/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_spec9_product28.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-bitabs-dcfa08f [2020-12-23 09:13:42,294 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-23 09:13:42,300 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-23 09:13:42,361 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-23 09:13:42,362 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-23 09:13:42,367 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-23 09:13:42,371 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-23 09:13:42,377 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-23 09:13:42,381 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-23 09:13:42,388 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-23 09:13:42,393 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-23 09:13:42,395 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-23 09:13:42,395 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-23 09:13:42,399 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-23 09:13:42,401 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-23 09:13:42,403 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-23 09:13:42,405 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-23 09:13:42,408 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-23 09:13:42,415 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-23 09:13:42,424 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-23 09:13:42,426 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-23 09:13:42,428 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-23 09:13:42,430 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-23 09:13:42,432 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-23 09:13:42,465 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-23 09:13:42,465 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-23 09:13:42,465 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-23 09:13:42,468 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-23 09:13:42,469 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-23 09:13:42,470 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-23 09:13:42,471 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-23 09:13:42,472 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-23 09:13:42,474 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-23 09:13:42,475 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-23 09:13:42,477 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-23 09:13:42,477 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-23 09:13:42,478 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-23 09:13:42,485 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-23 09:13:42,486 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-23 09:13:42,487 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-23 09:13:42,488 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-23 09:13:42,495 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 09:13:42,545 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-23 09:13:42,546 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-23 09:13:42,550 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-23 09:13:42,551 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-23 09:13:42,551 INFO L138 SettingsManager]: * Use SBE=true [2020-12-23 09:13:42,552 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-23 09:13:42,552 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-23 09:13:42,552 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-23 09:13:42,552 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-23 09:13:42,553 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-23 09:13:42,554 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-23 09:13:42,554 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-23 09:13:42,555 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-23 09:13:42,555 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-23 09:13:42,555 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-23 09:13:42,556 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-23 09:13:42,556 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-23 09:13:42,556 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-23 09:13:42,556 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-23 09:13:42,557 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-23 09:13:42,557 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-23 09:13:42,557 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-23 09:13:42,558 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-23 09:13:42,558 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-23 09:13:42,558 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-23 09:13:42,558 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-23 09:13:43,012 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-23 09:13:43,046 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-23 09:13:43,050 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-23 09:13:43,051 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-23 09:13:43,055 INFO L275 PluginConnector]: CDTParser initialized [2020-12-23 09:13:43,056 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/email_spec9_product28.cil.c [2020-12-23 09:13:43,152 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/981e5b305/af2f6504c92847f99b5900fdb65f9e60/FLAGe88f82863 [2020-12-23 09:13:43,987 INFO L306 CDTParser]: Found 1 translation units. [2020-12-23 09:13:43,988 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec9_product28.cil.c [2020-12-23 09:13:44,012 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/981e5b305/af2f6504c92847f99b5900fdb65f9e60/FLAGe88f82863 [2020-12-23 09:13:44,176 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/981e5b305/af2f6504c92847f99b5900fdb65f9e60 [2020-12-23 09:13:44,181 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-23 09:13:44,183 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-23 09:13:44,188 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-23 09:13:44,188 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-23 09:13:44,192 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-23 09:13:44,193 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.12 09:13:44" (1/1) ... [2020-12-23 09:13:44,194 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16bcdae6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:13:44, skipping insertion in model container [2020-12-23 09:13:44,194 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.12 09:13:44" (1/1) ... [2020-12-23 09:13:44,203 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-23 09:13:44,271 INFO L178 MainTranslator]: Built tables and reachable declarations 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_tmp3~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~2,] left hand side expression in assignment: lhs: VariableLHS[~__utac__ad__arg1~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~3,] left hand side expression in assignment: lhs: VariableLHS[~receiver~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~0,] left hand side expression in assignment: lhs: VariableLHS[~pubkey~0,] left hand side expression in assignment: lhs: VariableLHS[~__utac__ad__arg1~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~4,] left hand side expression in assignment: lhs: VariableLHS[~privkey~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~5,] left hand side expression in assignment: lhs: VariableLHS[~client~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp~6,] left hand side expression in assignment: lhs: VariableLHS[~email~0,] left hand side expression in assignment: lhs: VariableLHS[~queue_empty~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~queued_message~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~queued_client~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~tmp~7,] left hand side expression in assignment: lhs: VariableLHS[~privkey~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~8,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~1,] left hand side expression in assignment: lhs: VariableLHS[~pubkey~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~0,] left hand side expression in assignment: lhs: VariableLHS[~op1~0,] left hand side expression in assignment: lhs: VariableLHS[~op2~0,] left hand side expression in assignment: lhs: VariableLHS[~op3~0,] left hand side expression in assignment: lhs: VariableLHS[~op4~0,] left hand side expression in assignment: lhs: VariableLHS[~op5~0,] left hand side expression in assignment: lhs: VariableLHS[~op6~0,] left hand side expression in assignment: lhs: VariableLHS[~op7~0,] left hand side expression in assignment: lhs: VariableLHS[~op8~0,] left hand side expression in assignment: lhs: VariableLHS[~op9~0,] left hand side expression in assignment: lhs: VariableLHS[~op10~0,] left hand side expression in assignment: lhs: VariableLHS[~op11~0,] left hand side expression in assignment: lhs: VariableLHS[~splverifierCounter~0,] left hand side expression in assignment: lhs: VariableLHS[~splverifierCounter~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___9~0,] left hand side expression in assignment: lhs: VariableLHS[~op1~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___8~0,] left hand side expression in assignment: lhs: VariableLHS[~op2~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___7~0,] left hand side expression in assignment: lhs: VariableLHS[~op3~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___6~0,] left hand side expression in assignment: lhs: VariableLHS[~op4~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___5~0,] left hand side expression in assignment: lhs: VariableLHS[~op5~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~1,] left hand side expression in assignment: lhs: VariableLHS[~op6~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~1,] left hand side expression in assignment: lhs: VariableLHS[~op7~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~2,] left hand side expression in assignment: lhs: VariableLHS[~op8~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~2,] left hand side expression in assignment: lhs: VariableLHS[~op9~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~3,] left hand side expression in assignment: lhs: VariableLHS[~op10~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~9,] left hand side expression in assignment: lhs: VariableLHS[~op11~0,] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_counter~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~8,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~8,] 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[~__cil_tmp3~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~9,] 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~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[~retValue_acc~10,] 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~11,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] 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~10,] left hand side expression in assignment: lhs: VariableLHS[~size~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~12,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~12,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~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[~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[~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[~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[~retValue_acc~13,] 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[~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[~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[~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[~retValue_acc~14,] 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~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[~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[~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[~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[~retValue_acc~15,] 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~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[~retValue_acc~16,] 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~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_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~18,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~__ste_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~11,] left hand side expression in assignment: lhs: VariableLHS[~size~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~19,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~19,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~__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~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_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~23,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~23,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~23,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~23,] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_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~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_idCounter0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_idCounter1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_idCounter2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~excep~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~12,] left hand side expression in assignment: lhs: VariableLHS[~cf~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_15~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_15~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_16~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_16~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp12~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_17~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_18~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_17~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp13~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp14~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_19~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_19~0,] left hand side expression in assignment: lhs: VariableLHS[~excep~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_15~1,] left hand side expression in assignment: lhs: VariableLHS[~cf~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~13,] 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_tmp6~1,] left hand side expression in assignment: lhs: VariableLHS[~mem_16~2,] left hand side expression in assignment: lhs: VariableLHS[~cf~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~2,] left hand side expression in assignment: lhs: VariableLHS[~mem_17~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp12~2,] left hand side expression in assignment: lhs: VariableLHS[~mem_18~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp13~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp14~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp15~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_19~1,] left hand side expression in assignment: lhs: VariableLHS[~cf~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~14,] 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~25,] 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~25,] left hand side expression in assignment: lhs: VariableLHS[~mem_24~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~2,] 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_tmp6~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~3,] left hand side expression in assignment: lhs: VariableLHS[~mem_13~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~5,] left hand side expression in assignment: lhs: VariableLHS[~mem_12~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~4,] left hand side expression in assignment: lhs: VariableLHS[~mem_13~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp~15,] 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_tmp3~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~16,] left hand side expression in assignment: lhs: VariableLHS[~tmp~17,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp~18,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~6,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp~19,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~7,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~6,] left hand side expression in assignment: lhs: VariableLHS[~tmp~20,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~6,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~8,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~7,] left hand side expression in assignment: lhs: VariableLHS[~tmp~21,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~29,] left hand side expression in assignment: lhs: VariableLHS[~tmp~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~30,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~30,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~31,] left hand side expression in assignment: lhs: VariableLHS[~msg~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~__ste_Email_counter~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~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_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~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_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~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_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~37,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~37,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~37,] left hand side expression in assignment: lhs: VariableLHS[~__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~38,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~38,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~38,] 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~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_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~40,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~40,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~40,] left hand side expression in assignment: lhs: VariableLHS[~__ste_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~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_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~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_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~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_email_isSignatureVerified0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_isSignatureVerified1~0,GLOBAL] [2020-12-23 09:13:45,025 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_spec9_product28.cil.c[63478,63491] [2020-12-23 09:13:45,031 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-23 09:13:45,050 INFO L203 MainTranslator]: Completed pre-run 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_tmp3~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~2,] left hand side expression in assignment: lhs: VariableLHS[~__utac__ad__arg1~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~3,] left hand side expression in assignment: lhs: VariableLHS[~receiver~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~0,] left hand side expression in assignment: lhs: VariableLHS[~pubkey~0,] left hand side expression in assignment: lhs: VariableLHS[~__utac__ad__arg1~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~4,] left hand side expression in assignment: lhs: VariableLHS[~privkey~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~5,] left hand side expression in assignment: lhs: VariableLHS[~client~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp~6,] left hand side expression in assignment: lhs: VariableLHS[~email~0,] left hand side expression in assignment: lhs: VariableLHS[~queue_empty~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~queued_message~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~queued_client~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~tmp~7,] left hand side expression in assignment: lhs: VariableLHS[~privkey~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~8,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~1,] left hand side expression in assignment: lhs: VariableLHS[~pubkey~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~0,] left hand side expression in assignment: lhs: VariableLHS[~op1~0,] left hand side expression in assignment: lhs: VariableLHS[~op2~0,] left hand side expression in assignment: lhs: VariableLHS[~op3~0,] left hand side expression in assignment: lhs: VariableLHS[~op4~0,] left hand side expression in assignment: lhs: VariableLHS[~op5~0,] left hand side expression in assignment: lhs: VariableLHS[~op6~0,] left hand side expression in assignment: lhs: VariableLHS[~op7~0,] left hand side expression in assignment: lhs: VariableLHS[~op8~0,] left hand side expression in assignment: lhs: VariableLHS[~op9~0,] left hand side expression in assignment: lhs: VariableLHS[~op10~0,] left hand side expression in assignment: lhs: VariableLHS[~op11~0,] left hand side expression in assignment: lhs: VariableLHS[~splverifierCounter~0,] left hand side expression in assignment: lhs: VariableLHS[~splverifierCounter~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___9~0,] left hand side expression in assignment: lhs: VariableLHS[~op1~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___8~0,] left hand side expression in assignment: lhs: VariableLHS[~op2~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___7~0,] left hand side expression in assignment: lhs: VariableLHS[~op3~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___6~0,] left hand side expression in assignment: lhs: VariableLHS[~op4~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___5~0,] left hand side expression in assignment: lhs: VariableLHS[~op5~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~1,] left hand side expression in assignment: lhs: VariableLHS[~op6~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~1,] left hand side expression in assignment: lhs: VariableLHS[~op7~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~2,] left hand side expression in assignment: lhs: VariableLHS[~op8~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~2,] left hand side expression in assignment: lhs: VariableLHS[~op9~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~3,] left hand side expression in assignment: lhs: VariableLHS[~op10~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~9,] left hand side expression in assignment: lhs: VariableLHS[~op11~0,] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_counter~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~8,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~8,] 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[~__cil_tmp3~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~9,] 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~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[~retValue_acc~10,] 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~11,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] 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~10,] left hand side expression in assignment: lhs: VariableLHS[~size~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~12,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~12,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~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[~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[~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[~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[~retValue_acc~13,] 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[~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[~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[~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[~retValue_acc~14,] 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~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[~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[~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[~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[~retValue_acc~15,] 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~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[~retValue_acc~16,] 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~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_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~18,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~__ste_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~11,] left hand side expression in assignment: lhs: VariableLHS[~size~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~19,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~19,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~__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~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_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~23,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~23,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~23,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~23,] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_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~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_idCounter0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_idCounter1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_idCounter2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~excep~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~12,] left hand side expression in assignment: lhs: VariableLHS[~cf~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_15~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_15~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_16~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_16~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp12~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_17~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_18~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_17~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp13~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp14~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_19~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_19~0,] left hand side expression in assignment: lhs: VariableLHS[~excep~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_15~1,] left hand side expression in assignment: lhs: VariableLHS[~cf~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~13,] 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_tmp6~1,] left hand side expression in assignment: lhs: VariableLHS[~mem_16~2,] left hand side expression in assignment: lhs: VariableLHS[~cf~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~2,] left hand side expression in assignment: lhs: VariableLHS[~mem_17~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp12~2,] left hand side expression in assignment: lhs: VariableLHS[~mem_18~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp13~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp14~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp15~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_19~1,] left hand side expression in assignment: lhs: VariableLHS[~cf~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~14,] 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~25,] 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~25,] left hand side expression in assignment: lhs: VariableLHS[~mem_24~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~2,] 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_tmp6~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~3,] left hand side expression in assignment: lhs: VariableLHS[~mem_13~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~5,] left hand side expression in assignment: lhs: VariableLHS[~mem_12~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~4,] left hand side expression in assignment: lhs: VariableLHS[~mem_13~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp~15,] 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_tmp3~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~16,] left hand side expression in assignment: lhs: VariableLHS[~tmp~17,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp~18,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~6,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp~19,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~7,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~6,] left hand side expression in assignment: lhs: VariableLHS[~tmp~20,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~6,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~8,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~7,] left hand side expression in assignment: lhs: VariableLHS[~tmp~21,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~29,] left hand side expression in assignment: lhs: VariableLHS[~tmp~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~30,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~30,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~31,] left hand side expression in assignment: lhs: VariableLHS[~msg~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~__ste_Email_counter~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~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_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~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_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~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_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~37,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~37,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~37,] left hand side expression in assignment: lhs: VariableLHS[~__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~38,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~38,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~38,] 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~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_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~40,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~40,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~40,] left hand side expression in assignment: lhs: VariableLHS[~__ste_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~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_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~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_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~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_email_isSignatureVerified0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_isSignatureVerified1~0,GLOBAL] [2020-12-23 09:13:45,177 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_spec9_product28.cil.c[63478,63491] [2020-12-23 09:13:45,178 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-23 09:13:45,326 INFO L208 MainTranslator]: Completed translation [2020-12-23 09:13:45,327 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:13:45 WrapperNode [2020-12-23 09:13:45,327 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-23 09:13:45,329 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-23 09:13:45,329 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-23 09:13:45,329 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-23 09:13:45,337 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:13:45" (1/1) ... [2020-12-23 09:13:45,403 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:13:45" (1/1) ... [2020-12-23 09:13:45,502 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-23 09:13:45,503 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-23 09:13:45,504 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-23 09:13:45,504 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-23 09:13:45,514 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:13:45" (1/1) ... [2020-12-23 09:13:45,514 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:13:45" (1/1) ... [2020-12-23 09:13:45,524 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:13:45" (1/1) ... [2020-12-23 09:13:45,525 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:13:45" (1/1) ... [2020-12-23 09:13:45,576 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:13:45" (1/1) ... [2020-12-23 09:13:45,624 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:13:45" (1/1) ... [2020-12-23 09:13:45,641 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:13:45" (1/1) ... [2020-12-23 09:13:45,663 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-23 09:13:45,667 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-23 09:13:45,667 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-23 09:13:45,667 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-23 09:13:45,668 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:13:45" (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 09:13:45,769 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-12-23 09:13:45,769 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-23 09:13:45,770 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-23 09:13:45,770 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-23 09:13:45,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-23 09:13:48,157 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-23 09:13:48,158 INFO L299 CfgBuilder]: Removed 295 assume(true) statements. [2020-12-23 09:13:48,161 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 09:13:48 BoogieIcfgContainer [2020-12-23 09:13:48,161 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-23 09:13:48,163 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-23 09:13:48,163 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-23 09:13:48,167 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-23 09:13:48,167 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.12 09:13:44" (1/3) ... [2020-12-23 09:13:48,168 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ced79b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.12 09:13:48, skipping insertion in model container [2020-12-23 09:13:48,168 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:13:45" (2/3) ... [2020-12-23 09:13:48,168 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ced79b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.12 09:13:48, skipping insertion in model container [2020-12-23 09:13:48,169 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 09:13:48" (3/3) ... [2020-12-23 09:13:48,174 INFO L111 eAbstractionObserver]: Analyzing ICFG email_spec9_product28.cil.c [2020-12-23 09:13:48,186 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-23 09:13:48,192 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2020-12-23 09:13:48,212 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2020-12-23 09:13:48,243 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-23 09:13:48,244 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-23 09:13:48,244 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-23 09:13:48,244 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-23 09:13:48,244 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-23 09:13:48,244 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-23 09:13:48,245 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-23 09:13:48,245 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-23 09:13:48,272 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states. [2020-12-23 09:13:48,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2020-12-23 09:13:48,286 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:13:48,287 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 09:13:48,288 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:13:48,294 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:13:48,295 INFO L82 PathProgramCache]: Analyzing trace with hash 688116892, now seen corresponding path program 1 times [2020-12-23 09:13:48,305 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:13:48,306 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [434265382] [2020-12-23 09:13:48,306 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:13:48,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:13:48,841 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 09:13:48,842 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [434265382] [2020-12-23 09:13:48,853 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:13:48,853 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 09:13:48,854 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1850175173] [2020-12-23 09:13:48,859 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:13:48,860 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:13:48,873 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:13:48,874 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:13:48,876 INFO L87 Difference]: Start difference. First operand 477 states. Second operand 3 states. [2020-12-23 09:13:49,071 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:13:49,072 INFO L93 Difference]: Finished difference Result 1396 states and 2447 transitions. [2020-12-23 09:13:49,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:13:49,074 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 45 [2020-12-23 09:13:49,074 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:13:49,117 INFO L225 Difference]: With dead ends: 1396 [2020-12-23 09:13:49,117 INFO L226 Difference]: Without dead ends: 794 [2020-12-23 09:13:49,124 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 09:13:49,148 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 794 states. [2020-12-23 09:13:49,222 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 794 to 406. [2020-12-23 09:13:49,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 406 states. [2020-12-23 09:13:49,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 406 states and 708 transitions. [2020-12-23 09:13:49,228 INFO L78 Accepts]: Start accepts. Automaton has 406 states and 708 transitions. Word has length 45 [2020-12-23 09:13:49,228 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:13:49,228 INFO L481 AbstractCegarLoop]: Abstraction has 406 states and 708 transitions. [2020-12-23 09:13:49,228 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:13:49,229 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 708 transitions. [2020-12-23 09:13:49,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-12-23 09:13:49,239 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:13:49,239 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 09:13:49,239 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-23 09:13:49,240 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:13:49,242 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:13:49,243 INFO L82 PathProgramCache]: Analyzing trace with hash 469504618, now seen corresponding path program 1 times [2020-12-23 09:13:49,244 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:13:49,244 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1692749954] [2020-12-23 09:13:49,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:13:49,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:13:49,451 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 09:13:49,451 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1692749954] [2020-12-23 09:13:49,451 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:13:49,452 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 09:13:49,453 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1338517899] [2020-12-23 09:13:49,458 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 09:13:49,458 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:13:49,459 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 09:13:49,459 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 09:13:49,459 INFO L87 Difference]: Start difference. First operand 406 states and 708 transitions. Second operand 5 states. [2020-12-23 09:13:49,724 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:13:49,724 INFO L93 Difference]: Finished difference Result 1167 states and 2040 transitions. [2020-12-23 09:13:49,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-23 09:13:49,725 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 47 [2020-12-23 09:13:49,725 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:13:49,732 INFO L225 Difference]: With dead ends: 1167 [2020-12-23 09:13:49,732 INFO L226 Difference]: Without dead ends: 780 [2020-12-23 09:13:49,735 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 09:13:49,737 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 780 states. [2020-12-23 09:13:49,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 780 to 406. [2020-12-23 09:13:49,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 406 states. [2020-12-23 09:13:49,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 406 states and 707 transitions. [2020-12-23 09:13:49,790 INFO L78 Accepts]: Start accepts. Automaton has 406 states and 707 transitions. Word has length 47 [2020-12-23 09:13:49,791 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:13:49,791 INFO L481 AbstractCegarLoop]: Abstraction has 406 states and 707 transitions. [2020-12-23 09:13:49,791 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 09:13:49,791 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 707 transitions. [2020-12-23 09:13:49,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-12-23 09:13:49,795 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:13:49,795 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 09:13:49,795 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-23 09:13:49,797 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:13:49,798 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:13:49,799 INFO L82 PathProgramCache]: Analyzing trace with hash -442595459, now seen corresponding path program 1 times [2020-12-23 09:13:49,799 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:13:49,799 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [304273437] [2020-12-23 09:13:49,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:13:49,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:13:49,947 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 09:13:49,948 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [304273437] [2020-12-23 09:13:49,949 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:13:49,949 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 09:13:49,949 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1132407065] [2020-12-23 09:13:49,950 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:13:49,950 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:13:49,950 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:13:49,951 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:13:49,951 INFO L87 Difference]: Start difference. First operand 406 states and 707 transitions. Second operand 3 states. [2020-12-23 09:13:49,991 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:13:49,991 INFO L93 Difference]: Finished difference Result 794 states and 1388 transitions. [2020-12-23 09:13:49,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:13:49,992 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 48 [2020-12-23 09:13:49,993 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:13:50,013 INFO L225 Difference]: With dead ends: 794 [2020-12-23 09:13:50,013 INFO L226 Difference]: Without dead ends: 411 [2020-12-23 09:13:50,014 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 09:13:50,015 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 411 states. [2020-12-23 09:13:50,028 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 411 to 406. [2020-12-23 09:13:50,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 406 states. [2020-12-23 09:13:50,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 406 states and 706 transitions. [2020-12-23 09:13:50,031 INFO L78 Accepts]: Start accepts. Automaton has 406 states and 706 transitions. Word has length 48 [2020-12-23 09:13:50,031 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:13:50,031 INFO L481 AbstractCegarLoop]: Abstraction has 406 states and 706 transitions. [2020-12-23 09:13:50,031 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:13:50,032 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 706 transitions. [2020-12-23 09:13:50,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2020-12-23 09:13:50,033 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:13:50,033 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 09:13:50,033 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-12-23 09:13:50,034 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:13:50,034 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:13:50,034 INFO L82 PathProgramCache]: Analyzing trace with hash 2045903351, now seen corresponding path program 1 times [2020-12-23 09:13:50,035 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:13:50,035 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1606311518] [2020-12-23 09:13:50,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:13:50,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:13:50,110 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 09:13:50,111 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1606311518] [2020-12-23 09:13:50,111 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:13:50,111 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 09:13:50,111 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1400996523] [2020-12-23 09:13:50,112 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:13:50,112 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:13:50,113 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:13:50,113 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:13:50,113 INFO L87 Difference]: Start difference. First operand 406 states and 706 transitions. Second operand 3 states. [2020-12-23 09:13:50,153 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:13:50,153 INFO L93 Difference]: Finished difference Result 804 states and 1401 transitions. [2020-12-23 09:13:50,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:13:50,154 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 49 [2020-12-23 09:13:50,154 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:13:50,157 INFO L225 Difference]: With dead ends: 804 [2020-12-23 09:13:50,157 INFO L226 Difference]: Without dead ends: 406 [2020-12-23 09:13:50,158 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 09:13:50,160 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 406 states. [2020-12-23 09:13:50,173 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 406 to 406. [2020-12-23 09:13:50,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 406 states. [2020-12-23 09:13:50,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 406 states and 704 transitions. [2020-12-23 09:13:50,176 INFO L78 Accepts]: Start accepts. Automaton has 406 states and 704 transitions. Word has length 49 [2020-12-23 09:13:50,176 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:13:50,176 INFO L481 AbstractCegarLoop]: Abstraction has 406 states and 704 transitions. [2020-12-23 09:13:50,177 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:13:50,177 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 704 transitions. [2020-12-23 09:13:50,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2020-12-23 09:13:50,178 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:13:50,178 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 09:13:50,179 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-12-23 09:13:50,179 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:13:50,179 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:13:50,179 INFO L82 PathProgramCache]: Analyzing trace with hash -448494910, now seen corresponding path program 1 times [2020-12-23 09:13:50,180 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:13:50,180 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1361316519] [2020-12-23 09:13:50,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:13:50,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:13:50,260 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 09:13:50,261 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1361316519] [2020-12-23 09:13:50,261 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:13:50,261 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 09:13:50,261 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [502454595] [2020-12-23 09:13:50,262 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 09:13:50,262 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:13:50,262 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 09:13:50,263 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 09:13:50,263 INFO L87 Difference]: Start difference. First operand 406 states and 704 transitions. Second operand 5 states. [2020-12-23 09:13:50,424 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:13:50,424 INFO L93 Difference]: Finished difference Result 1157 states and 2020 transitions. [2020-12-23 09:13:50,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-23 09:13:50,426 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 50 [2020-12-23 09:13:50,426 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:13:50,431 INFO L225 Difference]: With dead ends: 1157 [2020-12-23 09:13:50,431 INFO L226 Difference]: Without dead ends: 778 [2020-12-23 09:13:50,432 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 09:13:50,434 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 778 states. [2020-12-23 09:13:50,453 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 778 to 406. [2020-12-23 09:13:50,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 406 states. [2020-12-23 09:13:50,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 406 states and 703 transitions. [2020-12-23 09:13:50,455 INFO L78 Accepts]: Start accepts. Automaton has 406 states and 703 transitions. Word has length 50 [2020-12-23 09:13:50,455 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:13:50,455 INFO L481 AbstractCegarLoop]: Abstraction has 406 states and 703 transitions. [2020-12-23 09:13:50,456 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 09:13:50,456 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 703 transitions. [2020-12-23 09:13:50,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-12-23 09:13:50,457 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:13:50,457 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:13:50,457 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-12-23 09:13:50,457 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:13:50,458 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:13:50,458 INFO L82 PathProgramCache]: Analyzing trace with hash 1854809023, now seen corresponding path program 1 times [2020-12-23 09:13:50,458 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:13:50,458 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [933584044] [2020-12-23 09:13:50,459 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:13:50,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:13:50,531 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 09:13:50,531 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [933584044] [2020-12-23 09:13:50,531 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:13:50,532 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 09:13:50,532 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1244831640] [2020-12-23 09:13:50,532 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 09:13:50,532 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:13:50,533 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 09:13:50,533 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 09:13:50,533 INFO L87 Difference]: Start difference. First operand 406 states and 703 transitions. Second operand 5 states. [2020-12-23 09:13:50,726 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:13:50,726 INFO L93 Difference]: Finished difference Result 1162 states and 2025 transitions. [2020-12-23 09:13:50,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-23 09:13:50,727 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 51 [2020-12-23 09:13:50,727 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:13:50,732 INFO L225 Difference]: With dead ends: 1162 [2020-12-23 09:13:50,732 INFO L226 Difference]: Without dead ends: 783 [2020-12-23 09:13:50,733 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 09:13:50,734 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 783 states. [2020-12-23 09:13:50,756 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 783 to 406. [2020-12-23 09:13:50,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 406 states. [2020-12-23 09:13:50,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 406 states and 702 transitions. [2020-12-23 09:13:50,759 INFO L78 Accepts]: Start accepts. Automaton has 406 states and 702 transitions. Word has length 51 [2020-12-23 09:13:50,759 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:13:50,759 INFO L481 AbstractCegarLoop]: Abstraction has 406 states and 702 transitions. [2020-12-23 09:13:50,759 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 09:13:50,759 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 702 transitions. [2020-12-23 09:13:50,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-12-23 09:13:50,760 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:13:50,760 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 09:13:50,761 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-12-23 09:13:50,761 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:13:50,762 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:13:50,764 INFO L82 PathProgramCache]: Analyzing trace with hash 1996786599, now seen corresponding path program 1 times [2020-12-23 09:13:50,764 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:13:50,765 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2064154880] [2020-12-23 09:13:50,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:13:50,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:13:50,828 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 09:13:50,828 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2064154880] [2020-12-23 09:13:50,828 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:13:50,828 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 09:13:50,829 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1708471624] [2020-12-23 09:13:50,829 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:13:50,829 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:13:50,830 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:13:50,830 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:13:50,830 INFO L87 Difference]: Start difference. First operand 406 states and 702 transitions. Second operand 3 states. [2020-12-23 09:13:50,858 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:13:50,859 INFO L93 Difference]: Finished difference Result 578 states and 987 transitions. [2020-12-23 09:13:50,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:13:50,860 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-12-23 09:13:50,860 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:13:50,862 INFO L225 Difference]: With dead ends: 578 [2020-12-23 09:13:50,862 INFO L226 Difference]: Without dead ends: 409 [2020-12-23 09:13:50,863 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 09:13:50,864 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 409 states. [2020-12-23 09:13:50,884 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 409 to 408. [2020-12-23 09:13:50,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 408 states. [2020-12-23 09:13:50,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 408 states and 704 transitions. [2020-12-23 09:13:50,886 INFO L78 Accepts]: Start accepts. Automaton has 408 states and 704 transitions. Word has length 52 [2020-12-23 09:13:50,886 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:13:50,886 INFO L481 AbstractCegarLoop]: Abstraction has 408 states and 704 transitions. [2020-12-23 09:13:50,887 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:13:50,887 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 704 transitions. [2020-12-23 09:13:50,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-12-23 09:13:50,888 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:13:50,888 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 09:13:50,888 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-12-23 09:13:50,888 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:13:50,889 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:13:50,889 INFO L82 PathProgramCache]: Analyzing trace with hash -1931007639, now seen corresponding path program 1 times [2020-12-23 09:13:50,889 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:13:50,889 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1620300733] [2020-12-23 09:13:50,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:13:50,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:13:50,951 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 09:13:50,951 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1620300733] [2020-12-23 09:13:50,951 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:13:50,952 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 09:13:50,952 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [656636341] [2020-12-23 09:13:50,952 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:13:50,952 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:13:50,953 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:13:50,953 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:13:50,953 INFO L87 Difference]: Start difference. First operand 408 states and 704 transitions. Second operand 3 states. [2020-12-23 09:13:51,004 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:13:51,005 INFO L93 Difference]: Finished difference Result 1110 states and 1936 transitions. [2020-12-23 09:13:51,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:13:51,005 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 58 [2020-12-23 09:13:51,005 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:13:51,010 INFO L225 Difference]: With dead ends: 1110 [2020-12-23 09:13:51,010 INFO L226 Difference]: Without dead ends: 733 [2020-12-23 09:13:51,011 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 09:13:51,012 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 733 states. [2020-12-23 09:13:51,042 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 733 to 564. [2020-12-23 09:13:51,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 564 states. [2020-12-23 09:13:51,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 564 states and 990 transitions. [2020-12-23 09:13:51,045 INFO L78 Accepts]: Start accepts. Automaton has 564 states and 990 transitions. Word has length 58 [2020-12-23 09:13:51,045 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:13:51,046 INFO L481 AbstractCegarLoop]: Abstraction has 564 states and 990 transitions. [2020-12-23 09:13:51,046 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:13:51,046 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 990 transitions. [2020-12-23 09:13:51,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-12-23 09:13:51,047 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:13:51,047 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 09:13:51,047 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-12-23 09:13:51,048 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:13:51,048 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:13:51,048 INFO L82 PathProgramCache]: Analyzing trace with hash 1877663274, now seen corresponding path program 1 times [2020-12-23 09:13:51,048 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:13:51,049 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [140742403] [2020-12-23 09:13:51,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:13:51,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:13:51,120 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 09:13:51,121 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [140742403] [2020-12-23 09:13:51,121 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1290789642] [2020-12-23 09:13:51,122 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 09:13:51,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:13:51,511 INFO L263 TraceCheckSpWp]: Trace formula consists of 887 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-23 09:13:51,519 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 09:13:51,595 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 09:13:51,596 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-12-23 09:13:51,596 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5 [2020-12-23 09:13:51,597 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [853981485] [2020-12-23 09:13:51,597 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:13:51,597 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:13:51,598 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:13:51,598 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-12-23 09:13:51,598 INFO L87 Difference]: Start difference. First operand 564 states and 990 transitions. Second operand 3 states. [2020-12-23 09:13:51,645 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:13:51,646 INFO L93 Difference]: Finished difference Result 680 states and 1182 transitions. [2020-12-23 09:13:51,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:13:51,646 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 59 [2020-12-23 09:13:51,647 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:13:51,650 INFO L225 Difference]: With dead ends: 680 [2020-12-23 09:13:51,650 INFO L226 Difference]: Without dead ends: 558 [2020-12-23 09:13:51,651 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 09:13:51,652 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 558 states. [2020-12-23 09:13:51,688 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 558 to 558. [2020-12-23 09:13:51,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 558 states. [2020-12-23 09:13:51,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 558 states and 981 transitions. [2020-12-23 09:13:51,691 INFO L78 Accepts]: Start accepts. Automaton has 558 states and 981 transitions. Word has length 59 [2020-12-23 09:13:51,691 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:13:51,691 INFO L481 AbstractCegarLoop]: Abstraction has 558 states and 981 transitions. [2020-12-23 09:13:51,692 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:13:51,692 INFO L276 IsEmpty]: Start isEmpty. Operand 558 states and 981 transitions. [2020-12-23 09:13:51,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2020-12-23 09:13:51,693 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:13:51,693 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 09:13:51,907 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2020-12-23 09:13:51,908 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:13:51,909 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:13:51,909 INFO L82 PathProgramCache]: Analyzing trace with hash 1966553613, now seen corresponding path program 1 times [2020-12-23 09:13:51,910 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:13:51,910 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [107430325] [2020-12-23 09:13:51,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:13:51,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:13:52,012 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 09:13:52,013 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [107430325] [2020-12-23 09:13:52,013 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [116344337] [2020-12-23 09:13:52,013 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 09:13:52,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:13:52,597 INFO L263 TraceCheckSpWp]: Trace formula consists of 1182 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-23 09:13:52,604 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 09:13:52,761 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 09:13:52,762 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-23 09:13:52,762 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2020-12-23 09:13:52,762 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [774914664] [2020-12-23 09:13:52,763 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 09:13:52,763 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:13:52,764 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 09:13:52,764 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2020-12-23 09:13:52,764 INFO L87 Difference]: Start difference. First operand 558 states and 981 transitions. Second operand 5 states. [2020-12-23 09:13:52,871 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:13:52,872 INFO L93 Difference]: Finished difference Result 1096 states and 1912 transitions. [2020-12-23 09:13:52,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-23 09:13:52,873 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 96 [2020-12-23 09:13:52,873 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:13:52,879 INFO L225 Difference]: With dead ends: 1096 [2020-12-23 09:13:52,879 INFO L226 Difference]: Without dead ends: 933 [2020-12-23 09:13:52,881 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 09:13:52,883 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 933 states. [2020-12-23 09:13:52,939 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 933 to 768. [2020-12-23 09:13:52,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 768 states. [2020-12-23 09:13:52,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 768 states to 768 states and 1364 transitions. [2020-12-23 09:13:52,943 INFO L78 Accepts]: Start accepts. Automaton has 768 states and 1364 transitions. Word has length 96 [2020-12-23 09:13:52,943 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:13:52,943 INFO L481 AbstractCegarLoop]: Abstraction has 768 states and 1364 transitions. [2020-12-23 09:13:52,943 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 09:13:52,944 INFO L276 IsEmpty]: Start isEmpty. Operand 768 states and 1364 transitions. [2020-12-23 09:13:52,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2020-12-23 09:13:52,953 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:13:52,953 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 09:13:53,167 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2020-12-23 09:13:53,167 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:13:53,168 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:13:53,168 INFO L82 PathProgramCache]: Analyzing trace with hash 1486460544, now seen corresponding path program 1 times [2020-12-23 09:13:53,168 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:13:53,169 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1319716880] [2020-12-23 09:13:53,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:13:53,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:13:53,300 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 09:13:53,301 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1319716880] [2020-12-23 09:13:53,301 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:13:53,301 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 09:13:53,302 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1328237009] [2020-12-23 09:13:53,302 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:13:53,302 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:13:53,303 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:13:53,303 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:13:53,303 INFO L87 Difference]: Start difference. First operand 768 states and 1364 transitions. Second operand 3 states. [2020-12-23 09:13:53,394 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:13:53,395 INFO L93 Difference]: Finished difference Result 1974 states and 3523 transitions. [2020-12-23 09:13:53,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:13:53,396 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 102 [2020-12-23 09:13:53,397 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:13:53,405 INFO L225 Difference]: With dead ends: 1974 [2020-12-23 09:13:53,405 INFO L226 Difference]: Without dead ends: 1295 [2020-12-23 09:13:53,407 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 09:13:53,409 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1295 states. [2020-12-23 09:13:53,497 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1295 to 1132. [2020-12-23 09:13:53,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1132 states. [2020-12-23 09:13:53,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1132 states to 1132 states and 2028 transitions. [2020-12-23 09:13:53,502 INFO L78 Accepts]: Start accepts. Automaton has 1132 states and 2028 transitions. Word has length 102 [2020-12-23 09:13:53,504 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:13:53,504 INFO L481 AbstractCegarLoop]: Abstraction has 1132 states and 2028 transitions. [2020-12-23 09:13:53,504 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:13:53,504 INFO L276 IsEmpty]: Start isEmpty. Operand 1132 states and 2028 transitions. [2020-12-23 09:13:53,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2020-12-23 09:13:53,509 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:13:53,510 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 09:13:53,510 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-12-23 09:13:53,510 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:13:53,511 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:13:53,511 INFO L82 PathProgramCache]: Analyzing trace with hash -877784048, now seen corresponding path program 2 times [2020-12-23 09:13:53,512 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:13:53,512 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1576707693] [2020-12-23 09:13:53,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:13:53,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:13:53,677 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 09:13:53,678 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1576707693] [2020-12-23 09:13:53,678 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:13:53,678 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 09:13:53,679 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1871468679] [2020-12-23 09:13:53,679 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 09:13:53,679 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:13:53,682 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 09:13:53,682 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 09:13:53,683 INFO L87 Difference]: Start difference. First operand 1132 states and 2028 transitions. Second operand 5 states. [2020-12-23 09:13:53,884 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:13:53,885 INFO L93 Difference]: Finished difference Result 2184 states and 3904 transitions. [2020-12-23 09:13:53,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-23 09:13:53,886 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 103 [2020-12-23 09:13:53,886 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:13:53,895 INFO L225 Difference]: With dead ends: 2184 [2020-12-23 09:13:53,896 INFO L226 Difference]: Without dead ends: 1295 [2020-12-23 09:13:53,901 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 09:13:53,904 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1295 states. [2020-12-23 09:13:54,038 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1295 to 1132. [2020-12-23 09:13:54,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1132 states. [2020-12-23 09:13:54,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1132 states to 1132 states and 2026 transitions. [2020-12-23 09:13:54,043 INFO L78 Accepts]: Start accepts. Automaton has 1132 states and 2026 transitions. Word has length 103 [2020-12-23 09:13:54,044 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:13:54,044 INFO L481 AbstractCegarLoop]: Abstraction has 1132 states and 2026 transitions. [2020-12-23 09:13:54,044 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 09:13:54,044 INFO L276 IsEmpty]: Start isEmpty. Operand 1132 states and 2026 transitions. [2020-12-23 09:13:54,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2020-12-23 09:13:54,048 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:13:54,048 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 09:13:54,048 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-12-23 09:13:54,050 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:13:54,051 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:13:54,051 INFO L82 PathProgramCache]: Analyzing trace with hash 331248527, now seen corresponding path program 1 times [2020-12-23 09:13:54,051 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:13:54,056 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [31623466] [2020-12-23 09:13:54,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:13:54,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:13:54,151 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 09:13:54,151 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [31623466] [2020-12-23 09:13:54,152 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:13:54,152 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 09:13:54,152 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [687580408] [2020-12-23 09:13:54,153 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:13:54,153 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:13:54,154 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:13:54,154 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:13:54,155 INFO L87 Difference]: Start difference. First operand 1132 states and 2026 transitions. Second operand 3 states. [2020-12-23 09:13:54,310 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:13:54,310 INFO L93 Difference]: Finished difference Result 3038 states and 5464 transitions. [2020-12-23 09:13:54,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:13:54,311 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 103 [2020-12-23 09:13:54,311 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:13:54,324 INFO L225 Difference]: With dead ends: 3038 [2020-12-23 09:13:54,324 INFO L226 Difference]: Without dead ends: 2003 [2020-12-23 09:13:54,328 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 09:13:54,333 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2003 states. [2020-12-23 09:13:54,464 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2003 to 1840. [2020-12-23 09:13:54,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1840 states. [2020-12-23 09:13:54,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1840 states to 1840 states and 3317 transitions. [2020-12-23 09:13:54,472 INFO L78 Accepts]: Start accepts. Automaton has 1840 states and 3317 transitions. Word has length 103 [2020-12-23 09:13:54,472 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:13:54,473 INFO L481 AbstractCegarLoop]: Abstraction has 1840 states and 3317 transitions. [2020-12-23 09:13:54,473 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:13:54,473 INFO L276 IsEmpty]: Start isEmpty. Operand 1840 states and 3317 transitions. [2020-12-23 09:13:54,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2020-12-23 09:13:54,477 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:13:54,477 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 09:13:54,478 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-12-23 09:13:54,479 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:13:54,479 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:13:54,479 INFO L82 PathProgramCache]: Analyzing trace with hash 2066756546, now seen corresponding path program 1 times [2020-12-23 09:13:54,480 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:13:54,480 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [792792607] [2020-12-23 09:13:54,480 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:13:54,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:13:54,592 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 09:13:54,593 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [792792607] [2020-12-23 09:13:54,593 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:13:54,593 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 09:13:54,597 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1485920613] [2020-12-23 09:13:54,597 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:13:54,597 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:13:54,598 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:13:54,598 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:13:54,598 INFO L87 Difference]: Start difference. First operand 1840 states and 3317 transitions. Second operand 3 states. [2020-12-23 09:13:54,849 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:13:54,850 INFO L93 Difference]: Finished difference Result 4898 states and 8856 transitions. [2020-12-23 09:13:54,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:13:54,850 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 104 [2020-12-23 09:13:54,851 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:13:54,869 INFO L225 Difference]: With dead ends: 4898 [2020-12-23 09:13:54,870 INFO L226 Difference]: Without dead ends: 3189 [2020-12-23 09:13:54,874 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 09:13:54,880 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3189 states. [2020-12-23 09:13:55,080 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3189 to 3026. [2020-12-23 09:13:55,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3026 states. [2020-12-23 09:13:55,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3026 states to 3026 states and 5474 transitions. [2020-12-23 09:13:55,093 INFO L78 Accepts]: Start accepts. Automaton has 3026 states and 5474 transitions. Word has length 104 [2020-12-23 09:13:55,093 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:13:55,093 INFO L481 AbstractCegarLoop]: Abstraction has 3026 states and 5474 transitions. [2020-12-23 09:13:55,093 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:13:55,093 INFO L276 IsEmpty]: Start isEmpty. Operand 3026 states and 5474 transitions. [2020-12-23 09:13:55,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2020-12-23 09:13:55,104 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:13:55,104 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 09:13:55,104 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-12-23 09:13:55,105 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:13:55,105 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:13:55,106 INFO L82 PathProgramCache]: Analyzing trace with hash -423645344, now seen corresponding path program 1 times [2020-12-23 09:13:55,106 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:13:55,106 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1242596613] [2020-12-23 09:13:55,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:13:55,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:13:55,208 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 09:13:55,208 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1242596613] [2020-12-23 09:13:55,209 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:13:55,209 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 09:13:55,209 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1793701591] [2020-12-23 09:13:55,209 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:13:55,210 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:13:55,210 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:13:55,210 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:13:55,210 INFO L87 Difference]: Start difference. First operand 3026 states and 5474 transitions. Second operand 3 states. [2020-12-23 09:13:55,529 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:13:55,529 INFO L93 Difference]: Finished difference Result 8172 states and 14810 transitions. [2020-12-23 09:13:55,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:13:55,530 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 105 [2020-12-23 09:13:55,530 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:13:55,561 INFO L225 Difference]: With dead ends: 8172 [2020-12-23 09:13:55,561 INFO L226 Difference]: Without dead ends: 5311 [2020-12-23 09:13:55,569 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 09:13:55,576 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5311 states. [2020-12-23 09:13:55,955 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5311 to 5148. [2020-12-23 09:13:55,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5148 states. [2020-12-23 09:13:55,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5148 states to 5148 states and 9323 transitions. [2020-12-23 09:13:55,991 INFO L78 Accepts]: Start accepts. Automaton has 5148 states and 9323 transitions. Word has length 105 [2020-12-23 09:13:55,991 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:13:55,991 INFO L481 AbstractCegarLoop]: Abstraction has 5148 states and 9323 transitions. [2020-12-23 09:13:55,991 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:13:55,992 INFO L276 IsEmpty]: Start isEmpty. Operand 5148 states and 9323 transitions. [2020-12-23 09:13:56,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2020-12-23 09:13:56,004 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:13:56,005 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 09:13:56,005 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-12-23 09:13:56,005 INFO L429 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:13:56,005 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:13:56,006 INFO L82 PathProgramCache]: Analyzing trace with hash 1773703780, now seen corresponding path program 1 times [2020-12-23 09:13:56,006 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:13:56,006 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [705947945] [2020-12-23 09:13:56,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:13:56,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:13:56,115 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 09:13:56,116 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [705947945] [2020-12-23 09:13:56,116 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:13:56,116 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 09:13:56,116 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [407063727] [2020-12-23 09:13:56,117 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 09:13:56,117 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:13:56,118 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 09:13:56,118 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 09:13:56,118 INFO L87 Difference]: Start difference. First operand 5148 states and 9323 transitions. Second operand 5 states. [2020-12-23 09:13:56,959 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:13:56,959 INFO L93 Difference]: Finished difference Result 14671 states and 26600 transitions. [2020-12-23 09:13:56,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-12-23 09:13:56,960 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 106 [2020-12-23 09:13:56,960 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:13:57,020 INFO L225 Difference]: With dead ends: 14671 [2020-12-23 09:13:57,020 INFO L226 Difference]: Without dead ends: 9766 [2020-12-23 09:13:57,030 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 09:13:57,043 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9766 states. [2020-12-23 09:13:57,545 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9766 to 5148. [2020-12-23 09:13:57,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5148 states. [2020-12-23 09:13:57,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5148 states to 5148 states and 9273 transitions. [2020-12-23 09:13:57,563 INFO L78 Accepts]: Start accepts. Automaton has 5148 states and 9273 transitions. Word has length 106 [2020-12-23 09:13:57,563 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:13:57,563 INFO L481 AbstractCegarLoop]: Abstraction has 5148 states and 9273 transitions. [2020-12-23 09:13:57,563 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 09:13:57,563 INFO L276 IsEmpty]: Start isEmpty. Operand 5148 states and 9273 transitions. [2020-12-23 09:13:57,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2020-12-23 09:13:57,575 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:13:57,576 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 09:13:57,576 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-12-23 09:13:57,576 INFO L429 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:13:57,577 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:13:57,577 INFO L82 PathProgramCache]: Analyzing trace with hash 1465288115, now seen corresponding path program 1 times [2020-12-23 09:13:57,577 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:13:57,578 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1718064189] [2020-12-23 09:13:57,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:13:57,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:13:57,659 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 09:13:57,660 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1718064189] [2020-12-23 09:13:57,660 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:13:57,660 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 09:13:57,660 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2125806901] [2020-12-23 09:13:57,661 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:13:57,662 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:13:57,662 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:13:57,667 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:13:57,668 INFO L87 Difference]: Start difference. First operand 5148 states and 9273 transitions. Second operand 3 states. [2020-12-23 09:13:58,336 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:13:58,337 INFO L93 Difference]: Finished difference Result 14996 states and 27052 transitions. [2020-12-23 09:13:58,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:13:58,338 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 106 [2020-12-23 09:13:58,338 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:13:58,375 INFO L225 Difference]: With dead ends: 14996 [2020-12-23 09:13:58,375 INFO L226 Difference]: Without dead ends: 10017 [2020-12-23 09:13:58,387 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 09:13:58,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10017 states. [2020-12-23 09:13:59,046 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10017 to 9854. [2020-12-23 09:13:59,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9854 states. [2020-12-23 09:13:59,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9854 states to 9854 states and 17754 transitions. [2020-12-23 09:13:59,075 INFO L78 Accepts]: Start accepts. Automaton has 9854 states and 17754 transitions. Word has length 106 [2020-12-23 09:13:59,075 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:13:59,075 INFO L481 AbstractCegarLoop]: Abstraction has 9854 states and 17754 transitions. [2020-12-23 09:13:59,075 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:13:59,075 INFO L276 IsEmpty]: Start isEmpty. Operand 9854 states and 17754 transitions. [2020-12-23 09:13:59,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2020-12-23 09:13:59,097 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:13:59,098 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 09:13:59,098 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-12-23 09:13:59,098 INFO L429 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:13:59,098 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:13:59,098 INFO L82 PathProgramCache]: Analyzing trace with hash 365857439, now seen corresponding path program 1 times [2020-12-23 09:13:59,099 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:13:59,099 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2094908917] [2020-12-23 09:13:59,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:13:59,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:13:59,444 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 09:13:59,446 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2094908917] [2020-12-23 09:13:59,446 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:13:59,446 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-12-23 09:13:59,448 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2045073710] [2020-12-23 09:13:59,449 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-12-23 09:13:59,449 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:13:59,449 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-12-23 09:13:59,450 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2020-12-23 09:13:59,450 INFO L87 Difference]: Start difference. First operand 9854 states and 17754 transitions. Second operand 9 states. [2020-12-23 09:14:01,617 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:14:01,618 INFO L93 Difference]: Finished difference Result 20092 states and 36136 transitions. [2020-12-23 09:14:01,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-12-23 09:14:01,619 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 107 [2020-12-23 09:14:01,619 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:14:01,700 INFO L225 Difference]: With dead ends: 20092 [2020-12-23 09:14:01,700 INFO L226 Difference]: Without dead ends: 19960 [2020-12-23 09:14:01,709 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=78, Invalid=132, Unknown=0, NotChecked=0, Total=210 [2020-12-23 09:14:01,740 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19960 states. [2020-12-23 09:14:02,967 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19960 to 19513. [2020-12-23 09:14:02,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19513 states. [2020-12-23 09:14:03,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19513 states to 19513 states and 35181 transitions. [2020-12-23 09:14:03,023 INFO L78 Accepts]: Start accepts. Automaton has 19513 states and 35181 transitions. Word has length 107 [2020-12-23 09:14:03,023 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:14:03,023 INFO L481 AbstractCegarLoop]: Abstraction has 19513 states and 35181 transitions. [2020-12-23 09:14:03,023 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-12-23 09:14:03,024 INFO L276 IsEmpty]: Start isEmpty. Operand 19513 states and 35181 transitions. [2020-12-23 09:14:03,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2020-12-23 09:14:03,079 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:14:03,079 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 09:14:03,080 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-12-23 09:14:03,080 INFO L429 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:14:03,080 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:14:03,081 INFO L82 PathProgramCache]: Analyzing trace with hash 1026177952, now seen corresponding path program 1 times [2020-12-23 09:14:03,081 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:14:03,081 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2054168905] [2020-12-23 09:14:03,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:14:03,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:14:03,200 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 09:14:03,201 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2054168905] [2020-12-23 09:14:03,201 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:14:03,201 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 09:14:03,201 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1114351138] [2020-12-23 09:14:03,203 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 09:14:03,203 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:14:03,204 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 09:14:03,204 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-23 09:14:03,204 INFO L87 Difference]: Start difference. First operand 19513 states and 35181 transitions. Second operand 4 states. [2020-12-23 09:14:04,230 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:14:04,230 INFO L93 Difference]: Finished difference Result 19670 states and 35443 transitions. [2020-12-23 09:14:04,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-23 09:14:04,231 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 108 [2020-12-23 09:14:04,231 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:14:04,294 INFO L225 Difference]: With dead ends: 19670 [2020-12-23 09:14:04,294 INFO L226 Difference]: Without dead ends: 19512 [2020-12-23 09:14:04,304 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 09:14:04,329 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19512 states. [2020-12-23 09:14:05,786 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19512 to 19512. [2020-12-23 09:14:05,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19512 states. [2020-12-23 09:14:05,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19512 states to 19512 states and 35177 transitions. [2020-12-23 09:14:05,864 INFO L78 Accepts]: Start accepts. Automaton has 19512 states and 35177 transitions. Word has length 108 [2020-12-23 09:14:05,864 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:14:05,864 INFO L481 AbstractCegarLoop]: Abstraction has 19512 states and 35177 transitions. [2020-12-23 09:14:05,865 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 09:14:05,865 INFO L276 IsEmpty]: Start isEmpty. Operand 19512 states and 35177 transitions. [2020-12-23 09:14:05,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2020-12-23 09:14:05,928 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:14:05,928 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 09:14:05,929 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2020-12-23 09:14:05,929 INFO L429 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:14:05,930 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:14:05,931 INFO L82 PathProgramCache]: Analyzing trace with hash -546227852, now seen corresponding path program 1 times [2020-12-23 09:14:05,931 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:14:05,932 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [688469941] [2020-12-23 09:14:05,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:14:05,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:14:06,107 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 09:14:06,108 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [688469941] [2020-12-23 09:14:06,108 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:14:06,108 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-12-23 09:14:06,109 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [297095670] [2020-12-23 09:14:06,109 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-12-23 09:14:06,109 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:14:06,110 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-12-23 09:14:06,110 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2020-12-23 09:14:06,110 INFO L87 Difference]: Start difference. First operand 19512 states and 35177 transitions. Second operand 9 states. [2020-12-23 09:14:08,601 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:14:08,601 INFO L93 Difference]: Finished difference Result 39799 states and 71600 transitions. [2020-12-23 09:14:08,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-12-23 09:14:08,602 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 109 [2020-12-23 09:14:08,602 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:14:08,819 INFO L225 Difference]: With dead ends: 39799 [2020-12-23 09:14:08,820 INFO L226 Difference]: Without dead ends: 39565 [2020-12-23 09:14:08,835 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 09:14:08,870 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39565 states. [2020-12-23 09:14:10,811 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39565 to 38749. [2020-12-23 09:14:10,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 38749 states. [2020-12-23 09:14:10,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38749 states to 38749 states and 69887 transitions. [2020-12-23 09:14:10,904 INFO L78 Accepts]: Start accepts. Automaton has 38749 states and 69887 transitions. Word has length 109 [2020-12-23 09:14:10,904 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:14:10,904 INFO L481 AbstractCegarLoop]: Abstraction has 38749 states and 69887 transitions. [2020-12-23 09:14:10,904 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-12-23 09:14:10,904 INFO L276 IsEmpty]: Start isEmpty. Operand 38749 states and 69887 transitions. [2020-12-23 09:14:10,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2020-12-23 09:14:10,957 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:14:10,958 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 09:14:10,958 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2020-12-23 09:14:10,958 INFO L429 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:14:10,959 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:14:10,959 INFO L82 PathProgramCache]: Analyzing trace with hash 1720153334, now seen corresponding path program 1 times [2020-12-23 09:14:10,959 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:14:10,959 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1326868818] [2020-12-23 09:14:10,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:14:10,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:14:11,068 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 09:14:11,068 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1326868818] [2020-12-23 09:14:11,068 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:14:11,068 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 09:14:11,069 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1143009533] [2020-12-23 09:14:11,069 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 09:14:11,069 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:14:11,070 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 09:14:11,070 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 09:14:11,070 INFO L87 Difference]: Start difference. First operand 38749 states and 69887 transitions. Second operand 5 states. [2020-12-23 09:14:12,876 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:14:12,876 INFO L93 Difference]: Finished difference Result 40539 states and 72821 transitions. [2020-12-23 09:14:12,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-12-23 09:14:12,877 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 109 [2020-12-23 09:14:12,877 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:14:12,992 INFO L225 Difference]: With dead ends: 40539 [2020-12-23 09:14:12,992 INFO L226 Difference]: Without dead ends: 40304 [2020-12-23 09:14:13,006 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 09:14:13,052 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40304 states. [2020-12-23 09:14:14,947 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40304 to 38917. [2020-12-23 09:14:14,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 38917 states. [2020-12-23 09:14:15,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38917 states to 38917 states and 70159 transitions. [2020-12-23 09:14:15,007 INFO L78 Accepts]: Start accepts. Automaton has 38917 states and 70159 transitions. Word has length 109 [2020-12-23 09:14:15,007 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:14:15,007 INFO L481 AbstractCegarLoop]: Abstraction has 38917 states and 70159 transitions. [2020-12-23 09:14:15,007 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 09:14:15,008 INFO L276 IsEmpty]: Start isEmpty. Operand 38917 states and 70159 transitions. [2020-12-23 09:14:15,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2020-12-23 09:14:15,055 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:14:15,056 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 09:14:15,056 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2020-12-23 09:14:15,056 INFO L429 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:14:15,056 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:14:15,057 INFO L82 PathProgramCache]: Analyzing trace with hash -1183132384, now seen corresponding path program 1 times [2020-12-23 09:14:15,057 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:14:15,057 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [551786459] [2020-12-23 09:14:15,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:14:15,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:14:15,180 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 09:14:15,181 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [551786459] [2020-12-23 09:14:15,181 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:14:15,181 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-12-23 09:14:15,181 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1939719717] [2020-12-23 09:14:15,181 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-12-23 09:14:15,182 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:14:15,182 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-12-23 09:14:15,182 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-12-23 09:14:15,182 INFO L87 Difference]: Start difference. First operand 38917 states and 70159 transitions. Second operand 8 states. [2020-12-23 09:14:16,751 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:14:16,751 INFO L93 Difference]: Finished difference Result 38917 states and 70159 transitions. [2020-12-23 09:14:16,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-23 09:14:16,752 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 110 [2020-12-23 09:14:16,752 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:14:16,752 INFO L225 Difference]: With dead ends: 38917 [2020-12-23 09:14:16,752 INFO L226 Difference]: Without dead ends: 0 [2020-12-23 09:14:16,786 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2020-12-23 09:14:16,787 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-12-23 09:14:16,787 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-12-23 09:14:16,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-12-23 09:14:16,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-12-23 09:14:16,787 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 110 [2020-12-23 09:14:16,788 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:14:16,788 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-12-23 09:14:16,788 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-12-23 09:14:16,788 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-12-23 09:14:16,788 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-23 09:14:16,788 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2020-12-23 09:14:16,791 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-12-23 09:14:17,118 WARN L197 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 160 [2020-12-23 09:14:17,411 WARN L197 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 160 [2020-12-23 09:14:18,676 WARN L197 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 246 DAG size of output: 235 [2020-12-23 09:14:19,739 WARN L197 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 246 DAG size of output: 235 [2020-12-23 09:14:22,026 WARN L197 SmtUtils]: Spent 2.28 s on a formula simplification. DAG size of input: 422 DAG size of output: 411 [2020-12-23 09:14:24,215 WARN L197 SmtUtils]: Spent 2.18 s on a formula simplification. DAG size of input: 422 DAG size of output: 411 [2020-12-23 09:14:24,875 WARN L197 SmtUtils]: Spent 604.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 235 [2020-12-23 09:14:26,846 WARN L197 SmtUtils]: Spent 1.97 s on a formula simplification. DAG size of input: 422 DAG size of output: 411 [2020-12-23 09:14:27,044 WARN L197 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 160 [2020-12-23 09:14:27,236 WARN L197 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 160 [2020-12-23 09:14:27,489 WARN L197 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 162 [2020-12-23 09:14:27,638 WARN L197 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 163 [2020-12-23 09:14:29,783 WARN L197 SmtUtils]: Spent 2.14 s on a formula simplification. DAG size of input: 424 DAG size of output: 411 [2020-12-23 09:14:29,932 WARN L197 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 160 [2020-12-23 09:14:30,088 WARN L197 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 159 [2020-12-23 09:14:32,148 WARN L197 SmtUtils]: Spent 2.06 s on a formula simplification. DAG size of input: 424 DAG size of output: 411 [2020-12-23 09:14:32,275 WARN L197 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 162 [2020-12-23 09:14:32,399 WARN L197 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 162 [2020-12-23 09:14:32,510 WARN L197 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 160 [2020-12-23 09:14:32,633 WARN L197 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 162 [2020-12-23 09:14:32,751 WARN L197 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 159 [2020-12-23 09:14:33,320 WARN L197 SmtUtils]: Spent 567.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 235 [2020-12-23 09:14:33,890 WARN L197 SmtUtils]: Spent 566.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 235 [2020-12-23 09:14:34,002 WARN L197 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 160 [2020-12-23 09:14:34,568 WARN L197 SmtUtils]: Spent 563.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 235 [2020-12-23 09:14:36,733 WARN L197 SmtUtils]: Spent 1.92 s on a formula simplification. DAG size of input: 422 DAG size of output: 411 [2020-12-23 09:14:36,868 WARN L197 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 162 [2020-12-23 09:14:38,776 WARN L197 SmtUtils]: Spent 1.91 s on a formula simplification. DAG size of input: 422 DAG size of output: 411 [2020-12-23 09:14:40,725 WARN L197 SmtUtils]: Spent 1.94 s on a formula simplification. DAG size of input: 422 DAG size of output: 411 [2020-12-23 09:14:40,847 WARN L197 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 160 [2020-12-23 09:14:42,790 WARN L197 SmtUtils]: Spent 1.94 s on a formula simplification. DAG size of input: 425 DAG size of output: 417 [2020-12-23 09:14:44,706 WARN L197 SmtUtils]: Spent 1.91 s on a formula simplification. DAG size of input: 422 DAG size of output: 411 [2020-12-23 09:14:46,664 WARN L197 SmtUtils]: Spent 1.95 s on a formula simplification. DAG size of input: 424 DAG size of output: 411 [2020-12-23 09:14:48,631 WARN L197 SmtUtils]: Spent 1.94 s on a formula simplification. DAG size of input: 424 DAG size of output: 411 [2020-12-23 09:14:50,573 WARN L197 SmtUtils]: Spent 1.94 s on a formula simplification. DAG size of input: 422 DAG size of output: 411 [2020-12-23 09:14:52,657 WARN L197 SmtUtils]: Spent 2.08 s on a formula simplification. DAG size of input: 441 DAG size of output: 420 [2020-12-23 09:14:54,553 WARN L197 SmtUtils]: Spent 1.89 s on a formula simplification. DAG size of input: 422 DAG size of output: 411 [2020-12-23 09:14:54,724 WARN L197 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 45 [2020-12-23 09:14:55,313 WARN L197 SmtUtils]: Spent 587.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 235 [2020-12-23 09:14:55,864 WARN L197 SmtUtils]: Spent 548.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 235 [2020-12-23 09:14:56,422 WARN L197 SmtUtils]: Spent 555.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 235 [2020-12-23 09:14:56,980 WARN L197 SmtUtils]: Spent 556.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 235 [2020-12-23 09:14:58,847 WARN L197 SmtUtils]: Spent 1.86 s on a formula simplification. DAG size of input: 422 DAG size of output: 411 [2020-12-23 09:14:59,400 WARN L197 SmtUtils]: Spent 550.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 235 [2020-12-23 09:15:01,289 WARN L197 SmtUtils]: Spent 1.89 s on a formula simplification. DAG size of input: 422 DAG size of output: 411 [2020-12-23 09:15:01,691 WARN L197 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 326 DAG size of output: 63 [2020-12-23 09:15:01,876 WARN L197 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 159 [2020-12-23 09:15:02,477 WARN L197 SmtUtils]: Spent 599.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 235 [2020-12-23 09:15:02,641 WARN L197 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 165 [2020-12-23 09:15:04,788 WARN L197 SmtUtils]: Spent 2.14 s on a formula simplification. DAG size of input: 422 DAG size of output: 411 [2020-12-23 09:15:05,510 WARN L197 SmtUtils]: Spent 641.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 235 [2020-12-23 09:15:06,078 WARN L197 SmtUtils]: Spent 564.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 235 [2020-12-23 09:15:06,722 WARN L197 SmtUtils]: Spent 575.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 235 [2020-12-23 09:15:08,605 WARN L197 SmtUtils]: Spent 1.88 s on a formula simplification. DAG size of input: 422 DAG size of output: 411 [2020-12-23 09:15:10,483 WARN L197 SmtUtils]: Spent 1.87 s on a formula simplification. DAG size of input: 422 DAG size of output: 411 [2020-12-23 09:15:12,591 WARN L197 SmtUtils]: Spent 1.95 s on a formula simplification. DAG size of input: 422 DAG size of output: 411 [2020-12-23 09:15:13,131 WARN L197 SmtUtils]: Spent 536.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 235 [2020-12-23 09:15:13,678 WARN L197 SmtUtils]: Spent 544.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 235 [2020-12-23 09:15:14,235 WARN L197 SmtUtils]: Spent 555.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 235 [2020-12-23 09:15:16,097 WARN L197 SmtUtils]: Spent 1.86 s on a formula simplification. DAG size of input: 422 DAG size of output: 411 [2020-12-23 09:15:16,629 WARN L197 SmtUtils]: Spent 528.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 30 [2020-12-23 09:15:17,222 WARN L197 SmtUtils]: Spent 590.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 30 [2020-12-23 09:15:19,116 WARN L197 SmtUtils]: Spent 1.89 s on a formula simplification. DAG size of input: 233 DAG size of output: 30 [2020-12-23 09:15:20,943 WARN L197 SmtUtils]: Spent 1.82 s on a formula simplification. DAG size of input: 233 DAG size of output: 30 [2020-12-23 09:15:26,281 WARN L197 SmtUtils]: Spent 5.33 s on a formula simplification. DAG size of input: 409 DAG size of output: 28 [2020-12-23 09:15:31,625 WARN L197 SmtUtils]: Spent 5.34 s on a formula simplification. DAG size of input: 409 DAG size of output: 28 [2020-12-23 09:15:31,927 WARN L197 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 35 [2020-12-23 09:15:33,990 WARN L197 SmtUtils]: Spent 2.06 s on a formula simplification. DAG size of input: 233 DAG size of output: 30 [2020-12-23 09:15:39,308 WARN L197 SmtUtils]: Spent 5.31 s on a formula simplification. DAG size of input: 409 DAG size of output: 28 [2020-12-23 09:15:39,610 WARN L197 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 35 [2020-12-23 09:15:39,924 WARN L197 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 35 [2020-12-23 09:15:40,523 WARN L197 SmtUtils]: Spent 597.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 30 [2020-12-23 09:15:40,825 WARN L197 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 35 [2020-12-23 09:15:41,424 WARN L197 SmtUtils]: Spent 595.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 30 [2020-12-23 09:15:41,927 WARN L197 SmtUtils]: Spent 498.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 34 [2020-12-23 09:15:42,468 WARN L197 SmtUtils]: Spent 536.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 30 [2020-12-23 09:15:43,097 WARN L197 SmtUtils]: Spent 625.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 34 [2020-12-23 09:15:48,459 WARN L197 SmtUtils]: Spent 5.36 s on a formula simplification. DAG size of input: 409 DAG size of output: 28 [2020-12-23 09:15:49,061 WARN L197 SmtUtils]: Spent 599.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 30 [2020-12-23 09:15:49,567 WARN L197 SmtUtils]: Spent 504.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 30 [2020-12-23 09:15:54,866 WARN L197 SmtUtils]: Spent 5.29 s on a formula simplification. DAG size of input: 409 DAG size of output: 28 [2020-12-23 09:15:55,402 WARN L197 SmtUtils]: Spent 531.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 30 [2020-12-23 09:15:55,925 WARN L197 SmtUtils]: Spent 520.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 30 [2020-12-23 09:15:56,534 WARN L197 SmtUtils]: Spent 607.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 30 [2020-12-23 09:15:57,064 WARN L197 SmtUtils]: Spent 527.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 30 [2020-12-23 09:15:57,591 WARN L197 SmtUtils]: Spent 525.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 30 [2020-12-23 09:15:59,418 WARN L197 SmtUtils]: Spent 1.82 s on a formula simplification. DAG size of input: 233 DAG size of output: 30 [2020-12-23 09:16:01,465 WARN L197 SmtUtils]: Spent 2.04 s on a formula simplification. DAG size of input: 233 DAG size of output: 30 [2020-12-23 09:16:02,066 WARN L197 SmtUtils]: Spent 597.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 30 [2020-12-23 09:16:04,007 WARN L197 SmtUtils]: Spent 1.93 s on a formula simplification. DAG size of input: 233 DAG size of output: 30 [2020-12-23 09:16:04,371 WARN L197 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 36 [2020-12-23 09:16:04,680 WARN L197 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 35 [2020-12-23 09:16:05,267 WARN L197 SmtUtils]: Spent 498.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 34 [2020-12-23 09:16:05,534 WARN L197 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 33 [2020-12-23 09:16:06,038 WARN L197 SmtUtils]: Spent 503.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 34 [2020-12-23 09:16:11,369 WARN L197 SmtUtils]: Spent 5.32 s on a formula simplification. DAG size of input: 409 DAG size of output: 28 [2020-12-23 09:16:11,900 WARN L197 SmtUtils]: Spent 529.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 30 [2020-12-23 09:16:17,213 WARN L197 SmtUtils]: Spent 5.31 s on a formula simplification. DAG size of input: 409 DAG size of output: 28 [2020-12-23 09:16:22,518 WARN L197 SmtUtils]: Spent 5.29 s on a formula simplification. DAG size of input: 409 DAG size of output: 28 [2020-12-23 09:16:23,122 WARN L197 SmtUtils]: Spent 602.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 30 [2020-12-23 09:16:28,600 WARN L197 SmtUtils]: Spent 5.47 s on a formula simplification. DAG size of input: 415 DAG size of output: 28 [2020-12-23 09:16:33,914 WARN L197 SmtUtils]: Spent 5.31 s on a formula simplification. DAG size of input: 409 DAG size of output: 28 [2020-12-23 09:16:39,229 WARN L197 SmtUtils]: Spent 5.31 s on a formula simplification. DAG size of input: 409 DAG size of output: 28 [2020-12-23 09:16:39,478 WARN L197 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 31 [2020-12-23 09:16:44,828 WARN L197 SmtUtils]: Spent 5.34 s on a formula simplification. DAG size of input: 409 DAG size of output: 28 [2020-12-23 09:16:50,148 WARN L197 SmtUtils]: Spent 5.31 s on a formula simplification. DAG size of input: 409 DAG size of output: 28 [2020-12-23 09:16:55,783 WARN L197 SmtUtils]: Spent 5.63 s on a formula simplification. DAG size of input: 418 DAG size of output: 28 [2020-12-23 09:17:01,108 WARN L197 SmtUtils]: Spent 5.32 s on a formula simplification. DAG size of input: 409 DAG size of output: 28 [2020-12-23 09:17:01,221 WARN L197 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 32 [2020-12-23 09:17:03,174 WARN L197 SmtUtils]: Spent 1.95 s on a formula simplification. DAG size of input: 233 DAG size of output: 30 [2020-12-23 09:17:05,005 WARN L197 SmtUtils]: Spent 1.83 s on a formula simplification. DAG size of input: 233 DAG size of output: 30 [2020-12-23 09:17:06,870 WARN L197 SmtUtils]: Spent 1.86 s on a formula simplification. DAG size of input: 233 DAG size of output: 30 [2020-12-23 09:17:08,540 WARN L197 SmtUtils]: Spent 1.67 s on a formula simplification. DAG size of input: 233 DAG size of output: 30 [2020-12-23 09:17:13,811 WARN L197 SmtUtils]: Spent 5.27 s on a formula simplification. DAG size of input: 409 DAG size of output: 28 [2020-12-23 09:17:15,914 WARN L197 SmtUtils]: Spent 2.10 s on a formula simplification. DAG size of input: 233 DAG size of output: 30 [2020-12-23 09:17:21,348 WARN L197 SmtUtils]: Spent 5.43 s on a formula simplification. DAG size of input: 409 DAG size of output: 28 [2020-12-23 09:17:21,510 WARN L197 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 30 [2020-12-23 09:17:22,033 WARN L197 SmtUtils]: Spent 521.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 30 [2020-12-23 09:17:24,126 WARN L197 SmtUtils]: Spent 2.09 s on a formula simplification. DAG size of input: 233 DAG size of output: 30 [2020-12-23 09:17:24,511 WARN L197 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 35 [2020-12-23 09:17:25,064 WARN L197 SmtUtils]: Spent 550.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 34 [2020-12-23 09:17:30,340 WARN L197 SmtUtils]: Spent 5.17 s on a formula simplification. DAG size of input: 409 DAG size of output: 28 [2020-12-23 09:17:30,858 WARN L197 SmtUtils]: Spent 515.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 34 [2020-12-23 09:17:32,870 WARN L197 SmtUtils]: Spent 1.99 s on a formula simplification. DAG size of input: 233 DAG size of output: 30 [2020-12-23 09:17:34,940 WARN L197 SmtUtils]: Spent 1.97 s on a formula simplification. DAG size of input: 233 DAG size of output: 30 [2020-12-23 09:17:35,460 WARN L197 SmtUtils]: Spent 516.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 34 [2020-12-23 09:17:37,515 WARN L197 SmtUtils]: Spent 1.97 s on a formula simplification. DAG size of input: 233 DAG size of output: 30 [2020-12-23 09:17:42,898 WARN L197 SmtUtils]: Spent 5.38 s on a formula simplification. DAG size of input: 409 DAG size of output: 28