23 08:48:48,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:48:48,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:48:48,715 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 08:48:48,716 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [326094048] [2020-12-23 08:48:48,716 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:48:48,716 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 08:48:48,717 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1812138704] [2020-12-23 08:48:48,718 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 08:48:48,718 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:48:48,719 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 08:48:48,720 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 08:48:48,720 INFO L87 Difference]: Start difference. First operand 749 states and 1305 transitions. Second operand 5 states. [2020-12-23 08:48:48,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:48:48,953 INFO L93 Difference]: Finished difference Result 2196 states and 3831 transitions. [2020-12-23 08:48:48,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-23 08:48:48,954 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 46 [2020-12-23 08:48:48,954 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:48:48,964 INFO L225 Difference]: With dead ends: 2196 [2020-12-23 08:48:48,964 INFO L226 Difference]: Without dead ends: 1466 [2020-12-23 08:48:48,967 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 08:48:48,970 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1466 states. [2020-12-23 08:48:49,004 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1466 to 749. [2020-12-23 08:48:49,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 749 states. [2020-12-23 08:48:49,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 749 states to 749 states and 1304 transitions. [2020-12-23 08:48:49,068 INFO L78 Accepts]: Start accepts. Automaton has 749 states and 1304 transitions. Word has length 46 [2020-12-23 08:48:49,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:48:49,069 INFO L481 AbstractCegarLoop]: Abstraction has 749 states and 1304 transitions. [2020-12-23 08:48:49,069 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 08:48:49,069 INFO L276 IsEmpty]: Start isEmpty. Operand 749 states and 1304 transitions. [2020-12-23 08:48:49,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-12-23 08:48:49,071 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:48:49,071 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 08:48:49,072 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-23 08:48:49,072 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:48:49,073 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:48:49,073 INFO L82 PathProgramCache]: Analyzing trace with hash -768434811, now seen corresponding path program 1 times [2020-12-23 08:48:49,073 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:48:49,073 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1509393935] [2020-12-23 08:48:49,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:48:49,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:48:49,160 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 08:48:49,161 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1509393935] [2020-12-23 08:48:49,161 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:48:49,162 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 08:48:49,162 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [159329278] [2020-12-23 08:48:49,162 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 08:48:49,163 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:48:49,163 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 08:48:49,164 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:48:49,164 INFO L87 Difference]: Start difference. First operand 749 states and 1304 transitions. Second operand 3 states. [2020-12-23 08:48:49,220 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:48:49,221 INFO L93 Difference]: Finished difference Result 1480 states and 2582 transitions. [2020-12-23 08:48:49,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 08:48:49,221 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2020-12-23 08:48:49,222 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:48:49,227 INFO L225 Difference]: With dead ends: 1480 [2020-12-23 08:48:49,227 INFO L226 Difference]: Without dead ends: 754 [2020-12-23 08:48:49,229 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 08:48:49,231 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 754 states. [2020-12-23 08:48:49,259 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 754 to 749. [2020-12-23 08:48:49,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 749 states. [2020-12-23 08:48:49,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 749 states to 749 states and 1303 transitions. [2020-12-23 08:48:49,263 INFO L78 Accepts]: Start accepts. Automaton has 749 states and 1303 transitions. Word has length 47 [2020-12-23 08:48:49,263 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:48:49,264 INFO L481 AbstractCegarLoop]: Abstraction has 749 states and 1303 transitions. [2020-12-23 08:48:49,264 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 08:48:49,264 INFO L276 IsEmpty]: Start isEmpty. Operand 749 states and 1303 transitions. [2020-12-23 08:48:49,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-12-23 08:48:49,266 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:48:49,266 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 08:48:49,266 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-12-23 08:48:49,266 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:48:49,267 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:48:49,267 INFO L82 PathProgramCache]: Analyzing trace with hash -1935086645, now seen corresponding path program 1 times [2020-12-23 08:48:49,268 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:48:49,268 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [183705247] [2020-12-23 08:48:49,268 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:48:49,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:48:49,373 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 08:48:49,373 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [183705247] [2020-12-23 08:48:49,374 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:48:49,375 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 08:48:49,376 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [304582093] [2020-12-23 08:48:49,376 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 08:48:49,376 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:48:49,378 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 08:48:49,379 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:48:49,380 INFO L87 Difference]: Start difference. First operand 749 states and 1303 transitions. Second operand 3 states. [2020-12-23 08:48:49,442 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:48:49,442 INFO L93 Difference]: Finished difference Result 1490 states and 2595 transitions. [2020-12-23 08:48:49,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 08:48:49,444 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 48 [2020-12-23 08:48:49,444 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:48:49,449 INFO L225 Difference]: With dead ends: 1490 [2020-12-23 08:48:49,449 INFO L226 Difference]: Without dead ends: 749 [2020-12-23 08:48:49,451 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 08:48:49,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 749 states. [2020-12-23 08:48:49,481 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 749 to 749. [2020-12-23 08:48:49,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 749 states. [2020-12-23 08:48:49,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 749 states to 749 states and 1301 transitions. [2020-12-23 08:48:49,485 INFO L78 Accepts]: Start accepts. Automaton has 749 states and 1301 transitions. Word has length 48 [2020-12-23 08:48:49,485 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:48:49,486 INFO L481 AbstractCegarLoop]: Abstraction has 749 states and 1301 transitions. [2020-12-23 08:48:49,486 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 08:48:49,486 INFO L276 IsEmpty]: Start isEmpty. Operand 749 states and 1301 transitions. [2020-12-23 08:48:49,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2020-12-23 08:48:49,487 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:48:49,488 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 08:48:49,488 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-12-23 08:48:49,488 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:48:49,488 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:48:49,489 INFO L82 PathProgramCache]: Analyzing trace with hash -907172448, now seen corresponding path program 1 times [2020-12-23 08:48:49,489 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:48:49,490 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [227082109] [2020-12-23 08:48:49,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:48:49,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:48:49,609 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:48:49,609 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [227082109] [2020-12-23 08:48:49,610 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:48:49,610 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 08:48:49,610 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1563332870] [2020-12-23 08:48:49,610 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 08:48:49,611 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:48:49,611 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 08:48:49,612 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 08:48:49,613 INFO L87 Difference]: Start difference. First operand 749 states and 1301 transitions. Second operand 5 states. [2020-12-23 08:48:49,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:48:49,812 INFO L93 Difference]: Finished difference Result 2186 states and 3811 transitions. [2020-12-23 08:48:49,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-23 08:48:49,813 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 49 [2020-12-23 08:48:49,815 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:48:49,824 INFO L225 Difference]: With dead ends: 2186 [2020-12-23 08:48:49,825 INFO L226 Difference]: Without dead ends: 1464 [2020-12-23 08:48:49,827 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 08:48:49,831 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1464 states. [2020-12-23 08:48:49,916 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1464 to 749. [2020-12-23 08:48:49,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 749 states. [2020-12-23 08:48:49,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 749 states to 749 states and 1300 transitions. [2020-12-23 08:48:49,921 INFO L78 Accepts]: Start accepts. Automaton has 749 states and 1300 transitions. Word has length 49 [2020-12-23 08:48:49,921 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:48:49,921 INFO L481 AbstractCegarLoop]: Abstraction has 749 states and 1300 transitions. [2020-12-23 08:48:49,921 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 08:48:49,921 INFO L276 IsEmpty]: Start isEmpty. Operand 749 states and 1300 transitions. [2020-12-23 08:48:49,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2020-12-23 08:48:49,924 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:48:49,924 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 08:48:49,925 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-12-23 08:48:49,925 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:48:49,925 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:48:49,925 INFO L82 PathProgramCache]: Analyzing trace with hash -694324989, now seen corresponding path program 1 times [2020-12-23 08:48:49,926 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:48:49,926 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1294195093] [2020-12-23 08:48:49,926 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:48:49,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:48:50,049 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 08:48:50,050 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1294195093] [2020-12-23 08:48:50,050 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:48:50,050 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 08:48:50,050 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [834050034] [2020-12-23 08:48:50,051 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 08:48:50,051 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:48:50,051 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 08:48:50,052 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 08:48:50,052 INFO L87 Difference]: Start difference. First operand 749 states and 1300 transitions. Second operand 5 states. [2020-12-23 08:48:50,278 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:48:50,279 INFO L93 Difference]: Finished difference Result 2191 states and 3816 transitions. [2020-12-23 08:48:50,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-23 08:48:50,280 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 50 [2020-12-23 08:48:50,280 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:48:50,289 INFO L225 Difference]: With dead ends: 2191 [2020-12-23 08:48:50,289 INFO L226 Difference]: Without dead ends: 1469 [2020-12-23 08:48:50,292 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 08:48:50,294 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1469 states. [2020-12-23 08:48:50,340 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1469 to 749. [2020-12-23 08:48:50,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 749 states. [2020-12-23 08:48:50,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 749 states to 749 states and 1299 transitions. [2020-12-23 08:48:50,345 INFO L78 Accepts]: Start accepts. Automaton has 749 states and 1299 transitions. Word has length 50 [2020-12-23 08:48:50,345 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:48:50,345 INFO L481 AbstractCegarLoop]: Abstraction has 749 states and 1299 transitions. [2020-12-23 08:48:50,345 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 08:48:50,345 INFO L276 IsEmpty]: Start isEmpty. Operand 749 states and 1299 transitions. [2020-12-23 08:48:50,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-12-23 08:48:50,347 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:48:50,347 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 08:48:50,347 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-12-23 08:48:50,347 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:48:50,348 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:48:50,352 INFO L82 PathProgramCache]: Analyzing trace with hash 1665559579, now seen corresponding path program 1 times [2020-12-23 08:48:50,353 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:48:50,353 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [106217119] [2020-12-23 08:48:50,354 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:48:50,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:48:50,441 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 08:48:50,441 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [106217119] [2020-12-23 08:48:50,442 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:48:50,442 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 08:48:50,443 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [667756079] [2020-12-23 08:48:50,443 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 08:48:50,443 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:48:50,444 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 08:48:50,444 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:48:50,444 INFO L87 Difference]: Start difference. First operand 749 states and 1299 transitions. Second operand 3 states. [2020-12-23 08:48:50,495 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:48:50,495 INFO L93 Difference]: Finished difference Result 1217 states and 2092 transitions. [2020-12-23 08:48:50,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 08:48:50,496 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 51 [2020-12-23 08:48:50,496 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:48:50,501 INFO L225 Difference]: With dead ends: 1217 [2020-12-23 08:48:50,501 INFO L226 Difference]: Without dead ends: 752 [2020-12-23 08:48:50,503 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 08:48:50,505 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 752 states. [2020-12-23 08:48:50,544 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 752 to 751. [2020-12-23 08:48:50,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 751 states. [2020-12-23 08:48:50,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 751 states to 751 states and 1301 transitions. [2020-12-23 08:48:50,549 INFO L78 Accepts]: Start accepts. Automaton has 751 states and 1301 transitions. Word has length 51 [2020-12-23 08:48:50,549 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:48:50,549 INFO L481 AbstractCegarLoop]: Abstraction has 751 states and 1301 transitions. [2020-12-23 08:48:50,550 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 08:48:50,550 INFO L276 IsEmpty]: Start isEmpty. Operand 751 states and 1301 transitions. [2020-12-23 08:48:50,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-12-23 08:48:50,551 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:48:50,551 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 08:48:50,552 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-12-23 08:48:50,552 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:48:50,552 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:48:50,552 INFO L82 PathProgramCache]: Analyzing trace with hash 547153417, now seen corresponding path program 1 times [2020-12-23 08:48:50,553 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:48:50,553 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1835076443] [2020-12-23 08:48:50,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:48:50,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:48:50,612 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 08:48:50,613 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1835076443] [2020-12-23 08:48:50,613 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:48:50,613 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 08:48:50,614 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1238651948] [2020-12-23 08:48:50,614 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 08:48:50,614 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:48:50,615 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 08:48:50,615 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:48:50,615 INFO L87 Difference]: Start difference. First operand 751 states and 1301 transitions. Second operand 3 states. [2020-12-23 08:48:50,727 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:48:50,728 INFO L93 Difference]: Finished difference Result 2139 states and 3727 transitions. [2020-12-23 08:48:50,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 08:48:50,728 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 59 [2020-12-23 08:48:50,729 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:48:50,737 INFO L225 Difference]: With dead ends: 2139 [2020-12-23 08:48:50,737 INFO L226 Difference]: Without dead ends: 1419 [2020-12-23 08:48:50,739 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 08:48:50,742 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1419 states. [2020-12-23 08:48:50,796 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1419 to 954. [2020-12-23 08:48:50,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 954 states. [2020-12-23 08:48:50,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 954 states to 954 states and 1676 transitions. [2020-12-23 08:48:50,802 INFO L78 Accepts]: Start accepts. Automaton has 954 states and 1676 transitions. Word has length 59 [2020-12-23 08:48:50,802 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:48:50,802 INFO L481 AbstractCegarLoop]: Abstraction has 954 states and 1676 transitions. [2020-12-23 08:48:50,802 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 08:48:50,802 INFO L276 IsEmpty]: Start isEmpty. Operand 954 states and 1676 transitions. [2020-12-23 08:48:50,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-12-23 08:48:50,804 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:48:50,804 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 08:48:50,804 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-12-23 08:48:50,805 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:48:50,805 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:48:50,805 INFO L82 PathProgramCache]: Analyzing trace with hash -1643132568, now seen corresponding path program 1 times [2020-12-23 08:48:50,805 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:48:50,806 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [935550397] [2020-12-23 08:48:50,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:48:50,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:48:50,884 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 08:48:50,885 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [935550397] [2020-12-23 08:48:50,885 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:48:50,885 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 08:48:50,886 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [450722131] [2020-12-23 08:48:50,886 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 08:48:50,886 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:48:50,887 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 08:48:50,887 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 08:48:50,887 INFO L87 Difference]: Start difference. First operand 954 states and 1676 transitions. Second operand 5 states. [2020-12-23 08:48:51,161 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:48:51,161 INFO L93 Difference]: Finished difference Result 2792 states and 4934 transitions. [2020-12-23 08:48:51,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-23 08:48:51,162 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 60 [2020-12-23 08:48:51,162 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:48:51,173 INFO L225 Difference]: With dead ends: 2792 [2020-12-23 08:48:51,174 INFO L226 Difference]: Without dead ends: 1869 [2020-12-23 08:48:51,176 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-12-23 08:48:51,179 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1869 states. [2020-12-23 08:48:51,246 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1869 to 954. [2020-12-23 08:48:51,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 954 states. [2020-12-23 08:48:51,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 954 states to 954 states and 1674 transitions. [2020-12-23 08:48:51,255 INFO L78 Accepts]: Start accepts. Automaton has 954 states and 1674 transitions. Word has length 60 [2020-12-23 08:48:51,255 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:48:51,255 INFO L481 AbstractCegarLoop]: Abstraction has 954 states and 1674 transitions. [2020-12-23 08:48:51,255 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 08:48:51,256 INFO L276 IsEmpty]: Start isEmpty. Operand 954 states and 1674 transitions. [2020-12-23 08:48:51,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-12-23 08:48:51,257 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:48:51,257 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 08:48:51,257 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-12-23 08:48:51,258 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:48:51,258 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:48:51,258 INFO L82 PathProgramCache]: Analyzing trace with hash -1787459905, now seen corresponding path program 1 times [2020-12-23 08:48:51,258 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:48:51,259 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [403446955] [2020-12-23 08:48:51,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:48:51,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:48:51,350 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 08:48:51,350 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [403446955] [2020-12-23 08:48:51,350 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:48:51,350 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 08:48:51,351 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1868073453] [2020-12-23 08:48:51,351 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 08:48:51,351 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:48:51,353 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 08:48:51,356 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:48:51,356 INFO L87 Difference]: Start difference. First operand 954 states and 1674 transitions. Second operand 3 states. [2020-12-23 08:48:51,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:48:51,522 INFO L93 Difference]: Finished difference Result 2790 states and 4926 transitions. [2020-12-23 08:48:51,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 08:48:51,524 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 61 [2020-12-23 08:48:51,526 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:48:51,537 INFO L225 Difference]: With dead ends: 2790 [2020-12-23 08:48:51,537 INFO L226 Difference]: Without dead ends: 1867 [2020-12-23 08:48:51,540 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 08:48:51,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1867 states. [2020-12-23 08:48:51,649 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1867 to 1402. [2020-12-23 08:48:51,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1402 states. [2020-12-23 08:48:51,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1402 states to 1402 states and 2501 transitions. [2020-12-23 08:48:51,657 INFO L78 Accepts]: Start accepts. Automaton has 1402 states and 2501 transitions. Word has length 61 [2020-12-23 08:48:51,658 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:48:51,658 INFO L481 AbstractCegarLoop]: Abstraction has 1402 states and 2501 transitions. [2020-12-23 08:48:51,658 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 08:48:51,658 INFO L276 IsEmpty]: Start isEmpty. Operand 1402 states and 2501 transitions. [2020-12-23 08:48:51,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-12-23 08:48:51,660 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:48:51,661 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 08:48:51,661 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-12-23 08:48:51,661 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:48:51,661 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:48:51,662 INFO L82 PathProgramCache]: Analyzing trace with hash -2114823331, now seen corresponding path program 1 times [2020-12-23 08:48:51,662 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:48:51,662 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [351902695] [2020-12-23 08:48:51,662 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:48:51,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:48:51,758 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 08:48:51,758 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [351902695] [2020-12-23 08:48:51,759 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1359447940] [2020-12-23 08:48:51,759 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 08:48:52,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:48:52,212 INFO L263 TraceCheckSpWp]: Trace formula consists of 872 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-23 08:48:52,226 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 08:48:52,346 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-23 08:48:52,346 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-12-23 08:48:52,347 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5 [2020-12-23 08:48:52,347 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [745661141] [2020-12-23 08:48:52,347 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 08:48:52,347 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:48:52,348 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 08:48:52,348 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-12-23 08:48:52,349 INFO L87 Difference]: Start difference. First operand 1402 states and 2501 transitions. Second operand 3 states. [2020-12-23 08:48:52,456 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:48:52,457 INFO L93 Difference]: Finished difference Result 1760 states and 3107 transitions. [2020-12-23 08:48:52,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 08:48:52,457 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 61 [2020-12-23 08:48:52,458 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:48:52,466 INFO L225 Difference]: With dead ends: 1760 [2020-12-23 08:48:52,466 INFO L226 Difference]: Without dead ends: 1390 [2020-12-23 08:48:52,468 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-12-23 08:48:52,470 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1390 states. [2020-12-23 08:48:52,550 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1390 to 1390. [2020-12-23 08:48:52,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1390 states. [2020-12-23 08:48:52,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1390 states to 1390 states and 2483 transitions. [2020-12-23 08:48:52,557 INFO L78 Accepts]: Start accepts. Automaton has 1390 states and 2483 transitions. Word has length 61 [2020-12-23 08:48:52,557 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:48:52,558 INFO L481 AbstractCegarLoop]: Abstraction has 1390 states and 2483 transitions. [2020-12-23 08:48:52,558 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 08:48:52,558 INFO L276 IsEmpty]: Start isEmpty. Operand 1390 states and 2483 transitions. [2020-12-23 08:48:52,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2020-12-23 08:48:52,561 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:48:52,561 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 08:48:52,775 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2020-12-23 08:48:52,776 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:48:52,777 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:48:52,777 INFO L82 PathProgramCache]: Analyzing trace with hash 910896475, now seen corresponding path program 1 times [2020-12-23 08:48:52,777 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:48:52,778 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1852615447] [2020-12-23 08:48:52,778 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:48:52,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:48:52,896 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 08:48:52,897 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1852615447] [2020-12-23 08:48:52,897 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [206695583] [2020-12-23 08:48:52,897 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 08:48:53,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:48:53,290 INFO L263 TraceCheckSpWp]: Trace formula consists of 1128 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-23 08:48:53,296 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 08:48:53,421 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 08:48:53,422 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-23 08:48:53,422 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2020-12-23 08:48:53,422 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [703160736] [2020-12-23 08:48:53,423 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 08:48:53,423 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:48:53,424 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 08:48:53,424 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2020-12-23 08:48:53,424 INFO L87 Difference]: Start difference. First operand 1390 states and 2483 transitions. Second operand 5 states. [2020-12-23 08:48:53,600 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:48:53,600 INFO L93 Difference]: Finished difference Result 2558 states and 4503 transitions. [2020-12-23 08:48:53,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-23 08:48:53,601 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 94 [2020-12-23 08:48:53,601 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:48:53,613 INFO L225 Difference]: With dead ends: 2558 [2020-12-23 08:48:53,613 INFO L226 Difference]: Without dead ends: 2105 [2020-12-23 08:48:53,615 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 94 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 08:48:53,618 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2105 states. [2020-12-23 08:48:53,735 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2105 to 1649. [2020-12-23 08:48:53,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1649 states. [2020-12-23 08:48:53,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1649 states to 1649 states and 2955 transitions. [2020-12-23 08:48:53,743 INFO L78 Accepts]: Start accepts. Automaton has 1649 states and 2955 transitions. Word has length 94 [2020-12-23 08:48:53,743 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:48:53,743 INFO L481 AbstractCegarLoop]: Abstraction has 1649 states and 2955 transitions. [2020-12-23 08:48:53,743 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 08:48:53,744 INFO L276 IsEmpty]: Start isEmpty. Operand 1649 states and 2955 transitions. [2020-12-23 08:48:53,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2020-12-23 08:48:53,747 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:48:53,747 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:48:53,963 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2020-12-23 08:48:53,964 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:48:53,965 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:48:53,965 INFO L82 PathProgramCache]: Analyzing trace with hash -1369722306, now seen corresponding path program 1 times [2020-12-23 08:48:53,965 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:48:53,966 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1114515451] [2020-12-23 08:48:53,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:48:53,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:48:54,075 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 08:48:54,075 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1114515451] [2020-12-23 08:48:54,076 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:48:54,076 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 08:48:54,076 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [137290154] [2020-12-23 08:48:54,076 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 08:48:54,077 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:48:54,077 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 08:48:54,077 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:48:54,078 INFO L87 Difference]: Start difference. First operand 1649 states and 2955 transitions. Second operand 3 states. [2020-12-23 08:48:54,253 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:48:54,254 INFO L93 Difference]: Finished difference Result 4538 states and 8157 transitions. [2020-12-23 08:48:54,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 08:48:54,254 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 98 [2020-12-23 08:48:54,255 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:48:54,272 INFO L225 Difference]: With dead ends: 4538 [2020-12-23 08:48:54,272 INFO L226 Difference]: Without dead ends: 2990 [2020-12-23 08:48:54,276 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 08:48:54,281 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2990 states. [2020-12-23 08:48:54,438 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2990 to 2537. [2020-12-23 08:48:54,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2537 states. [2020-12-23 08:48:54,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2537 states to 2537 states and 4588 transitions. [2020-12-23 08:48:54,450 INFO L78 Accepts]: Start accepts. Automaton has 2537 states and 4588 transitions. Word has length 98 [2020-12-23 08:48:54,450 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:48:54,450 INFO L481 AbstractCegarLoop]: Abstraction has 2537 states and 4588 transitions. [2020-12-23 08:48:54,450 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 08:48:54,451 INFO L276 IsEmpty]: Start isEmpty. Operand 2537 states and 4588 transitions. [2020-12-23 08:48:54,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2020-12-23 08:48:54,457 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:48:54,457 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 08:48:54,457 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-12-23 08:48:54,457 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:48:54,458 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:48:54,458 INFO L82 PathProgramCache]: Analyzing trace with hash -1456012098, now seen corresponding path program 1 times [2020-12-23 08:48:54,458 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:48:54,458 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [424711504] [2020-12-23 08:48:54,458 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:48:54,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:48:54,537 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 08:48:54,537 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [424711504] [2020-12-23 08:48:54,537 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:48:54,537 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 08:48:54,538 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1194413397] [2020-12-23 08:48:54,538 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 08:48:54,538 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:48:54,539 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 08:48:54,539 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:48:54,539 INFO L87 Difference]: Start difference. First operand 2537 states and 4588 transitions. Second operand 3 states. [2020-12-23 08:48:54,814 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:48:54,815 INFO L93 Difference]: Finished difference Result 6938 states and 12575 transitions. [2020-12-23 08:48:54,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 08:48:54,815 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 99 [2020-12-23 08:48:54,816 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:48:54,860 INFO L225 Difference]: With dead ends: 6938 [2020-12-23 08:48:54,861 INFO L226 Difference]: Without dead ends: 4536 [2020-12-23 08:48:54,866 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 08:48:54,873 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4536 states. [2020-12-23 08:48:55,123 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4536 to 4083. [2020-12-23 08:48:55,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4083 states. [2020-12-23 08:48:55,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4083 states to 4083 states and 7429 transitions. [2020-12-23 08:48:55,138 INFO L78 Accepts]: Start accepts. Automaton has 4083 states and 7429 transitions. Word has length 99 [2020-12-23 08:48:55,138 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:48:55,138 INFO L481 AbstractCegarLoop]: Abstraction has 4083 states and 7429 transitions. [2020-12-23 08:48:55,139 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 08:48:55,139 INFO L276 IsEmpty]: Start isEmpty. Operand 4083 states and 7429 transitions. [2020-12-23 08:48:55,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2020-12-23 08:48:55,152 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:48:55,153 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 08:48:55,153 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-12-23 08:48:55,153 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:48:55,153 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:48:55,154 INFO L82 PathProgramCache]: Analyzing trace with hash 1293642285, now seen corresponding path program 1 times [2020-12-23 08:48:55,154 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:48:55,154 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1697544284] [2020-12-23 08:48:55,154 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:48:55,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:48:55,230 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 08:48:55,231 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1697544284] [2020-12-23 08:48:55,231 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:48:55,231 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 08:48:55,232 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [188649816] [2020-12-23 08:48:55,232 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 08:48:55,232 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:48:55,233 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 08:48:55,233 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:48:55,233 INFO L87 Difference]: Start difference. First operand 4083 states and 7429 transitions. Second operand 3 states. [2020-12-23 08:48:55,814 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:48:55,815 INFO L93 Difference]: Finished difference Result 11292 states and 20581 transitions. [2020-12-23 08:48:55,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 08:48:55,816 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 100 [2020-12-23 08:48:55,816 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:48:55,842 INFO L225 Difference]: With dead ends: 11292 [2020-12-23 08:48:55,842 INFO L226 Difference]: Without dead ends: 7378 [2020-12-23 08:48:55,853 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 08:48:55,864 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7378 states. [2020-12-23 08:48:56,278 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7378 to 6925. [2020-12-23 08:48:56,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6925 states. [2020-12-23 08:48:56,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6925 states to 6925 states and 12646 transitions. [2020-12-23 08:48:56,303 INFO L78 Accepts]: Start accepts. Automaton has 6925 states and 12646 transitions. Word has length 100 [2020-12-23 08:48:56,303 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:48:56,303 INFO L481 AbstractCegarLoop]: Abstraction has 6925 states and 12646 transitions. [2020-12-23 08:48:56,303 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 08:48:56,303 INFO L276 IsEmpty]: Start isEmpty. Operand 6925 states and 12646 transitions. [2020-12-23 08:48:56,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2020-12-23 08:48:56,318 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:48:56,318 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 08:48:56,318 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-12-23 08:48:56,318 INFO L429 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:48:56,319 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:48:56,319 INFO L82 PathProgramCache]: Analyzing trace with hash 2054486477, now seen corresponding path program 1 times [2020-12-23 08:48:56,319 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:48:56,319 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1588658056] [2020-12-23 08:48:56,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:48:56,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:48:56,445 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 08:48:56,446 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1588658056] [2020-12-23 08:48:56,446 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:48:56,446 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 08:48:56,446 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2113431399] [2020-12-23 08:48:56,447 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 08:48:56,447 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:48:56,447 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 08:48:56,448 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:48:56,448 INFO L87 Difference]: Start difference. First operand 6925 states and 12646 transitions. Second operand 3 states. [2020-12-23 08:48:57,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:48:57,191 INFO L93 Difference]: Finished difference Result 20276 states and 37074 transitions. [2020-12-23 08:48:57,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 08:48:57,192 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 101 [2020-12-23 08:48:57,192 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:48:57,228 INFO L225 Difference]: With dead ends: 20276 [2020-12-23 08:48:57,229 INFO L226 Difference]: Without dead ends: 13524 [2020-12-23 08:48:57,240 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 08:48:57,257 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13524 states. [2020-12-23 08:48:58,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13524 to 13071. [2020-12-23 08:48:58,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13071 states. [2020-12-23 08:48:58,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13071 states to 13071 states and 23911 transitions. [2020-12-23 08:48:58,094 INFO L78 Accepts]: Start accepts. Automaton has 13071 states and 23911 transitions. Word has length 101 [2020-12-23 08:48:58,094 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:48:58,094 INFO L481 AbstractCegarLoop]: Abstraction has 13071 states and 23911 transitions. [2020-12-23 08:48:58,094 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 08:48:58,094 INFO L276 IsEmpty]: Start isEmpty. Operand 13071 states and 23911 transitions. [2020-12-23 08:48:58,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2020-12-23 08:48:58,118 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:48:58,118 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 08:48:58,118 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-12-23 08:48:58,118 INFO L429 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:48:58,119 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:48:58,119 INFO L82 PathProgramCache]: Analyzing trace with hash 332330270, now seen corresponding path program 1 times [2020-12-23 08:48:58,119 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:48:58,120 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1273075064] [2020-12-23 08:48:58,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:48:58,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:48:58,200 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 08:48:58,201 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1273075064] [2020-12-23 08:48:58,201 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:48:58,201 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 08:48:58,201 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [974579770] [2020-12-23 08:48:58,202 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 08:48:58,202 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:48:58,202 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 08:48:58,203 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:48:58,203 INFO L87 Difference]: Start difference. First operand 13071 states and 23911 transitions. Second operand 3 states. [2020-12-23 08:48:59,633 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:48:59,634 INFO L93 Difference]: Finished difference Result 38416 states and 70344 transitions. [2020-12-23 08:48:59,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 08:48:59,635 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 102 [2020-12-23 08:48:59,636 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:48:59,717 INFO L225 Difference]: With dead ends: 38416 [2020-12-23 08:48:59,717 INFO L226 Difference]: Without dead ends: 25526 [2020-12-23 08:48:59,745 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 08:48:59,782 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25526 states. [2020-12-23 08:49:01,172 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25526 to 25073. [2020-12-23 08:49:01,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25073 states. [2020-12-23 08:49:01,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25073 states to 25073 states and 45896 transitions. [2020-12-23 08:49:01,235 INFO L78 Accepts]: Start accepts. Automaton has 25073 states and 45896 transitions. Word has length 102 [2020-12-23 08:49:01,235 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:49:01,235 INFO L481 AbstractCegarLoop]: Abstraction has 25073 states and 45896 transitions. [2020-12-23 08:49:01,235 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 08:49:01,235 INFO L276 IsEmpty]: Start isEmpty. Operand 25073 states and 45896 transitions. [2020-12-23 08:49:01,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2020-12-23 08:49:01,276 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:49:01,276 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 08:49:01,276 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-12-23 08:49:01,277 INFO L429 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:49:01,277 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:49:01,277 INFO L82 PathProgramCache]: Analyzing trace with hash -1381453237, now seen corresponding path program 1 times [2020-12-23 08:49:01,277 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:49:01,278 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [919552795] [2020-12-23 08:49:01,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:49:01,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:49:01,356 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 08:49:01,358 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [919552795] [2020-12-23 08:49:01,358 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:49:01,358 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 08:49:01,360 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1888420989] [2020-12-23 08:49:01,361 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 08:49:01,361 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:49:01,361 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 08:49:01,361 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:49:01,362 INFO L87 Difference]: Start difference. First operand 25073 states and 45896 transitions. Second operand 3 states. [2020-12-23 08:49:03,081 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:49:03,082 INFO L93 Difference]: Finished difference Result 69061 states and 126035 transitions. [2020-12-23 08:49:03,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 08:49:03,082 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 103 [2020-12-23 08:49:03,083 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:49:03,217 INFO L225 Difference]: With dead ends: 69061 [2020-12-23 08:49:03,218 INFO L226 Difference]: Without dead ends: 44216 [2020-12-23 08:49:03,256 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 08:49:03,302 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44216 states. [2020-12-23 08:49:05,520 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44216 to 43763. [2020-12-23 08:49:05,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43763 states. [2020-12-23 08:49:05,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43763 states to 43763 states and 79625 transitions. [2020-12-23 08:49:05,762 INFO L78 Accepts]: Start accepts. Automaton has 43763 states and 79625 transitions. Word has length 103 [2020-12-23 08:49:05,764 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:49:05,765 INFO L481 AbstractCegarLoop]: Abstraction has 43763 states and 79625 transitions. [2020-12-23 08:49:05,765 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 08:49:05,765 INFO L276 IsEmpty]: Start isEmpty. Operand 43763 states and 79625 transitions. [2020-12-23 08:49:05,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2020-12-23 08:49:05,804 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:49:05,804 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 08:49:05,805 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-12-23 08:49:05,805 INFO L429 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:49:05,805 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:49:05,805 INFO L82 PathProgramCache]: Analyzing trace with hash 386552247, now seen corresponding path program 1 times [2020-12-23 08:49:05,806 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:49:05,806 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [275339347] [2020-12-23 08:49:05,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:49:05,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:49:05,889 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 08:49:05,890 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [275339347] [2020-12-23 08:49:05,890 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:49:05,890 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 08:49:05,891 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [222093811] [2020-12-23 08:49:05,891 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 08:49:05,891 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:49:05,892 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 08:49:05,892 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 08:49:05,892 INFO L87 Difference]: Start difference. First operand 43763 states and 79625 transitions. Second operand 5 states. [2020-12-23 08:49:08,756 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:49:08,756 INFO L93 Difference]: Finished difference Result 128906 states and 234524 transitions. [2020-12-23 08:49:08,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-12-23 08:49:08,757 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 104 [2020-12-23 08:49:08,757 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:49:08,932 INFO L225 Difference]: With dead ends: 128906 [2020-12-23 08:49:08,932 INFO L226 Difference]: Without dead ends: 85439 [2020-12-23 08:49:08,974 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 08:49:09,058 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85439 states. [2020-12-23 08:49:11,609 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85439 to 43763. [2020-12-23 08:49:11,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43763 states. [2020-12-23 08:49:11,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43763 states to 43763 states and 79367 transitions. [2020-12-23 08:49:11,670 INFO L78 Accepts]: Start accepts. Automaton has 43763 states and 79367 transitions. Word has length 104 [2020-12-23 08:49:11,670 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:49:11,670 INFO L481 AbstractCegarLoop]: Abstraction has 43763 states and 79367 transitions. [2020-12-23 08:49:11,670 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 08:49:11,670 INFO L276 IsEmpty]: Start isEmpty. Operand 43763 states and 79367 transitions. [2020-12-23 08:49:11,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2020-12-23 08:49:11,690 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:49:11,690 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 08:49:11,690 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2020-12-23 08:49:11,691 INFO L429 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:49:11,691 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:49:11,691 INFO L82 PathProgramCache]: Analyzing trace with hash -1307375399, now seen corresponding path program 2 times [2020-12-23 08:49:11,691 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:49:11,692 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1018755725] [2020-12-23 08:49:11,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:49:11,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:49:11,768 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:49:11,768 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1018755725] [2020-12-23 08:49:11,768 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:49:11,768 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 08:49:11,768 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [17681428] [2020-12-23 08:49:11,769 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 08:49:11,769 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:49:11,769 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 08:49:11,770 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 08:49:11,770 INFO L87 Difference]: Start difference. First operand 43763 states and 79367 transitions. Second operand 5 states. [2020-12-23 08:49:13,634 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:49:13,635 INFO L93 Difference]: Finished difference Result 87677 states and 158989 transitions. [2020-12-23 08:49:13,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-23 08:49:13,642 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 104 [2020-12-23 08:49:13,643 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:49:13,739 INFO L225 Difference]: With dead ends: 87677 [2020-12-23 08:49:13,739 INFO L226 Difference]: Without dead ends: 44216 [2020-12-23 08:49:13,777 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-12-23 08:49:13,821 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44216 states. [2020-12-23 08:49:15,763 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44216 to 43763. [2020-12-23 08:49:15,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43763 states. [2020-12-23 08:49:15,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43763 states to 43763 states and 79239 transitions. [2020-12-23 08:49:15,832 INFO L78 Accepts]: Start accepts. Automaton has 43763 states and 79239 transitions. Word has length 104 [2020-12-23 08:49:15,832 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:49:15,832 INFO L481 AbstractCegarLoop]: Abstraction has 43763 states and 79239 transitions. [2020-12-23 08:49:15,832 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 08:49:15,833 INFO L276 IsEmpty]: Start isEmpty. Operand 43763 states and 79239 transitions. [2020-12-23 08:49:15,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2020-12-23 08:49:15,856 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:49:15,857 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 08:49:15,857 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2020-12-23 08:49:15,857 INFO L429 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:49:15,857 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:49:15,858 INFO L82 PathProgramCache]: Analyzing trace with hash 232019468, now seen corresponding path program 1 times [2020-12-23 08:49:15,858 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:49:15,858 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [841595928] [2020-12-23 08:49:15,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:49:15,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:49:15,923 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 08:49:15,923 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [841595928] [2020-12-23 08:49:15,923 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:49:15,923 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 08:49:15,924 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1079752431] [2020-12-23 08:49:15,924 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 08:49:15,924 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:49:15,924 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 08:49:15,925 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:49:15,925 INFO L87 Difference]: Start difference. First operand 43763 states and 79239 transitions. Second operand 3 states. [2020-12-23 08:49:19,121 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:49:19,121 INFO L93 Difference]: Finished difference Result 122791 states and 222167 transitions. [2020-12-23 08:49:19,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 08:49:19,122 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 104 [2020-12-23 08:49:19,122 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:49:19,266 INFO L225 Difference]: With dead ends: 122791 [2020-12-23 08:49:19,266 INFO L226 Difference]: Without dead ends: 79290 [2020-12-23 08:49:19,312 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 08:49:19,370 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79290 states. [2020-12-23 08:49:22,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79290 to 78837. [2020-12-23 08:49:22,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 78837 states. [2020-12-23 08:49:23,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78837 states to 78837 states and 142344 transitions. [2020-12-23 08:49:23,003 INFO L78 Accepts]: Start accepts. Automaton has 78837 states and 142344 transitions. Word has length 104 [2020-12-23 08:49:23,004 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:49:23,004 INFO L481 AbstractCegarLoop]: Abstraction has 78837 states and 142344 transitions. [2020-12-23 08:49:23,004 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 08:49:23,004 INFO L276 IsEmpty]: Start isEmpty. Operand 78837 states and 142344 transitions. [2020-12-23 08:49:23,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2020-12-23 08:49:23,041 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:49:23,041 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 08:49:23,041 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2020-12-23 08:49:23,041 INFO L429 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:49:23,041 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:49:23,042 INFO L82 PathProgramCache]: Analyzing trace with hash -1625499437, now seen corresponding path program 1 times [2020-12-23 08:49:23,042 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:49:23,042 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [829125240] [2020-12-23 08:49:23,042 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:49:23,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:49:23,185 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-12-23 08:49:23,186 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [829125240] [2020-12-23 08:49:23,186 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:49:23,186 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-12-23 08:49:23,186 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [77185706] [2020-12-23 08:49:23,186 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-12-23 08:49:23,187 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:49:23,187 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-12-23 08:49:23,187 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2020-12-23 08:49:23,187 INFO L87 Difference]: Start difference. First operand 78837 states and 142344 transitions. Second operand 9 states. [2020-12-23 08:49:30,663 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:49:30,663 INFO L93 Difference]: Finished difference Result 160410 states and 289254 transitions. [2020-12-23 08:49:30,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-12-23 08:49:30,666 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 105 [2020-12-23 08:49:30,666 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:49:31,093 INFO L225 Difference]: With dead ends: 160410 [2020-12-23 08:49:31,094 INFO L226 Difference]: Without dead ends: 160014 [2020-12-23 08:49:31,131 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=182, Invalid=370, Unknown=0, NotChecked=0, Total=552 [2020-12-23 08:49:31,234 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160014 states. [2020-12-23 08:49:37,953 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160014 to 157403. [2020-12-23 08:49:37,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 157403 states. [2020-12-23 08:49:38,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157403 states to 157403 states and 284232 transitions. [2020-12-23 08:49:38,286 INFO L78 Accepts]: Start accepts. Automaton has 157403 states and 284232 transitions. Word has length 105 [2020-12-23 08:49:38,286 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:49:38,286 INFO L481 AbstractCegarLoop]: Abstraction has 157403 states and 284232 transitions. [2020-12-23 08:49:38,287 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-12-23 08:49:38,287 INFO L276 IsEmpty]: Start isEmpty. Operand 157403 states and 284232 transitions. [2020-12-23 08:49:38,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2020-12-23 08:49:38,694 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:49:38,695 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 08:49:38,695 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2020-12-23 08:49:38,695 INFO L429 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:49:38,695 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:49:38,696 INFO L82 PathProgramCache]: Analyzing trace with hash 1223143988, now seen corresponding path program 1 times [2020-12-23 08:49:38,696 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:49:38,696 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [965493991] [2020-12-23 08:49:38,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:49:38,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:49:38,803 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-12-23 08:49:38,804 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [965493991] [2020-12-23 08:49:38,804 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:49:38,804 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 08:49:38,804 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2070022426] [2020-12-23 08:49:38,804 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 08:49:38,805 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:49:38,805 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 08:49:38,805 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-23 08:49:38,805 INFO L87 Difference]: Start difference. First operand 157403 states and 284232 transitions. Second operand 4 states. [2020-12-23 08:49:44,202 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:49:44,202 INFO L93 Difference]: Finished difference Result 158222 states and 285618 transitions. [2020-12-23 08:49:44,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-23 08:49:44,203 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 106 [2020-12-23 08:49:44,203 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:49:44,485 INFO L225 Difference]: With dead ends: 158222 [2020-12-23 08:49:44,485 INFO L226 Difference]: Without dead ends: 157774 [2020-12-23 08:49:44,521 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-23 08:49:44,632 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 157774 states. [2020-12-23 08:49:51,045 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 157774 to 157402. [2020-12-23 08:49:51,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 157402 states. [2020-12-23 08:49:51,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157402 states to 157402 states and 284228 transitions. [2020-12-23 08:49:51,387 INFO L78 Accepts]: Start accepts. Automaton has 157402 states and 284228 transitions. Word has length 106 [2020-12-23 08:49:51,388 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:49:51,388 INFO L481 AbstractCegarLoop]: Abstraction has 157402 states and 284228 transitions. [2020-12-23 08:49:51,388 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 08:49:51,388 INFO L276 IsEmpty]: Start isEmpty. Operand 157402 states and 284228 transitions. [2020-12-23 08:49:51,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2020-12-23 08:49:51,443 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:49:51,443 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 08:49:51,443 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2020-12-23 08:49:51,443 INFO L429 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:49:51,444 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:49:51,444 INFO L82 PathProgramCache]: Analyzing trace with hash 1388850851, now seen corresponding path program 1 times [2020-12-23 08:49:51,444 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:49:51,444 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1693502856] [2020-12-23 08:49:51,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:49:51,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:49:51,941 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-12-23 08:49:51,941 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1693502856] [2020-12-23 08:49:51,941 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:49:51,941 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-12-23 08:49:51,941 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [657084830] [2020-12-23 08:49:51,942 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-23 08:49:51,942 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:49:51,943 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-23 08:49:51,943 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-12-23 08:49:51,943 INFO L87 Difference]: Start difference. First operand 157402 states and 284228 transitions. Second operand 6 states. [2020-12-23 08:49:57,300 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:49:57,300 INFO L93 Difference]: Finished difference Result 158739 states and 286503 transitions. [2020-12-23 08:49:57,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-23 08:49:57,300 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 107 [2020-12-23 08:49:57,301 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:49:57,683 INFO L225 Difference]: With dead ends: 158739 [2020-12-23 08:49:57,683 INFO L226 Difference]: Without dead ends: 157920 [2020-12-23 08:49:57,719 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2020-12-23 08:49:57,836 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 157920 states. [2020-12-23 08:50:04,401 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 157920 to 157385. [2020-12-23 08:50:04,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 157385 states. [2020-12-23 08:50:04,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157385 states to 157385 states and 284189 transitions. [2020-12-23 08:50:04,980 INFO L78 Accepts]: Start accepts. Automaton has 157385 states and 284189 transitions. Word has length 107 [2020-12-23 08:50:04,981 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:50:04,981 INFO L481 AbstractCegarLoop]: Abstraction has 157385 states and 284189 transitions. [2020-12-23 08:50:04,981 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-12-23 08:50:04,981 INFO L276 IsEmpty]: Start isEmpty. Operand 157385 states and 284189 transitions. [2020-12-23 08:50:05,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2020-12-23 08:50:05,053 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:50:05,053 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 08:50:05,053 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2020-12-23 08:50:05,054 INFO L429 AbstractCegarLoop]: === Iteration 25 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:50:05,054 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:50:05,054 INFO L82 PathProgramCache]: Analyzing trace with hash -1989969896, now seen corresponding path program 1 times [2020-12-23 08:50:05,054 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:50:05,054 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1679042034] [2020-12-23 08:50:05,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:50:05,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:50:05,151 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-12-23 08:50:05,152 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1679042034] [2020-12-23 08:50:05,152 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:50:05,152 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-12-23 08:50:05,152 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1492938389] [2020-12-23 08:50:05,152 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-12-23 08:50:05,153 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:50:05,153 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-12-23 08:50:05,153 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-12-23 08:50:05,153 INFO L87 Difference]: Start difference. First operand 157385 states and 284189 transitions. Second operand 7 states. [2020-12-23 08:50:10,934 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:50:10,934 INFO L93 Difference]: Finished difference Result 158309 states and 285739 transitions. [2020-12-23 08:50:10,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-12-23 08:50:10,935 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 107 [2020-12-23 08:50:10,935 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:50:11,214 INFO L225 Difference]: With dead ends: 158309 [2020-12-23 08:50:11,215 INFO L226 Difference]: Without dead ends: 157556 [2020-12-23 08:50:11,255 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=55, Invalid=101, Unknown=0, NotChecked=0, Total=156 [2020-12-23 08:50:11,366 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 157556 states. [2020-12-23 08:50:18,227 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 157556 to 157349. [2020-12-23 08:50:18,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 157349 states. [2020-12-23 08:50:18,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157349 states to 157349 states and 284111 transitions. [2020-12-23 08:50:18,575 INFO L78 Accepts]: Start accepts. Automaton has 157349 states and 284111 transitions. Word has length 107 [2020-12-23 08:50:18,575 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:50:18,576 INFO L481 AbstractCegarLoop]: Abstraction has 157349 states and 284111 transitions. [2020-12-23 08:50:18,576 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-12-23 08:50:18,576 INFO L276 IsEmpty]: Start isEmpty. Operand 157349 states and 284111 transitions. [2020-12-23 08:50:19,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2020-12-23 08:50:19,005 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:50:19,006 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 08:50:19,006 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2020-12-23 08:50:19,006 INFO L429 AbstractCegarLoop]: === Iteration 26 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:50:19,006 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:50:19,006 INFO L82 PathProgramCache]: Analyzing trace with hash -45268416, now seen corresponding path program 1 times [2020-12-23 08:50:19,006 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:50:19,007 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [84072575] [2020-12-23 08:50:19,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:50:19,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:50:19,108 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-12-23 08:50:19,108 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [84072575] [2020-12-23 08:50:19,109 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:50:19,109 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 08:50:19,109 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [766460537] [2020-12-23 08:50:19,109 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 08:50:19,109 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:50:19,110 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 08:50:19,110 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-23 08:50:19,110 INFO L87 Difference]: Start difference. First operand 157349 states and 284111 transitions. Second operand 4 states. [2020-12-23 08:50:27,571 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:50:27,571 INFO L93 Difference]: Finished difference Result 237935 states and 429359 transitions. [2020-12-23 08:50:27,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-23 08:50:27,572 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 107 [2020-12-23 08:50:27,572 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:50:28,600 INFO L225 Difference]: With dead ends: 237935 [2020-12-23 08:50:28,601 INFO L226 Difference]: Without dead ends: 237274 [2020-12-23 08:50:28,714 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-23 08:50:28,969 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 237274 states.