/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_spec0_product24.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-bitabs-dcfa08f [2020-12-23 08:40:22,129 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-23 08:40:22,133 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-23 08:40:22,169 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-23 08:40:22,169 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-23 08:40:22,171 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-23 08:40:22,173 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-23 08:40:22,176 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-23 08:40:22,178 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-23 08:40:22,180 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-23 08:40:22,181 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-23 08:40:22,183 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-23 08:40:22,184 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-23 08:40:22,185 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-23 08:40:22,187 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-23 08:40:22,188 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-23 08:40:22,189 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-23 08:40:22,191 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-23 08:40:22,193 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-23 08:40:22,196 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-23 08:40:22,198 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-23 08:40:22,200 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-23 08:40:22,202 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-23 08:40:22,204 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-23 08:40:22,213 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-23 08:40:22,214 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-23 08:40:22,214 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-23 08:40:22,220 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-23 08:40:22,222 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-23 08:40:22,223 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-23 08:40:22,224 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-23 08:40:22,245 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-23 08:40:22,246 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-23 08:40:22,248 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-23 08:40:22,249 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-23 08:40:22,250 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-23 08:40:22,251 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-23 08:40:22,251 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-23 08:40:22,251 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-23 08:40:22,252 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-23 08:40:22,253 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-23 08:40:22,254 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 08:40:22,289 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-23 08:40:22,289 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-23 08:40:22,291 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-23 08:40:22,292 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-23 08:40:22,292 INFO L138 SettingsManager]: * Use SBE=true [2020-12-23 08:40:22,292 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-23 08:40:22,293 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-23 08:40:22,293 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-23 08:40:22,294 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-23 08:40:22,295 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-23 08:40:22,295 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-23 08:40:22,295 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-23 08:40:22,295 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-23 08:40:22,295 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-23 08:40:22,296 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-23 08:40:22,297 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-23 08:40:22,297 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-23 08:40:22,297 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-23 08:40:22,298 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-23 08:40:22,298 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-23 08:40:22,298 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-23 08:40:22,298 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-23 08:40:22,298 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-23 08:40:22,299 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-23 08:40:22,299 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-23 08:40:22,299 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-23 08:40:22,751 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-23 08:40:22,779 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-23 08:40:22,782 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-23 08:40:22,784 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-23 08:40:22,785 INFO L275 PluginConnector]: CDTParser initialized [2020-12-23 08:40:22,786 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/email_spec0_product24.cil.c [2020-12-23 08:40:22,871 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/0c5c4d3b6/b2f22b521d9e4287892f294019199dfe/FLAG9ba3f9341 [2020-12-23 08:40:23,721 INFO L306 CDTParser]: Found 1 translation units. [2020-12-23 08:40:23,724 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec0_product24.cil.c [2020-12-23 08:40:23,747 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/0c5c4d3b6/b2f22b521d9e4287892f294019199dfe/FLAG9ba3f9341 [2020-12-23 08:40:23,887 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/0c5c4d3b6/b2f22b521d9e4287892f294019199dfe [2020-12-23 08:40:23,891 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-23 08:40:23,895 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-23 08:40:23,897 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-23 08:40:23,898 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-23 08:40:23,902 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-23 08:40:23,903 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.12 08:40:23" (1/1) ... [2020-12-23 08:40:23,906 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61e844c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 08:40:23, skipping insertion in model container [2020-12-23 08:40:23,906 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.12 08:40:23" (1/1) ... [2020-12-23 08:40:23,922 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-23 08:40:24,034 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[~op1~0,] left hand side expression in assignment: lhs: VariableLHS[~op2~0,] left hand side expression in assignment: lhs: VariableLHS[~op3~0,] left hand side expression in assignment: lhs: VariableLHS[~op4~0,] left hand side expression in assignment: lhs: VariableLHS[~op5~0,] left hand side expression in assignment: lhs: VariableLHS[~op6~0,] left hand side expression in assignment: lhs: VariableLHS[~op7~0,] left hand side expression in assignment: lhs: VariableLHS[~op8~0,] left hand side expression in assignment: lhs: VariableLHS[~op9~0,] left hand side expression in assignment: lhs: VariableLHS[~op10~0,] left hand side expression in assignment: lhs: VariableLHS[~op11~0,] left hand side expression in assignment: lhs: VariableLHS[~splverifierCounter~0,] left hand side expression in assignment: lhs: VariableLHS[~splverifierCounter~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___9~0,] left hand side expression in assignment: lhs: VariableLHS[~op1~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___8~0,] left hand side expression in assignment: lhs: VariableLHS[~op2~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___7~0,] left hand side expression in assignment: lhs: VariableLHS[~op3~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___6~0,] left hand side expression in assignment: lhs: VariableLHS[~op4~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___5~0,] left hand side expression in assignment: lhs: VariableLHS[~op5~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~0,] left hand side expression in assignment: lhs: VariableLHS[~op6~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~0,] left hand side expression in assignment: lhs: VariableLHS[~op7~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~0,] left hand side expression in assignment: lhs: VariableLHS[~op8~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~0,] left hand side expression in assignment: lhs: VariableLHS[~op9~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~0,] left hand side expression in assignment: lhs: VariableLHS[~op10~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~0,] left hand side expression in assignment: lhs: VariableLHS[~op11~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp~4,] left hand side expression in assignment: lhs: VariableLHS[~fwreceiver~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~5,] 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~6,] 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~7,] left hand side expression in assignment: lhs: VariableLHS[~sender~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~8,] left hand side expression in assignment: lhs: VariableLHS[~privkey~0,] left hand side expression in assignment: lhs: VariableLHS[~__utac__ad__arg1~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~9,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~1,] 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[~pubkey~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~10,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~2,] left hand side expression in assignment: lhs: VariableLHS[~bob~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp1~0,] left hand side expression in assignment: lhs: VariableLHS[~rjh~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp2~0,] 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~11,] left hand side expression in assignment: lhs: VariableLHS[~tmp~12,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~1,] [2020-12-23 08:40:24,709 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_spec0_product24.cil.c[24959,24972] left hand side expression in assignment: lhs: VariableLHS[~excep~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~13,] left hand side expression in assignment: lhs: VariableLHS[~cf~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_15~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_15~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_16~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_16~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp12~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_17~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_18~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_17~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp13~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp14~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_19~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_19~0,] left hand side expression in assignment: lhs: VariableLHS[~excep~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_15~1,] left hand side expression in assignment: lhs: VariableLHS[~cf~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~14,] 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_tmp5~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~1,] left hand side expression in assignment: lhs: VariableLHS[~mem_16~2,] left hand side expression in assignment: lhs: VariableLHS[~cf~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~2,] left hand side expression in assignment: lhs: VariableLHS[~mem_17~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp12~2,] left hand side expression in assignment: lhs: VariableLHS[~mem_18~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp13~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp14~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp15~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_19~1,] left hand side expression in assignment: lhs: VariableLHS[~cf~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~15,] 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~17,] 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~17,] left hand side expression in assignment: lhs: VariableLHS[~mem_24~0,] 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[~__cil_tmp4~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~2,] left hand side expression in assignment: lhs: VariableLHS[~mem_12~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~3,] left hand side expression in assignment: lhs: VariableLHS[~mem_13~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~3,] left hand side expression in assignment: lhs: VariableLHS[~mem_12~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~4,] left hand side expression in assignment: lhs: VariableLHS[~mem_13~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~19,] left hand side expression in assignment: lhs: VariableLHS[~tmp~16,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp~17,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp~18,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~msg~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~tmp~19,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~23,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_counter~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_name0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_name1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_name2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_outbuffer0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_outbuffer1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_outbuffer2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~__ste_ClientAddressBook_size0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_ClientAddressBook_size1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_ClientAddressBook_size2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp~20,] left hand side expression in assignment: lhs: VariableLHS[~size~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~29,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~29,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~30,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~30,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~30,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~30,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~30,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~30,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~30,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~30,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~30,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~30,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~30,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~30,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~30,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~31,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~31,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~31,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~31,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~31,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~31,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~31,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~31,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~31,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~31,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~31,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~31,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~31,] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook0_Alias0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook0_Alias1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook0_Alias2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook1_Alias0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook1_Alias1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook1_Alias2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook2_Alias0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook2_Alias1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook2_Alias2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook0_Address0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook0_Address1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook0_Address2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook1_Address0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook1_Address1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook1_Address2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook2_Address0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook2_Address1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook2_Address2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_autoResponse0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_autoResponse1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_autoResponse2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_privateKey0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_privateKey1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_privateKey2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~35,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~35,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~35,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~35,] left hand side expression in assignment: lhs: VariableLHS[~__ste_ClientKeyring_size0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_ClientKeyring_size1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_ClientKeyring_size2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp~21,] left hand side expression in assignment: lhs: VariableLHS[~size~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~36,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~36,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~37,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~37,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~37,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~37,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~37,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~37,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~37,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~37,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~37,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~37,] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_Keyring0_User0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_Keyring0_User1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_Keyring1_User0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_Keyring1_User1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_Keyring2_User0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_Keyring2_User1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~38,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~38,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~38,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~38,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~38,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~38,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~38,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~38,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~38,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~38,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~39,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~39,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~39,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~39,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~39,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~39,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~39,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~39,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~39,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~39,] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_Keyring0_PublicKey0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_Keyring0_PublicKey1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_Keyring1_PublicKey0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_Keyring1_PublicKey1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_Keyring2_PublicKey0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_Keyring2_PublicKey1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~40,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~40,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~40,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~40,] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_forwardReceiver0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_forwardReceiver1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_forwardReceiver2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~41,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~41,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~41,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~41,] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_idCounter0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_idCounter1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_idCounter2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~42,] [2020-12-23 08:40:24,911 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-23 08:40:24,926 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[~op1~0,] left hand side expression in assignment: lhs: VariableLHS[~op2~0,] left hand side expression in assignment: lhs: VariableLHS[~op3~0,] left hand side expression in assignment: lhs: VariableLHS[~op4~0,] left hand side expression in assignment: lhs: VariableLHS[~op5~0,] left hand side expression in assignment: lhs: VariableLHS[~op6~0,] left hand side expression in assignment: lhs: VariableLHS[~op7~0,] left hand side expression in assignment: lhs: VariableLHS[~op8~0,] left hand side expression in assignment: lhs: VariableLHS[~op9~0,] left hand side expression in assignment: lhs: VariableLHS[~op10~0,] left hand side expression in assignment: lhs: VariableLHS[~op11~0,] left hand side expression in assignment: lhs: VariableLHS[~splverifierCounter~0,] left hand side expression in assignment: lhs: VariableLHS[~splverifierCounter~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___9~0,] left hand side expression in assignment: lhs: VariableLHS[~op1~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___8~0,] left hand side expression in assignment: lhs: VariableLHS[~op2~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___7~0,] left hand side expression in assignment: lhs: VariableLHS[~op3~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___6~0,] left hand side expression in assignment: lhs: VariableLHS[~op4~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___5~0,] left hand side expression in assignment: lhs: VariableLHS[~op5~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~0,] left hand side expression in assignment: lhs: VariableLHS[~op6~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~0,] left hand side expression in assignment: lhs: VariableLHS[~op7~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~0,] left hand side expression in assignment: lhs: VariableLHS[~op8~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~0,] left hand side expression in assignment: lhs: VariableLHS[~op9~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~0,] left hand side expression in assignment: lhs: VariableLHS[~op10~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~0,] left hand side expression in assignment: lhs: VariableLHS[~op11~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp~4,] left hand side expression in assignment: lhs: VariableLHS[~fwreceiver~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~5,] 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~6,] 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~7,] left hand side expression in assignment: lhs: VariableLHS[~sender~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~8,] left hand side expression in assignment: lhs: VariableLHS[~privkey~0,] left hand side expression in assignment: lhs: VariableLHS[~__utac__ad__arg1~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~9,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~1,] 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[~pubkey~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~10,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~2,] left hand side expression in assignment: lhs: VariableLHS[~bob~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp1~0,] left hand side expression in assignment: lhs: VariableLHS[~rjh~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp2~0,] 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~11,] left hand side expression in assignment: lhs: VariableLHS[~tmp~12,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~1,] [2020-12-23 08:40:24,988 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_spec0_product24.cil.c[24959,24972] left hand side expression in assignment: lhs: VariableLHS[~excep~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~13,] left hand side expression in assignment: lhs: VariableLHS[~cf~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_15~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_15~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_16~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_16~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp12~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_17~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_18~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_17~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp13~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp14~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_19~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_19~0,] left hand side expression in assignment: lhs: VariableLHS[~excep~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_15~1,] left hand side expression in assignment: lhs: VariableLHS[~cf~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~14,] 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_tmp5~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~1,] left hand side expression in assignment: lhs: VariableLHS[~mem_16~2,] left hand side expression in assignment: lhs: VariableLHS[~cf~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~2,] left hand side expression in assignment: lhs: VariableLHS[~mem_17~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp12~2,] left hand side expression in assignment: lhs: VariableLHS[~mem_18~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp13~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp14~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp15~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_19~1,] left hand side expression in assignment: lhs: VariableLHS[~cf~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~15,] 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~17,] 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~17,] left hand side expression in assignment: lhs: VariableLHS[~mem_24~0,] 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[~__cil_tmp4~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~2,] left hand side expression in assignment: lhs: VariableLHS[~mem_12~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~3,] left hand side expression in assignment: lhs: VariableLHS[~mem_13~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~3,] left hand side expression in assignment: lhs: VariableLHS[~mem_12~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~4,] left hand side expression in assignment: lhs: VariableLHS[~mem_13~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~19,] left hand side expression in assignment: lhs: VariableLHS[~tmp~16,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp~17,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp~18,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~msg~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~tmp~19,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~23,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_counter~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_name0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_name1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_name2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_outbuffer0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_outbuffer1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_outbuffer2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~__ste_ClientAddressBook_size0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_ClientAddressBook_size1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_ClientAddressBook_size2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp~20,] left hand side expression in assignment: lhs: VariableLHS[~size~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~29,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~29,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~30,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~30,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~30,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~30,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~30,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~30,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~30,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~30,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~30,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~30,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~30,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~30,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~30,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~31,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~31,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~31,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~31,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~31,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~31,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~31,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~31,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~31,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~31,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~31,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~31,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~31,] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook0_Alias0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook0_Alias1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook0_Alias2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook1_Alias0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook1_Alias1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook1_Alias2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook2_Alias0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook2_Alias1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook2_Alias2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook0_Address0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook0_Address1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook0_Address2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook1_Address0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook1_Address1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook1_Address2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook2_Address0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook2_Address1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook2_Address2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_autoResponse0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_autoResponse1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_autoResponse2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_privateKey0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_privateKey1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_privateKey2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~35,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~35,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~35,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~35,] left hand side expression in assignment: lhs: VariableLHS[~__ste_ClientKeyring_size0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_ClientKeyring_size1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_ClientKeyring_size2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp~21,] left hand side expression in assignment: lhs: VariableLHS[~size~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~36,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~36,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~37,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~37,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~37,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~37,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~37,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~37,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~37,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~37,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~37,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~37,] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_Keyring0_User0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_Keyring0_User1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_Keyring1_User0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_Keyring1_User1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_Keyring2_User0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_Keyring2_User1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~38,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~38,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~38,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~38,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~38,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~38,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~38,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~38,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~38,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~38,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~39,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~39,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~39,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~39,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~39,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~39,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~39,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~39,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~39,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~39,] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_Keyring0_PublicKey0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_Keyring0_PublicKey1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_Keyring1_PublicKey0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_Keyring1_PublicKey1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_Keyring2_PublicKey0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_Keyring2_PublicKey1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~40,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~40,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~40,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~40,] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_forwardReceiver0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_forwardReceiver1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_forwardReceiver2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~41,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~41,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~41,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~41,] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_idCounter0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_idCounter1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_idCounter2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~42,] [2020-12-23 08:40:25,069 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-23 08:40:25,193 INFO L208 MainTranslator]: Completed translation [2020-12-23 08:40:25,193 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 08:40:25 WrapperNode [2020-12-23 08:40:25,193 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-23 08:40:25,195 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-23 08:40:25,195 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-23 08:40:25,195 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-23 08:40:25,204 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 08:40:25" (1/1) ... [2020-12-23 08:40:25,266 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 08:40:25" (1/1) ... [2020-12-23 08:40:25,373 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-23 08:40:25,377 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-23 08:40:25,377 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-23 08:40:25,378 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-23 08:40:25,391 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 08:40:25" (1/1) ... [2020-12-23 08:40:25,391 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 08:40:25" (1/1) ... [2020-12-23 08:40:25,416 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 08:40:25" (1/1) ... [2020-12-23 08:40:25,416 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 08:40:25" (1/1) ... [2020-12-23 08:40:25,482 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 08:40:25" (1/1) ... [2020-12-23 08:40:25,525 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 08:40:25" (1/1) ... [2020-12-23 08:40:25,532 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 08:40:25" (1/1) ... [2020-12-23 08:40:25,550 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-23 08:40:25,551 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-23 08:40:25,552 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-23 08:40:25,552 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-23 08:40:25,553 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 08:40:25" (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 08:40:25,672 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-12-23 08:40:25,672 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-23 08:40:25,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-23 08:40:25,673 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-23 08:40:25,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-23 08:40:29,027 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-23 08:40:29,028 INFO L299 CfgBuilder]: Removed 323 assume(true) statements. [2020-12-23 08:40:29,030 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 08:40:29 BoogieIcfgContainer [2020-12-23 08:40:29,031 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-23 08:40:29,032 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-23 08:40:29,033 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-23 08:40:29,036 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-23 08:40:29,037 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.12 08:40:23" (1/3) ... [2020-12-23 08:40:29,038 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e517735 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.12 08:40:29, skipping insertion in model container [2020-12-23 08:40:29,038 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 08:40:25" (2/3) ... [2020-12-23 08:40:29,038 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e517735 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.12 08:40:29, skipping insertion in model container [2020-12-23 08:40:29,038 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 08:40:29" (3/3) ... [2020-12-23 08:40:29,040 INFO L111 eAbstractionObserver]: Analyzing ICFG email_spec0_product24.cil.c [2020-12-23 08:40:29,047 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-23 08:40:29,053 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2020-12-23 08:40:29,072 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2020-12-23 08:40:29,101 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-23 08:40:29,101 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-23 08:40:29,102 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-23 08:40:29,102 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-23 08:40:29,102 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-23 08:40:29,102 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-23 08:40:29,102 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-23 08:40:29,103 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-23 08:40:29,131 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states. [2020-12-23 08:40:29,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-12-23 08:40:29,146 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:40:29,147 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 08:40:29,147 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:40:29,154 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:40:29,154 INFO L82 PathProgramCache]: Analyzing trace with hash -93800768, now seen corresponding path program 1 times [2020-12-23 08:40:29,163 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:40:29,164 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1986168897] [2020-12-23 08:40:29,164 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:40:29,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:40:29,659 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 08:40:29,660 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1986168897] [2020-12-23 08:40:29,661 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:40:29,662 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 08:40:29,662 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [25993809] [2020-12-23 08:40:29,667 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 08:40:29,668 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:40:29,683 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 08:40:29,684 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:40:29,687 INFO L87 Difference]: Start difference. First operand 463 states. Second operand 3 states. [2020-12-23 08:40:30,056 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:40:30,057 INFO L93 Difference]: Finished difference Result 1354 states and 2339 transitions. [2020-12-23 08:40:30,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 08:40:30,063 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 51 [2020-12-23 08:40:30,063 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:40:30,104 INFO L225 Difference]: With dead ends: 1354 [2020-12-23 08:40:30,104 INFO L226 Difference]: Without dead ends: 852 [2020-12-23 08:40:30,115 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 08:40:30,140 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 852 states. [2020-12-23 08:40:30,232 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 852 to 435. [2020-12-23 08:40:30,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 435 states. [2020-12-23 08:40:30,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 435 states and 749 transitions. [2020-12-23 08:40:30,243 INFO L78 Accepts]: Start accepts. Automaton has 435 states and 749 transitions. Word has length 51 [2020-12-23 08:40:30,244 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:40:30,244 INFO L481 AbstractCegarLoop]: Abstraction has 435 states and 749 transitions. [2020-12-23 08:40:30,244 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 08:40:30,244 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 749 transitions. [2020-12-23 08:40:30,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-12-23 08:40:30,253 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:40:30,255 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 08:40:30,255 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-23 08:40:30,255 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:40:30,257 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:40:30,257 INFO L82 PathProgramCache]: Analyzing trace with hash 568011277, now seen corresponding path program 1 times [2020-12-23 08:40:30,257 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:40:30,258 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1969916175] [2020-12-23 08:40:30,258 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:40:30,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:40:30,477 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 08:40:30,477 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1969916175] [2020-12-23 08:40:30,478 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:40:30,478 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 08:40:30,479 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1683573166] [2020-12-23 08:40:30,481 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 08:40:30,481 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:40:30,482 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 08:40:30,483 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 08:40:30,483 INFO L87 Difference]: Start difference. First operand 435 states and 749 transitions. Second operand 5 states. [2020-12-23 08:40:30,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:40:30,812 INFO L93 Difference]: Finished difference Result 1254 states and 2163 transitions. [2020-12-23 08:40:30,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-23 08:40:30,813 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 53 [2020-12-23 08:40:30,813 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:40:30,819 INFO L225 Difference]: With dead ends: 1254 [2020-12-23 08:40:30,820 INFO L226 Difference]: Without dead ends: 838 [2020-12-23 08:40:30,823 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 08:40:30,824 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 838 states. [2020-12-23 08:40:30,878 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 838 to 435. [2020-12-23 08:40:30,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 435 states. [2020-12-23 08:40:30,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 435 states and 748 transitions. [2020-12-23 08:40:30,881 INFO L78 Accepts]: Start accepts. Automaton has 435 states and 748 transitions. Word has length 53 [2020-12-23 08:40:30,882 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:40:30,882 INFO L481 AbstractCegarLoop]: Abstraction has 435 states and 748 transitions. [2020-12-23 08:40:30,882 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 08:40:30,883 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 748 transitions. [2020-12-23 08:40:30,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-12-23 08:40:30,888 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:40:30,888 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] [2020-12-23 08:40:30,890 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-23 08:40:30,890 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:40:30,893 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:40:30,894 INFO L82 PathProgramCache]: Analyzing trace with hash -802667296, now seen corresponding path program 1 times [2020-12-23 08:40:30,895 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:40:30,896 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [540037519] [2020-12-23 08:40:30,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:40:30,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:40:31,044 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 08:40:31,045 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [540037519] [2020-12-23 08:40:31,045 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:40:31,045 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 08:40:31,046 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1909115319] [2020-12-23 08:40:31,046 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 08:40:31,046 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:40:31,047 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 08:40:31,048 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:40:31,048 INFO L87 Difference]: Start difference. First operand 435 states and 748 transitions. Second operand 3 states. [2020-12-23 08:40:31,110 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:40:31,110 INFO L93 Difference]: Finished difference Result 852 states and 1470 transitions. [2020-12-23 08:40:31,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 08:40:31,111 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 54 [2020-12-23 08:40:31,111 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:40:31,114 INFO L225 Difference]: With dead ends: 852 [2020-12-23 08:40:31,114 INFO L226 Difference]: Without dead ends: 440 [2020-12-23 08:40:31,116 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:40:31,119 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 440 states. [2020-12-23 08:40:31,144 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 440 to 435. [2020-12-23 08:40:31,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 435 states. [2020-12-23 08:40:31,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 435 states and 747 transitions. [2020-12-23 08:40:31,148 INFO L78 Accepts]: Start accepts. Automaton has 435 states and 747 transitions. Word has length 54 [2020-12-23 08:40:31,154 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:40:31,155 INFO L481 AbstractCegarLoop]: Abstraction has 435 states and 747 transitions. [2020-12-23 08:40:31,155 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 08:40:31,155 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 747 transitions. [2020-12-23 08:40:31,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-12-23 08:40:31,156 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:40:31,156 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] [2020-12-23 08:40:31,157 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-12-23 08:40:31,157 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:40:31,157 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:40:31,158 INFO L82 PathProgramCache]: Analyzing trace with hash -2010088486, now seen corresponding path program 1 times [2020-12-23 08:40:31,159 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:40:31,160 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1693834550] [2020-12-23 08:40:31,160 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:40:31,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:40:31,272 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:40:31,272 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1693834550] [2020-12-23 08:40:31,273 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:40:31,273 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 08:40:31,274 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [62277113] [2020-12-23 08:40:31,274 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 08:40:31,274 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:40:31,276 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 08:40:31,276 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:40:31,276 INFO L87 Difference]: Start difference. First operand 435 states and 747 transitions. Second operand 3 states. [2020-12-23 08:40:31,329 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:40:31,329 INFO L93 Difference]: Finished difference Result 862 states and 1483 transitions. [2020-12-23 08:40:31,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 08:40:31,330 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 55 [2020-12-23 08:40:31,331 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:40:31,333 INFO L225 Difference]: With dead ends: 862 [2020-12-23 08:40:31,334 INFO L226 Difference]: Without dead ends: 435 [2020-12-23 08:40:31,335 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 08:40:31,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 435 states. [2020-12-23 08:40:31,353 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 435 to 435. [2020-12-23 08:40:31,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 435 states. [2020-12-23 08:40:31,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 435 states and 745 transitions. [2020-12-23 08:40:31,356 INFO L78 Accepts]: Start accepts. Automaton has 435 states and 745 transitions. Word has length 55 [2020-12-23 08:40:31,357 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:40:31,358 INFO L481 AbstractCegarLoop]: Abstraction has 435 states and 745 transitions. [2020-12-23 08:40:31,358 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 08:40:31,358 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 745 transitions. [2020-12-23 08:40:31,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-12-23 08:40:31,361 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:40:31,361 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] [2020-12-23 08:40:31,362 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-12-23 08:40:31,362 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:40:31,363 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:40:31,363 INFO L82 PathProgramCache]: Analyzing trace with hash -1103890331, now seen corresponding path program 1 times [2020-12-23 08:40:31,364 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:40:31,364 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1719330721] [2020-12-23 08:40:31,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:40:31,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:40:31,501 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 08:40:31,502 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1719330721] [2020-12-23 08:40:31,502 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:40:31,502 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 08:40:31,502 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2117133361] [2020-12-23 08:40:31,504 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 08:40:31,505 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:40:31,505 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 08:40:31,507 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 08:40:31,507 INFO L87 Difference]: Start difference. First operand 435 states and 745 transitions. Second operand 5 states. [2020-12-23 08:40:31,793 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:40:31,796 INFO L93 Difference]: Finished difference Result 1244 states and 2143 transitions. [2020-12-23 08:40:31,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-23 08:40:31,797 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 56 [2020-12-23 08:40:31,797 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:40:31,802 INFO L225 Difference]: With dead ends: 1244 [2020-12-23 08:40:31,802 INFO L226 Difference]: Without dead ends: 836 [2020-12-23 08:40:31,804 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 08:40:31,806 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 836 states. [2020-12-23 08:40:31,831 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 836 to 435. [2020-12-23 08:40:31,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 435 states. [2020-12-23 08:40:31,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 435 states and 744 transitions. [2020-12-23 08:40:31,833 INFO L78 Accepts]: Start accepts. Automaton has 435 states and 744 transitions. Word has length 56 [2020-12-23 08:40:31,833 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:40:31,834 INFO L481 AbstractCegarLoop]: Abstraction has 435 states and 744 transitions. [2020-12-23 08:40:31,834 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 08:40:31,834 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 744 transitions. [2020-12-23 08:40:31,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-12-23 08:40:31,835 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:40:31,835 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] [2020-12-23 08:40:31,836 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-12-23 08:40:31,836 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:40:31,836 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:40:31,836 INFO L82 PathProgramCache]: Analyzing trace with hash -1722931294, now seen corresponding path program 1 times [2020-12-23 08:40:31,837 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:40:31,837 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [284158181] [2020-12-23 08:40:31,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:40:31,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:40:31,954 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 08:40:31,954 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [284158181] [2020-12-23 08:40:31,955 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:40:31,955 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 08:40:31,955 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1141989166] [2020-12-23 08:40:31,955 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 08:40:31,956 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:40:31,956 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 08:40:31,957 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 08:40:31,957 INFO L87 Difference]: Start difference. First operand 435 states and 744 transitions. Second operand 5 states. [2020-12-23 08:40:32,220 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:40:32,221 INFO L93 Difference]: Finished difference Result 1249 states and 2148 transitions. [2020-12-23 08:40:32,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-23 08:40:32,222 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 57 [2020-12-23 08:40:32,222 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:40:32,227 INFO L225 Difference]: With dead ends: 1249 [2020-12-23 08:40:32,227 INFO L226 Difference]: Without dead ends: 841 [2020-12-23 08:40:32,228 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 08:40:32,230 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 841 states. [2020-12-23 08:40:32,259 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 841 to 435. [2020-12-23 08:40:32,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 435 states. [2020-12-23 08:40:32,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 435 states and 743 transitions. [2020-12-23 08:40:32,262 INFO L78 Accepts]: Start accepts. Automaton has 435 states and 743 transitions. Word has length 57 [2020-12-23 08:40:32,262 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:40:32,262 INFO L481 AbstractCegarLoop]: Abstraction has 435 states and 743 transitions. [2020-12-23 08:40:32,262 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 08:40:32,262 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 743 transitions. [2020-12-23 08:40:32,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-12-23 08:40:32,263 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:40:32,264 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] [2020-12-23 08:40:32,264 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-12-23 08:40:32,265 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:40:32,269 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:40:32,270 INFO L82 PathProgramCache]: Analyzing trace with hash -2084503158, now seen corresponding path program 1 times [2020-12-23 08:40:32,270 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:40:32,270 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1786260865] [2020-12-23 08:40:32,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:40:32,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:40:32,374 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 08:40:32,375 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1786260865] [2020-12-23 08:40:32,375 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:40:32,375 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 08:40:32,376 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1305347969] [2020-12-23 08:40:32,377 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 08:40:32,377 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:40:32,377 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 08:40:32,378 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:40:32,378 INFO L87 Difference]: Start difference. First operand 435 states and 743 transitions. Second operand 3 states. [2020-12-23 08:40:32,419 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:40:32,420 INFO L93 Difference]: Finished difference Result 628 states and 1055 transitions. [2020-12-23 08:40:32,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 08:40:32,420 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 58 [2020-12-23 08:40:32,421 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:40:32,424 INFO L225 Difference]: With dead ends: 628 [2020-12-23 08:40:32,424 INFO L226 Difference]: Without dead ends: 438 [2020-12-23 08:40:32,425 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 08:40:32,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 438 states. [2020-12-23 08:40:32,470 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 438 to 437. [2020-12-23 08:40:32,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 437 states. [2020-12-23 08:40:32,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 437 states and 745 transitions. [2020-12-23 08:40:32,473 INFO L78 Accepts]: Start accepts. Automaton has 437 states and 745 transitions. Word has length 58 [2020-12-23 08:40:32,473 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:40:32,474 INFO L481 AbstractCegarLoop]: Abstraction has 437 states and 745 transitions. [2020-12-23 08:40:32,474 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 08:40:32,474 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 745 transitions. [2020-12-23 08:40:32,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2020-12-23 08:40:32,475 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:40:32,476 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] [2020-12-23 08:40:32,476 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-12-23 08:40:32,476 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:40:32,477 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:40:32,477 INFO L82 PathProgramCache]: Analyzing trace with hash 993533916, now seen corresponding path program 1 times [2020-12-23 08:40:32,477 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:40:32,478 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [488403129] [2020-12-23 08:40:32,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:40:32,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:40:32,550 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 08:40:32,551 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [488403129] [2020-12-23 08:40:32,551 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:40:32,551 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 08:40:32,552 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1108509551] [2020-12-23 08:40:32,552 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 08:40:32,552 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:40:32,553 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 08:40:32,553 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:40:32,553 INFO L87 Difference]: Start difference. First operand 437 states and 745 transitions. Second operand 3 states. [2020-12-23 08:40:32,624 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:40:32,624 INFO L93 Difference]: Finished difference Result 1197 states and 2059 transitions. [2020-12-23 08:40:32,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 08:40:32,625 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 66 [2020-12-23 08:40:32,625 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:40:32,630 INFO L225 Difference]: With dead ends: 1197 [2020-12-23 08:40:32,630 INFO L226 Difference]: Without dead ends: 791 [2020-12-23 08:40:32,631 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 08:40:32,633 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 791 states. [2020-12-23 08:40:32,669 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 791 to 601. [2020-12-23 08:40:32,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 601 states. [2020-12-23 08:40:32,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 601 states and 1045 transitions. [2020-12-23 08:40:32,672 INFO L78 Accepts]: Start accepts. Automaton has 601 states and 1045 transitions. Word has length 66 [2020-12-23 08:40:32,672 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:40:32,672 INFO L481 AbstractCegarLoop]: Abstraction has 601 states and 1045 transitions. [2020-12-23 08:40:32,672 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 08:40:32,673 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 1045 transitions. [2020-12-23 08:40:32,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-12-23 08:40:32,674 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:40:32,674 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] [2020-12-23 08:40:32,675 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-12-23 08:40:32,675 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:40:32,675 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:40:32,675 INFO L82 PathProgramCache]: Analyzing trace with hash 1356825501, now seen corresponding path program 1 times [2020-12-23 08:40:32,676 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:40:32,676 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [73754154] [2020-12-23 08:40:32,676 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:40:32,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:40:32,767 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 08:40:32,768 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [73754154] [2020-12-23 08:40:32,768 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:40:32,768 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 08:40:32,768 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1874635026] [2020-12-23 08:40:32,769 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 08:40:32,769 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:40:32,770 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 08:40:32,770 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 08:40:32,770 INFO L87 Difference]: Start difference. First operand 601 states and 1045 transitions. Second operand 5 states. [2020-12-23 08:40:33,057 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:40:33,057 INFO L93 Difference]: Finished difference Result 1733 states and 3041 transitions. [2020-12-23 08:40:33,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-23 08:40:33,058 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 67 [2020-12-23 08:40:33,059 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:40:33,065 INFO L225 Difference]: With dead ends: 1733 [2020-12-23 08:40:33,066 INFO L226 Difference]: Without dead ends: 1163 [2020-12-23 08:40:33,068 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 08:40:33,070 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1163 states. [2020-12-23 08:40:33,118 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1163 to 601. [2020-12-23 08:40:33,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 601 states. [2020-12-23 08:40:33,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 601 states and 1043 transitions. [2020-12-23 08:40:33,121 INFO L78 Accepts]: Start accepts. Automaton has 601 states and 1043 transitions. Word has length 67 [2020-12-23 08:40:33,122 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:40:33,122 INFO L481 AbstractCegarLoop]: Abstraction has 601 states and 1043 transitions. [2020-12-23 08:40:33,122 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 08:40:33,122 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 1043 transitions. [2020-12-23 08:40:33,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2020-12-23 08:40:33,124 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:40:33,124 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] [2020-12-23 08:40:33,124 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-12-23 08:40:33,124 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:40:33,125 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:40:33,125 INFO L82 PathProgramCache]: Analyzing trace with hash -1182701978, now seen corresponding path program 1 times [2020-12-23 08:40:33,125 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:40:33,125 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1341837703] [2020-12-23 08:40:33,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:40:33,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:40:33,234 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 08:40:33,235 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1341837703] [2020-12-23 08:40:33,235 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:40:33,235 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 08:40:33,235 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1718571757] [2020-12-23 08:40:33,235 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 08:40:33,236 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:40:33,236 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 08:40:33,236 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:40:33,236 INFO L87 Difference]: Start difference. First operand 601 states and 1043 transitions. Second operand 3 states. [2020-12-23 08:40:33,331 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:40:33,331 INFO L93 Difference]: Finished difference Result 1731 states and 3033 transitions. [2020-12-23 08:40:33,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 08:40:33,332 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 68 [2020-12-23 08:40:33,332 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:40:33,339 INFO L225 Difference]: With dead ends: 1731 [2020-12-23 08:40:33,339 INFO L226 Difference]: Without dead ends: 1161 [2020-12-23 08:40:33,341 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 08:40:33,343 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1161 states. [2020-12-23 08:40:33,409 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1161 to 971. [2020-12-23 08:40:33,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 971 states. [2020-12-23 08:40:33,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 971 states to 971 states and 1720 transitions. [2020-12-23 08:40:33,414 INFO L78 Accepts]: Start accepts. Automaton has 971 states and 1720 transitions. Word has length 68 [2020-12-23 08:40:33,414 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:40:33,414 INFO L481 AbstractCegarLoop]: Abstraction has 971 states and 1720 transitions. [2020-12-23 08:40:33,414 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 08:40:33,415 INFO L276 IsEmpty]: Start isEmpty. Operand 971 states and 1720 transitions. [2020-12-23 08:40:33,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2020-12-23 08:40:33,417 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:40:33,417 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] [2020-12-23 08:40:33,417 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-12-23 08:40:33,418 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:40:33,418 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:40:33,418 INFO L82 PathProgramCache]: Analyzing trace with hash -1616395256, now seen corresponding path program 1 times [2020-12-23 08:40:33,418 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:40:33,419 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [148083130] [2020-12-23 08:40:33,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:40:33,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:40:33,499 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 08:40:33,499 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [148083130] [2020-12-23 08:40:33,499 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1528471573] [2020-12-23 08:40:33,500 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 08:40:34,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:40:34,192 INFO L263 TraceCheckSpWp]: Trace formula consists of 958 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-23 08:40:34,202 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 08:40:34,355 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 08:40:34,356 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-23 08:40:34,356 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2020-12-23 08:40:34,357 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [395137454] [2020-12-23 08:40:34,357 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 08:40:34,357 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:40:34,358 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 08:40:34,358 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2020-12-23 08:40:34,358 INFO L87 Difference]: Start difference. First operand 971 states and 1720 transitions. Second operand 5 states. [2020-12-23 08:40:34,515 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:40:34,515 INFO L93 Difference]: Finished difference Result 1574 states and 2739 transitions. [2020-12-23 08:40:34,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-23 08:40:34,516 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 68 [2020-12-23 08:40:34,516 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:40:34,526 INFO L225 Difference]: With dead ends: 1574 [2020-12-23 08:40:34,526 INFO L226 Difference]: Without dead ends: 1384 [2020-12-23 08:40:34,528 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 68 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 08:40:34,531 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1384 states. [2020-12-23 08:40:34,652 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1384 to 1191. [2020-12-23 08:40:34,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1191 states. [2020-12-23 08:40:34,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1191 states to 1191 states and 2117 transitions. [2020-12-23 08:40:34,658 INFO L78 Accepts]: Start accepts. Automaton has 1191 states and 2117 transitions. Word has length 68 [2020-12-23 08:40:34,658 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:40:34,658 INFO L481 AbstractCegarLoop]: Abstraction has 1191 states and 2117 transitions. [2020-12-23 08:40:34,658 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 08:40:34,658 INFO L276 IsEmpty]: Start isEmpty. Operand 1191 states and 2117 transitions. [2020-12-23 08:40:34,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2020-12-23 08:40:34,661 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:40:34,661 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 08:40:34,876 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2020-12-23 08:40:34,876 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:40:34,877 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:40:34,877 INFO L82 PathProgramCache]: Analyzing trace with hash 211185547, now seen corresponding path program 1 times [2020-12-23 08:40:34,877 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:40:34,877 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [164709499] [2020-12-23 08:40:34,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:40:34,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:40:34,970 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 08:40:34,970 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [164709499] [2020-12-23 08:40:34,970 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:40:34,970 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 08:40:34,971 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [570496623] [2020-12-23 08:40:34,971 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 08:40:34,971 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:40:34,972 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 08:40:34,972 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:40:34,972 INFO L87 Difference]: Start difference. First operand 1191 states and 2117 transitions. Second operand 3 states. [2020-12-23 08:40:35,146 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:40:35,146 INFO L93 Difference]: Finished difference Result 3203 states and 5718 transitions. [2020-12-23 08:40:35,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 08:40:35,147 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 72 [2020-12-23 08:40:35,147 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:40:35,160 INFO L225 Difference]: With dead ends: 3203 [2020-12-23 08:40:35,160 INFO L226 Difference]: Without dead ends: 2113 [2020-12-23 08:40:35,163 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:40:35,167 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2113 states. [2020-12-23 08:40:35,302 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2113 to 1923. [2020-12-23 08:40:35,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1923 states. [2020-12-23 08:40:35,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1923 states to 1923 states and 3450 transitions. [2020-12-23 08:40:35,311 INFO L78 Accepts]: Start accepts. Automaton has 1923 states and 3450 transitions. Word has length 72 [2020-12-23 08:40:35,312 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:40:35,313 INFO L481 AbstractCegarLoop]: Abstraction has 1923 states and 3450 transitions. [2020-12-23 08:40:35,313 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 08:40:35,313 INFO L276 IsEmpty]: Start isEmpty. Operand 1923 states and 3450 transitions. [2020-12-23 08:40:35,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2020-12-23 08:40:35,317 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:40:35,318 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] [2020-12-23 08:40:35,318 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-12-23 08:40:35,318 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:40:35,319 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:40:35,319 INFO L82 PathProgramCache]: Analyzing trace with hash 531882507, now seen corresponding path program 1 times [2020-12-23 08:40:35,319 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:40:35,320 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [238716200] [2020-12-23 08:40:35,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:40:35,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:40:35,419 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 08:40:35,420 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [238716200] [2020-12-23 08:40:35,420 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:40:35,420 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 08:40:35,421 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [645874741] [2020-12-23 08:40:35,421 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 08:40:35,425 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:40:35,426 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 08:40:35,426 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:40:35,426 INFO L87 Difference]: Start difference. First operand 1923 states and 3450 transitions. Second operand 3 states. [2020-12-23 08:40:35,681 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:40:35,681 INFO L93 Difference]: Finished difference Result 5135 states and 9236 transitions. [2020-12-23 08:40:35,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 08:40:35,682 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 73 [2020-12-23 08:40:35,682 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:40:35,702 INFO L225 Difference]: With dead ends: 5135 [2020-12-23 08:40:35,703 INFO L226 Difference]: Without dead ends: 3347 [2020-12-23 08:40:35,708 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 08:40:35,713 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3347 states. [2020-12-23 08:40:35,921 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3347 to 3157. [2020-12-23 08:40:35,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3157 states. [2020-12-23 08:40:35,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3157 states to 3157 states and 5691 transitions. [2020-12-23 08:40:35,934 INFO L78 Accepts]: Start accepts. Automaton has 3157 states and 5691 transitions. Word has length 73 [2020-12-23 08:40:35,934 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:40:35,935 INFO L481 AbstractCegarLoop]: Abstraction has 3157 states and 5691 transitions. [2020-12-23 08:40:35,935 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 08:40:35,935 INFO L276 IsEmpty]: Start isEmpty. Operand 3157 states and 5691 transitions. [2020-12-23 08:40:35,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2020-12-23 08:40:35,940 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:40:35,940 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 08:40:35,941 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-12-23 08:40:35,941 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:40:35,941 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:40:35,941 INFO L82 PathProgramCache]: Analyzing trace with hash 184071226, now seen corresponding path program 1 times [2020-12-23 08:40:35,941 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:40:35,942 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1020399040] [2020-12-23 08:40:35,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:40:35,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:40:36,008 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 08:40:36,009 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1020399040] [2020-12-23 08:40:36,009 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:40:36,009 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 08:40:36,009 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1495875342] [2020-12-23 08:40:36,011 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 08:40:36,011 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:40:36,011 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 08:40:36,012 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:40:36,012 INFO L87 Difference]: Start difference. First operand 3157 states and 5691 transitions. Second operand 3 states. [2020-12-23 08:40:36,349 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:40:36,349 INFO L93 Difference]: Finished difference Result 8553 states and 15442 transitions. [2020-12-23 08:40:36,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 08:40:36,350 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 74 [2020-12-23 08:40:36,351 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:40:36,385 INFO L225 Difference]: With dead ends: 8553 [2020-12-23 08:40:36,385 INFO L226 Difference]: Without dead ends: 5565 [2020-12-23 08:40:36,391 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 08:40:36,399 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5565 states. [2020-12-23 08:40:36,752 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5565 to 5375. [2020-12-23 08:40:36,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5375 states. [2020-12-23 08:40:36,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5375 states to 5375 states and 9708 transitions. [2020-12-23 08:40:36,788 INFO L78 Accepts]: Start accepts. Automaton has 5375 states and 9708 transitions. Word has length 74 [2020-12-23 08:40:36,788 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:40:36,788 INFO L481 AbstractCegarLoop]: Abstraction has 5375 states and 9708 transitions. [2020-12-23 08:40:36,788 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 08:40:36,789 INFO L276 IsEmpty]: Start isEmpty. Operand 5375 states and 9708 transitions. [2020-12-23 08:40:36,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2020-12-23 08:40:36,796 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:40:36,796 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 08:40:36,797 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-12-23 08:40:36,797 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:40:36,797 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:40:36,797 INFO L82 PathProgramCache]: Analyzing trace with hash -1697215526, now seen corresponding path program 1 times [2020-12-23 08:40:36,798 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:40:36,798 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1608649497] [2020-12-23 08:40:36,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:40:36,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:40:36,871 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 08:40:36,871 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1608649497] [2020-12-23 08:40:36,872 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:40:36,872 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 08:40:36,872 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [710875948] [2020-12-23 08:40:36,872 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 08:40:36,873 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:40:36,873 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 08:40:36,873 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:40:36,873 INFO L87 Difference]: Start difference. First operand 5375 states and 9708 transitions. Second operand 3 states. [2020-12-23 08:40:37,498 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:40:37,499 INFO L93 Difference]: Finished difference Result 15533 states and 28104 transitions. [2020-12-23 08:40:37,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 08:40:37,500 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 75 [2020-12-23 08:40:37,500 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:40:37,568 INFO L225 Difference]: With dead ends: 15533 [2020-12-23 08:40:37,569 INFO L226 Difference]: Without dead ends: 10335 [2020-12-23 08:40:37,582 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 08:40:37,597 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10335 states. [2020-12-23 08:40:38,275 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10335 to 10145. [2020-12-23 08:40:38,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10145 states. [2020-12-23 08:40:38,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10145 states to 10145 states and 18349 transitions. [2020-12-23 08:40:38,403 INFO L78 Accepts]: Start accepts. Automaton has 10145 states and 18349 transitions. Word has length 75 [2020-12-23 08:40:38,403 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:40:38,403 INFO L481 AbstractCegarLoop]: Abstraction has 10145 states and 18349 transitions. [2020-12-23 08:40:38,404 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 08:40:38,404 INFO L276 IsEmpty]: Start isEmpty. Operand 10145 states and 18349 transitions. [2020-12-23 08:40:38,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2020-12-23 08:40:38,413 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:40:38,413 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 08:40:38,413 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-12-23 08:40:38,413 INFO L429 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:40:38,414 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:40:38,414 INFO L82 PathProgramCache]: Analyzing trace with hash 1923582571, now seen corresponding path program 1 times [2020-12-23 08:40:38,414 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:40:38,414 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1709229551] [2020-12-23 08:40:38,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:40:38,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:40:38,488 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 08:40:38,489 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1709229551] [2020-12-23 08:40:38,489 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:40:38,489 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 08:40:38,489 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1805197037] [2020-12-23 08:40:38,490 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 08:40:38,490 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:40:38,490 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 08:40:38,490 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:40:38,491 INFO L87 Difference]: Start difference. First operand 10145 states and 18349 transitions. Second operand 3 states. [2020-12-23 08:40:39,687 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:40:39,688 INFO L93 Difference]: Finished difference Result 29673 states and 53726 transitions. [2020-12-23 08:40:39,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 08:40:39,689 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 76 [2020-12-23 08:40:39,689 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:40:39,756 INFO L225 Difference]: With dead ends: 29673 [2020-12-23 08:40:39,756 INFO L226 Difference]: Without dead ends: 19713 [2020-12-23 08:40:39,776 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 08:40:39,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19713 states. [2020-12-23 08:40:41,156 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19713 to 19523. [2020-12-23 08:40:41,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19523 states. [2020-12-23 08:40:41,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19523 states to 19523 states and 35310 transitions. [2020-12-23 08:40:41,317 INFO L78 Accepts]: Start accepts. Automaton has 19523 states and 35310 transitions. Word has length 76 [2020-12-23 08:40:41,317 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:40:41,317 INFO L481 AbstractCegarLoop]: Abstraction has 19523 states and 35310 transitions. [2020-12-23 08:40:41,317 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 08:40:41,317 INFO L276 IsEmpty]: Start isEmpty. Operand 19523 states and 35310 transitions. [2020-12-23 08:40:41,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2020-12-23 08:40:41,344 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:40:41,344 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 08:40:41,344 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-12-23 08:40:41,345 INFO L429 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:40:41,345 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:40:41,345 INFO L82 PathProgramCache]: Analyzing trace with hash 911949739, now seen corresponding path program 1 times [2020-12-23 08:40:41,345 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:40:41,346 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [988812762] [2020-12-23 08:40:41,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:40:41,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:40:41,426 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 08:40:41,427 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [988812762] [2020-12-23 08:40:41,427 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:40:41,427 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 08:40:41,427 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1077131953] [2020-12-23 08:40:41,428 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 08:40:41,428 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:40:41,428 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 08:40:41,429 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:40:41,429 INFO L87 Difference]: Start difference. First operand 19523 states and 35310 transitions. Second operand 3 states. [2020-12-23 08:40:43,131 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:40:43,131 INFO L93 Difference]: Finished difference Result 57993 states and 104923 transitions. [2020-12-23 08:40:43,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 08:40:43,132 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 77 [2020-12-23 08:40:43,132 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:40:43,267 INFO L225 Difference]: With dead ends: 57993 [2020-12-23 08:40:43,267 INFO L226 Difference]: Without dead ends: 38659 [2020-12-23 08:40:43,294 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 08:40:43,334 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38659 states. [2020-12-23 08:40:45,683 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38659 to 38469. [2020-12-23 08:40:45,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 38469 states. [2020-12-23 08:40:45,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38469 states to 38469 states and 69487 transitions. [2020-12-23 08:40:45,782 INFO L78 Accepts]: Start accepts. Automaton has 38469 states and 69487 transitions. Word has length 77 [2020-12-23 08:40:45,782 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:40:45,783 INFO L481 AbstractCegarLoop]: Abstraction has 38469 states and 69487 transitions. [2020-12-23 08:40:45,783 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 08:40:45,783 INFO L276 IsEmpty]: Start isEmpty. Operand 38469 states and 69487 transitions. [2020-12-23 08:40:45,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2020-12-23 08:40:45,799 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:40:45,799 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] [2020-12-23 08:40:45,800 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-12-23 08:40:45,800 INFO L429 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:40:45,800 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:40:45,800 INFO L82 PathProgramCache]: Analyzing trace with hash 1173201764, now seen corresponding path program 1 times [2020-12-23 08:40:45,801 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:40:45,801 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1523709038] [2020-12-23 08:40:45,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:40:45,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:40:45,887 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 08:40:45,888 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1523709038] [2020-12-23 08:40:45,888 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:40:45,888 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 08:40:45,888 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [445285104] [2020-12-23 08:40:45,889 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 08:40:45,889 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:40:45,890 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 08:40:45,890 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 08:40:45,890 INFO L87 Difference]: Start difference. First operand 38469 states and 69487 transitions. Second operand 5 states. [2020-12-23 08:40:48,912 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:40:48,913 INFO L93 Difference]: Finished difference Result 113102 states and 204260 transitions. [2020-12-23 08:40:48,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-12-23 08:40:48,914 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 78 [2020-12-23 08:40:48,915 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:40:49,106 INFO L225 Difference]: With dead ends: 113102 [2020-12-23 08:40:49,107 INFO L226 Difference]: Without dead ends: 74890 [2020-12-23 08:40:49,162 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 08:40:49,242 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74890 states. [2020-12-23 08:40:51,598 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74890 to 38469. [2020-12-23 08:40:51,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 38469 states. [2020-12-23 08:40:51,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38469 states to 38469 states and 69229 transitions. [2020-12-23 08:40:51,662 INFO L78 Accepts]: Start accepts. Automaton has 38469 states and 69229 transitions. Word has length 78 [2020-12-23 08:40:51,662 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:40:51,662 INFO L481 AbstractCegarLoop]: Abstraction has 38469 states and 69229 transitions. [2020-12-23 08:40:51,662 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 08:40:51,662 INFO L276 IsEmpty]: Start isEmpty. Operand 38469 states and 69229 transitions. [2020-12-23 08:40:51,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2020-12-23 08:40:51,674 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:40:51,675 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] [2020-12-23 08:40:51,675 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-12-23 08:40:51,675 INFO L429 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:40:51,675 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:40:51,675 INFO L82 PathProgramCache]: Analyzing trace with hash 739508486, now seen corresponding path program 2 times [2020-12-23 08:40:51,676 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:40:51,676 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [282649375] [2020-12-23 08:40:51,676 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:40:51,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:40:51,742 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 08:40:51,742 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [282649375] [2020-12-23 08:40:51,742 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:40:51,742 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 08:40:51,743 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1128239361] [2020-12-23 08:40:51,743 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 08:40:51,743 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:40:51,744 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 08:40:51,744 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:40:51,744 INFO L87 Difference]: Start difference. First operand 38469 states and 69229 transitions. Second operand 3 states. [2020-12-23 08:40:53,489 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:40:53,489 INFO L93 Difference]: Finished difference Result 76865 states and 138325 transitions. [2020-12-23 08:40:53,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 08:40:53,490 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 78 [2020-12-23 08:40:53,490 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:40:53,572 INFO L225 Difference]: With dead ends: 76865 [2020-12-23 08:40:53,572 INFO L226 Difference]: Without dead ends: 38659 [2020-12-23 08:40:53,609 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 08:40:53,647 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38659 states. [2020-12-23 08:40:55,409 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38659 to 38469. [2020-12-23 08:40:55,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 38469 states. [2020-12-23 08:40:55,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38469 states to 38469 states and 69101 transitions. [2020-12-23 08:40:55,471 INFO L78 Accepts]: Start accepts. Automaton has 38469 states and 69101 transitions. Word has length 78 [2020-12-23 08:40:55,471 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:40:55,471 INFO L481 AbstractCegarLoop]: Abstraction has 38469 states and 69101 transitions. [2020-12-23 08:40:55,471 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 08:40:55,471 INFO L276 IsEmpty]: Start isEmpty. Operand 38469 states and 69101 transitions. [2020-12-23 08:40:55,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2020-12-23 08:40:55,484 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:40:55,484 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] [2020-12-23 08:40:55,484 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2020-12-23 08:40:55,484 INFO L429 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:40:55,484 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:40:55,485 INFO L82 PathProgramCache]: Analyzing trace with hash -1157598407, now seen corresponding path program 1 times [2020-12-23 08:40:55,485 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:40:55,485 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [915075164] [2020-12-23 08:40:55,485 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:40:55,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:40:55,555 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 08:40:55,555 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [915075164] [2020-12-23 08:40:55,555 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:40:55,556 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 08:40:55,556 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1957054737] [2020-12-23 08:40:55,556 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 08:40:55,556 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:40:55,557 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 08:40:55,558 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:40:55,558 INFO L87 Difference]: Start difference. First operand 38469 states and 69101 transitions. Second operand 3 states. [2020-12-23 08:40:58,198 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:40:58,199 INFO L93 Difference]: Finished difference Result 106987 states and 191903 transitions. [2020-12-23 08:40:58,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 08:40:58,199 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 78 [2020-12-23 08:40:58,200 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:40:58,333 INFO L225 Difference]: With dead ends: 106987 [2020-12-23 08:40:58,333 INFO L226 Difference]: Without dead ends: 68741 [2020-12-23 08:40:58,376 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 08:40:58,454 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68741 states. [2020-12-23 08:41:01,419 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68741 to 68551. [2020-12-23 08:41:01,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 68551 states. [2020-12-23 08:41:01,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68551 states to 68551 states and 122606 transitions. [2020-12-23 08:41:01,569 INFO L78 Accepts]: Start accepts. Automaton has 68551 states and 122606 transitions. Word has length 78 [2020-12-23 08:41:01,569 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:41:01,569 INFO L481 AbstractCegarLoop]: Abstraction has 68551 states and 122606 transitions. [2020-12-23 08:41:01,570 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 08:41:01,570 INFO L276 IsEmpty]: Start isEmpty. Operand 68551 states and 122606 transitions. [2020-12-23 08:41:01,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2020-12-23 08:41:01,584 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:41:01,584 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] [2020-12-23 08:41:01,584 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2020-12-23 08:41:01,584 INFO L429 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:41:01,585 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:41:01,585 INFO L82 PathProgramCache]: Analyzing trace with hash -1063463552, now seen corresponding path program 1 times [2020-12-23 08:41:01,585 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:41:01,586 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1371310779] [2020-12-23 08:41:01,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:41:01,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:41:01,681 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-23 08:41:01,681 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1371310779] [2020-12-23 08:41:01,681 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1100366613] [2020-12-23 08:41:01,682 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 08:41:02,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:41:02,524 INFO L263 TraceCheckSpWp]: Trace formula consists of 993 conjuncts, 4 conjunts are in the unsatisfiable core [2020-12-23 08:41:02,530 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 08:41:02,713 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:41:02,714 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-23 08:41:02,714 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2020-12-23 08:41:02,714 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1726882369] [2020-12-23 08:41:02,715 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-12-23 08:41:02,715 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:41:02,715 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-12-23 08:41:02,716 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-12-23 08:41:02,716 INFO L87 Difference]: Start difference. First operand 68551 states and 122606 transitions. Second operand 8 states. [2020-12-23 08:41:05,519 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:41:05,519 INFO L93 Difference]: Finished difference Result 71613 states and 127856 transitions. [2020-12-23 08:41:05,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-12-23 08:41:05,520 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 79 [2020-12-23 08:41:05,520 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:41:05,628 INFO L225 Difference]: With dead ends: 71613 [2020-12-23 08:41:05,628 INFO L226 Difference]: Without dead ends: 71423 [2020-12-23 08:41:05,647 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 80 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 52 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=89, Invalid=253, Unknown=0, NotChecked=0, Total=342 [2020-12-23 08:41:05,699 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71423 states. [2020-12-23 08:41:08,805 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71423 to 70617. [2020-12-23 08:41:08,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 70617 states. [2020-12-23 08:41:08,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70617 states to 70617 states and 126222 transitions. [2020-12-23 08:41:08,942 INFO L78 Accepts]: Start accepts. Automaton has 70617 states and 126222 transitions. Word has length 79 [2020-12-23 08:41:08,943 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:41:08,943 INFO L481 AbstractCegarLoop]: Abstraction has 70617 states and 126222 transitions. [2020-12-23 08:41:08,943 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-12-23 08:41:08,943 INFO L276 IsEmpty]: Start isEmpty. Operand 70617 states and 126222 transitions. [2020-12-23 08:41:08,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2020-12-23 08:41:08,960 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:41:08,960 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] [2020-12-23 08:41:09,161 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-23 08:41:09,161 INFO L429 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:41:09,162 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:41:09,163 INFO L82 PathProgramCache]: Analyzing trace with hash -831476787, now seen corresponding path program 1 times [2020-12-23 08:41:09,163 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:41:09,163 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [80732459] [2020-12-23 08:41:09,164 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:41:09,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:41:09,243 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 08:41:09,243 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [80732459] [2020-12-23 08:41:09,243 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:41:09,244 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 08:41:09,244 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1860068607] [2020-12-23 08:41:09,244 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 08:41:09,245 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:41:09,245 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 08:41:09,245 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:41:09,245 INFO L87 Difference]: Start difference. First operand 70617 states and 126222 transitions. Second operand 3 states. [2020-12-23 08:41:14,292 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:41:14,293 INFO L93 Difference]: Finished difference Result 205416 states and 367327 transitions. [2020-12-23 08:41:14,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 08:41:14,294 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 82 [2020-12-23 08:41:14,294 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:41:14,754 INFO L225 Difference]: With dead ends: 205416 [2020-12-23 08:41:14,754 INFO L226 Difference]: Without dead ends: 136574 [2020-12-23 08:41:14,817 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 08:41:14,918 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 136574 states. [2020-12-23 08:41:20,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 136574 to 136384. [2020-12-23 08:41:20,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 136384 states. [2020-12-23 08:41:21,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136384 states to 136384 states and 243342 transitions. [2020-12-23 08:41:21,128 INFO L78 Accepts]: Start accepts. Automaton has 136384 states and 243342 transitions. Word has length 82 [2020-12-23 08:41:21,129 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:41:21,129 INFO L481 AbstractCegarLoop]: Abstraction has 136384 states and 243342 transitions. [2020-12-23 08:41:21,129 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 08:41:21,129 INFO L276 IsEmpty]: Start isEmpty. Operand 136384 states and 243342 transitions. [2020-12-23 08:41:21,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2020-12-23 08:41:21,146 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:41:21,147 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] [2020-12-23 08:41:21,147 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2020-12-23 08:41:21,147 INFO L429 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:41:21,147 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:41:21,148 INFO L82 PathProgramCache]: Analyzing trace with hash 1578245388, now seen corresponding path program 1 times [2020-12-23 08:41:21,148 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:41:21,148 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1957252091] [2020-12-23 08:41:21,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:41:21,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:41:21,516 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 08:41:21,516 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1957252091] [2020-12-23 08:41:21,517 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:41:21,517 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 08:41:21,517 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1910997090] [2020-12-23 08:41:21,517 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 08:41:21,517 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:41:21,518 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 08:41:21,518 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:41:21,518 INFO L87 Difference]: Start difference. First operand 136384 states and 243342 transitions. Second operand 3 states. [2020-12-23 08:41:29,391 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:41:29,391 INFO L93 Difference]: Finished difference Result 238849 states and 424515 transitions. [2020-12-23 08:41:29,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 08:41:29,392 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 83 [2020-12-23 08:41:29,392 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:41:29,889 INFO L225 Difference]: With dead ends: 238849 [2020-12-23 08:41:29,890 INFO L226 Difference]: Without dead ends: 238659 [2020-12-23 08:41:29,949 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 08:41:30,145 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 238659 states. [2020-12-23 08:41:40,161 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 238659 to 238469. [2020-12-23 08:41:40,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 238469 states. [2020-12-23 08:41:41,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238469 states to 238469 states and 422867 transitions. [2020-12-23 08:41:41,064 INFO L78 Accepts]: Start accepts. Automaton has 238469 states and 422867 transitions. Word has length 83 [2020-12-23 08:41:41,065 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:41:41,065 INFO L481 AbstractCegarLoop]: Abstraction has 238469 states and 422867 transitions. [2020-12-23 08:41:41,065 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 08:41:41,065 INFO L276 IsEmpty]: Start isEmpty. Operand 238469 states and 422867 transitions. [2020-12-23 08:41:41,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2020-12-23 08:41:41,086 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:41:41,087 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] [2020-12-23 08:41:41,087 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2020-12-23 08:41:41,087 INFO L429 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:41:41,088 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:41:41,088 INFO L82 PathProgramCache]: Analyzing trace with hash -1803479941, now seen corresponding path program 1 times [2020-12-23 08:41:41,088 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:41:41,088 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [729825011] [2020-12-23 08:41:41,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:41:41,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:41:41,318 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 08:41:41,319 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [729825011] [2020-12-23 08:41:41,319 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:41:41,319 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-12-23 08:41:41,319 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [150217605] [2020-12-23 08:41:41,320 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-12-23 08:41:41,320 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:41:41,321 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-12-23 08:41:41,321 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2020-12-23 08:41:41,321 INFO L87 Difference]: Start difference. First operand 238469 states and 422867 transitions. Second operand 10 states. [2020-12-23 08:41:51,629 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:41:51,629 INFO L93 Difference]: Finished difference Result 240007 states and 425329 transitions. [2020-12-23 08:41:51,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2020-12-23 08:41:51,630 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 84 [2020-12-23 08:41:51,630 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:41:52,303 INFO L225 Difference]: With dead ends: 240007 [2020-12-23 08:41:52,304 INFO L226 Difference]: Without dead ends: 239881 [2020-12-23 08:41:52,366 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 279 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=381, Invalid=951, Unknown=0, NotChecked=0, Total=1332 [2020-12-23 08:41:52,547 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 239881 states. [2020-12-23 08:42:02,757 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 239881 to 238661. [2020-12-23 08:42:02,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 238661 states. [2020-12-23 08:42:03,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238661 states to 238661 states and 423181 transitions. [2020-12-23 08:42:03,699 INFO L78 Accepts]: Start accepts. Automaton has 238661 states and 423181 transitions. Word has length 84 [2020-12-23 08:42:03,700 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:42:03,701 INFO L481 AbstractCegarLoop]: Abstraction has 238661 states and 423181 transitions. [2020-12-23 08:42:03,701 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-12-23 08:42:03,701 INFO L276 IsEmpty]: Start isEmpty. Operand 238661 states and 423181 transitions. [2020-12-23 08:42:03,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2020-12-23 08:42:03,729 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:42:03,730 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] [2020-12-23 08:42:03,730 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2020-12-23 08:42:03,730 INFO L429 AbstractCegarLoop]: === Iteration 25 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:42:03,730 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:42:03,730 INFO L82 PathProgramCache]: Analyzing trace with hash 175713919, now seen corresponding path program 1 times [2020-12-23 08:42:03,731 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:42:03,731 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1306243261] [2020-12-23 08:42:03,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:42:03,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:42:03,846 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 08:42:03,846 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1306243261] [2020-12-23 08:42:03,846 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:42:03,846 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-12-23 08:42:03,847 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [456226892] [2020-12-23 08:42:03,847 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-12-23 08:42:03,847 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:42:03,847 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-12-23 08:42:03,848 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-12-23 08:42:03,848 INFO L87 Difference]: Start difference. First operand 238661 states and 423181 transitions. Second operand 7 states. [2020-12-23 08:42:12,515 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:42:12,515 INFO L93 Difference]: Finished difference Result 239291 states and 424174 transitions. [2020-12-23 08:42:12,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-12-23 08:42:12,516 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 85 [2020-12-23 08:42:12,516 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:42:13,372 INFO L225 Difference]: With dead ends: 239291 [2020-12-23 08:42:13,372 INFO L226 Difference]: Without dead ends: 239089 [2020-12-23 08:42:13,459 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=42, Invalid=90, Unknown=0, NotChecked=0, Total=132 [2020-12-23 08:42:13,759 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 239089 states.