/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_spec7_product24.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-bitabs-dcfa08f [2020-12-23 09:06:31,217 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-23 09:06:31,220 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-23 09:06:31,274 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-23 09:06:31,275 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-23 09:06:31,281 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-23 09:06:31,285 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-23 09:06:31,292 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-23 09:06:31,296 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-23 09:06:31,304 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-23 09:06:31,308 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-23 09:06:31,310 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-23 09:06:31,310 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-23 09:06:31,314 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-23 09:06:31,316 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-23 09:06:31,318 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-23 09:06:31,319 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-23 09:06:31,320 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-23 09:06:31,331 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-23 09:06:31,333 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-23 09:06:31,335 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-23 09:06:31,336 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-23 09:06:31,338 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-23 09:06:31,339 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-23 09:06:31,358 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-23 09:06:31,359 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-23 09:06:31,361 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-23 09:06:31,362 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-23 09:06:31,364 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-23 09:06:31,366 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-23 09:06:31,366 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-23 09:06:31,367 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-23 09:06:31,368 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-23 09:06:31,370 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-23 09:06:31,371 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-23 09:06:31,371 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-23 09:06:31,372 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-23 09:06:31,372 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-23 09:06:31,373 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-23 09:06:31,374 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-23 09:06:31,374 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-23 09:06:31,380 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 09:06:31,437 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-23 09:06:31,437 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-23 09:06:31,441 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-23 09:06:31,442 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-23 09:06:31,442 INFO L138 SettingsManager]: * Use SBE=true [2020-12-23 09:06:31,442 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-23 09:06:31,442 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-23 09:06:31,443 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-23 09:06:31,443 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-23 09:06:31,443 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-23 09:06:31,444 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-23 09:06:31,445 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-23 09:06:31,445 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-23 09:06:31,445 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-23 09:06:31,445 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-23 09:06:31,445 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-23 09:06:31,446 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-23 09:06:31,446 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-23 09:06:31,446 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-23 09:06:31,446 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-23 09:06:31,447 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-23 09:06:31,447 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-23 09:06:31,447 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-23 09:06:31,447 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-23 09:06:31,447 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-23 09:06:31,448 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-23 09:06:31,838 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-23 09:06:31,867 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-23 09:06:31,871 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-23 09:06:31,873 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-23 09:06:31,873 INFO L275 PluginConnector]: CDTParser initialized [2020-12-23 09:06:31,875 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/email_spec7_product24.cil.c [2020-12-23 09:06:31,978 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/2a69d6b44/46da2a9aac1f4bc9a20f5bba46206a03/FLAG4f9fbba7f [2020-12-23 09:06:32,800 INFO L306 CDTParser]: Found 1 translation units. [2020-12-23 09:06:32,801 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec7_product24.cil.c [2020-12-23 09:06:32,838 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/2a69d6b44/46da2a9aac1f4bc9a20f5bba46206a03/FLAG4f9fbba7f [2020-12-23 09:06:32,981 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/2a69d6b44/46da2a9aac1f4bc9a20f5bba46206a03 [2020-12-23 09:06:32,984 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-23 09:06:32,986 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-23 09:06:32,990 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-23 09:06:32,990 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-23 09:06:32,994 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-23 09:06:32,995 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.12 09:06:32" (1/1) ... [2020-12-23 09:06:32,997 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@aff7c55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:06:32, skipping insertion in model container [2020-12-23 09:06:32,997 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.12 09:06:32" (1/1) ... [2020-12-23 09:06:33,006 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-23 09:06:33,072 INFO L178 MainTranslator]: Built tables and reachable declarations left hand side expression in assignment: lhs: VariableLHS[~op1~0,] left hand side expression in assignment: lhs: VariableLHS[~op2~0,] left hand side expression in assignment: lhs: VariableLHS[~op3~0,] left hand side expression in assignment: lhs: VariableLHS[~op4~0,] left hand side expression in assignment: lhs: VariableLHS[~op5~0,] left hand side expression in assignment: lhs: VariableLHS[~op6~0,] left hand side expression in assignment: lhs: VariableLHS[~op7~0,] left hand side expression in assignment: lhs: VariableLHS[~op8~0,] left hand side expression in assignment: lhs: VariableLHS[~op9~0,] left hand side expression in assignment: lhs: VariableLHS[~op10~0,] left hand side expression in assignment: lhs: VariableLHS[~op11~0,] left hand side expression in assignment: lhs: VariableLHS[~splverifierCounter~0,] left hand side expression in assignment: lhs: VariableLHS[~splverifierCounter~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___9~0,] left hand side expression in assignment: lhs: VariableLHS[~op1~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___8~0,] left hand side expression in assignment: lhs: VariableLHS[~op2~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___7~0,] left hand side expression in assignment: lhs: VariableLHS[~op3~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___6~0,] left hand side expression in assignment: lhs: VariableLHS[~op4~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___5~0,] left hand side expression in assignment: lhs: VariableLHS[~op5~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~0,] left hand side expression in assignment: lhs: VariableLHS[~op6~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~0,] left hand side expression in assignment: lhs: VariableLHS[~op7~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~0,] left hand side expression in assignment: lhs: VariableLHS[~op8~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~0,] left hand side expression in assignment: lhs: VariableLHS[~op9~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~0,] left hand side expression in assignment: lhs: VariableLHS[~op10~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~0,] left hand side expression in assignment: lhs: VariableLHS[~op11~0,] left hand side expression in assignment: lhs: VariableLHS[~excep~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~1,] 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~2,] 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~3,] 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~0,] 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~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_24~0,] 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[~__cil_tmp4~0,] 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~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~1,] 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~2,] left hand side expression in assignment: lhs: VariableLHS[~__ste_Email_counter~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_id0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_id1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_from0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_from1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_to0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_to1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_subject0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_subject1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~8,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~8,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~8,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_body0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_body1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~9,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~9,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~9,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_isEncrypted0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_isEncrypted1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_encryptionKey0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_encryptionKey1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_isSigned0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_isSigned1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~12,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~12,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~12,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_signKey0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_signKey1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~13,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~13,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~13,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_isSignatureVerified0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_isSignatureVerified1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~1,] 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~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp~6,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~2,] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_counter~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~15,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~15,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] 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~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_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~18,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~__ste_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~7,] left hand side expression in assignment: lhs: VariableLHS[~size~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~19,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~19,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] 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~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_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~23,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~23,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~23,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~23,] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_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~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_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~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~__ste_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~8,] left hand side expression in assignment: lhs: VariableLHS[~size~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~__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~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~29,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~29,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~29,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~29,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~29,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~29,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~29,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~29,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~29,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~29,] 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~30,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~30,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~30,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~30,] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_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~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_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[~tmp~9,] left hand side expression in assignment: lhs: VariableLHS[~tmp~10,] 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[~fwreceiver~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~13,] left hand side expression in assignment: lhs: VariableLHS[~client~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~tmp~14,] left hand side expression in assignment: lhs: VariableLHS[~email~0,] left hand side expression in assignment: lhs: VariableLHS[~queue_empty~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~queued_message~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~queued_client~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~35,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~36,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~36,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~36,] left hand side expression in assignment: lhs: VariableLHS[~tmp~15,] left hand side expression in assignment: lhs: VariableLHS[~sender~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~16,] 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~17,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~1,] 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~18,] left hand side expression in assignment: lhs: VariableLHS[~tmp~19,] 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~20,] 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_tmp5~6,] left hand side expression in assignment: lhs: VariableLHS[~tmp~21,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~37,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~38,] left hand side expression in assignment: lhs: VariableLHS[~msg~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~39,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~40,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~41,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~42,] [2020-12-23 09:06:33,904 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_spec7_product24.cil.c[62458,62471] [2020-12-23 09:06:33,912 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-23 09:06:33,951 INFO L203 MainTranslator]: Completed pre-run left hand side expression in assignment: lhs: VariableLHS[~op1~0,] left hand side expression in assignment: lhs: VariableLHS[~op2~0,] left hand side expression in assignment: lhs: VariableLHS[~op3~0,] left hand side expression in assignment: lhs: VariableLHS[~op4~0,] left hand side expression in assignment: lhs: VariableLHS[~op5~0,] left hand side expression in assignment: lhs: VariableLHS[~op6~0,] left hand side expression in assignment: lhs: VariableLHS[~op7~0,] left hand side expression in assignment: lhs: VariableLHS[~op8~0,] left hand side expression in assignment: lhs: VariableLHS[~op9~0,] left hand side expression in assignment: lhs: VariableLHS[~op10~0,] left hand side expression in assignment: lhs: VariableLHS[~op11~0,] left hand side expression in assignment: lhs: VariableLHS[~splverifierCounter~0,] left hand side expression in assignment: lhs: VariableLHS[~splverifierCounter~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___9~0,] left hand side expression in assignment: lhs: VariableLHS[~op1~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___8~0,] left hand side expression in assignment: lhs: VariableLHS[~op2~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___7~0,] left hand side expression in assignment: lhs: VariableLHS[~op3~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___6~0,] left hand side expression in assignment: lhs: VariableLHS[~op4~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___5~0,] left hand side expression in assignment: lhs: VariableLHS[~op5~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~0,] left hand side expression in assignment: lhs: VariableLHS[~op6~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~0,] left hand side expression in assignment: lhs: VariableLHS[~op7~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~0,] left hand side expression in assignment: lhs: VariableLHS[~op8~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~0,] left hand side expression in assignment: lhs: VariableLHS[~op9~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~0,] left hand side expression in assignment: lhs: VariableLHS[~op10~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~0,] left hand side expression in assignment: lhs: VariableLHS[~op11~0,] left hand side expression in assignment: lhs: VariableLHS[~excep~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~1,] 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~2,] 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~3,] 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~0,] 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~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_24~0,] 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[~__cil_tmp4~0,] 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~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~1,] 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~2,] left hand side expression in assignment: lhs: VariableLHS[~__ste_Email_counter~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_id0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_id1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_from0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_from1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_to0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_to1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_subject0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_subject1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~8,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~8,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~8,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_body0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_body1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~9,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~9,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~9,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_isEncrypted0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_isEncrypted1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_encryptionKey0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_encryptionKey1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_isSigned0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_isSigned1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~12,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~12,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~12,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_signKey0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_signKey1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~13,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~13,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~13,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_isSignatureVerified0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_isSignatureVerified1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~1,] 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~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp~6,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~2,] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_counter~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~15,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~15,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] 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~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_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~18,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~__ste_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~7,] left hand side expression in assignment: lhs: VariableLHS[~size~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~19,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~19,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] 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~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_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~23,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~23,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~23,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~23,] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_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~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_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~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~__ste_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~8,] left hand side expression in assignment: lhs: VariableLHS[~size~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~__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~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~29,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~29,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~29,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~29,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~29,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~29,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~29,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~29,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~29,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~29,] 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~30,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~30,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~30,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~30,] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_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~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_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[~tmp~9,] left hand side expression in assignment: lhs: VariableLHS[~tmp~10,] 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[~fwreceiver~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~13,] left hand side expression in assignment: lhs: VariableLHS[~client~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~tmp~14,] left hand side expression in assignment: lhs: VariableLHS[~email~0,] left hand side expression in assignment: lhs: VariableLHS[~queue_empty~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~queued_message~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~queued_client~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~35,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~36,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~36,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~36,] left hand side expression in assignment: lhs: VariableLHS[~tmp~15,] left hand side expression in assignment: lhs: VariableLHS[~sender~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~16,] 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~17,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~1,] 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~18,] left hand side expression in assignment: lhs: VariableLHS[~tmp~19,] 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~20,] 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_tmp5~6,] left hand side expression in assignment: lhs: VariableLHS[~tmp~21,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~37,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~38,] left hand side expression in assignment: lhs: VariableLHS[~msg~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~39,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~40,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~41,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~42,] [2020-12-23 09:06:34,147 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_spec7_product24.cil.c[62458,62471] [2020-12-23 09:06:34,147 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-23 09:06:34,274 INFO L208 MainTranslator]: Completed translation [2020-12-23 09:06:34,274 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:06:34 WrapperNode [2020-12-23 09:06:34,275 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-23 09:06:34,277 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-23 09:06:34,277 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-23 09:06:34,278 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-23 09:06:34,288 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:06:34" (1/1) ... [2020-12-23 09:06:34,346 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:06:34" (1/1) ... [2020-12-23 09:06:34,443 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-23 09:06:34,444 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-23 09:06:34,444 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-23 09:06:34,444 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-23 09:06:34,456 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:06:34" (1/1) ... [2020-12-23 09:06:34,457 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:06:34" (1/1) ... [2020-12-23 09:06:34,472 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:06:34" (1/1) ... [2020-12-23 09:06:34,473 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:06:34" (1/1) ... [2020-12-23 09:06:34,509 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:06:34" (1/1) ... [2020-12-23 09:06:34,532 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:06:34" (1/1) ... [2020-12-23 09:06:34,541 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:06:34" (1/1) ... [2020-12-23 09:06:34,556 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-23 09:06:34,557 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-23 09:06:34,557 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-23 09:06:34,557 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-23 09:06:34,559 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:06:34" (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 09:06:34,669 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-12-23 09:06:34,669 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-23 09:06:34,669 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-23 09:06:34,670 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-23 09:06:34,670 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-23 09:06:37,397 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-23 09:06:37,397 INFO L299 CfgBuilder]: Removed 323 assume(true) statements. [2020-12-23 09:06:37,400 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 09:06:37 BoogieIcfgContainer [2020-12-23 09:06:37,400 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-23 09:06:37,402 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-23 09:06:37,403 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-23 09:06:37,407 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-23 09:06:37,407 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.12 09:06:32" (1/3) ... [2020-12-23 09:06:37,408 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d33ba4a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.12 09:06:37, skipping insertion in model container [2020-12-23 09:06:37,408 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:06:34" (2/3) ... [2020-12-23 09:06:37,409 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d33ba4a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.12 09:06:37, skipping insertion in model container [2020-12-23 09:06:37,409 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 09:06:37" (3/3) ... [2020-12-23 09:06:37,411 INFO L111 eAbstractionObserver]: Analyzing ICFG email_spec7_product24.cil.c [2020-12-23 09:06:37,418 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-23 09:06:37,425 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2020-12-23 09:06:37,448 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2020-12-23 09:06:37,483 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-23 09:06:37,483 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-23 09:06:37,484 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-23 09:06:37,484 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-23 09:06:37,484 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-23 09:06:37,484 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-23 09:06:37,484 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-23 09:06:37,485 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-23 09:06:37,513 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states. [2020-12-23 09:06:37,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-12-23 09:06:37,527 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:06:37,528 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] [2020-12-23 09:06:37,529 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:06:37,536 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:06:37,536 INFO L82 PathProgramCache]: Analyzing trace with hash 1960631783, now seen corresponding path program 1 times [2020-12-23 09:06:37,548 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:06:37,549 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1364999445] [2020-12-23 09:06:37,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:06:37,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:06:38,030 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 09:06:38,031 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1364999445] [2020-12-23 09:06:38,032 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:06:38,032 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 09:06:38,033 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [980819108] [2020-12-23 09:06:38,038 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:06:38,038 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:06:38,053 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:06:38,054 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:06:38,056 INFO L87 Difference]: Start difference. First operand 463 states. Second operand 3 states. [2020-12-23 09:06:38,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:06:38,235 INFO L93 Difference]: Finished difference Result 1354 states and 2339 transitions. [2020-12-23 09:06:38,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:06:38,237 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 38 [2020-12-23 09:06:38,238 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:06:38,261 INFO L225 Difference]: With dead ends: 1354 [2020-12-23 09:06:38,262 INFO L226 Difference]: Without dead ends: 748 [2020-12-23 09:06:38,269 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 09:06:38,291 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 748 states. [2020-12-23 09:06:38,345 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 748 to 383. [2020-12-23 09:06:38,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 383 states. [2020-12-23 09:06:38,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 383 states and 661 transitions. [2020-12-23 09:06:38,351 INFO L78 Accepts]: Start accepts. Automaton has 383 states and 661 transitions. Word has length 38 [2020-12-23 09:06:38,351 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:06:38,351 INFO L481 AbstractCegarLoop]: Abstraction has 383 states and 661 transitions. [2020-12-23 09:06:38,351 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:06:38,351 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 661 transitions. [2020-12-23 09:06:38,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-12-23 09:06:38,355 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:06:38,355 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] [2020-12-23 09:06:38,356 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-23 09:06:38,356 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:06:38,357 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:06:38,357 INFO L82 PathProgramCache]: Analyzing trace with hash 298848634, now seen corresponding path program 1 times [2020-12-23 09:06:38,357 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:06:38,358 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [213524015] [2020-12-23 09:06:38,358 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:06:38,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:06:38,473 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 09:06:38,474 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [213524015] [2020-12-23 09:06:38,474 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:06:38,474 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 09:06:38,475 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1717229743] [2020-12-23 09:06:38,476 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 09:06:38,476 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:06:38,477 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 09:06:38,478 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 09:06:38,478 INFO L87 Difference]: Start difference. First operand 383 states and 661 transitions. Second operand 5 states. [2020-12-23 09:06:38,708 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:06:38,708 INFO L93 Difference]: Finished difference Result 1098 states and 1899 transitions. [2020-12-23 09:06:38,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-23 09:06:38,709 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 40 [2020-12-23 09:06:38,709 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:06:38,714 INFO L225 Difference]: With dead ends: 1098 [2020-12-23 09:06:38,715 INFO L226 Difference]: Without dead ends: 734 [2020-12-23 09:06:38,716 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 09:06:38,718 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 734 states. [2020-12-23 09:06:38,742 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 734 to 383. [2020-12-23 09:06:38,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 383 states. [2020-12-23 09:06:38,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 383 states and 660 transitions. [2020-12-23 09:06:38,745 INFO L78 Accepts]: Start accepts. Automaton has 383 states and 660 transitions. Word has length 40 [2020-12-23 09:06:38,745 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:06:38,745 INFO L481 AbstractCegarLoop]: Abstraction has 383 states and 660 transitions. [2020-12-23 09:06:38,745 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 09:06:38,745 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 660 transitions. [2020-12-23 09:06:38,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2020-12-23 09:06:38,747 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:06:38,748 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] [2020-12-23 09:06:38,748 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-23 09:06:38,748 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:06:38,749 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:06:38,749 INFO L82 PathProgramCache]: Analyzing trace with hash 1683020743, now seen corresponding path program 1 times [2020-12-23 09:06:38,749 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:06:38,750 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1155080022] [2020-12-23 09:06:38,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:06:38,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:06:38,885 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 09:06:38,885 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1155080022] [2020-12-23 09:06:38,886 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:06:38,886 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 09:06:38,886 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [319111866] [2020-12-23 09:06:38,887 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:06:38,888 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:06:38,894 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:06:38,894 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:06:38,895 INFO L87 Difference]: Start difference. First operand 383 states and 660 transitions. Second operand 3 states. [2020-12-23 09:06:38,947 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:06:38,947 INFO L93 Difference]: Finished difference Result 748 states and 1294 transitions. [2020-12-23 09:06:38,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:06:38,948 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 41 [2020-12-23 09:06:38,948 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:06:38,951 INFO L225 Difference]: With dead ends: 748 [2020-12-23 09:06:38,951 INFO L226 Difference]: Without dead ends: 388 [2020-12-23 09:06:38,952 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 09:06:38,954 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 388 states. [2020-12-23 09:06:38,978 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 388 to 383. [2020-12-23 09:06:38,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 383 states. [2020-12-23 09:06:38,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 383 states and 659 transitions. [2020-12-23 09:06:38,982 INFO L78 Accepts]: Start accepts. Automaton has 383 states and 659 transitions. Word has length 41 [2020-12-23 09:06:38,989 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:06:38,989 INFO L481 AbstractCegarLoop]: Abstraction has 383 states and 659 transitions. [2020-12-23 09:06:38,989 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:06:38,989 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 659 transitions. [2020-12-23 09:06:38,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2020-12-23 09:06:38,996 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:06:38,996 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] [2020-12-23 09:06:38,996 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-12-23 09:06:38,996 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:06:38,997 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:06:38,997 INFO L82 PathProgramCache]: Analyzing trace with hash -1877420403, now seen corresponding path program 1 times [2020-12-23 09:06:38,997 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:06:38,998 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2089857432] [2020-12-23 09:06:38,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:06:39,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:06:39,129 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 09:06:39,131 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2089857432] [2020-12-23 09:06:39,132 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:06:39,132 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 09:06:39,132 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [171474995] [2020-12-23 09:06:39,133 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:06:39,133 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:06:39,136 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:06:39,137 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:06:39,137 INFO L87 Difference]: Start difference. First operand 383 states and 659 transitions. Second operand 3 states. [2020-12-23 09:06:39,175 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:06:39,176 INFO L93 Difference]: Finished difference Result 758 states and 1307 transitions. [2020-12-23 09:06:39,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:06:39,176 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 42 [2020-12-23 09:06:39,177 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:06:39,181 INFO L225 Difference]: With dead ends: 758 [2020-12-23 09:06:39,181 INFO L226 Difference]: Without dead ends: 383 [2020-12-23 09:06:39,183 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 09:06:39,184 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 383 states. [2020-12-23 09:06:39,198 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 383 to 383. [2020-12-23 09:06:39,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 383 states. [2020-12-23 09:06:39,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 383 states and 657 transitions. [2020-12-23 09:06:39,200 INFO L78 Accepts]: Start accepts. Automaton has 383 states and 657 transitions. Word has length 42 [2020-12-23 09:06:39,200 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:06:39,200 INFO L481 AbstractCegarLoop]: Abstraction has 383 states and 657 transitions. [2020-12-23 09:06:39,200 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:06:39,200 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 657 transitions. [2020-12-23 09:06:39,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2020-12-23 09:06:39,203 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:06:39,203 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] [2020-12-23 09:06:39,203 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-12-23 09:06:39,203 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:06:39,205 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:06:39,205 INFO L82 PathProgramCache]: Analyzing trace with hash -426847198, now seen corresponding path program 1 times [2020-12-23 09:06:39,205 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:06:39,205 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1549138076] [2020-12-23 09:06:39,206 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:06:39,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:06:39,328 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 09:06:39,328 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1549138076] [2020-12-23 09:06:39,329 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:06:39,329 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 09:06:39,329 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1404848904] [2020-12-23 09:06:39,330 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 09:06:39,330 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:06:39,330 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 09:06:39,331 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 09:06:39,332 INFO L87 Difference]: Start difference. First operand 383 states and 657 transitions. Second operand 5 states. [2020-12-23 09:06:39,517 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:06:39,517 INFO L93 Difference]: Finished difference Result 1088 states and 1879 transitions. [2020-12-23 09:06:39,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-23 09:06:39,520 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 43 [2020-12-23 09:06:39,521 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:06:39,525 INFO L225 Difference]: With dead ends: 1088 [2020-12-23 09:06:39,525 INFO L226 Difference]: Without dead ends: 732 [2020-12-23 09:06:39,527 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 09:06:39,529 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 732 states. [2020-12-23 09:06:39,550 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 732 to 383. [2020-12-23 09:06:39,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 383 states. [2020-12-23 09:06:39,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 383 states and 656 transitions. [2020-12-23 09:06:39,553 INFO L78 Accepts]: Start accepts. Automaton has 383 states and 656 transitions. Word has length 43 [2020-12-23 09:06:39,555 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:06:39,555 INFO L481 AbstractCegarLoop]: Abstraction has 383 states and 656 transitions. [2020-12-23 09:06:39,555 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 09:06:39,556 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 656 transitions. [2020-12-23 09:06:39,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2020-12-23 09:06:39,557 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:06:39,557 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:06:39,557 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-12-23 09:06:39,557 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:06:39,558 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:06:39,558 INFO L82 PathProgramCache]: Analyzing trace with hash 2017961413, now seen corresponding path program 1 times [2020-12-23 09:06:39,558 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:06:39,558 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [343547225] [2020-12-23 09:06:39,559 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:06:39,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:06:39,666 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 09:06:39,667 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [343547225] [2020-12-23 09:06:39,667 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:06:39,668 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 09:06:39,668 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1859168252] [2020-12-23 09:06:39,669 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 09:06:39,669 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:06:39,670 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 09:06:39,671 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 09:06:39,671 INFO L87 Difference]: Start difference. First operand 383 states and 656 transitions. Second operand 5 states. [2020-12-23 09:06:39,871 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:06:39,871 INFO L93 Difference]: Finished difference Result 1093 states and 1884 transitions. [2020-12-23 09:06:39,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-23 09:06:39,872 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 44 [2020-12-23 09:06:39,872 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:06:39,876 INFO L225 Difference]: With dead ends: 1093 [2020-12-23 09:06:39,876 INFO L226 Difference]: Without dead ends: 737 [2020-12-23 09:06:39,877 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 09:06:39,879 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 737 states. [2020-12-23 09:06:39,905 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 737 to 383. [2020-12-23 09:06:39,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 383 states. [2020-12-23 09:06:39,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 383 states and 655 transitions. [2020-12-23 09:06:39,907 INFO L78 Accepts]: Start accepts. Automaton has 383 states and 655 transitions. Word has length 44 [2020-12-23 09:06:39,908 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:06:39,908 INFO L481 AbstractCegarLoop]: Abstraction has 383 states and 655 transitions. [2020-12-23 09:06:39,908 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 09:06:39,908 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 655 transitions. [2020-12-23 09:06:39,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2020-12-23 09:06:39,910 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:06:39,911 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] [2020-12-23 09:06:39,911 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-12-23 09:06:39,912 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:06:39,917 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:06:39,917 INFO L82 PathProgramCache]: Analyzing trace with hash 162583261, now seen corresponding path program 1 times [2020-12-23 09:06:39,917 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:06:39,917 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [735206854] [2020-12-23 09:06:39,919 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:06:39,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:06:40,036 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 09:06:40,036 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [735206854] [2020-12-23 09:06:40,037 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:06:40,037 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 09:06:40,038 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2109174951] [2020-12-23 09:06:40,039 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:06:40,040 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:06:40,040 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:06:40,040 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:06:40,040 INFO L87 Difference]: Start difference. First operand 383 states and 655 transitions. Second operand 3 states. [2020-12-23 09:06:40,070 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:06:40,070 INFO L93 Difference]: Finished difference Result 524 states and 879 transitions. [2020-12-23 09:06:40,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:06:40,071 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 45 [2020-12-23 09:06:40,072 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:06:40,074 INFO L225 Difference]: With dead ends: 524 [2020-12-23 09:06:40,074 INFO L226 Difference]: Without dead ends: 386 [2020-12-23 09:06:40,076 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 09:06:40,079 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 386 states. [2020-12-23 09:06:40,102 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 386 to 385. [2020-12-23 09:06:40,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 385 states. [2020-12-23 09:06:40,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 385 states and 657 transitions. [2020-12-23 09:06:40,104 INFO L78 Accepts]: Start accepts. Automaton has 385 states and 657 transitions. Word has length 45 [2020-12-23 09:06:40,105 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:06:40,105 INFO L481 AbstractCegarLoop]: Abstraction has 385 states and 657 transitions. [2020-12-23 09:06:40,105 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:06:40,105 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 657 transitions. [2020-12-23 09:06:40,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-12-23 09:06:40,106 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:06:40,106 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] [2020-12-23 09:06:40,106 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-12-23 09:06:40,107 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:06:40,107 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:06:40,107 INFO L82 PathProgramCache]: Analyzing trace with hash 1076680523, now seen corresponding path program 1 times [2020-12-23 09:06:40,108 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:06:40,108 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [3492142] [2020-12-23 09:06:40,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:06:40,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:06:40,196 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 09:06:40,197 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [3492142] [2020-12-23 09:06:40,197 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:06:40,197 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 09:06:40,197 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1505055378] [2020-12-23 09:06:40,198 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:06:40,198 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:06:40,198 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:06:40,199 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:06:40,199 INFO L87 Difference]: Start difference. First operand 385 states and 657 transitions. Second operand 3 states. [2020-12-23 09:06:40,255 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:06:40,256 INFO L93 Difference]: Finished difference Result 1041 states and 1795 transitions. [2020-12-23 09:06:40,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:06:40,256 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 53 [2020-12-23 09:06:40,257 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:06:40,261 INFO L225 Difference]: With dead ends: 1041 [2020-12-23 09:06:40,261 INFO L226 Difference]: Without dead ends: 687 [2020-12-23 09:06:40,263 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 09:06:40,265 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 687 states. [2020-12-23 09:06:40,297 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 687 to 549. [2020-12-23 09:06:40,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 549 states. [2020-12-23 09:06:40,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 549 states and 957 transitions. [2020-12-23 09:06:40,301 INFO L78 Accepts]: Start accepts. Automaton has 549 states and 957 transitions. Word has length 53 [2020-12-23 09:06:40,303 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:06:40,303 INFO L481 AbstractCegarLoop]: Abstraction has 549 states and 957 transitions. [2020-12-23 09:06:40,303 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:06:40,303 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 957 transitions. [2020-12-23 09:06:40,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-12-23 09:06:40,304 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:06:40,304 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] [2020-12-23 09:06:40,306 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-12-23 09:06:40,307 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:06:40,307 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:06:40,307 INFO L82 PathProgramCache]: Analyzing trace with hash 2028563946, now seen corresponding path program 1 times [2020-12-23 09:06:40,308 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:06:40,308 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [603228514] [2020-12-23 09:06:40,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:06:40,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:06:40,429 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 09:06:40,429 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [603228514] [2020-12-23 09:06:40,429 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:06:40,429 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 09:06:40,430 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1868084102] [2020-12-23 09:06:40,430 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 09:06:40,430 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:06:40,431 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 09:06:40,431 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 09:06:40,431 INFO L87 Difference]: Start difference. First operand 549 states and 957 transitions. Second operand 5 states. [2020-12-23 09:06:40,808 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:06:40,809 INFO L93 Difference]: Finished difference Result 1577 states and 2777 transitions. [2020-12-23 09:06:40,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-23 09:06:40,809 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 54 [2020-12-23 09:06:40,810 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:06:40,816 INFO L225 Difference]: With dead ends: 1577 [2020-12-23 09:06:40,816 INFO L226 Difference]: Without dead ends: 1059 [2020-12-23 09:06:40,818 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 09:06:40,819 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1059 states. [2020-12-23 09:06:40,906 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1059 to 549. [2020-12-23 09:06:40,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 549 states. [2020-12-23 09:06:40,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 549 states and 955 transitions. [2020-12-23 09:06:40,914 INFO L78 Accepts]: Start accepts. Automaton has 549 states and 955 transitions. Word has length 54 [2020-12-23 09:06:40,914 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:06:40,914 INFO L481 AbstractCegarLoop]: Abstraction has 549 states and 955 transitions. [2020-12-23 09:06:40,915 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 09:06:40,915 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 955 transitions. [2020-12-23 09:06:40,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-12-23 09:06:40,916 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:06:40,916 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] [2020-12-23 09:06:40,916 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-12-23 09:06:40,917 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:06:40,917 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:06:40,917 INFO L82 PathProgramCache]: Analyzing trace with hash -379471743, now seen corresponding path program 1 times [2020-12-23 09:06:40,918 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:06:40,918 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [895346078] [2020-12-23 09:06:40,918 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:06:40,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:06:41,009 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 09:06:41,010 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [895346078] [2020-12-23 09:06:41,010 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:06:41,010 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 09:06:41,010 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1952680294] [2020-12-23 09:06:41,011 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:06:41,011 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:06:41,012 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:06:41,012 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:06:41,012 INFO L87 Difference]: Start difference. First operand 549 states and 955 transitions. Second operand 3 states. [2020-12-23 09:06:41,103 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:06:41,104 INFO L93 Difference]: Finished difference Result 1575 states and 2769 transitions. [2020-12-23 09:06:41,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:06:41,104 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 55 [2020-12-23 09:06:41,105 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:06:41,111 INFO L225 Difference]: With dead ends: 1575 [2020-12-23 09:06:41,111 INFO L226 Difference]: Without dead ends: 1057 [2020-12-23 09:06:41,113 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 09:06:41,115 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1057 states. [2020-12-23 09:06:41,172 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1057 to 919. [2020-12-23 09:06:41,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 919 states. [2020-12-23 09:06:41,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 919 states to 919 states and 1632 transitions. [2020-12-23 09:06:41,177 INFO L78 Accepts]: Start accepts. Automaton has 919 states and 1632 transitions. Word has length 55 [2020-12-23 09:06:41,177 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:06:41,177 INFO L481 AbstractCegarLoop]: Abstraction has 919 states and 1632 transitions. [2020-12-23 09:06:41,177 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:06:41,178 INFO L276 IsEmpty]: Start isEmpty. Operand 919 states and 1632 transitions. [2020-12-23 09:06:41,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-12-23 09:06:41,179 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:06:41,179 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] [2020-12-23 09:06:41,179 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-12-23 09:06:41,180 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:06:41,180 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:06:41,180 INFO L82 PathProgramCache]: Analyzing trace with hash -691414113, now seen corresponding path program 1 times [2020-12-23 09:06:41,180 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:06:41,181 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [604736423] [2020-12-23 09:06:41,181 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:06:41,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:06:41,252 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 09:06:41,253 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [604736423] [2020-12-23 09:06:41,253 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [949876246] [2020-12-23 09:06:41,253 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 09:06:41,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:06:41,639 INFO L263 TraceCheckSpWp]: Trace formula consists of 849 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-23 09:06:41,651 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 09:06:41,853 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 09:06:41,854 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-23 09:06:41,854 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2020-12-23 09:06:41,855 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [766889390] [2020-12-23 09:06:41,855 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 09:06:41,855 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:06:41,856 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 09:06:41,856 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2020-12-23 09:06:41,856 INFO L87 Difference]: Start difference. First operand 919 states and 1632 transitions. Second operand 5 states. [2020-12-23 09:06:41,988 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:06:41,988 INFO L93 Difference]: Finished difference Result 1418 states and 2475 transitions. [2020-12-23 09:06:41,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-23 09:06:41,989 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 55 [2020-12-23 09:06:41,989 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:06:41,996 INFO L225 Difference]: With dead ends: 1418 [2020-12-23 09:06:41,997 INFO L226 Difference]: Without dead ends: 1280 [2020-12-23 09:06:41,998 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 55 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 09:06:42,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1280 states. [2020-12-23 09:06:42,120 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1280 to 1139. [2020-12-23 09:06:42,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1139 states. [2020-12-23 09:06:42,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1139 states to 1139 states and 2029 transitions. [2020-12-23 09:06:42,126 INFO L78 Accepts]: Start accepts. Automaton has 1139 states and 2029 transitions. Word has length 55 [2020-12-23 09:06:42,126 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:06:42,126 INFO L481 AbstractCegarLoop]: Abstraction has 1139 states and 2029 transitions. [2020-12-23 09:06:42,126 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 09:06:42,126 INFO L276 IsEmpty]: Start isEmpty. Operand 1139 states and 2029 transitions. [2020-12-23 09:06:42,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-12-23 09:06:42,129 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:06:42,129 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] [2020-12-23 09:06:42,332 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2020-12-23 09:06:42,332 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:06:42,333 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:06:42,334 INFO L82 PathProgramCache]: Analyzing trace with hash 570144572, now seen corresponding path program 1 times [2020-12-23 09:06:42,334 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:06:42,334 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [198885799] [2020-12-23 09:06:42,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:06:42,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:06:42,416 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 09:06:42,417 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [198885799] [2020-12-23 09:06:42,417 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:06:42,417 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 09:06:42,417 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1127534347] [2020-12-23 09:06:42,418 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:06:42,418 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:06:42,418 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:06:42,418 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:06:42,419 INFO L87 Difference]: Start difference. First operand 1139 states and 2029 transitions. Second operand 3 states. [2020-12-23 09:06:42,568 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:06:42,568 INFO L93 Difference]: Finished difference Result 3047 states and 5454 transitions. [2020-12-23 09:06:42,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:06:42,569 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 59 [2020-12-23 09:06:42,569 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:06:42,580 INFO L225 Difference]: With dead ends: 3047 [2020-12-23 09:06:42,580 INFO L226 Difference]: Without dead ends: 2009 [2020-12-23 09:06:42,585 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 09:06:42,588 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2009 states. [2020-12-23 09:06:42,709 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2009 to 1871. [2020-12-23 09:06:42,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1871 states. [2020-12-23 09:06:42,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1871 states to 1871 states and 3362 transitions. [2020-12-23 09:06:42,718 INFO L78 Accepts]: Start accepts. Automaton has 1871 states and 3362 transitions. Word has length 59 [2020-12-23 09:06:42,719 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:06:42,720 INFO L481 AbstractCegarLoop]: Abstraction has 1871 states and 3362 transitions. [2020-12-23 09:06:42,720 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:06:42,720 INFO L276 IsEmpty]: Start isEmpty. Operand 1871 states and 3362 transitions. [2020-12-23 09:06:42,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-12-23 09:06:42,723 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:06:42,723 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] [2020-12-23 09:06:42,723 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-12-23 09:06:42,723 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:06:42,723 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:06:42,724 INFO L82 PathProgramCache]: Analyzing trace with hash 2138453180, now seen corresponding path program 1 times [2020-12-23 09:06:42,724 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:06:42,724 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [402756856] [2020-12-23 09:06:42,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:06:42,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:06:42,803 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 09:06:42,803 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [402756856] [2020-12-23 09:06:42,803 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:06:42,804 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 09:06:42,804 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [423294617] [2020-12-23 09:06:42,805 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:06:42,808 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:06:42,809 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:06:42,809 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:06:42,810 INFO L87 Difference]: Start difference. First operand 1871 states and 3362 transitions. Second operand 3 states. [2020-12-23 09:06:43,022 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:06:43,022 INFO L93 Difference]: Finished difference Result 4979 states and 8972 transitions. [2020-12-23 09:06:43,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:06:43,023 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2020-12-23 09:06:43,023 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:06:43,041 INFO L225 Difference]: With dead ends: 4979 [2020-12-23 09:06:43,041 INFO L226 Difference]: Without dead ends: 3243 [2020-12-23 09:06:43,046 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 09:06:43,051 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3243 states. [2020-12-23 09:06:43,245 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3243 to 3105. [2020-12-23 09:06:43,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3105 states. [2020-12-23 09:06:43,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3105 states to 3105 states and 5603 transitions. [2020-12-23 09:06:43,258 INFO L78 Accepts]: Start accepts. Automaton has 3105 states and 5603 transitions. Word has length 60 [2020-12-23 09:06:43,258 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:06:43,259 INFO L481 AbstractCegarLoop]: Abstraction has 3105 states and 5603 transitions. [2020-12-23 09:06:43,259 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:06:43,259 INFO L276 IsEmpty]: Start isEmpty. Operand 3105 states and 5603 transitions. [2020-12-23 09:06:43,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-12-23 09:06:43,268 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:06:43,268 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] [2020-12-23 09:06:43,269 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-12-23 09:06:43,269 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:06:43,269 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:06:43,269 INFO L82 PathProgramCache]: Analyzing trace with hash 377258541, now seen corresponding path program 1 times [2020-12-23 09:06:43,270 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:06:43,270 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1605496809] [2020-12-23 09:06:43,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:06:43,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:06:43,372 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 09:06:43,373 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1605496809] [2020-12-23 09:06:43,373 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:06:43,373 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 09:06:43,373 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1213443033] [2020-12-23 09:06:43,375 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:06:43,375 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:06:43,376 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:06:43,376 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:06:43,376 INFO L87 Difference]: Start difference. First operand 3105 states and 5603 transitions. Second operand 3 states. [2020-12-23 09:06:43,699 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:06:43,699 INFO L93 Difference]: Finished difference Result 8397 states and 15178 transitions. [2020-12-23 09:06:43,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:06:43,700 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 61 [2020-12-23 09:06:43,700 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:06:43,732 INFO L225 Difference]: With dead ends: 8397 [2020-12-23 09:06:43,733 INFO L226 Difference]: Without dead ends: 5461 [2020-12-23 09:06:43,739 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:06:43,747 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5461 states. [2020-12-23 09:06:44,132 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5461 to 5323. [2020-12-23 09:06:44,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5323 states. [2020-12-23 09:06:44,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5323 states to 5323 states and 9620 transitions. [2020-12-23 09:06:44,190 INFO L78 Accepts]: Start accepts. Automaton has 5323 states and 9620 transitions. Word has length 61 [2020-12-23 09:06:44,190 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:06:44,190 INFO L481 AbstractCegarLoop]: Abstraction has 5323 states and 9620 transitions. [2020-12-23 09:06:44,191 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:06:44,191 INFO L276 IsEmpty]: Start isEmpty. Operand 5323 states and 9620 transitions. [2020-12-23 09:06:44,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-12-23 09:06:44,195 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:06:44,195 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] [2020-12-23 09:06:44,196 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-12-23 09:06:44,196 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:06:44,196 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:06:44,196 INFO L82 PathProgramCache]: Analyzing trace with hash -656882035, now seen corresponding path program 1 times [2020-12-23 09:06:44,197 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:06:44,197 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1163293649] [2020-12-23 09:06:44,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:06:44,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:06:44,276 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 09:06:44,276 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1163293649] [2020-12-23 09:06:44,276 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:06:44,276 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 09:06:44,279 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [729245466] [2020-12-23 09:06:44,280 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:06:44,280 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:06:44,280 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:06:44,280 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:06:44,281 INFO L87 Difference]: Start difference. First operand 5323 states and 9620 transitions. Second operand 3 states. [2020-12-23 09:06:44,964 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:06:44,965 INFO L93 Difference]: Finished difference Result 15377 states and 27840 transitions. [2020-12-23 09:06:44,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:06:44,965 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 62 [2020-12-23 09:06:44,966 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:06:45,012 INFO L225 Difference]: With dead ends: 15377 [2020-12-23 09:06:45,013 INFO L226 Difference]: Without dead ends: 10231 [2020-12-23 09:06:45,022 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 09:06:45,036 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10231 states. [2020-12-23 09:06:45,727 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10231 to 10093. [2020-12-23 09:06:45,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10093 states. [2020-12-23 09:06:45,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10093 states to 10093 states and 18261 transitions. [2020-12-23 09:06:45,771 INFO L78 Accepts]: Start accepts. Automaton has 10093 states and 18261 transitions. Word has length 62 [2020-12-23 09:06:45,771 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:06:45,772 INFO L481 AbstractCegarLoop]: Abstraction has 10093 states and 18261 transitions. [2020-12-23 09:06:45,772 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:06:45,772 INFO L276 IsEmpty]: Start isEmpty. Operand 10093 states and 18261 transitions. [2020-12-23 09:06:45,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-12-23 09:06:45,777 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:06:45,777 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] [2020-12-23 09:06:45,777 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-12-23 09:06:45,777 INFO L429 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:06:45,778 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:06:45,778 INFO L82 PathProgramCache]: Analyzing trace with hash 601387100, now seen corresponding path program 1 times [2020-12-23 09:06:45,778 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:06:45,779 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1053720353] [2020-12-23 09:06:45,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:06:45,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:06:45,851 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 09:06:45,852 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1053720353] [2020-12-23 09:06:45,852 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:06:45,852 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 09:06:45,853 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [647733235] [2020-12-23 09:06:45,853 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:06:45,853 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:06:45,854 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:06:45,854 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:06:45,854 INFO L87 Difference]: Start difference. First operand 10093 states and 18261 transitions. Second operand 3 states. [2020-12-23 09:06:46,861 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:06:46,861 INFO L93 Difference]: Finished difference Result 29517 states and 53462 transitions. [2020-12-23 09:06:46,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:06:46,862 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 63 [2020-12-23 09:06:46,866 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:06:46,931 INFO L225 Difference]: With dead ends: 29517 [2020-12-23 09:06:46,932 INFO L226 Difference]: Without dead ends: 19609 [2020-12-23 09:06:46,950 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 09:06:46,979 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19609 states. [2020-12-23 09:06:48,102 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19609 to 19471. [2020-12-23 09:06:48,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19471 states. [2020-12-23 09:06:48,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19471 states to 19471 states and 35222 transitions. [2020-12-23 09:06:48,170 INFO L78 Accepts]: Start accepts. Automaton has 19471 states and 35222 transitions. Word has length 63 [2020-12-23 09:06:48,170 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:06:48,170 INFO L481 AbstractCegarLoop]: Abstraction has 19471 states and 35222 transitions. [2020-12-23 09:06:48,171 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:06:48,171 INFO L276 IsEmpty]: Start isEmpty. Operand 19471 states and 35222 transitions. [2020-12-23 09:06:48,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-12-23 09:06:48,179 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:06:48,179 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] [2020-12-23 09:06:48,179 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-12-23 09:06:48,179 INFO L429 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:06:48,181 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:06:48,181 INFO L82 PathProgramCache]: Analyzing trace with hash 336016156, now seen corresponding path program 1 times [2020-12-23 09:06:48,181 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:06:48,181 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [469781058] [2020-12-23 09:06:48,181 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:06:48,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:06:48,269 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 09:06:48,270 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [469781058] [2020-12-23 09:06:48,270 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:06:48,270 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 09:06:48,270 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [533503177] [2020-12-23 09:06:48,271 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:06:48,271 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:06:48,273 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:06:48,273 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:06:48,273 INFO L87 Difference]: Start difference. First operand 19471 states and 35222 transitions. Second operand 3 states. [2020-12-23 09:06:49,732 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:06:49,733 INFO L93 Difference]: Finished difference Result 57837 states and 104659 transitions. [2020-12-23 09:06:49,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:06:49,733 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 64 [2020-12-23 09:06:49,733 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:06:49,877 INFO L225 Difference]: With dead ends: 57837 [2020-12-23 09:06:49,877 INFO L226 Difference]: Without dead ends: 38555 [2020-12-23 09:06:49,912 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 09:06:49,963 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38555 states. [2020-12-23 09:06:52,542 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38555 to 38417. [2020-12-23 09:06:52,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 38417 states. [2020-12-23 09:06:52,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38417 states to 38417 states and 69399 transitions. [2020-12-23 09:06:52,621 INFO L78 Accepts]: Start accepts. Automaton has 38417 states and 69399 transitions. Word has length 64 [2020-12-23 09:06:52,622 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:06:52,622 INFO L481 AbstractCegarLoop]: Abstraction has 38417 states and 69399 transitions. [2020-12-23 09:06:52,622 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:06:52,622 INFO L276 IsEmpty]: Start isEmpty. Operand 38417 states and 69399 transitions. [2020-12-23 09:06:52,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-12-23 09:06:52,628 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:06:52,628 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] [2020-12-23 09:06:52,628 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-12-23 09:06:52,629 INFO L429 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:06:52,629 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:06:52,629 INFO L82 PathProgramCache]: Analyzing trace with hash -434096445, now seen corresponding path program 1 times [2020-12-23 09:06:52,630 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:06:52,630 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1604865351] [2020-12-23 09:06:52,630 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:06:52,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:06:52,708 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 09:06:52,708 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1604865351] [2020-12-23 09:06:52,709 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:06:52,709 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 09:06:52,709 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [769111832] [2020-12-23 09:06:52,709 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 09:06:52,710 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:06:52,710 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 09:06:52,710 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 09:06:52,710 INFO L87 Difference]: Start difference. First operand 38417 states and 69399 transitions. Second operand 5 states. [2020-12-23 09:06:55,561 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:06:55,562 INFO L93 Difference]: Finished difference Result 112946 states and 203996 transitions. [2020-12-23 09:06:55,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-12-23 09:06:55,563 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 65 [2020-12-23 09:06:55,563 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:06:55,833 INFO L225 Difference]: With dead ends: 112946 [2020-12-23 09:06:55,834 INFO L226 Difference]: Without dead ends: 74786 [2020-12-23 09:06:55,894 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 09:06:55,983 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74786 states. [2020-12-23 09:06:58,069 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74786 to 38417. [2020-12-23 09:06:58,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 38417 states. [2020-12-23 09:06:58,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38417 states to 38417 states and 69141 transitions. [2020-12-23 09:06:58,138 INFO L78 Accepts]: Start accepts. Automaton has 38417 states and 69141 transitions. Word has length 65 [2020-12-23 09:06:58,138 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:06:58,139 INFO L481 AbstractCegarLoop]: Abstraction has 38417 states and 69141 transitions. [2020-12-23 09:06:58,139 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 09:06:58,139 INFO L276 IsEmpty]: Start isEmpty. Operand 38417 states and 69141 transitions. [2020-12-23 09:06:58,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-12-23 09:06:58,145 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:06:58,145 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] [2020-12-23 09:06:58,145 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-12-23 09:06:58,145 INFO L429 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:06:58,146 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:06:58,146 INFO L82 PathProgramCache]: Analyzing trace with hash -746038815, now seen corresponding path program 2 times [2020-12-23 09:06:58,146 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:06:58,146 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2137197042] [2020-12-23 09:06:58,147 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:06:58,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:06:58,219 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 09:06:58,219 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2137197042] [2020-12-23 09:06:58,219 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:06:58,220 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 09:06:58,220 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [11902258] [2020-12-23 09:06:58,221 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:06:58,221 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:06:58,222 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:06:58,222 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:06:58,222 INFO L87 Difference]: Start difference. First operand 38417 states and 69141 transitions. Second operand 3 states. [2020-12-23 09:06:59,876 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:06:59,877 INFO L93 Difference]: Finished difference Result 76709 states and 138061 transitions. [2020-12-23 09:06:59,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:06:59,877 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 65 [2020-12-23 09:06:59,878 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:06:59,972 INFO L225 Difference]: With dead ends: 76709 [2020-12-23 09:06:59,973 INFO L226 Difference]: Without dead ends: 38555 [2020-12-23 09:07:00,013 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 09:07:00,053 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38555 states. [2020-12-23 09:07:01,633 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38555 to 38417. [2020-12-23 09:07:01,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 38417 states. [2020-12-23 09:07:01,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38417 states to 38417 states and 69013 transitions. [2020-12-23 09:07:01,700 INFO L78 Accepts]: Start accepts. Automaton has 38417 states and 69013 transitions. Word has length 65 [2020-12-23 09:07:01,700 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:07:01,700 INFO L481 AbstractCegarLoop]: Abstraction has 38417 states and 69013 transitions. [2020-12-23 09:07:01,700 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:07:01,700 INFO L276 IsEmpty]: Start isEmpty. Operand 38417 states and 69013 transitions. [2020-12-23 09:07:01,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-12-23 09:07:01,706 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:07:01,707 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:07:01,707 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2020-12-23 09:07:01,707 INFO L429 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:07:01,707 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:07:01,708 INFO L82 PathProgramCache]: Analyzing trace with hash -1536208690, now seen corresponding path program 1 times [2020-12-23 09:07:01,708 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:07:01,708 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [656656661] [2020-12-23 09:07:01,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:07:01,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:07:01,770 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 09:07:01,770 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [656656661] [2020-12-23 09:07:01,771 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:07:01,771 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 09:07:01,771 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [954107631] [2020-12-23 09:07:01,771 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:07:01,772 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:07:01,772 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:07:01,772 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:07:01,772 INFO L87 Difference]: Start difference. First operand 38417 states and 69013 transitions. Second operand 3 states. [2020-12-23 09:07:04,553 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:07:04,553 INFO L93 Difference]: Finished difference Result 106831 states and 191639 transitions. [2020-12-23 09:07:04,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:07:04,554 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 65 [2020-12-23 09:07:04,554 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:07:04,698 INFO L225 Difference]: With dead ends: 106831 [2020-12-23 09:07:04,698 INFO L226 Difference]: Without dead ends: 68637 [2020-12-23 09:07:04,737 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 09:07:04,817 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68637 states. [2020-12-23 09:07:08,045 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68637 to 68499. [2020-12-23 09:07:08,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 68499 states. [2020-12-23 09:07:08,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68499 states to 68499 states and 122518 transitions. [2020-12-23 09:07:08,177 INFO L78 Accepts]: Start accepts. Automaton has 68499 states and 122518 transitions. Word has length 65 [2020-12-23 09:07:08,177 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:07:08,177 INFO L481 AbstractCegarLoop]: Abstraction has 68499 states and 122518 transitions. [2020-12-23 09:07:08,177 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:07:08,177 INFO L276 IsEmpty]: Start isEmpty. Operand 68499 states and 122518 transitions. [2020-12-23 09:07:08,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2020-12-23 09:07:08,182 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:07:08,183 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] [2020-12-23 09:07:08,183 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2020-12-23 09:07:08,183 INFO L429 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:07:08,183 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:07:08,184 INFO L82 PathProgramCache]: Analyzing trace with hash 1520289575, now seen corresponding path program 1 times [2020-12-23 09:07:08,184 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:07:08,184 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1044321765] [2020-12-23 09:07:08,184 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:07:08,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:07:08,252 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-12-23 09:07:08,252 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1044321765] [2020-12-23 09:07:08,252 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:07:08,252 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 09:07:08,253 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [355613595] [2020-12-23 09:07:08,253 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 09:07:08,253 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:07:08,253 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 09:07:08,254 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-23 09:07:08,254 INFO L87 Difference]: Start difference. First operand 68499 states and 122518 transitions. Second operand 4 states. [2020-12-23 09:07:10,916 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:07:10,916 INFO L93 Difference]: Finished difference Result 68499 states and 122518 transitions. [2020-12-23 09:07:10,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-23 09:07:10,917 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 66 [2020-12-23 09:07:10,917 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:07:10,918 INFO L225 Difference]: With dead ends: 68499 [2020-12-23 09:07:10,918 INFO L226 Difference]: Without dead ends: 0 [2020-12-23 09:07:10,956 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-23 09:07:10,956 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-12-23 09:07:10,956 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-12-23 09:07:10,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-12-23 09:07:10,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-12-23 09:07:10,957 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 66 [2020-12-23 09:07:10,957 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:07:10,957 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-12-23 09:07:10,957 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 09:07:10,957 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-12-23 09:07:10,957 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-23 09:07:10,957 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2020-12-23 09:07:10,960 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-12-23 09:07:25,958 WARN L197 SmtUtils]: Spent 14.96 s on a formula simplification. DAG size of input: 1217 DAG size of output: 1207 [2020-12-23 09:07:30,776 WARN L197 SmtUtils]: Spent 4.61 s on a formula simplification. DAG size of input: 570 DAG size of output: 559 [2020-12-23 09:07:34,561 WARN L197 SmtUtils]: Spent 3.78 s on a formula simplification. DAG size of input: 638 DAG size of output: 629 [2020-12-23 09:07:37,901 WARN L197 SmtUtils]: Spent 3.33 s on a formula simplification. DAG size of input: 641 DAG size of output: 633 [2020-12-23 09:07:41,214 WARN L197 SmtUtils]: Spent 3.31 s on a formula simplification. DAG size of input: 641 DAG size of output: 633 [2020-12-23 09:07:44,530 WARN L197 SmtUtils]: Spent 3.31 s on a formula simplification. DAG size of input: 638 DAG size of output: 629 [2020-12-23 09:07:47,473 WARN L197 SmtUtils]: Spent 2.90 s on a formula simplification. DAG size of input: 1089 DAG size of output: 1079 [2020-12-23 09:08:00,252 WARN L197 SmtUtils]: Spent 12.77 s on a formula simplification. DAG size of input: 1217 DAG size of output: 1207 [2020-12-23 09:08:03,603 WARN L197 SmtUtils]: Spent 3.35 s on a formula simplification. DAG size of input: 641 DAG size of output: 633 [2020-12-23 09:08:06,911 WARN L197 SmtUtils]: Spent 3.27 s on a formula simplification. DAG size of input: 638 DAG size of output: 629 [2020-12-23 09:08:10,238 WARN L197 SmtUtils]: Spent 3.32 s on a formula simplification. DAG size of input: 641 DAG size of output: 633 [2020-12-23 09:08:22,819 WARN L197 SmtUtils]: Spent 12.54 s on a formula simplification. DAG size of input: 1217 DAG size of output: 1207 [2020-12-23 09:08:26,071 WARN L197 SmtUtils]: Spent 3.21 s on a formula simplification. DAG size of input: 641 DAG size of output: 633 [2020-12-23 09:08:38,605 WARN L197 SmtUtils]: Spent 12.53 s on a formula simplification. DAG size of input: 1217 DAG size of output: 1207 [2020-12-23 09:08:41,519 WARN L197 SmtUtils]: Spent 2.90 s on a formula simplification. DAG size of input: 1089 DAG size of output: 1079 [2020-12-23 09:08:54,344 WARN L197 SmtUtils]: Spent 12.67 s on a formula simplification. DAG size of input: 1217 DAG size of output: 1207 [2020-12-23 09:09:06,980 WARN L197 SmtUtils]: Spent 12.52 s on a formula simplification. DAG size of input: 1217 DAG size of output: 1207 [2020-12-23 09:09:19,603 WARN L197 SmtUtils]: Spent 12.49 s on a formula simplification. DAG size of input: 1217 DAG size of output: 1207 [2020-12-23 09:09:22,923 WARN L197 SmtUtils]: Spent 3.23 s on a formula simplification. DAG size of input: 641 DAG size of output: 633 [2020-12-23 09:09:26,244 WARN L197 SmtUtils]: Spent 3.28 s on a formula simplification. DAG size of input: 641 DAG size of output: 633 [2020-12-23 09:09:29,191 WARN L197 SmtUtils]: Spent 2.94 s on a formula simplification. DAG size of input: 1089 DAG size of output: 1079 [2020-12-23 09:09:32,490 WARN L197 SmtUtils]: Spent 3.18 s on a formula simplification. DAG size of input: 638 DAG size of output: 629 [2020-12-23 09:09:35,777 WARN L197 SmtUtils]: Spent 3.20 s on a formula simplification. DAG size of input: 638 DAG size of output: 629 [2020-12-23 09:09:48,406 WARN L197 SmtUtils]: Spent 12.55 s on a formula simplification. DAG size of input: 1217 DAG size of output: 1207 [2020-12-23 09:10:01,084 WARN L197 SmtUtils]: Spent 12.63 s on a formula simplification. DAG size of input: 1217 DAG size of output: 1207 [2020-12-23 09:10:14,165 WARN L197 SmtUtils]: Spent 12.73 s on a formula simplification. DAG size of input: 1220 DAG size of output: 1210 [2020-12-23 09:10:17,074 WARN L197 SmtUtils]: Spent 2.90 s on a formula simplification. DAG size of input: 1089 DAG size of output: 1079 [2020-12-23 09:10:19,921 WARN L197 SmtUtils]: Spent 2.84 s on a formula simplification. DAG size of input: 1089 DAG size of output: 1079 [2020-12-23 09:10:32,830 WARN L197 SmtUtils]: Spent 12.90 s on a formula simplification. DAG size of input: 1217 DAG size of output: 1207 [2020-12-23 09:10:45,980 WARN L197 SmtUtils]: Spent 13.06 s on a formula simplification. DAG size of input: 1217 DAG size of output: 1207