/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_spec8_product28.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-bitabs-dcfa08f [2020-12-23 09:10:44,220 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-23 09:10:44,225 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-23 09:10:44,281 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-23 09:10:44,281 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-23 09:10:44,286 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-23 09:10:44,290 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-23 09:10:44,296 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-23 09:10:44,299 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-23 09:10:44,305 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-23 09:10:44,309 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-23 09:10:44,311 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-23 09:10:44,312 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-23 09:10:44,315 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-23 09:10:44,317 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-23 09:10:44,319 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-23 09:10:44,320 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-23 09:10:44,324 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-23 09:10:44,331 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-23 09:10:44,341 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-23 09:10:44,344 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-23 09:10:44,346 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-23 09:10:44,349 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-23 09:10:44,351 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-23 09:10:44,381 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-23 09:10:44,381 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-23 09:10:44,381 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-23 09:10:44,384 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-23 09:10:44,385 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-23 09:10:44,387 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-23 09:10:44,388 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-23 09:10:44,389 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-23 09:10:44,392 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-23 09:10:44,393 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-23 09:10:44,394 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-23 09:10:44,394 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-23 09:10:44,395 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-23 09:10:44,402 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-23 09:10:44,402 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-23 09:10:44,404 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-23 09:10:44,404 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-23 09:10:44,405 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 09:10:44,456 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-23 09:10:44,456 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-23 09:10:44,461 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-23 09:10:44,462 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-23 09:10:44,462 INFO L138 SettingsManager]: * Use SBE=true [2020-12-23 09:10:44,462 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-23 09:10:44,462 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-23 09:10:44,463 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-23 09:10:44,463 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-23 09:10:44,463 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-23 09:10:44,464 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-23 09:10:44,465 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-23 09:10:44,465 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-23 09:10:44,466 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-23 09:10:44,466 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-23 09:10:44,466 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-23 09:10:44,466 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-23 09:10:44,466 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-23 09:10:44,467 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-23 09:10:44,467 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-23 09:10:44,467 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-23 09:10:44,467 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-23 09:10:44,468 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-23 09:10:44,468 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-23 09:10:44,468 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-23 09:10:44,468 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-23 09:10:44,919 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-23 09:10:44,948 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-23 09:10:44,951 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-23 09:10:44,952 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-23 09:10:44,953 INFO L275 PluginConnector]: CDTParser initialized [2020-12-23 09:10:44,954 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/email_spec8_product28.cil.c [2020-12-23 09:10:45,033 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/0071c1e08/89e4cd98fb5447cc8f0389efb6892cbd/FLAG894699305 [2020-12-23 09:10:45,764 INFO L306 CDTParser]: Found 1 translation units. [2020-12-23 09:10:45,764 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec8_product28.cil.c [2020-12-23 09:10:45,793 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/0071c1e08/89e4cd98fb5447cc8f0389efb6892cbd/FLAG894699305 [2020-12-23 09:10:45,976 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/0071c1e08/89e4cd98fb5447cc8f0389efb6892cbd [2020-12-23 09:10:45,979 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-23 09:10:45,983 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-23 09:10:45,987 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-23 09:10:45,987 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-23 09:10:45,992 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-23 09:10:45,993 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.12 09:10:45" (1/1) ... [2020-12-23 09:10:45,997 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58ac8e9f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:10:45, skipping insertion in model container [2020-12-23 09:10:45,997 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.12 09:10:45" (1/1) ... [2020-12-23 09:10:46,008 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-23 09:10:46,119 INFO L178 MainTranslator]: Built tables and reachable declarations left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~op1~0,] left hand side expression in assignment: lhs: VariableLHS[~op2~0,] left hand side expression in assignment: lhs: VariableLHS[~op3~0,] left hand side expression in assignment: lhs: VariableLHS[~op4~0,] left hand side expression in assignment: lhs: VariableLHS[~op5~0,] left hand side expression in assignment: lhs: VariableLHS[~op6~0,] left hand side expression in assignment: lhs: VariableLHS[~op7~0,] left hand side expression in assignment: lhs: VariableLHS[~op8~0,] left hand side expression in assignment: lhs: VariableLHS[~op9~0,] left hand side expression in assignment: lhs: VariableLHS[~op10~0,] left hand side expression in assignment: lhs: VariableLHS[~op11~0,] left hand side expression in assignment: lhs: VariableLHS[~splverifierCounter~0,] left hand side expression in assignment: lhs: VariableLHS[~splverifierCounter~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___9~0,] left hand side expression in assignment: lhs: VariableLHS[~op1~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___8~0,] left hand side expression in assignment: lhs: VariableLHS[~op2~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___7~0,] left hand side expression in assignment: lhs: VariableLHS[~op3~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___6~0,] left hand side expression in assignment: lhs: VariableLHS[~op4~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___5~0,] left hand side expression in assignment: lhs: VariableLHS[~op5~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~0,] left hand side expression in assignment: lhs: VariableLHS[~op6~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~0,] left hand side expression in assignment: lhs: VariableLHS[~op7~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~0,] left hand side expression in assignment: lhs: VariableLHS[~op8~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~0,] left hand side expression in assignment: lhs: VariableLHS[~op9~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~0,] left hand side expression in assignment: lhs: VariableLHS[~op10~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~0,] left hand side expression in assignment: lhs: VariableLHS[~op11~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~5,] 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[~msg~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~2,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~in_encrypted~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp2~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~6,] left hand side expression in assignment: lhs: VariableLHS[~__ste_Email_counter~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~8,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~8,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~8,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_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~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_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~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_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~11,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~2,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] 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~12,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~12,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~12,] 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~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_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~14,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~__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~15,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~15,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~15,] left hand side expression in assignment: lhs: VariableLHS[~__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~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~__ste_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~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_email_isSignatureVerified0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_isSignatureVerified1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~excep~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~7,] left hand side expression in assignment: lhs: VariableLHS[~cf~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_15~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_15~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~1,] left hand side expression in assignment: lhs: VariableLHS[~mem_16~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_16~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp12~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_17~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_18~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_17~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp13~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp14~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_19~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_19~0,] left hand side expression in assignment: lhs: VariableLHS[~excep~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~1,] left hand side expression in assignment: lhs: VariableLHS[~mem_15~1,] left hand side expression in assignment: lhs: VariableLHS[~cf~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~8,] 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_tmp5~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~2,] left hand side expression in assignment: lhs: VariableLHS[~mem_16~2,] left hand side expression in assignment: lhs: VariableLHS[~cf~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~3,] left hand side expression in assignment: lhs: VariableLHS[~mem_17~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp12~2,] left hand side expression in assignment: lhs: VariableLHS[~mem_18~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp13~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp14~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp15~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_19~1,] left hand side expression in assignment: lhs: VariableLHS[~cf~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~9,] 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~18,] 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~18,] left hand side expression in assignment: lhs: VariableLHS[~mem_24~0,] 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[~__cil_tmp4~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~4,] left hand side expression in assignment: lhs: VariableLHS[~mem_12~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~4,] left hand side expression in assignment: lhs: VariableLHS[~mem_13~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~19,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~5,] left hand side expression in assignment: lhs: VariableLHS[~mem_12~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~5,] left hand side expression in assignment: lhs: VariableLHS[~mem_13~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] [2020-12-23 09:10:46,681 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_spec8_product28.cil.c[29018,29031] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~10,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~4,] left hand side expression in assignment: lhs: VariableLHS[~bob~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp1~0,] left hand side expression in assignment: lhs: VariableLHS[~rjh~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp2~1,] left hand side expression in assignment: lhs: VariableLHS[~chuck~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp~11,] left hand side expression in assignment: lhs: VariableLHS[~tmp~12,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~5,] left hand side expression in assignment: lhs: VariableLHS[~__utac__ad__arg1~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~13,] left hand side expression in assignment: lhs: VariableLHS[~tmp~14,] left hand side expression in assignment: lhs: VariableLHS[~tmp~15,] left hand side expression in assignment: lhs: VariableLHS[~receiver~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~6,] left hand side expression in assignment: lhs: VariableLHS[~pubkey~0,] left hand side expression in assignment: lhs: VariableLHS[~__utac__ad__arg1~1,] 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[~tmp___0~7,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~17,] left hand side expression in assignment: lhs: VariableLHS[~client~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~tmp~18,] 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~23,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~tmp~19,] left hand side expression in assignment: lhs: VariableLHS[~privkey~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~20,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~8,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~3,] left hand side expression in assignment: lhs: VariableLHS[~pubkey~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~1,] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_counter~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~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[~__cil_tmp3~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] 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~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_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~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_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~21,] left hand side expression in assignment: lhs: VariableLHS[~size~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~6,] 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~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_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~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_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~35,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~35,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~35,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~35,] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_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~36,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~36,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~36,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~36,] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_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~37,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~37,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~37,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~37,] left hand side expression in assignment: lhs: VariableLHS[~__ste_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~22,] left hand side expression in assignment: lhs: VariableLHS[~size~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~7,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~38,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~38,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~39,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~39,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~39,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~39,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~39,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~39,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~39,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~39,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~39,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~39,] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_Keyring0_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~40,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~40,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~40,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~40,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~40,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~40,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~40,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~40,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~40,] 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~41,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~41,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~41,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~41,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~41,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~41,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~41,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~41,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~41,] 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~42,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~42,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~42,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~42,] 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~43,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~43,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~43,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~43,] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_idCounter0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_idCounter1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_idCounter2~0,GLOBAL] [2020-12-23 09:10:46,945 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-23 09:10:46,961 INFO L203 MainTranslator]: Completed pre-run left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~op1~0,] left hand side expression in assignment: lhs: VariableLHS[~op2~0,] left hand side expression in assignment: lhs: VariableLHS[~op3~0,] left hand side expression in assignment: lhs: VariableLHS[~op4~0,] left hand side expression in assignment: lhs: VariableLHS[~op5~0,] left hand side expression in assignment: lhs: VariableLHS[~op6~0,] left hand side expression in assignment: lhs: VariableLHS[~op7~0,] left hand side expression in assignment: lhs: VariableLHS[~op8~0,] left hand side expression in assignment: lhs: VariableLHS[~op9~0,] left hand side expression in assignment: lhs: VariableLHS[~op10~0,] left hand side expression in assignment: lhs: VariableLHS[~op11~0,] left hand side expression in assignment: lhs: VariableLHS[~splverifierCounter~0,] left hand side expression in assignment: lhs: VariableLHS[~splverifierCounter~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___9~0,] left hand side expression in assignment: lhs: VariableLHS[~op1~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___8~0,] left hand side expression in assignment: lhs: VariableLHS[~op2~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___7~0,] left hand side expression in assignment: lhs: VariableLHS[~op3~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___6~0,] left hand side expression in assignment: lhs: VariableLHS[~op4~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___5~0,] left hand side expression in assignment: lhs: VariableLHS[~op5~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~0,] left hand side expression in assignment: lhs: VariableLHS[~op6~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~0,] left hand side expression in assignment: lhs: VariableLHS[~op7~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~0,] left hand side expression in assignment: lhs: VariableLHS[~op8~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~0,] left hand side expression in assignment: lhs: VariableLHS[~op9~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~0,] left hand side expression in assignment: lhs: VariableLHS[~op10~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~0,] left hand side expression in assignment: lhs: VariableLHS[~op11~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~5,] 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[~msg~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~2,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~in_encrypted~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp2~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~6,] left hand side expression in assignment: lhs: VariableLHS[~__ste_Email_counter~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~8,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~8,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~8,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_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~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_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~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_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~11,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~2,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] 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~12,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~12,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~12,] 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~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_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~14,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~__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~15,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~15,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~15,] left hand side expression in assignment: lhs: VariableLHS[~__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~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~__ste_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~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_email_isSignatureVerified0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_isSignatureVerified1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~excep~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~7,] left hand side expression in assignment: lhs: VariableLHS[~cf~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_15~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_15~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~1,] left hand side expression in assignment: lhs: VariableLHS[~mem_16~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_16~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp12~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_17~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_18~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_17~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp13~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp14~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_19~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_19~0,] left hand side expression in assignment: lhs: VariableLHS[~excep~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~1,] left hand side expression in assignment: lhs: VariableLHS[~mem_15~1,] left hand side expression in assignment: lhs: VariableLHS[~cf~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~8,] 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_tmp5~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~2,] left hand side expression in assignment: lhs: VariableLHS[~mem_16~2,] left hand side expression in assignment: lhs: VariableLHS[~cf~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~3,] left hand side expression in assignment: lhs: VariableLHS[~mem_17~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp12~2,] left hand side expression in assignment: lhs: VariableLHS[~mem_18~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp13~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp14~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp15~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_19~1,] left hand side expression in assignment: lhs: VariableLHS[~cf~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~9,] 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~18,] 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~18,] left hand side expression in assignment: lhs: VariableLHS[~mem_24~0,] 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[~__cil_tmp4~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~4,] left hand side expression in assignment: lhs: VariableLHS[~mem_12~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~4,] left hand side expression in assignment: lhs: VariableLHS[~mem_13~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~19,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~5,] left hand side expression in assignment: lhs: VariableLHS[~mem_12~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~5,] left hand side expression in assignment: lhs: VariableLHS[~mem_13~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] [2020-12-23 09:10:47,046 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_spec8_product28.cil.c[29018,29031] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~10,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~4,] left hand side expression in assignment: lhs: VariableLHS[~bob~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp1~0,] left hand side expression in assignment: lhs: VariableLHS[~rjh~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp2~1,] left hand side expression in assignment: lhs: VariableLHS[~chuck~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp~11,] left hand side expression in assignment: lhs: VariableLHS[~tmp~12,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~5,] left hand side expression in assignment: lhs: VariableLHS[~__utac__ad__arg1~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~13,] left hand side expression in assignment: lhs: VariableLHS[~tmp~14,] left hand side expression in assignment: lhs: VariableLHS[~tmp~15,] left hand side expression in assignment: lhs: VariableLHS[~receiver~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~6,] left hand side expression in assignment: lhs: VariableLHS[~pubkey~0,] left hand side expression in assignment: lhs: VariableLHS[~__utac__ad__arg1~1,] 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[~tmp___0~7,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~17,] left hand side expression in assignment: lhs: VariableLHS[~client~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~tmp~18,] 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~23,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~tmp~19,] left hand side expression in assignment: lhs: VariableLHS[~privkey~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~20,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~8,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~3,] left hand side expression in assignment: lhs: VariableLHS[~pubkey~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~1,] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_counter~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~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[~__cil_tmp3~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] 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~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_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~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_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~21,] left hand side expression in assignment: lhs: VariableLHS[~size~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~6,] 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~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_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~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_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~35,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~35,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~35,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~35,] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_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~36,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~36,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~36,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~36,] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_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~37,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~37,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~37,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~37,] left hand side expression in assignment: lhs: VariableLHS[~__ste_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~22,] left hand side expression in assignment: lhs: VariableLHS[~size~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~7,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~38,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~38,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~39,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~39,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~39,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~39,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~39,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~39,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~39,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~39,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~39,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~39,] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_Keyring0_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~40,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~40,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~40,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~40,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~40,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~40,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~40,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~40,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~40,] 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~41,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~41,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~41,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~41,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~41,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~41,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~41,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~41,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~41,] 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~42,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~42,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~42,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~42,] 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~43,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~43,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~43,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~43,] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_idCounter0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_idCounter1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_idCounter2~0,GLOBAL] [2020-12-23 09:10:47,135 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-23 09:10:47,245 INFO L208 MainTranslator]: Completed translation [2020-12-23 09:10:47,246 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:10:47 WrapperNode [2020-12-23 09:10:47,246 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-23 09:10:47,248 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-23 09:10:47,248 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-23 09:10:47,248 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-23 09:10:47,255 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:10:47" (1/1) ... [2020-12-23 09:10:47,289 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:10:47" (1/1) ... [2020-12-23 09:10:47,411 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-23 09:10:47,412 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-23 09:10:47,412 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-23 09:10:47,412 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-23 09:10:47,426 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:10:47" (1/1) ... [2020-12-23 09:10:47,427 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:10:47" (1/1) ... [2020-12-23 09:10:47,451 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:10:47" (1/1) ... [2020-12-23 09:10:47,451 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:10:47" (1/1) ... [2020-12-23 09:10:47,521 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:10:47" (1/1) ... [2020-12-23 09:10:47,562 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:10:47" (1/1) ... [2020-12-23 09:10:47,586 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:10:47" (1/1) ... [2020-12-23 09:10:47,607 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-23 09:10:47,608 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-23 09:10:47,608 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-23 09:10:47,608 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-23 09:10:47,609 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:10:47" (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 09:10:47,720 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-12-23 09:10:47,721 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-23 09:10:47,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-23 09:10:47,721 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-23 09:10:47,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-23 09:10:50,274 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-23 09:10:50,275 INFO L299 CfgBuilder]: Removed 295 assume(true) statements. [2020-12-23 09:10:50,278 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 09:10:50 BoogieIcfgContainer [2020-12-23 09:10:50,279 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-23 09:10:50,281 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-23 09:10:50,282 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-23 09:10:50,286 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-23 09:10:50,287 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.12 09:10:45" (1/3) ... [2020-12-23 09:10:50,288 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4fed35a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.12 09:10:50, skipping insertion in model container [2020-12-23 09:10:50,288 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:10:47" (2/3) ... [2020-12-23 09:10:50,289 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4fed35a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.12 09:10:50, skipping insertion in model container [2020-12-23 09:10:50,289 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 09:10:50" (3/3) ... [2020-12-23 09:10:50,291 INFO L111 eAbstractionObserver]: Analyzing ICFG email_spec8_product28.cil.c [2020-12-23 09:10:50,298 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-23 09:10:50,310 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2020-12-23 09:10:50,329 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2020-12-23 09:10:50,360 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-23 09:10:50,361 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-23 09:10:50,361 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-23 09:10:50,361 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-23 09:10:50,361 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-23 09:10:50,361 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-23 09:10:50,361 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-23 09:10:50,362 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-23 09:10:50,389 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states. [2020-12-23 09:10:50,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2020-12-23 09:10:50,403 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:10:50,404 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 09:10:50,405 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:10:50,411 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:10:50,412 INFO L82 PathProgramCache]: Analyzing trace with hash 688116892, now seen corresponding path program 1 times [2020-12-23 09:10:50,422 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:10:50,423 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [466794086] [2020-12-23 09:10:50,423 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:10:50,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:10:50,964 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 09:10:50,965 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [466794086] [2020-12-23 09:10:50,966 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:10:50,966 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 09:10:50,967 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1773282414] [2020-12-23 09:10:50,972 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:10:50,973 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:10:50,989 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:10:50,990 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:10:50,992 INFO L87 Difference]: Start difference. First operand 477 states. Second operand 3 states. [2020-12-23 09:10:51,153 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:10:51,154 INFO L93 Difference]: Finished difference Result 1396 states and 2447 transitions. [2020-12-23 09:10:51,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:10:51,156 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 45 [2020-12-23 09:10:51,156 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:10:51,186 INFO L225 Difference]: With dead ends: 1396 [2020-12-23 09:10:51,186 INFO L226 Difference]: Without dead ends: 794 [2020-12-23 09:10:51,197 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 09:10:51,221 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 794 states. [2020-12-23 09:10:51,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 794 to 406. [2020-12-23 09:10:51,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 406 states. [2020-12-23 09:10:51,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 406 states and 708 transitions. [2020-12-23 09:10:51,295 INFO L78 Accepts]: Start accepts. Automaton has 406 states and 708 transitions. Word has length 45 [2020-12-23 09:10:51,295 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:10:51,296 INFO L481 AbstractCegarLoop]: Abstraction has 406 states and 708 transitions. [2020-12-23 09:10:51,296 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:10:51,296 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 708 transitions. [2020-12-23 09:10:51,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-12-23 09:10:51,306 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:10:51,307 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:10:51,307 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-23 09:10:51,308 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:10:51,309 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:10:51,309 INFO L82 PathProgramCache]: Analyzing trace with hash 469504618, now seen corresponding path program 1 times [2020-12-23 09:10:51,309 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:10:51,309 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2111636173] [2020-12-23 09:10:51,310 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:10:51,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:10:51,520 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 09:10:51,521 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2111636173] [2020-12-23 09:10:51,521 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:10:51,521 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 09:10:51,522 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1168971074] [2020-12-23 09:10:51,524 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 09:10:51,525 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:10:51,525 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 09:10:51,526 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 09:10:51,526 INFO L87 Difference]: Start difference. First operand 406 states and 708 transitions. Second operand 5 states. [2020-12-23 09:10:51,777 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:10:51,777 INFO L93 Difference]: Finished difference Result 1167 states and 2040 transitions. [2020-12-23 09:10:51,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-23 09:10:51,781 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 47 [2020-12-23 09:10:51,781 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:10:51,794 INFO L225 Difference]: With dead ends: 1167 [2020-12-23 09:10:51,794 INFO L226 Difference]: Without dead ends: 780 [2020-12-23 09:10:51,799 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 09:10:51,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 780 states. [2020-12-23 09:10:51,843 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 780 to 406. [2020-12-23 09:10:51,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 406 states. [2020-12-23 09:10:51,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 406 states and 707 transitions. [2020-12-23 09:10:51,845 INFO L78 Accepts]: Start accepts. Automaton has 406 states and 707 transitions. Word has length 47 [2020-12-23 09:10:51,846 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:10:51,846 INFO L481 AbstractCegarLoop]: Abstraction has 406 states and 707 transitions. [2020-12-23 09:10:51,846 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 09:10:51,846 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 707 transitions. [2020-12-23 09:10:51,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-12-23 09:10:51,848 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:10:51,848 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:10:51,849 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-23 09:10:51,849 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:10:51,849 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:10:51,850 INFO L82 PathProgramCache]: Analyzing trace with hash -442595459, now seen corresponding path program 1 times [2020-12-23 09:10:51,850 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:10:51,850 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [56185180] [2020-12-23 09:10:51,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:10:51,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:10:52,002 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 09:10:52,002 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [56185180] [2020-12-23 09:10:52,002 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:10:52,003 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 09:10:52,003 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [814083741] [2020-12-23 09:10:52,003 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:10:52,006 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:10:52,007 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:10:52,007 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:10:52,007 INFO L87 Difference]: Start difference. First operand 406 states and 707 transitions. Second operand 3 states. [2020-12-23 09:10:52,092 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:10:52,093 INFO L93 Difference]: Finished difference Result 794 states and 1388 transitions. [2020-12-23 09:10:52,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:10:52,097 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 48 [2020-12-23 09:10:52,097 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:10:52,103 INFO L225 Difference]: With dead ends: 794 [2020-12-23 09:10:52,103 INFO L226 Difference]: Without dead ends: 411 [2020-12-23 09:10:52,110 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 09:10:52,111 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 411 states. [2020-12-23 09:10:52,150 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 411 to 406. [2020-12-23 09:10:52,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 406 states. [2020-12-23 09:10:52,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 406 states and 706 transitions. [2020-12-23 09:10:52,153 INFO L78 Accepts]: Start accepts. Automaton has 406 states and 706 transitions. Word has length 48 [2020-12-23 09:10:52,153 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:10:52,153 INFO L481 AbstractCegarLoop]: Abstraction has 406 states and 706 transitions. [2020-12-23 09:10:52,174 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:10:52,175 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 706 transitions. [2020-12-23 09:10:52,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2020-12-23 09:10:52,177 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:10:52,177 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:10:52,177 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-12-23 09:10:52,177 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:10:52,178 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:10:52,178 INFO L82 PathProgramCache]: Analyzing trace with hash 2045903351, now seen corresponding path program 1 times [2020-12-23 09:10:52,178 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:10:52,179 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [645120893] [2020-12-23 09:10:52,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:10:52,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:10:52,273 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 09:10:52,273 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [645120893] [2020-12-23 09:10:52,273 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:10:52,274 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 09:10:52,274 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2066233306] [2020-12-23 09:10:52,274 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:10:52,275 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:10:52,276 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:10:52,277 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:10:52,277 INFO L87 Difference]: Start difference. First operand 406 states and 706 transitions. Second operand 3 states. [2020-12-23 09:10:52,323 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:10:52,323 INFO L93 Difference]: Finished difference Result 804 states and 1401 transitions. [2020-12-23 09:10:52,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:10:52,325 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 49 [2020-12-23 09:10:52,325 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:10:52,329 INFO L225 Difference]: With dead ends: 804 [2020-12-23 09:10:52,330 INFO L226 Difference]: Without dead ends: 406 [2020-12-23 09:10:52,331 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 09:10:52,332 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 406 states. [2020-12-23 09:10:52,352 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 406 to 406. [2020-12-23 09:10:52,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 406 states. [2020-12-23 09:10:52,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 406 states and 704 transitions. [2020-12-23 09:10:52,354 INFO L78 Accepts]: Start accepts. Automaton has 406 states and 704 transitions. Word has length 49 [2020-12-23 09:10:52,355 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:10:52,355 INFO L481 AbstractCegarLoop]: Abstraction has 406 states and 704 transitions. [2020-12-23 09:10:52,355 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:10:52,355 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 704 transitions. [2020-12-23 09:10:52,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2020-12-23 09:10:52,356 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:10:52,357 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:10:52,357 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-12-23 09:10:52,357 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:10:52,359 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:10:52,359 INFO L82 PathProgramCache]: Analyzing trace with hash -448494910, now seen corresponding path program 1 times [2020-12-23 09:10:52,360 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:10:52,360 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1319787579] [2020-12-23 09:10:52,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:10:52,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:10:52,502 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 09:10:52,503 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1319787579] [2020-12-23 09:10:52,503 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:10:52,503 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 09:10:52,504 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2137755888] [2020-12-23 09:10:52,504 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 09:10:52,504 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:10:52,505 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 09:10:52,505 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 09:10:52,505 INFO L87 Difference]: Start difference. First operand 406 states and 704 transitions. Second operand 5 states. [2020-12-23 09:10:52,665 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:10:52,665 INFO L93 Difference]: Finished difference Result 1157 states and 2020 transitions. [2020-12-23 09:10:52,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-23 09:10:52,666 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 50 [2020-12-23 09:10:52,666 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:10:52,671 INFO L225 Difference]: With dead ends: 1157 [2020-12-23 09:10:52,672 INFO L226 Difference]: Without dead ends: 778 [2020-12-23 09:10:52,673 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 09:10:52,675 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 778 states. [2020-12-23 09:10:52,697 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 778 to 406. [2020-12-23 09:10:52,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 406 states. [2020-12-23 09:10:52,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 406 states and 703 transitions. [2020-12-23 09:10:52,700 INFO L78 Accepts]: Start accepts. Automaton has 406 states and 703 transitions. Word has length 50 [2020-12-23 09:10:52,700 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:10:52,700 INFO L481 AbstractCegarLoop]: Abstraction has 406 states and 703 transitions. [2020-12-23 09:10:52,701 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 09:10:52,701 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 703 transitions. [2020-12-23 09:10:52,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-12-23 09:10:52,702 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:10:52,702 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:10:52,702 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-12-23 09:10:52,703 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:10:52,703 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:10:52,703 INFO L82 PathProgramCache]: Analyzing trace with hash 1854809023, now seen corresponding path program 1 times [2020-12-23 09:10:52,704 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:10:52,704 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [255119708] [2020-12-23 09:10:52,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:10:52,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:10:52,780 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 09:10:52,781 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [255119708] [2020-12-23 09:10:52,781 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:10:52,781 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 09:10:52,781 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [246028947] [2020-12-23 09:10:52,782 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 09:10:52,782 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:10:52,782 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 09:10:52,783 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 09:10:52,783 INFO L87 Difference]: Start difference. First operand 406 states and 703 transitions. Second operand 5 states. [2020-12-23 09:10:52,975 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:10:52,975 INFO L93 Difference]: Finished difference Result 1162 states and 2025 transitions. [2020-12-23 09:10:52,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-23 09:10:52,976 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 51 [2020-12-23 09:10:52,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:10:52,982 INFO L225 Difference]: With dead ends: 1162 [2020-12-23 09:10:52,982 INFO L226 Difference]: Without dead ends: 783 [2020-12-23 09:10:52,983 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 09:10:52,985 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 783 states. [2020-12-23 09:10:53,016 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 783 to 406. [2020-12-23 09:10:53,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 406 states. [2020-12-23 09:10:53,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 406 states and 702 transitions. [2020-12-23 09:10:53,019 INFO L78 Accepts]: Start accepts. Automaton has 406 states and 702 transitions. Word has length 51 [2020-12-23 09:10:53,019 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:10:53,019 INFO L481 AbstractCegarLoop]: Abstraction has 406 states and 702 transitions. [2020-12-23 09:10:53,019 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 09:10:53,020 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 702 transitions. [2020-12-23 09:10:53,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-12-23 09:10:53,022 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:10:53,022 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:10:53,022 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-12-23 09:10:53,022 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:10:53,024 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:10:53,028 INFO L82 PathProgramCache]: Analyzing trace with hash 1996786599, now seen corresponding path program 1 times [2020-12-23 09:10:53,028 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:10:53,029 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1230256266] [2020-12-23 09:10:53,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:10:53,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:10:53,162 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 09:10:53,163 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1230256266] [2020-12-23 09:10:53,163 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:10:53,163 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 09:10:53,164 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1030804604] [2020-12-23 09:10:53,165 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:10:53,165 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:10:53,165 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:10:53,166 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:10:53,166 INFO L87 Difference]: Start difference. First operand 406 states and 702 transitions. Second operand 3 states. [2020-12-23 09:10:53,205 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:10:53,206 INFO L93 Difference]: Finished difference Result 578 states and 987 transitions. [2020-12-23 09:10:53,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:10:53,206 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-12-23 09:10:53,207 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:10:53,210 INFO L225 Difference]: With dead ends: 578 [2020-12-23 09:10:53,210 INFO L226 Difference]: Without dead ends: 409 [2020-12-23 09:10:53,212 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 09:10:53,215 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 409 states. [2020-12-23 09:10:53,245 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 409 to 408. [2020-12-23 09:10:53,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 408 states. [2020-12-23 09:10:53,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 408 states and 704 transitions. [2020-12-23 09:10:53,248 INFO L78 Accepts]: Start accepts. Automaton has 408 states and 704 transitions. Word has length 52 [2020-12-23 09:10:53,249 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:10:53,249 INFO L481 AbstractCegarLoop]: Abstraction has 408 states and 704 transitions. [2020-12-23 09:10:53,250 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:10:53,250 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 704 transitions. [2020-12-23 09:10:53,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-12-23 09:10:53,251 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:10:53,252 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:10:53,252 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-12-23 09:10:53,252 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:10:53,253 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:10:53,253 INFO L82 PathProgramCache]: Analyzing trace with hash -1931007639, now seen corresponding path program 1 times [2020-12-23 09:10:53,253 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:10:53,253 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [124423442] [2020-12-23 09:10:53,254 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:10:53,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:10:53,358 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 09:10:53,358 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [124423442] [2020-12-23 09:10:53,358 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:10:53,359 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 09:10:53,359 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1911500190] [2020-12-23 09:10:53,359 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:10:53,360 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:10:53,360 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:10:53,360 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:10:53,361 INFO L87 Difference]: Start difference. First operand 408 states and 704 transitions. Second operand 3 states. [2020-12-23 09:10:53,416 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:10:53,416 INFO L93 Difference]: Finished difference Result 1110 states and 1936 transitions. [2020-12-23 09:10:53,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:10:53,417 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 58 [2020-12-23 09:10:53,417 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:10:53,422 INFO L225 Difference]: With dead ends: 1110 [2020-12-23 09:10:53,422 INFO L226 Difference]: Without dead ends: 733 [2020-12-23 09:10:53,423 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 09:10:53,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 733 states. [2020-12-23 09:10:53,458 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 733 to 564. [2020-12-23 09:10:53,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 564 states. [2020-12-23 09:10:53,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 564 states and 990 transitions. [2020-12-23 09:10:53,462 INFO L78 Accepts]: Start accepts. Automaton has 564 states and 990 transitions. Word has length 58 [2020-12-23 09:10:53,462 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:10:53,462 INFO L481 AbstractCegarLoop]: Abstraction has 564 states and 990 transitions. [2020-12-23 09:10:53,462 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:10:53,462 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 990 transitions. [2020-12-23 09:10:53,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-12-23 09:10:53,464 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:10:53,464 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:10:53,464 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-12-23 09:10:53,464 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:10:53,465 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:10:53,465 INFO L82 PathProgramCache]: Analyzing trace with hash 1877663274, now seen corresponding path program 1 times [2020-12-23 09:10:53,465 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:10:53,466 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [946578815] [2020-12-23 09:10:53,466 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:10:53,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:10:53,551 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 09:10:53,551 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [946578815] [2020-12-23 09:10:53,552 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [615078072] [2020-12-23 09:10:53,552 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 09:10:53,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:10:53,891 INFO L263 TraceCheckSpWp]: Trace formula consists of 887 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-23 09:10:53,900 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 09:10:53,960 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-23 09:10:53,961 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-12-23 09:10:53,961 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5 [2020-12-23 09:10:53,961 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [732089152] [2020-12-23 09:10:53,962 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:10:53,962 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:10:53,962 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:10:53,963 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-12-23 09:10:53,963 INFO L87 Difference]: Start difference. First operand 564 states and 990 transitions. Second operand 3 states. [2020-12-23 09:10:53,999 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:10:53,999 INFO L93 Difference]: Finished difference Result 680 states and 1182 transitions. [2020-12-23 09:10:54,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:10:54,000 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 59 [2020-12-23 09:10:54,000 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:10:54,004 INFO L225 Difference]: With dead ends: 680 [2020-12-23 09:10:54,004 INFO L226 Difference]: Without dead ends: 558 [2020-12-23 09:10:54,004 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-12-23 09:10:54,006 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 558 states. [2020-12-23 09:10:54,038 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 558 to 558. [2020-12-23 09:10:54,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 558 states. [2020-12-23 09:10:54,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 558 states and 981 transitions. [2020-12-23 09:10:54,041 INFO L78 Accepts]: Start accepts. Automaton has 558 states and 981 transitions. Word has length 59 [2020-12-23 09:10:54,041 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:10:54,042 INFO L481 AbstractCegarLoop]: Abstraction has 558 states and 981 transitions. [2020-12-23 09:10:54,042 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:10:54,042 INFO L276 IsEmpty]: Start isEmpty. Operand 558 states and 981 transitions. [2020-12-23 09:10:54,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2020-12-23 09:10:54,044 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:10:54,044 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:10:54,258 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2020-12-23 09:10:54,259 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:10:54,260 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:10:54,260 INFO L82 PathProgramCache]: Analyzing trace with hash 1966553613, now seen corresponding path program 1 times [2020-12-23 09:10:54,260 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:10:54,261 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2119201635] [2020-12-23 09:10:54,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:10:54,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:10:54,352 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 09:10:54,352 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2119201635] [2020-12-23 09:10:54,353 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1812531474] [2020-12-23 09:10:54,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-23 09:10:54,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:10:54,724 INFO L263 TraceCheckSpWp]: Trace formula consists of 1182 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-23 09:10:54,735 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 09:10:54,868 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 09:10:54,868 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-23 09:10:54,868 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2020-12-23 09:10:54,869 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [164615245] [2020-12-23 09:10:54,869 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 09:10:54,869 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:10:54,870 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 09:10:54,870 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2020-12-23 09:10:54,870 INFO L87 Difference]: Start difference. First operand 558 states and 981 transitions. Second operand 5 states. [2020-12-23 09:10:54,944 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:10:54,944 INFO L93 Difference]: Finished difference Result 1096 states and 1912 transitions. [2020-12-23 09:10:54,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-23 09:10:54,945 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 96 [2020-12-23 09:10:54,945 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:10:54,950 INFO L225 Difference]: With dead ends: 1096 [2020-12-23 09:10:54,951 INFO L226 Difference]: Without dead ends: 933 [2020-12-23 09:10:54,952 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 96 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 09:10:54,954 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 933 states. [2020-12-23 09:10:55,002 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 933 to 768. [2020-12-23 09:10:55,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 768 states. [2020-12-23 09:10:55,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 768 states to 768 states and 1364 transitions. [2020-12-23 09:10:55,006 INFO L78 Accepts]: Start accepts. Automaton has 768 states and 1364 transitions. Word has length 96 [2020-12-23 09:10:55,007 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:10:55,007 INFO L481 AbstractCegarLoop]: Abstraction has 768 states and 1364 transitions. [2020-12-23 09:10:55,007 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 09:10:55,007 INFO L276 IsEmpty]: Start isEmpty. Operand 768 states and 1364 transitions. [2020-12-23 09:10:55,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2020-12-23 09:10:55,009 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:10:55,009 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:10:55,222 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2020-12-23 09:10:55,223 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:10:55,224 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:10:55,224 INFO L82 PathProgramCache]: Analyzing trace with hash 1486460544, now seen corresponding path program 1 times [2020-12-23 09:10:55,225 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:10:55,225 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [39110270] [2020-12-23 09:10:55,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:10:55,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:10:55,325 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 09:10:55,326 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [39110270] [2020-12-23 09:10:55,326 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:10:55,326 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 09:10:55,327 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1880751235] [2020-12-23 09:10:55,327 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:10:55,327 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:10:55,328 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:10:55,328 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:10:55,328 INFO L87 Difference]: Start difference. First operand 768 states and 1364 transitions. Second operand 3 states. [2020-12-23 09:10:55,416 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:10:55,416 INFO L93 Difference]: Finished difference Result 1974 states and 3523 transitions. [2020-12-23 09:10:55,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:10:55,417 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 102 [2020-12-23 09:10:55,417 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:10:55,424 INFO L225 Difference]: With dead ends: 1974 [2020-12-23 09:10:55,425 INFO L226 Difference]: Without dead ends: 1295 [2020-12-23 09:10:55,427 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 09:10:55,429 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1295 states. [2020-12-23 09:10:55,496 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1295 to 1132. [2020-12-23 09:10:55,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1132 states. [2020-12-23 09:10:55,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1132 states to 1132 states and 2028 transitions. [2020-12-23 09:10:55,502 INFO L78 Accepts]: Start accepts. Automaton has 1132 states and 2028 transitions. Word has length 102 [2020-12-23 09:10:55,502 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:10:55,502 INFO L481 AbstractCegarLoop]: Abstraction has 1132 states and 2028 transitions. [2020-12-23 09:10:55,502 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:10:55,502 INFO L276 IsEmpty]: Start isEmpty. Operand 1132 states and 2028 transitions. [2020-12-23 09:10:55,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2020-12-23 09:10:55,506 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:10:55,506 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 09:10:55,506 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-12-23 09:10:55,506 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:10:55,507 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:10:55,507 INFO L82 PathProgramCache]: Analyzing trace with hash -877784048, now seen corresponding path program 2 times [2020-12-23 09:10:55,507 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:10:55,507 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [641813328] [2020-12-23 09:10:55,507 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:10:55,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:10:55,655 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 09:10:55,655 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [641813328] [2020-12-23 09:10:55,656 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:10:55,656 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 09:10:55,656 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [381690215] [2020-12-23 09:10:55,656 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 09:10:55,657 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:10:55,657 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 09:10:55,657 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 09:10:55,658 INFO L87 Difference]: Start difference. First operand 1132 states and 2028 transitions. Second operand 5 states. [2020-12-23 09:10:55,785 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:10:55,785 INFO L93 Difference]: Finished difference Result 2184 states and 3904 transitions. [2020-12-23 09:10:55,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-23 09:10:55,786 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 103 [2020-12-23 09:10:55,786 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:10:55,794 INFO L225 Difference]: With dead ends: 2184 [2020-12-23 09:10:55,794 INFO L226 Difference]: Without dead ends: 1295 [2020-12-23 09:10:55,796 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-12-23 09:10:55,798 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1295 states. [2020-12-23 09:10:55,874 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1295 to 1132. [2020-12-23 09:10:55,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1132 states. [2020-12-23 09:10:55,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1132 states to 1132 states and 2026 transitions. [2020-12-23 09:10:55,879 INFO L78 Accepts]: Start accepts. Automaton has 1132 states and 2026 transitions. Word has length 103 [2020-12-23 09:10:55,879 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:10:55,880 INFO L481 AbstractCegarLoop]: Abstraction has 1132 states and 2026 transitions. [2020-12-23 09:10:55,880 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 09:10:55,880 INFO L276 IsEmpty]: Start isEmpty. Operand 1132 states and 2026 transitions. [2020-12-23 09:10:55,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2020-12-23 09:10:55,883 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:10:55,883 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:10:55,883 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-12-23 09:10:55,883 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:10:55,884 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:10:55,884 INFO L82 PathProgramCache]: Analyzing trace with hash 331248527, now seen corresponding path program 1 times [2020-12-23 09:10:55,884 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:10:55,884 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1267506212] [2020-12-23 09:10:55,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:10:55,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:10:55,965 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 09:10:55,965 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1267506212] [2020-12-23 09:10:55,966 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:10:55,966 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 09:10:55,966 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [115524584] [2020-12-23 09:10:55,966 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:10:55,967 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:10:55,967 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:10:55,967 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:10:55,968 INFO L87 Difference]: Start difference. First operand 1132 states and 2026 transitions. Second operand 3 states. [2020-12-23 09:10:56,103 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:10:56,103 INFO L93 Difference]: Finished difference Result 3038 states and 5464 transitions. [2020-12-23 09:10:56,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:10:56,104 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 103 [2020-12-23 09:10:56,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:10:56,116 INFO L225 Difference]: With dead ends: 3038 [2020-12-23 09:10:56,116 INFO L226 Difference]: Without dead ends: 2003 [2020-12-23 09:10:56,119 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 09:10:56,122 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2003 states. [2020-12-23 09:10:56,282 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2003 to 1840. [2020-12-23 09:10:56,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1840 states. [2020-12-23 09:10:56,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1840 states to 1840 states and 3317 transitions. [2020-12-23 09:10:56,292 INFO L78 Accepts]: Start accepts. Automaton has 1840 states and 3317 transitions. Word has length 103 [2020-12-23 09:10:56,292 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:10:56,292 INFO L481 AbstractCegarLoop]: Abstraction has 1840 states and 3317 transitions. [2020-12-23 09:10:56,292 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:10:56,293 INFO L276 IsEmpty]: Start isEmpty. Operand 1840 states and 3317 transitions. [2020-12-23 09:10:56,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2020-12-23 09:10:56,298 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:10:56,299 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:10:56,299 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-12-23 09:10:56,299 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:10:56,300 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:10:56,300 INFO L82 PathProgramCache]: Analyzing trace with hash 2066756546, now seen corresponding path program 1 times [2020-12-23 09:10:56,300 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:10:56,300 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1423835805] [2020-12-23 09:10:56,301 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:10:56,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:10:56,391 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 09:10:56,391 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1423835805] [2020-12-23 09:10:56,391 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:10:56,392 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 09:10:56,392 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2104933660] [2020-12-23 09:10:56,392 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:10:56,393 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:10:56,393 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:10:56,393 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:10:56,393 INFO L87 Difference]: Start difference. First operand 1840 states and 3317 transitions. Second operand 3 states. [2020-12-23 09:10:56,631 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:10:56,631 INFO L93 Difference]: Finished difference Result 4898 states and 8856 transitions. [2020-12-23 09:10:56,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:10:56,632 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 104 [2020-12-23 09:10:56,632 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:10:56,651 INFO L225 Difference]: With dead ends: 4898 [2020-12-23 09:10:56,651 INFO L226 Difference]: Without dead ends: 3189 [2020-12-23 09:10:56,656 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 09:10:56,662 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3189 states. [2020-12-23 09:10:56,881 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3189 to 3026. [2020-12-23 09:10:56,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3026 states. [2020-12-23 09:10:56,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3026 states to 3026 states and 5474 transitions. [2020-12-23 09:10:56,927 INFO L78 Accepts]: Start accepts. Automaton has 3026 states and 5474 transitions. Word has length 104 [2020-12-23 09:10:56,927 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:10:56,927 INFO L481 AbstractCegarLoop]: Abstraction has 3026 states and 5474 transitions. [2020-12-23 09:10:56,927 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:10:56,927 INFO L276 IsEmpty]: Start isEmpty. Operand 3026 states and 5474 transitions. [2020-12-23 09:10:56,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2020-12-23 09:10:56,938 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:10:56,938 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:10:56,939 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-12-23 09:10:56,940 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:10:56,940 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:10:56,940 INFO L82 PathProgramCache]: Analyzing trace with hash -423645344, now seen corresponding path program 1 times [2020-12-23 09:10:56,941 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:10:56,941 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [883121624] [2020-12-23 09:10:56,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:10:56,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:10:57,028 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 09:10:57,029 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [883121624] [2020-12-23 09:10:57,029 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:10:57,029 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 09:10:57,029 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2022441477] [2020-12-23 09:10:57,030 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:10:57,030 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:10:57,031 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:10:57,031 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:10:57,031 INFO L87 Difference]: Start difference. First operand 3026 states and 5474 transitions. Second operand 3 states. [2020-12-23 09:10:57,343 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:10:57,344 INFO L93 Difference]: Finished difference Result 8172 states and 14810 transitions. [2020-12-23 09:10:57,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:10:57,344 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 105 [2020-12-23 09:10:57,344 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:10:57,380 INFO L225 Difference]: With dead ends: 8172 [2020-12-23 09:10:57,380 INFO L226 Difference]: Without dead ends: 5311 [2020-12-23 09:10:57,390 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 09:10:57,399 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5311 states. [2020-12-23 09:10:57,799 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5311 to 5148. [2020-12-23 09:10:57,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5148 states. [2020-12-23 09:10:57,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5148 states to 5148 states and 9323 transitions. [2020-12-23 09:10:57,822 INFO L78 Accepts]: Start accepts. Automaton has 5148 states and 9323 transitions. Word has length 105 [2020-12-23 09:10:57,822 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:10:57,822 INFO L481 AbstractCegarLoop]: Abstraction has 5148 states and 9323 transitions. [2020-12-23 09:10:57,823 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:10:57,823 INFO L276 IsEmpty]: Start isEmpty. Operand 5148 states and 9323 transitions. [2020-12-23 09:10:57,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2020-12-23 09:10:57,838 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:10:57,838 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:10:57,838 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-12-23 09:10:57,839 INFO L429 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:10:57,839 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:10:57,839 INFO L82 PathProgramCache]: Analyzing trace with hash 1773703780, now seen corresponding path program 1 times [2020-12-23 09:10:57,839 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:10:57,840 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [477404714] [2020-12-23 09:10:57,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:10:57,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:10:57,955 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 09:10:57,956 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [477404714] [2020-12-23 09:10:57,956 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:10:57,956 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 09:10:57,957 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [656101080] [2020-12-23 09:10:57,957 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 09:10:57,957 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:10:57,958 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 09:10:57,959 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 09:10:57,959 INFO L87 Difference]: Start difference. First operand 5148 states and 9323 transitions. Second operand 5 states. [2020-12-23 09:10:58,729 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:10:58,729 INFO L93 Difference]: Finished difference Result 14671 states and 26600 transitions. [2020-12-23 09:10:58,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-12-23 09:10:58,730 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 106 [2020-12-23 09:10:58,730 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:10:58,774 INFO L225 Difference]: With dead ends: 14671 [2020-12-23 09:10:58,774 INFO L226 Difference]: Without dead ends: 9766 [2020-12-23 09:10:58,784 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 09:10:58,796 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9766 states. [2020-12-23 09:10:59,260 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9766 to 5148. [2020-12-23 09:10:59,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5148 states. [2020-12-23 09:10:59,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5148 states to 5148 states and 9273 transitions. [2020-12-23 09:10:59,278 INFO L78 Accepts]: Start accepts. Automaton has 5148 states and 9273 transitions. Word has length 106 [2020-12-23 09:10:59,278 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:10:59,278 INFO L481 AbstractCegarLoop]: Abstraction has 5148 states and 9273 transitions. [2020-12-23 09:10:59,278 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 09:10:59,279 INFO L276 IsEmpty]: Start isEmpty. Operand 5148 states and 9273 transitions. [2020-12-23 09:10:59,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2020-12-23 09:10:59,293 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:10:59,293 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:10:59,293 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-12-23 09:10:59,294 INFO L429 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:10:59,294 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:10:59,294 INFO L82 PathProgramCache]: Analyzing trace with hash 1465288115, now seen corresponding path program 1 times [2020-12-23 09:10:59,295 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:10:59,295 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1606438849] [2020-12-23 09:10:59,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:10:59,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:10:59,389 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 09:10:59,390 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1606438849] [2020-12-23 09:10:59,390 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:10:59,390 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 09:10:59,391 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2032677850] [2020-12-23 09:10:59,392 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:10:59,392 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:10:59,393 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:10:59,397 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:10:59,398 INFO L87 Difference]: Start difference. First operand 5148 states and 9273 transitions. Second operand 3 states. [2020-12-23 09:11:00,105 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:11:00,105 INFO L93 Difference]: Finished difference Result 14996 states and 27052 transitions. [2020-12-23 09:11:00,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:11:00,106 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 106 [2020-12-23 09:11:00,106 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:11:00,136 INFO L225 Difference]: With dead ends: 14996 [2020-12-23 09:11:00,136 INFO L226 Difference]: Without dead ends: 10017 [2020-12-23 09:11:00,147 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 09:11:00,160 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10017 states. [2020-12-23 09:11:00,833 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10017 to 9854. [2020-12-23 09:11:00,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9854 states. [2020-12-23 09:11:00,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9854 states to 9854 states and 17754 transitions. [2020-12-23 09:11:00,860 INFO L78 Accepts]: Start accepts. Automaton has 9854 states and 17754 transitions. Word has length 106 [2020-12-23 09:11:00,861 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:11:00,861 INFO L481 AbstractCegarLoop]: Abstraction has 9854 states and 17754 transitions. [2020-12-23 09:11:00,861 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:11:00,861 INFO L276 IsEmpty]: Start isEmpty. Operand 9854 states and 17754 transitions. [2020-12-23 09:11:00,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2020-12-23 09:11:00,884 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:11:00,884 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:11:00,884 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-12-23 09:11:00,885 INFO L429 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:11:00,885 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:11:00,885 INFO L82 PathProgramCache]: Analyzing trace with hash 365857439, now seen corresponding path program 1 times [2020-12-23 09:11:00,885 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:11:00,886 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1425614282] [2020-12-23 09:11:00,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:11:00,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:11:01,158 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 09:11:01,159 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1425614282] [2020-12-23 09:11:01,159 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:11:01,159 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-12-23 09:11:01,159 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2121806090] [2020-12-23 09:11:01,160 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-12-23 09:11:01,160 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:11:01,160 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-12-23 09:11:01,161 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2020-12-23 09:11:01,161 INFO L87 Difference]: Start difference. First operand 9854 states and 17754 transitions. Second operand 9 states. [2020-12-23 09:11:03,108 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:11:03,109 INFO L93 Difference]: Finished difference Result 20092 states and 36136 transitions. [2020-12-23 09:11:03,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-12-23 09:11:03,109 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 107 [2020-12-23 09:11:03,110 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:11:03,175 INFO L225 Difference]: With dead ends: 20092 [2020-12-23 09:11:03,175 INFO L226 Difference]: Without dead ends: 19960 [2020-12-23 09:11:03,183 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=78, Invalid=132, Unknown=0, NotChecked=0, Total=210 [2020-12-23 09:11:03,214 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19960 states. [2020-12-23 09:11:04,582 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19960 to 19513. [2020-12-23 09:11:04,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19513 states. [2020-12-23 09:11:04,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19513 states to 19513 states and 35181 transitions. [2020-12-23 09:11:04,640 INFO L78 Accepts]: Start accepts. Automaton has 19513 states and 35181 transitions. Word has length 107 [2020-12-23 09:11:04,641 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:11:04,641 INFO L481 AbstractCegarLoop]: Abstraction has 19513 states and 35181 transitions. [2020-12-23 09:11:04,641 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-12-23 09:11:04,641 INFO L276 IsEmpty]: Start isEmpty. Operand 19513 states and 35181 transitions. [2020-12-23 09:11:04,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2020-12-23 09:11:04,687 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:11:04,687 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:11:04,688 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-12-23 09:11:04,688 INFO L429 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:11:04,688 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:11:04,688 INFO L82 PathProgramCache]: Analyzing trace with hash 1026177952, now seen corresponding path program 1 times [2020-12-23 09:11:04,689 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:11:04,689 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1750303963] [2020-12-23 09:11:04,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:11:04,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:11:04,781 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 09:11:04,782 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1750303963] [2020-12-23 09:11:04,782 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:11:04,782 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 09:11:04,782 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1682535259] [2020-12-23 09:11:04,784 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 09:11:04,784 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:11:04,784 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 09:11:04,785 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-23 09:11:04,785 INFO L87 Difference]: Start difference. First operand 19513 states and 35181 transitions. Second operand 4 states. [2020-12-23 09:11:05,686 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:11:05,686 INFO L93 Difference]: Finished difference Result 19670 states and 35443 transitions. [2020-12-23 09:11:05,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-23 09:11:05,687 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 108 [2020-12-23 09:11:05,687 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:11:05,747 INFO L225 Difference]: With dead ends: 19670 [2020-12-23 09:11:05,747 INFO L226 Difference]: Without dead ends: 19512 [2020-12-23 09:11:05,756 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 09:11:05,779 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19512 states. [2020-12-23 09:11:06,969 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19512 to 19512. [2020-12-23 09:11:06,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19512 states. [2020-12-23 09:11:07,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19512 states to 19512 states and 35177 transitions. [2020-12-23 09:11:07,050 INFO L78 Accepts]: Start accepts. Automaton has 19512 states and 35177 transitions. Word has length 108 [2020-12-23 09:11:07,050 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:11:07,050 INFO L481 AbstractCegarLoop]: Abstraction has 19512 states and 35177 transitions. [2020-12-23 09:11:07,050 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 09:11:07,050 INFO L276 IsEmpty]: Start isEmpty. Operand 19512 states and 35177 transitions. [2020-12-23 09:11:07,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2020-12-23 09:11:07,122 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:11:07,123 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:11:07,123 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2020-12-23 09:11:07,123 INFO L429 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:11:07,125 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:11:07,125 INFO L82 PathProgramCache]: Analyzing trace with hash -546227852, now seen corresponding path program 1 times [2020-12-23 09:11:07,125 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:11:07,127 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1410856626] [2020-12-23 09:11:07,127 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:11:07,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:11:07,299 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 09:11:07,299 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1410856626] [2020-12-23 09:11:07,300 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:11:07,300 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-12-23 09:11:07,300 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [485337475] [2020-12-23 09:11:07,301 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-12-23 09:11:07,301 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:11:07,302 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-12-23 09:11:07,302 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2020-12-23 09:11:07,302 INFO L87 Difference]: Start difference. First operand 19512 states and 35177 transitions. Second operand 9 states. [2020-12-23 09:11:09,618 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:11:09,618 INFO L93 Difference]: Finished difference Result 39799 states and 71600 transitions. [2020-12-23 09:11:09,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-12-23 09:11:09,619 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 109 [2020-12-23 09:11:09,619 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:11:09,820 INFO L225 Difference]: With dead ends: 39799 [2020-12-23 09:11:09,820 INFO L226 Difference]: Without dead ends: 39565 [2020-12-23 09:11:09,833 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=82, Invalid=158, Unknown=0, NotChecked=0, Total=240 [2020-12-23 09:11:09,875 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39565 states. [2020-12-23 09:11:11,761 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39565 to 38749. [2020-12-23 09:11:11,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 38749 states. [2020-12-23 09:11:11,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38749 states to 38749 states and 69887 transitions. [2020-12-23 09:11:11,845 INFO L78 Accepts]: Start accepts. Automaton has 38749 states and 69887 transitions. Word has length 109 [2020-12-23 09:11:11,845 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:11:11,845 INFO L481 AbstractCegarLoop]: Abstraction has 38749 states and 69887 transitions. [2020-12-23 09:11:11,845 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-12-23 09:11:11,846 INFO L276 IsEmpty]: Start isEmpty. Operand 38749 states and 69887 transitions. [2020-12-23 09:11:11,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2020-12-23 09:11:11,908 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:11:11,908 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:11:11,909 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2020-12-23 09:11:11,909 INFO L429 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:11:11,909 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:11:11,910 INFO L82 PathProgramCache]: Analyzing trace with hash 1720153334, now seen corresponding path program 1 times [2020-12-23 09:11:11,910 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:11:11,910 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1598364848] [2020-12-23 09:11:11,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:11:11,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:11:12,070 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 09:11:12,071 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1598364848] [2020-12-23 09:11:12,071 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:11:12,071 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-12-23 09:11:12,071 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [103806422] [2020-12-23 09:11:12,072 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-12-23 09:11:12,072 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:11:12,073 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-12-23 09:11:12,073 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2020-12-23 09:11:12,073 INFO L87 Difference]: Start difference. First operand 38749 states and 69887 transitions. Second operand 10 states. [2020-12-23 09:11:14,143 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:11:14,144 INFO L93 Difference]: Finished difference Result 40392 states and 72602 transitions. [2020-12-23 09:11:14,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-12-23 09:11:14,144 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 109 [2020-12-23 09:11:14,144 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:11:14,204 INFO L225 Difference]: With dead ends: 40392 [2020-12-23 09:11:14,204 INFO L226 Difference]: Without dead ends: 40061 [2020-12-23 09:11:14,215 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=128, Invalid=292, Unknown=0, NotChecked=0, Total=420 [2020-12-23 09:11:14,258 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40061 states. [2020-12-23 09:11:16,130 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40061 to 38773. [2020-12-23 09:11:16,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 38773 states. [2020-12-23 09:11:16,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38773 states to 38773 states and 69919 transitions. [2020-12-23 09:11:16,194 INFO L78 Accepts]: Start accepts. Automaton has 38773 states and 69919 transitions. Word has length 109 [2020-12-23 09:11:16,194 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:11:16,194 INFO L481 AbstractCegarLoop]: Abstraction has 38773 states and 69919 transitions. [2020-12-23 09:11:16,194 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-12-23 09:11:16,194 INFO L276 IsEmpty]: Start isEmpty. Operand 38773 states and 69919 transitions. [2020-12-23 09:11:16,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2020-12-23 09:11:16,244 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:11:16,244 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:11:16,244 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2020-12-23 09:11:16,244 INFO L429 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:11:16,245 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:11:16,245 INFO L82 PathProgramCache]: Analyzing trace with hash 1271890212, now seen corresponding path program 1 times [2020-12-23 09:11:16,245 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:11:16,245 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1885210825] [2020-12-23 09:11:16,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:11:16,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:11:16,367 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 09:11:16,370 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1885210825] [2020-12-23 09:11:16,370 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:11:16,370 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 09:11:16,370 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1867982000] [2020-12-23 09:11:16,371 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 09:11:16,371 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:11:16,372 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 09:11:16,372 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 09:11:16,372 INFO L87 Difference]: Start difference. First operand 38773 states and 69919 transitions. Second operand 5 states. [2020-12-23 09:11:17,948 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:11:17,949 INFO L93 Difference]: Finished difference Result 40611 states and 72909 transitions. [2020-12-23 09:11:17,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-12-23 09:11:17,951 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 110 [2020-12-23 09:11:17,951 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:11:18,007 INFO L225 Difference]: With dead ends: 40611 [2020-12-23 09:11:18,007 INFO L226 Difference]: Without dead ends: 40376 [2020-12-23 09:11:18,016 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-12-23 09:11:18,050 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40376 states. [2020-12-23 09:11:19,798 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40376 to 38965. [2020-12-23 09:11:19,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 38965 states. [2020-12-23 09:11:19,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38965 states to 38965 states and 70223 transitions. [2020-12-23 09:11:19,859 INFO L78 Accepts]: Start accepts. Automaton has 38965 states and 70223 transitions. Word has length 110 [2020-12-23 09:11:19,860 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:11:19,860 INFO L481 AbstractCegarLoop]: Abstraction has 38965 states and 70223 transitions. [2020-12-23 09:11:19,860 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 09:11:19,860 INFO L276 IsEmpty]: Start isEmpty. Operand 38965 states and 70223 transitions. [2020-12-23 09:11:19,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2020-12-23 09:11:19,910 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:11:19,910 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:11:19,910 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2020-12-23 09:11:19,911 INFO L429 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:11:19,911 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:11:19,911 INFO L82 PathProgramCache]: Analyzing trace with hash 2100580018, now seen corresponding path program 1 times [2020-12-23 09:11:19,911 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:11:19,912 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [431198485] [2020-12-23 09:11:19,912 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:11:19,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:11:20,000 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 09:11:20,000 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [431198485] [2020-12-23 09:11:20,000 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:11:20,000 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 09:11:20,001 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1485266469] [2020-12-23 09:11:20,001 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 09:11:20,001 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:11:20,004 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 09:11:20,005 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 09:11:20,005 INFO L87 Difference]: Start difference. First operand 38965 states and 70223 transitions. Second operand 5 states. [2020-12-23 09:11:21,440 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:11:21,441 INFO L93 Difference]: Finished difference Result 39315 states and 70787 transitions. [2020-12-23 09:11:21,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-23 09:11:21,441 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 111 [2020-12-23 09:11:21,442 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:11:21,512 INFO L225 Difference]: With dead ends: 39315 [2020-12-23 09:11:21,512 INFO L226 Difference]: Without dead ends: 39200 [2020-12-23 09:11:21,522 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 09:11:21,557 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39200 states. [2020-12-23 09:11:23,407 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39200 to 38973. [2020-12-23 09:11:23,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 38973 states. [2020-12-23 09:11:23,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38973 states to 38973 states and 70231 transitions. [2020-12-23 09:11:23,466 INFO L78 Accepts]: Start accepts. Automaton has 38973 states and 70231 transitions. Word has length 111 [2020-12-23 09:11:23,466 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:11:23,466 INFO L481 AbstractCegarLoop]: Abstraction has 38973 states and 70231 transitions. [2020-12-23 09:11:23,466 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 09:11:23,466 INFO L276 IsEmpty]: Start isEmpty. Operand 38973 states and 70231 transitions. [2020-12-23 09:11:23,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2020-12-23 09:11:23,504 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:11:23,504 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:11:23,505 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2020-12-23 09:11:23,505 INFO L429 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:11:23,505 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:11:23,505 INFO L82 PathProgramCache]: Analyzing trace with hash -320589961, now seen corresponding path program 1 times [2020-12-23 09:11:23,505 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:11:23,506 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [380707353] [2020-12-23 09:11:23,506 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:11:23,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:11:23,640 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 09:11:23,640 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [380707353] [2020-12-23 09:11:23,640 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:11:23,641 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-12-23 09:11:23,641 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [571649041] [2020-12-23 09:11:23,641 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-12-23 09:11:23,641 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:11:23,642 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-12-23 09:11:23,642 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2020-12-23 09:11:23,642 INFO L87 Difference]: Start difference. First operand 38973 states and 70231 transitions. Second operand 10 states. [2020-12-23 09:11:25,473 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:11:25,474 INFO L93 Difference]: Finished difference Result 39456 states and 70998 transitions. [2020-12-23 09:11:25,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-12-23 09:11:25,474 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 111 [2020-12-23 09:11:25,475 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:11:25,525 INFO L225 Difference]: With dead ends: 39456 [2020-12-23 09:11:25,526 INFO L226 Difference]: Without dead ends: 38949 [2020-12-23 09:11:25,533 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=127, Invalid=293, Unknown=0, NotChecked=0, Total=420 [2020-12-23 09:11:25,568 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38949 states. [2020-12-23 09:11:27,118 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38949 to 38945. [2020-12-23 09:11:27,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 38945 states. [2020-12-23 09:11:27,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38945 states to 38945 states and 70143 transitions. [2020-12-23 09:11:27,188 INFO L78 Accepts]: Start accepts. Automaton has 38945 states and 70143 transitions. Word has length 111 [2020-12-23 09:11:27,188 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:11:27,188 INFO L481 AbstractCegarLoop]: Abstraction has 38945 states and 70143 transitions. [2020-12-23 09:11:27,188 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-12-23 09:11:27,188 INFO L276 IsEmpty]: Start isEmpty. Operand 38945 states and 70143 transitions. [2020-12-23 09:11:27,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2020-12-23 09:11:27,228 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:11:27,229 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:11:27,229 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2020-12-23 09:11:27,229 INFO L429 AbstractCegarLoop]: === Iteration 25 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:11:27,229 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:11:27,229 INFO L82 PathProgramCache]: Analyzing trace with hash 336818390, now seen corresponding path program 1 times [2020-12-23 09:11:27,229 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:11:27,230 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [892238552] [2020-12-23 09:11:27,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:11:27,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:11:27,297 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 09:11:27,297 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [892238552] [2020-12-23 09:11:27,297 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:11:27,297 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 09:11:27,298 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1947750882] [2020-12-23 09:11:27,298 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 09:11:27,298 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:11:27,298 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 09:11:27,299 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-23 09:11:27,299 INFO L87 Difference]: Start difference. First operand 38945 states and 70143 transitions. Second operand 4 states. [2020-12-23 09:11:28,985 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:11:28,985 INFO L93 Difference]: Finished difference Result 40513 states and 72542 transitions. [2020-12-23 09:11:28,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-23 09:11:28,986 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 113 [2020-12-23 09:11:28,986 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:11:29,041 INFO L225 Difference]: With dead ends: 40513 [2020-12-23 09:11:29,041 INFO L226 Difference]: Without dead ends: 39886 [2020-12-23 09:11:29,051 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 09:11:29,078 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39886 states. [2020-12-23 09:11:30,614 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39886 to 38955. [2020-12-23 09:11:30,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 38955 states. [2020-12-23 09:11:30,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38955 states to 38955 states and 70153 transitions. [2020-12-23 09:11:30,695 INFO L78 Accepts]: Start accepts. Automaton has 38955 states and 70153 transitions. Word has length 113 [2020-12-23 09:11:30,695 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:11:30,695 INFO L481 AbstractCegarLoop]: Abstraction has 38955 states and 70153 transitions. [2020-12-23 09:11:30,696 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 09:11:30,696 INFO L276 IsEmpty]: Start isEmpty. Operand 38955 states and 70153 transitions. [2020-12-23 09:11:30,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2020-12-23 09:11:30,749 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:11:30,750 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:11:30,750 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2020-12-23 09:11:30,750 INFO L429 AbstractCegarLoop]: === Iteration 26 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:11:30,750 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:11:30,751 INFO L82 PathProgramCache]: Analyzing trace with hash 767935392, now seen corresponding path program 1 times [2020-12-23 09:11:30,751 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:11:30,751 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [480576993] [2020-12-23 09:11:30,751 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:11:30,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:11:30,856 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 09:11:30,856 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [480576993] [2020-12-23 09:11:30,856 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:11:30,856 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-12-23 09:11:30,857 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [772379137] [2020-12-23 09:11:30,857 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-12-23 09:11:30,857 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:11:30,858 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-12-23 09:11:30,858 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-12-23 09:11:30,858 INFO L87 Difference]: Start difference. First operand 38955 states and 70153 transitions. Second operand 7 states. [2020-12-23 09:11:32,561 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:11:32,562 INFO L93 Difference]: Finished difference Result 39745 states and 71368 transitions. [2020-12-23 09:11:32,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-12-23 09:11:32,562 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 113 [2020-12-23 09:11:32,562 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:11:32,618 INFO L225 Difference]: With dead ends: 39745 [2020-12-23 09:11:32,618 INFO L226 Difference]: Without dead ends: 39076 [2020-12-23 09:11:32,627 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=64, Invalid=118, Unknown=0, NotChecked=0, Total=182 [2020-12-23 09:11:32,652 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39076 states. [2020-12-23 09:11:34,144 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39076 to 38931. [2020-12-23 09:11:34,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 38931 states. [2020-12-23 09:11:34,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38931 states to 38931 states and 70098 transitions. [2020-12-23 09:11:34,218 INFO L78 Accepts]: Start accepts. Automaton has 38931 states and 70098 transitions. Word has length 113 [2020-12-23 09:11:34,218 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:11:34,218 INFO L481 AbstractCegarLoop]: Abstraction has 38931 states and 70098 transitions. [2020-12-23 09:11:34,218 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-12-23 09:11:34,218 INFO L276 IsEmpty]: Start isEmpty. Operand 38931 states and 70098 transitions. [2020-12-23 09:11:34,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2020-12-23 09:11:34,262 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:11:34,263 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:11:34,263 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2020-12-23 09:11:34,263 INFO L429 AbstractCegarLoop]: === Iteration 27 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:11:34,263 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:11:34,263 INFO L82 PathProgramCache]: Analyzing trace with hash 1773182903, now seen corresponding path program 1 times [2020-12-23 09:11:34,264 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:11:34,264 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [289989824] [2020-12-23 09:11:34,264 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:11:34,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:11:34,353 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 09:11:34,353 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [289989824] [2020-12-23 09:11:34,353 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:11:34,353 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-12-23 09:11:34,354 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1429120335] [2020-12-23 09:11:34,354 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-23 09:11:34,354 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:11:34,355 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-23 09:11:34,355 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-12-23 09:11:34,355 INFO L87 Difference]: Start difference. First operand 38931 states and 70098 transitions. Second operand 6 states. [2020-12-23 09:11:35,864 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:11:35,864 INFO L93 Difference]: Finished difference Result 39973 states and 71705 transitions. [2020-12-23 09:11:35,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-23 09:11:35,864 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 113 [2020-12-23 09:11:35,865 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:11:35,920 INFO L225 Difference]: With dead ends: 39973 [2020-12-23 09:11:35,920 INFO L226 Difference]: Without dead ends: 39308 [2020-12-23 09:11:35,930 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2020-12-23 09:11:35,957 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39308 states. [2020-12-23 09:11:37,486 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39308 to 38871. [2020-12-23 09:11:37,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 38871 states. [2020-12-23 09:11:37,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38871 states to 38871 states and 70001 transitions. [2020-12-23 09:11:37,553 INFO L78 Accepts]: Start accepts. Automaton has 38871 states and 70001 transitions. Word has length 113 [2020-12-23 09:11:37,553 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:11:37,553 INFO L481 AbstractCegarLoop]: Abstraction has 38871 states and 70001 transitions. [2020-12-23 09:11:37,553 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-12-23 09:11:37,554 INFO L276 IsEmpty]: Start isEmpty. Operand 38871 states and 70001 transitions. [2020-12-23 09:11:37,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2020-12-23 09:11:37,798 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:11:37,799 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 09:11:37,799 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2020-12-23 09:11:37,799 INFO L429 AbstractCegarLoop]: === Iteration 28 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:11:37,800 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:11:37,800 INFO L82 PathProgramCache]: Analyzing trace with hash -955711537, now seen corresponding path program 1 times [2020-12-23 09:11:37,800 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:11:37,800 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [808284799] [2020-12-23 09:11:37,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:11:37,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:11:37,942 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 09:11:37,943 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [808284799] [2020-12-23 09:11:37,943 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:11:37,943 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-12-23 09:11:37,943 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [821410828] [2020-12-23 09:11:37,944 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-12-23 09:11:37,944 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:11:37,944 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-12-23 09:11:37,945 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-12-23 09:11:37,945 INFO L87 Difference]: Start difference. First operand 38871 states and 70001 transitions. Second operand 8 states. [2020-12-23 09:11:39,633 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:11:39,633 INFO L93 Difference]: Finished difference Result 38871 states and 70001 transitions. [2020-12-23 09:11:39,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-23 09:11:39,633 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 114 [2020-12-23 09:11:39,634 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:11:39,634 INFO L225 Difference]: With dead ends: 38871 [2020-12-23 09:11:39,634 INFO L226 Difference]: Without dead ends: 0 [2020-12-23 09:11:39,739 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2020-12-23 09:11:39,739 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-12-23 09:11:39,739 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-12-23 09:11:39,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-12-23 09:11:39,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-12-23 09:11:39,740 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 114 [2020-12-23 09:11:39,740 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:11:39,740 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-12-23 09:11:39,740 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-12-23 09:11:39,740 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-12-23 09:11:39,740 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-23 09:11:39,740 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2020-12-23 09:11:39,742 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-12-23 09:11:41,113 WARN L197 SmtUtils]: Spent 1.36 s on a formula simplification. DAG size of input: 253 DAG size of output: 240 [2020-12-23 09:11:43,793 WARN L197 SmtUtils]: Spent 2.67 s on a formula simplification. DAG size of input: 427 DAG size of output: 416 [2020-12-23 09:11:45,968 WARN L197 SmtUtils]: Spent 2.17 s on a formula simplification. DAG size of input: 429 DAG size of output: 416 [2020-12-23 09:11:47,909 WARN L197 SmtUtils]: Spent 1.93 s on a formula simplification. DAG size of input: 429 DAG size of output: 416 [2020-12-23 09:11:48,153 WARN L197 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 254 [2020-12-23 09:11:48,279 WARN L197 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 205 [2020-12-23 09:11:48,818 WARN L197 SmtUtils]: Spent 534.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 240 [2020-12-23 09:11:49,220 WARN L197 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 281 DAG size of output: 276 [2020-12-23 09:11:49,745 WARN L197 SmtUtils]: Spent 522.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 240 [2020-12-23 09:11:50,087 WARN L197 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 287 DAG size of output: 283 [2020-12-23 09:11:51,925 WARN L197 SmtUtils]: Spent 1.83 s on a formula simplification. DAG size of input: 427 DAG size of output: 416 [2020-12-23 09:11:53,693 WARN L197 SmtUtils]: Spent 1.76 s on a formula simplification. DAG size of input: 427 DAG size of output: 416 [2020-12-23 09:11:54,146 WARN L197 SmtUtils]: Spent 448.00 ms on a formula simplification. DAG size of input: 281 DAG size of output: 276 [2020-12-23 09:11:56,025 WARN L197 SmtUtils]: Spent 1.81 s on a formula simplification. DAG size of input: 427 DAG size of output: 416 [2020-12-23 09:11:56,282 WARN L197 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 265 DAG size of output: 261 [2020-12-23 09:11:56,861 WARN L197 SmtUtils]: Spent 516.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 240 [2020-12-23 09:11:57,097 WARN L197 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 248 [2020-12-23 09:11:57,390 WARN L197 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 280 DAG size of output: 276 [2020-12-23 09:11:57,619 WARN L197 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 254 [2020-12-23 09:11:57,950 WARN L197 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 290 DAG size of output: 286 [2020-12-23 09:11:58,260 WARN L197 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 280 DAG size of output: 276 [2020-12-23 09:12:00,138 WARN L197 SmtUtils]: Spent 1.82 s on a formula simplification. DAG size of input: 429 DAG size of output: 416 [2020-12-23 09:12:01,951 WARN L197 SmtUtils]: Spent 1.77 s on a formula simplification. DAG size of input: 427 DAG size of output: 416 [2020-12-23 09:12:02,432 WARN L197 SmtUtils]: Spent 477.00 ms on a formula simplification. DAG size of input: 310 DAG size of output: 306 [2020-12-23 09:12:03,045 WARN L197 SmtUtils]: Spent 609.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 240 [2020-12-23 09:12:03,399 WARN L197 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 331 DAG size of output: 48 [2020-12-23 09:12:03,925 WARN L197 SmtUtils]: Spent 523.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 240 [2020-12-23 09:12:04,154 WARN L197 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 254 [2020-12-23 09:12:04,686 WARN L197 SmtUtils]: Spent 529.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 240 [2020-12-23 09:12:04,996 WARN L197 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 281 DAG size of output: 276 [2020-12-23 09:12:06,812 WARN L197 SmtUtils]: Spent 1.81 s on a formula simplification. DAG size of input: 430 DAG size of output: 422 [2020-12-23 09:12:07,154 WARN L197 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 284 DAG size of output: 280 [2020-12-23 09:12:08,931 WARN L197 SmtUtils]: Spent 1.77 s on a formula simplification. DAG size of input: 427 DAG size of output: 416 [2020-12-23 09:12:10,761 WARN L197 SmtUtils]: Spent 1.83 s on a formula simplification. DAG size of input: 429 DAG size of output: 416 [2020-12-23 09:12:11,283 WARN L197 SmtUtils]: Spent 517.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 240 [2020-12-23 09:12:11,809 WARN L197 SmtUtils]: Spent 518.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 240 [2020-12-23 09:12:12,338 WARN L197 SmtUtils]: Spent 526.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 240 [2020-12-23 09:12:12,868 WARN L197 SmtUtils]: Spent 527.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 240 [2020-12-23 09:12:13,026 WARN L197 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 45 [2020-12-23 09:12:13,332 WARN L197 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 268 DAG size of output: 264 [2020-12-23 09:12:13,621 WARN L197 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 280 DAG size of output: 276 [2020-12-23 09:12:13,922 WARN L197 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 268 DAG size of output: 264 [2020-12-23 09:12:15,717 WARN L197 SmtUtils]: Spent 1.79 s on a formula simplification. DAG size of input: 427 DAG size of output: 416 [2020-12-23 09:12:16,061 WARN L197 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 307 DAG size of output: 303 [2020-12-23 09:12:16,569 WARN L197 SmtUtils]: Spent 505.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 240 [2020-12-23 09:12:17,091 WARN L197 SmtUtils]: Spent 519.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 240 [2020-12-23 09:12:17,605 WARN L197 SmtUtils]: Spent 511.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 240 [2020-12-23 09:12:19,418 WARN L197 SmtUtils]: Spent 1.81 s on a formula simplification. DAG size of input: 427 DAG size of output: 416 [2020-12-23 09:12:19,938 WARN L197 SmtUtils]: Spent 516.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 240 [2020-12-23 09:12:21,803 WARN L197 SmtUtils]: Spent 1.86 s on a formula simplification. DAG size of input: 427 DAG size of output: 416 [2020-12-23 09:12:22,352 WARN L197 SmtUtils]: Spent 545.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 240 [2020-12-23 09:12:24,141 WARN L197 SmtUtils]: Spent 1.79 s on a formula simplification. DAG size of input: 427 DAG size of output: 416 [2020-12-23 09:12:25,936 WARN L197 SmtUtils]: Spent 1.79 s on a formula simplification. DAG size of input: 427 DAG size of output: 416 [2020-12-23 09:12:26,472 WARN L197 SmtUtils]: Spent 532.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 240 [2020-12-23 09:12:28,248 WARN L197 SmtUtils]: Spent 1.77 s on a formula simplification. DAG size of input: 427 DAG size of output: 416 [2020-12-23 09:12:28,373 WARN L197 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 207 [2020-12-23 09:12:28,889 WARN L197 SmtUtils]: Spent 508.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 240 [2020-12-23 09:12:29,335 WARN L197 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 284 DAG size of output: 280 [2020-12-23 09:12:29,512 WARN L197 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 209 [2020-12-23 09:12:31,282 WARN L197 SmtUtils]: Spent 1.77 s on a formula simplification. DAG size of input: 427 DAG size of output: 416 [2020-12-23 09:12:31,408 WARN L197 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 207 [2020-12-23 09:12:33,193 WARN L197 SmtUtils]: Spent 1.78 s on a formula simplification. DAG size of input: 427 DAG size of output: 416 [2020-12-23 09:12:33,427 WARN L197 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 254 [2020-12-23 09:12:35,215 WARN L197 SmtUtils]: Spent 1.78 s on a formula simplification. DAG size of input: 427 DAG size of output: 416 [2020-12-23 09:12:37,148 WARN L197 SmtUtils]: Spent 1.93 s on a formula simplification. DAG size of input: 446 DAG size of output: 425 [2020-12-23 09:12:38,941 WARN L197 SmtUtils]: Spent 1.79 s on a formula simplification. DAG size of input: 427 DAG size of output: 416 [2020-12-23 09:12:40,631 WARN L197 SmtUtils]: Spent 1.66 s on a formula simplification. DAG size of input: 238 DAG size of output: 35 [2020-12-23 09:12:45,091 WARN L197 SmtUtils]: Spent 4.45 s on a formula simplification. DAG size of input: 414 DAG size of output: 33 [2020-12-23 09:12:49,523 WARN L197 SmtUtils]: Spent 4.42 s on a formula simplification. DAG size of input: 414 DAG size of output: 33 [2020-12-23 09:12:53,934 WARN L197 SmtUtils]: Spent 4.41 s on a formula simplification. DAG size of input: 414 DAG size of output: 33 [2020-12-23 09:12:55,225 WARN L197 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 253 DAG size of output: 65 [2020-12-23 09:12:55,966 WARN L197 SmtUtils]: Spent 733.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 62 [2020-12-23 09:12:57,702 WARN L197 SmtUtils]: Spent 1.73 s on a formula simplification. DAG size of input: 238 DAG size of output: 35 [2020-12-23 09:12:58,332 WARN L197 SmtUtils]: Spent 626.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 64 [2020-12-23 09:13:00,143 WARN L197 SmtUtils]: Spent 1.81 s on a formula simplification. DAG size of input: 275 DAG size of output: 65 [2020-12-23 09:13:01,758 WARN L197 SmtUtils]: Spent 1.61 s on a formula simplification. DAG size of input: 238 DAG size of output: 35 [2020-12-23 09:13:03,641 WARN L197 SmtUtils]: Spent 1.88 s on a formula simplification. DAG size of input: 282 DAG size of output: 69 [2020-12-23 09:13:08,097 WARN L197 SmtUtils]: Spent 4.45 s on a formula simplification. DAG size of input: 414 DAG size of output: 33 [2020-12-23 09:13:12,522 WARN L197 SmtUtils]: Spent 4.42 s on a formula simplification. DAG size of input: 414 DAG size of output: 33 [2020-12-23 09:13:14,258 WARN L197 SmtUtils]: Spent 1.73 s on a formula simplification. DAG size of input: 275 DAG size of output: 65 [2020-12-23 09:13:14,647 WARN L197 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 61 [2020-12-23 09:13:19,094 WARN L197 SmtUtils]: Spent 4.44 s on a formula simplification. DAG size of input: 414 DAG size of output: 33 [2020-12-23 09:13:20,139 WARN L197 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 260 DAG size of output: 64 [2020-12-23 09:13:20,623 WARN L197 SmtUtils]: Spent 479.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 64 [2020-12-23 09:13:22,333 WARN L197 SmtUtils]: Spent 1.71 s on a formula simplification. DAG size of input: 238 DAG size of output: 35 [2020-12-23 09:13:22,651 WARN L197 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 50 [2020-12-23 09:13:23,724 WARN L197 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 247 DAG size of output: 72 [2020-12-23 09:13:25,269 WARN L197 SmtUtils]: Spent 1.54 s on a formula simplification. DAG size of input: 275 DAG size of output: 66 [2020-12-23 09:13:26,550 WARN L197 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 253 DAG size of output: 65 [2020-12-23 09:13:28,096 WARN L197 SmtUtils]: Spent 1.54 s on a formula simplification. DAG size of input: 285 DAG size of output: 66 [2020-12-23 09:13:29,625 WARN L197 SmtUtils]: Spent 1.53 s on a formula simplification. DAG size of input: 275 DAG size of output: 66 [2020-12-23 09:13:29,984 WARN L197 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 55 [2020-12-23 09:13:34,393 WARN L197 SmtUtils]: Spent 4.40 s on a formula simplification. DAG size of input: 414 DAG size of output: 33 [2020-12-23 09:13:34,715 WARN L197 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 48 [2020-12-23 09:13:39,129 WARN L197 SmtUtils]: Spent 4.41 s on a formula simplification. DAG size of input: 414 DAG size of output: 33 [2020-12-23 09:13:40,718 WARN L197 SmtUtils]: Spent 1.59 s on a formula simplification. DAG size of input: 305 DAG size of output: 68 [2020-12-23 09:13:42,405 WARN L197 SmtUtils]: Spent 1.68 s on a formula simplification. DAG size of input: 238 DAG size of output: 35 [2020-12-23 09:13:44,076 WARN L197 SmtUtils]: Spent 1.58 s on a formula simplification. DAG size of input: 238 DAG size of output: 35 [2020-12-23 09:13:45,357 WARN L197 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 253 DAG size of output: 65 [2020-12-23 09:13:47,042 WARN L197 SmtUtils]: Spent 1.68 s on a formula simplification. DAG size of input: 238 DAG size of output: 35 [2020-12-23 09:13:48,756 WARN L197 SmtUtils]: Spent 1.71 s on a formula simplification. DAG size of input: 275 DAG size of output: 65 [2020-12-23 09:13:53,185 WARN L197 SmtUtils]: Spent 4.42 s on a formula simplification. DAG size of input: 420 DAG size of output: 33 [2020-12-23 09:13:54,967 WARN L197 SmtUtils]: Spent 1.77 s on a formula simplification. DAG size of input: 279 DAG size of output: 65 [2020-12-23 09:13:59,344 WARN L197 SmtUtils]: Spent 4.37 s on a formula simplification. DAG size of input: 414 DAG size of output: 33 [2020-12-23 09:14:03,748 WARN L197 SmtUtils]: Spent 4.40 s on a formula simplification. DAG size of input: 414 DAG size of output: 33 [2020-12-23 09:14:05,438 WARN L197 SmtUtils]: Spent 1.69 s on a formula simplification. DAG size of input: 238 DAG size of output: 35 [2020-12-23 09:14:07,294 WARN L197 SmtUtils]: Spent 1.70 s on a formula simplification. DAG size of input: 238 DAG size of output: 35 [2020-12-23 09:14:08,888 WARN L197 SmtUtils]: Spent 1.59 s on a formula simplification. DAG size of input: 238 DAG size of output: 35 [2020-12-23 09:14:10,616 WARN L197 SmtUtils]: Spent 1.72 s on a formula simplification. DAG size of input: 238 DAG size of output: 35 [2020-12-23 09:14:12,237 WARN L197 SmtUtils]: Spent 1.55 s on a formula simplification. DAG size of input: 263 DAG size of output: 66 [2020-12-23 09:14:13,744 WARN L197 SmtUtils]: Spent 1.44 s on a formula simplification. DAG size of input: 275 DAG size of output: 66 [2020-12-23 09:14:15,235 WARN L197 SmtUtils]: Spent 1.49 s on a formula simplification. DAG size of input: 263 DAG size of output: 66 [2020-12-23 09:14:19,732 WARN L197 SmtUtils]: Spent 4.45 s on a formula simplification. DAG size of input: 414 DAG size of output: 33 [2020-12-23 09:14:21,526 WARN L197 SmtUtils]: Spent 1.70 s on a formula simplification. DAG size of input: 302 DAG size of output: 64 [2020-12-23 09:14:23,281 WARN L197 SmtUtils]: Spent 1.75 s on a formula simplification. DAG size of input: 238 DAG size of output: 35 [2020-12-23 09:14:25,017 WARN L197 SmtUtils]: Spent 1.73 s on a formula simplification. DAG size of input: 238 DAG size of output: 35 [2020-12-23 09:14:26,645 WARN L197 SmtUtils]: Spent 1.62 s on a formula simplification. DAG size of input: 238 DAG size of output: 35 [2020-12-23 09:14:31,127 WARN L197 SmtUtils]: Spent 4.48 s on a formula simplification. DAG size of input: 414 DAG size of output: 33 [2020-12-23 09:14:32,872 WARN L197 SmtUtils]: Spent 1.74 s on a formula simplification. DAG size of input: 238 DAG size of output: 35 [2020-12-23 09:14:37,420 WARN L197 SmtUtils]: Spent 4.48 s on a formula simplification. DAG size of input: 414 DAG size of output: 33 [2020-12-23 09:14:39,048 WARN L197 SmtUtils]: Spent 1.62 s on a formula simplification. DAG size of input: 238 DAG size of output: 35 [2020-12-23 09:14:43,514 WARN L197 SmtUtils]: Spent 4.46 s on a formula simplification. DAG size of input: 414 DAG size of output: 33