/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc config/AutomizerReach.xml -s config/svcomp-Reach-64bit-Automizer_Default.epf -i ../sv-benchmarks/c/product-lines/email_spec7_product27.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-bitabs-dcfa08f [2020-12-23 09:06:37,781 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-23 09:06:37,784 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-23 09:06:37,827 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-23 09:06:37,828 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-23 09:06:37,829 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-23 09:06:37,831 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-23 09:06:37,843 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-23 09:06:37,845 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-23 09:06:37,847 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-23 09:06:37,848 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-23 09:06:37,849 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-23 09:06:37,850 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-23 09:06:37,851 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-23 09:06:37,852 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-23 09:06:37,854 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-23 09:06:37,855 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-23 09:06:37,856 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-23 09:06:37,858 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-23 09:06:37,861 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-23 09:06:37,863 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-23 09:06:37,864 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-23 09:06:37,866 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-23 09:06:37,867 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-23 09:06:37,870 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-23 09:06:37,871 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-23 09:06:37,871 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-23 09:06:37,872 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-23 09:06:37,873 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-23 09:06:37,874 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-23 09:06:37,875 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-23 09:06:37,875 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-23 09:06:37,877 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-23 09:06:37,877 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-23 09:06:37,879 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-23 09:06:37,879 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-23 09:06:37,880 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-23 09:06:37,880 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-23 09:06:37,881 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-23 09:06:37,882 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-23 09:06:37,883 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-23 09:06:37,886 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-12-23 09:06:37,936 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-23 09:06:37,937 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-23 09:06:37,942 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-23 09:06:37,943 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-23 09:06:37,943 INFO L138 SettingsManager]: * Use SBE=true [2020-12-23 09:06:37,943 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-23 09:06:37,944 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-23 09:06:37,944 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-23 09:06:37,944 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-23 09:06:37,944 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-23 09:06:37,946 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-23 09:06:37,946 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-23 09:06:37,946 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-23 09:06:37,947 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-23 09:06:37,947 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-23 09:06:37,947 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-23 09:06:37,947 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-23 09:06:37,948 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-23 09:06:37,948 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-23 09:06:37,948 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-23 09:06:37,948 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-23 09:06:37,949 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-23 09:06:37,949 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-23 09:06:37,949 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-23 09:06:37,950 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-23 09:06:37,950 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-23 09:06:38,389 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-23 09:06:38,418 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-23 09:06:38,421 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-23 09:06:38,423 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-23 09:06:38,423 INFO L275 PluginConnector]: CDTParser initialized [2020-12-23 09:06:38,424 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/email_spec7_product27.cil.c [2020-12-23 09:06:38,515 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/f111c347d/5fc9945c6446476ea444c6f1e3518ba2/FLAG6f5630a78 [2020-12-23 09:06:39,360 INFO L306 CDTParser]: Found 1 translation units. [2020-12-23 09:06:39,363 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec7_product27.cil.c [2020-12-23 09:06:39,395 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/f111c347d/5fc9945c6446476ea444c6f1e3518ba2/FLAG6f5630a78 [2020-12-23 09:06:39,573 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/f111c347d/5fc9945c6446476ea444c6f1e3518ba2 [2020-12-23 09:06:39,578 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-23 09:06:39,581 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-23 09:06:39,584 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-23 09:06:39,584 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-23 09:06:39,588 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-23 09:06:39,590 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.12 09:06:39" (1/1) ... [2020-12-23 09:06:39,592 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76adc569 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:06:39, skipping insertion in model container [2020-12-23 09:06:39,592 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.12 09:06:39" (1/1) ... [2020-12-23 09:06:39,605 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-23 09:06:39,703 INFO L178 MainTranslator]: Built tables and reachable declarations left hand side expression in assignment: lhs: VariableLHS[~op1~0,] left hand side expression in assignment: lhs: VariableLHS[~op2~0,] left hand side expression in assignment: lhs: VariableLHS[~op3~0,] left hand side expression in assignment: lhs: VariableLHS[~op4~0,] left hand side expression in assignment: lhs: VariableLHS[~op5~0,] left hand side expression in assignment: lhs: VariableLHS[~op6~0,] left hand side expression in assignment: lhs: VariableLHS[~op7~0,] left hand side expression in assignment: lhs: VariableLHS[~op8~0,] left hand side expression in assignment: lhs: VariableLHS[~op9~0,] left hand side expression in assignment: lhs: VariableLHS[~op10~0,] left hand side expression in assignment: lhs: VariableLHS[~op11~0,] left hand side expression in assignment: lhs: VariableLHS[~splverifierCounter~0,] left hand side expression in assignment: lhs: VariableLHS[~splverifierCounter~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___9~0,] left hand side expression in assignment: lhs: VariableLHS[~op1~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___8~0,] left hand side expression in assignment: lhs: VariableLHS[~op2~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___7~0,] left hand side expression in assignment: lhs: VariableLHS[~op3~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___6~0,] left hand side expression in assignment: lhs: VariableLHS[~op4~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___5~0,] left hand side expression in assignment: lhs: VariableLHS[~op5~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~0,] left hand side expression in assignment: lhs: VariableLHS[~op6~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~0,] left hand side expression in assignment: lhs: VariableLHS[~op7~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~0,] left hand side expression in assignment: lhs: VariableLHS[~op8~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~0,] left hand side expression in assignment: lhs: VariableLHS[~op9~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~0,] left hand side expression in assignment: lhs: VariableLHS[~op10~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~0,] left hand side expression in assignment: lhs: VariableLHS[~op11~0,] left hand side expression in assignment: lhs: VariableLHS[~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[~size~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~1,] left hand side expression in assignment: lhs: VariableLHS[~receiver~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~1,] left hand side expression in assignment: lhs: VariableLHS[~second~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp~5,] left hand side expression in assignment: lhs: VariableLHS[~fwreceiver~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~6,] left hand side expression in assignment: lhs: VariableLHS[~client~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~7,] left hand side expression in assignment: lhs: VariableLHS[~email~0,] left hand side expression in assignment: lhs: VariableLHS[~queue_empty~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~queued_message~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~queued_client~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~2,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp~8,] left hand side expression in assignment: lhs: VariableLHS[~sender~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~9,] left hand side expression in assignment: lhs: VariableLHS[~privkey~0,] left hand side expression in assignment: lhs: VariableLHS[~__utac__ad__arg1~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~10,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~2,] left hand side expression in assignment: lhs: VariableLHS[~pubkey~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] [2020-12-23 09:06:40,209 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec7_product27.cil.c[14367,14380] left hand side expression in assignment: lhs: VariableLHS[~__ste_Email_counter~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_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~8,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~8,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~8,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_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~9,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~9,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~9,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_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~10,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] 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~11,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] 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~12,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~12,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~12,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_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~13,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~13,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~13,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_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~14,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_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~15,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~15,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~15,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_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~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_isSignatureVerified0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_isSignatureVerified1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp~11,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~3,] left hand side expression in assignment: lhs: VariableLHS[~bob~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp1~0,] left hand side expression in assignment: lhs: VariableLHS[~rjh~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp2~0,] left hand side expression in assignment: lhs: VariableLHS[~chuck~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~12,] left hand side expression in assignment: lhs: VariableLHS[~tmp~13,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~2,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~19,] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_counter~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] 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~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_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~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_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~14,] left hand side expression in assignment: lhs: VariableLHS[~size~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~0,] 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~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~__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~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook0_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~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_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~29,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~29,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~29,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~29,] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_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~30,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~30,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~30,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~30,] left hand side expression in assignment: lhs: VariableLHS[~__ste_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~15,] left hand side expression in assignment: lhs: VariableLHS[~size~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~31,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~31,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~__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~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_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~35,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~35,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~35,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~35,] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_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~36,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~36,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~36,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~36,] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_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~16,] 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~17,] 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~18,] 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~37,] 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~37,] left hand side expression in assignment: lhs: VariableLHS[~mem_24~0,] 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_tmp4~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~4,] left hand side expression in assignment: lhs: VariableLHS[~mem_12~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~2,] 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~38,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~5,] left hand side expression in assignment: lhs: VariableLHS[~mem_12~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~3,] 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~39,] left hand side expression in assignment: lhs: VariableLHS[~tmp~19,] left hand side expression in assignment: lhs: VariableLHS[~tmp~20,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~5,] 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~21,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~6,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~6,] left hand side expression in assignment: lhs: VariableLHS[~tmp~22,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~40,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~41,] left hand side expression in assignment: lhs: VariableLHS[~msg~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~42,] [2020-12-23 09:06:40,486 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-23 09:06:40,522 INFO L203 MainTranslator]: Completed pre-run left hand side expression in assignment: lhs: VariableLHS[~op1~0,] left hand side expression in assignment: lhs: VariableLHS[~op2~0,] left hand side expression in assignment: lhs: VariableLHS[~op3~0,] left hand side expression in assignment: lhs: VariableLHS[~op4~0,] left hand side expression in assignment: lhs: VariableLHS[~op5~0,] left hand side expression in assignment: lhs: VariableLHS[~op6~0,] left hand side expression in assignment: lhs: VariableLHS[~op7~0,] left hand side expression in assignment: lhs: VariableLHS[~op8~0,] left hand side expression in assignment: lhs: VariableLHS[~op9~0,] left hand side expression in assignment: lhs: VariableLHS[~op10~0,] left hand side expression in assignment: lhs: VariableLHS[~op11~0,] left hand side expression in assignment: lhs: VariableLHS[~splverifierCounter~0,] left hand side expression in assignment: lhs: VariableLHS[~splverifierCounter~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___9~0,] left hand side expression in assignment: lhs: VariableLHS[~op1~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___8~0,] left hand side expression in assignment: lhs: VariableLHS[~op2~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___7~0,] left hand side expression in assignment: lhs: VariableLHS[~op3~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___6~0,] left hand side expression in assignment: lhs: VariableLHS[~op4~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___5~0,] left hand side expression in assignment: lhs: VariableLHS[~op5~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~0,] left hand side expression in assignment: lhs: VariableLHS[~op6~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~0,] left hand side expression in assignment: lhs: VariableLHS[~op7~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~0,] left hand side expression in assignment: lhs: VariableLHS[~op8~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~0,] left hand side expression in assignment: lhs: VariableLHS[~op9~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~0,] left hand side expression in assignment: lhs: VariableLHS[~op10~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~0,] left hand side expression in assignment: lhs: VariableLHS[~op11~0,] left hand side expression in assignment: lhs: VariableLHS[~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[~size~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~1,] left hand side expression in assignment: lhs: VariableLHS[~receiver~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~1,] left hand side expression in assignment: lhs: VariableLHS[~second~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp~5,] left hand side expression in assignment: lhs: VariableLHS[~fwreceiver~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~6,] left hand side expression in assignment: lhs: VariableLHS[~client~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~7,] left hand side expression in assignment: lhs: VariableLHS[~email~0,] left hand side expression in assignment: lhs: VariableLHS[~queue_empty~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~queued_message~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~queued_client~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~2,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp~8,] left hand side expression in assignment: lhs: VariableLHS[~sender~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~9,] left hand side expression in assignment: lhs: VariableLHS[~privkey~0,] left hand side expression in assignment: lhs: VariableLHS[~__utac__ad__arg1~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~10,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~2,] left hand side expression in assignment: lhs: VariableLHS[~pubkey~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] [2020-12-23 09:06:40,560 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec7_product27.cil.c[14367,14380] left hand side expression in assignment: lhs: VariableLHS[~__ste_Email_counter~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_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~8,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~8,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~8,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_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~9,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~9,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~9,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_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~10,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] 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~11,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] 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~12,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~12,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~12,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_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~13,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~13,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~13,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_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~14,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_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~15,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~15,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~15,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_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~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_isSignatureVerified0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_isSignatureVerified1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp~11,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~3,] left hand side expression in assignment: lhs: VariableLHS[~bob~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp1~0,] left hand side expression in assignment: lhs: VariableLHS[~rjh~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp2~0,] left hand side expression in assignment: lhs: VariableLHS[~chuck~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~12,] left hand side expression in assignment: lhs: VariableLHS[~tmp~13,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~2,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~19,] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_counter~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] 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~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_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~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_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~14,] left hand side expression in assignment: lhs: VariableLHS[~size~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~0,] 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~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~__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~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook0_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~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_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~29,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~29,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~29,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~29,] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_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~30,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~30,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~30,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~30,] left hand side expression in assignment: lhs: VariableLHS[~__ste_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~15,] left hand side expression in assignment: lhs: VariableLHS[~size~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~31,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~31,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~__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~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_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~35,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~35,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~35,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~35,] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_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~36,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~36,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~36,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~36,] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_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~16,] 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~17,] 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~18,] 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~37,] 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~37,] left hand side expression in assignment: lhs: VariableLHS[~mem_24~0,] 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_tmp4~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~4,] left hand side expression in assignment: lhs: VariableLHS[~mem_12~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~2,] 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~38,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~5,] left hand side expression in assignment: lhs: VariableLHS[~mem_12~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~3,] 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~39,] left hand side expression in assignment: lhs: VariableLHS[~tmp~19,] left hand side expression in assignment: lhs: VariableLHS[~tmp~20,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~5,] 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~21,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~6,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~6,] left hand side expression in assignment: lhs: VariableLHS[~tmp~22,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~40,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~41,] left hand side expression in assignment: lhs: VariableLHS[~msg~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~42,] [2020-12-23 09:06:40,691 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-23 09:06:40,798 INFO L208 MainTranslator]: Completed translation [2020-12-23 09:06:40,799 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:06:40 WrapperNode [2020-12-23 09:06:40,799 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-23 09:06:40,801 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-23 09:06:40,801 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-23 09:06:40,801 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-23 09:06:40,810 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:06:40" (1/1) ... [2020-12-23 09:06:40,881 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:06:40" (1/1) ... [2020-12-23 09:06:41,065 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-23 09:06:41,067 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-23 09:06:41,067 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-23 09:06:41,067 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-23 09:06:41,079 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:06:40" (1/1) ... [2020-12-23 09:06:41,079 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:06:40" (1/1) ... [2020-12-23 09:06:41,112 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:06:40" (1/1) ... [2020-12-23 09:06:41,112 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:06:40" (1/1) ... [2020-12-23 09:06:41,198 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:06:40" (1/1) ... [2020-12-23 09:06:41,235 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:06:40" (1/1) ... [2020-12-23 09:06:41,248 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:06:40" (1/1) ... [2020-12-23 09:06:41,267 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-23 09:06:41,269 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-23 09:06:41,269 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-23 09:06:41,269 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-23 09:06:41,270 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:06:40" (1/1) ... No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-23 09:06:41,362 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-12-23 09:06:41,363 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-23 09:06:41,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-23 09:06:41,363 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-23 09:06:41,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-23 09:06:44,729 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-23 09:06:44,729 INFO L299 CfgBuilder]: Removed 685 assume(true) statements. [2020-12-23 09:06:44,733 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 09:06:44 BoogieIcfgContainer [2020-12-23 09:06:44,733 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-23 09:06:44,735 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-23 09:06:44,735 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-23 09:06:44,740 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-23 09:06:44,740 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.12 09:06:39" (1/3) ... [2020-12-23 09:06:44,741 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45da5dec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.12 09:06:44, skipping insertion in model container [2020-12-23 09:06:44,741 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:06:40" (2/3) ... [2020-12-23 09:06:44,742 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45da5dec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.12 09:06:44, skipping insertion in model container [2020-12-23 09:06:44,742 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 09:06:44" (3/3) ... [2020-12-23 09:06:44,744 INFO L111 eAbstractionObserver]: Analyzing ICFG email_spec7_product27.cil.c [2020-12-23 09:06:44,752 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-23 09:06:44,764 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 6 error locations. [2020-12-23 09:06:44,784 INFO L253 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2020-12-23 09:06:44,836 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-23 09:06:44,836 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-23 09:06:44,836 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-23 09:06:44,837 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-23 09:06:44,837 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-23 09:06:44,837 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-23 09:06:44,838 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-23 09:06:44,838 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-23 09:06:44,876 INFO L276 IsEmpty]: Start isEmpty. Operand 946 states. [2020-12-23 09:06:44,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2020-12-23 09:06:44,891 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:06:44,892 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:06:44,893 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:06:44,899 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:06:44,899 INFO L82 PathProgramCache]: Analyzing trace with hash -2111563848, now seen corresponding path program 1 times [2020-12-23 09:06:44,910 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:06:44,911 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1722912919] [2020-12-23 09:06:44,911 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:06:45,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:06:45,415 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 09:06:45,416 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1722912919] [2020-12-23 09:06:45,417 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:06:45,417 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 09:06:45,418 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [734624014] [2020-12-23 09:06:45,423 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:06:45,424 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:06:45,438 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:06:45,439 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:06:45,441 INFO L87 Difference]: Start difference. First operand 946 states. Second operand 3 states. [2020-12-23 09:06:45,668 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:06:45,668 INFO L93 Difference]: Finished difference Result 2803 states and 4793 transitions. [2020-12-23 09:06:45,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:06:45,671 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 41 [2020-12-23 09:06:45,671 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:06:45,716 INFO L225 Difference]: With dead ends: 2803 [2020-12-23 09:06:45,717 INFO L226 Difference]: Without dead ends: 1564 [2020-12-23 09:06:45,730 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:06:45,759 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1564 states. [2020-12-23 09:06:45,855 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1564 to 791. [2020-12-23 09:06:45,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 791 states. [2020-12-23 09:06:45,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 791 states to 791 states and 1350 transitions. [2020-12-23 09:06:45,862 INFO L78 Accepts]: Start accepts. Automaton has 791 states and 1350 transitions. Word has length 41 [2020-12-23 09:06:45,862 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:06:45,862 INFO L481 AbstractCegarLoop]: Abstraction has 791 states and 1350 transitions. [2020-12-23 09:06:45,862 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:06:45,862 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 1350 transitions. [2020-12-23 09:06:45,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2020-12-23 09:06:45,866 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:06:45,867 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:06:45,867 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-23 09:06:45,867 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:06:45,868 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:06:45,868 INFO L82 PathProgramCache]: Analyzing trace with hash -1876441913, now seen corresponding path program 1 times [2020-12-23 09:06:45,869 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:06:45,869 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [32833818] [2020-12-23 09:06:45,869 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:06:45,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:06:45,993 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 09:06:45,994 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [32833818] [2020-12-23 09:06:45,994 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:06:45,994 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 09:06:45,995 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [293724762] [2020-12-23 09:06:45,996 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 09:06:45,997 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:06:45,997 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 09:06:45,998 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 09:06:45,998 INFO L87 Difference]: Start difference. First operand 791 states and 1350 transitions. Second operand 5 states. [2020-12-23 09:06:46,256 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:06:46,256 INFO L93 Difference]: Finished difference Result 2322 states and 3966 transitions. [2020-12-23 09:06:46,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-23 09:06:46,257 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 43 [2020-12-23 09:06:46,257 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:06:46,273 INFO L225 Difference]: With dead ends: 2322 [2020-12-23 09:06:46,274 INFO L226 Difference]: Without dead ends: 1550 [2020-12-23 09:06:46,278 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-12-23 09:06:46,284 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1550 states. [2020-12-23 09:06:46,320 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1550 to 791. [2020-12-23 09:06:46,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 791 states. [2020-12-23 09:06:46,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 791 states to 791 states and 1349 transitions. [2020-12-23 09:06:46,325 INFO L78 Accepts]: Start accepts. Automaton has 791 states and 1349 transitions. Word has length 43 [2020-12-23 09:06:46,325 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:06:46,325 INFO L481 AbstractCegarLoop]: Abstraction has 791 states and 1349 transitions. [2020-12-23 09:06:46,325 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 09:06:46,326 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 1349 transitions. [2020-12-23 09:06:46,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2020-12-23 09:06:46,331 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:06:46,331 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:06:46,332 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-23 09:06:46,332 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:06:46,334 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:06:46,335 INFO L82 PathProgramCache]: Analyzing trace with hash -1986151590, now seen corresponding path program 1 times [2020-12-23 09:06:46,335 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:06:46,335 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [692188238] [2020-12-23 09:06:46,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:06:46,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:06:46,465 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 09:06:46,465 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [692188238] [2020-12-23 09:06:46,466 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:06:46,466 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 09:06:46,466 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1542672985] [2020-12-23 09:06:46,467 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:06:46,467 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:06:46,468 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:06:46,468 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:06:46,468 INFO L87 Difference]: Start difference. First operand 791 states and 1349 transitions. Second operand 3 states. [2020-12-23 09:06:46,523 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:06:46,523 INFO L93 Difference]: Finished difference Result 1564 states and 2672 transitions. [2020-12-23 09:06:46,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:06:46,524 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 44 [2020-12-23 09:06:46,524 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:06:46,529 INFO L225 Difference]: With dead ends: 1564 [2020-12-23 09:06:46,530 INFO L226 Difference]: Without dead ends: 796 [2020-12-23 09:06:46,532 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:06:46,534 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 796 states. [2020-12-23 09:06:46,563 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 796 to 791. [2020-12-23 09:06:46,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 791 states. [2020-12-23 09:06:46,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 791 states to 791 states and 1348 transitions. [2020-12-23 09:06:46,567 INFO L78 Accepts]: Start accepts. Automaton has 791 states and 1348 transitions. Word has length 44 [2020-12-23 09:06:46,568 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:06:46,568 INFO L481 AbstractCegarLoop]: Abstraction has 791 states and 1348 transitions. [2020-12-23 09:06:46,568 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:06:46,568 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 1348 transitions. [2020-12-23 09:06:46,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2020-12-23 09:06:46,569 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:06:46,570 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:06:46,570 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-12-23 09:06:46,570 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:06:46,571 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:06:46,571 INFO L82 PathProgramCache]: Analyzing trace with hash 1718977236, now seen corresponding path program 1 times [2020-12-23 09:06:46,571 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:06:46,572 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1394578444] [2020-12-23 09:06:46,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:06:46,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:06:46,696 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 09:06:46,697 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1394578444] [2020-12-23 09:06:46,697 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:06:46,697 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 09:06:46,698 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [48540225] [2020-12-23 09:06:46,698 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:06:46,698 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:06:46,699 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:06:46,699 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:06:46,700 INFO L87 Difference]: Start difference. First operand 791 states and 1348 transitions. Second operand 3 states. [2020-12-23 09:06:46,760 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:06:46,760 INFO L93 Difference]: Finished difference Result 1574 states and 2685 transitions. [2020-12-23 09:06:46,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:06:46,761 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 45 [2020-12-23 09:06:46,761 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:06:46,766 INFO L225 Difference]: With dead ends: 1574 [2020-12-23 09:06:46,766 INFO L226 Difference]: Without dead ends: 791 [2020-12-23 09:06:46,768 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:06:46,770 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 791 states. [2020-12-23 09:06:46,799 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 791 to 791. [2020-12-23 09:06:46,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 791 states. [2020-12-23 09:06:46,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 791 states to 791 states and 1346 transitions. [2020-12-23 09:06:46,803 INFO L78 Accepts]: Start accepts. Automaton has 791 states and 1346 transitions. Word has length 45 [2020-12-23 09:06:46,803 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:06:46,803 INFO L481 AbstractCegarLoop]: Abstraction has 791 states and 1346 transitions. [2020-12-23 09:06:46,803 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:06:46,804 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 1346 transitions. [2020-12-23 09:06:46,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-12-23 09:06:46,805 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:06:46,805 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:06:46,805 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-12-23 09:06:46,805 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:06:46,806 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:06:46,806 INFO L82 PathProgramCache]: Analyzing trace with hash -215604961, now seen corresponding path program 1 times [2020-12-23 09:06:46,806 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:06:46,806 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1131000205] [2020-12-23 09:06:46,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:06:46,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:06:46,901 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 09:06:46,902 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1131000205] [2020-12-23 09:06:46,902 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:06:46,902 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 09:06:46,902 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2054482295] [2020-12-23 09:06:46,903 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 09:06:46,903 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:06:46,904 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 09:06:46,905 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 09:06:46,905 INFO L87 Difference]: Start difference. First operand 791 states and 1346 transitions. Second operand 5 states. [2020-12-23 09:06:47,149 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:06:47,149 INFO L93 Difference]: Finished difference Result 2312 states and 3946 transitions. [2020-12-23 09:06:47,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-23 09:06:47,152 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 46 [2020-12-23 09:06:47,152 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:06:47,161 INFO L225 Difference]: With dead ends: 2312 [2020-12-23 09:06:47,162 INFO L226 Difference]: Without dead ends: 1548 [2020-12-23 09:06:47,164 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-12-23 09:06:47,168 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1548 states. [2020-12-23 09:06:47,206 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1548 to 791. [2020-12-23 09:06:47,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 791 states. [2020-12-23 09:06:47,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 791 states to 791 states and 1345 transitions. [2020-12-23 09:06:47,209 INFO L78 Accepts]: Start accepts. Automaton has 791 states and 1345 transitions. Word has length 46 [2020-12-23 09:06:47,211 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:06:47,212 INFO L481 AbstractCegarLoop]: Abstraction has 791 states and 1345 transitions. [2020-12-23 09:06:47,212 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 09:06:47,212 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 1345 transitions. [2020-12-23 09:06:47,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-12-23 09:06:47,214 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:06:47,215 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 09:06:47,215 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-12-23 09:06:47,215 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:06:47,216 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:06:47,216 INFO L82 PathProgramCache]: Analyzing trace with hash -977680228, now seen corresponding path program 1 times [2020-12-23 09:06:47,216 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:06:47,216 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2041642826] [2020-12-23 09:06:47,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:06:47,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:06:47,358 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 09:06:47,359 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2041642826] [2020-12-23 09:06:47,359 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:06:47,359 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 09:06:47,360 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [576343450] [2020-12-23 09:06:47,362 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 09:06:47,362 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:06:47,363 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 09:06:47,363 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 09:06:47,363 INFO L87 Difference]: Start difference. First operand 791 states and 1345 transitions. Second operand 5 states. [2020-12-23 09:06:47,653 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:06:47,654 INFO L93 Difference]: Finished difference Result 2317 states and 3951 transitions. [2020-12-23 09:06:47,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-23 09:06:47,654 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 47 [2020-12-23 09:06:47,655 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:06:47,663 INFO L225 Difference]: With dead ends: 2317 [2020-12-23 09:06:47,663 INFO L226 Difference]: Without dead ends: 1553 [2020-12-23 09:06:47,668 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-12-23 09:06:47,671 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1553 states. [2020-12-23 09:06:47,738 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1553 to 791. [2020-12-23 09:06:47,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 791 states. [2020-12-23 09:06:47,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 791 states to 791 states and 1344 transitions. [2020-12-23 09:06:47,742 INFO L78 Accepts]: Start accepts. Automaton has 791 states and 1344 transitions. Word has length 47 [2020-12-23 09:06:47,742 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:06:47,743 INFO L481 AbstractCegarLoop]: Abstraction has 791 states and 1344 transitions. [2020-12-23 09:06:47,743 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 09:06:47,743 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 1344 transitions. [2020-12-23 09:06:47,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-12-23 09:06:47,744 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:06:47,744 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 09:06:47,744 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-12-23 09:06:47,745 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:06:47,746 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:06:47,750 INFO L82 PathProgramCache]: Analyzing trace with hash 1680893060, now seen corresponding path program 1 times [2020-12-23 09:06:47,750 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:06:47,751 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1540919762] [2020-12-23 09:06:47,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:06:47,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:06:47,836 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 09:06:47,837 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1540919762] [2020-12-23 09:06:47,838 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:06:47,838 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 09:06:47,839 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1279327810] [2020-12-23 09:06:47,839 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:06:47,839 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:06:47,840 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:06:47,840 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:06:47,840 INFO L87 Difference]: Start difference. First operand 791 states and 1344 transitions. Second operand 3 states. [2020-12-23 09:06:47,897 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:06:47,897 INFO L93 Difference]: Finished difference Result 1297 states and 2175 transitions. [2020-12-23 09:06:47,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:06:47,898 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 48 [2020-12-23 09:06:47,899 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:06:47,903 INFO L225 Difference]: With dead ends: 1297 [2020-12-23 09:06:47,904 INFO L226 Difference]: Without dead ends: 794 [2020-12-23 09:06:47,906 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:06:47,908 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 794 states. [2020-12-23 09:06:47,949 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 794 to 793. [2020-12-23 09:06:47,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 793 states. [2020-12-23 09:06:47,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 793 states to 793 states and 1346 transitions. [2020-12-23 09:06:47,952 INFO L78 Accepts]: Start accepts. Automaton has 793 states and 1346 transitions. Word has length 48 [2020-12-23 09:06:47,952 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:06:47,952 INFO L481 AbstractCegarLoop]: Abstraction has 793 states and 1346 transitions. [2020-12-23 09:06:47,953 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:06:47,953 INFO L276 IsEmpty]: Start isEmpty. Operand 793 states and 1346 transitions. [2020-12-23 09:06:47,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-12-23 09:06:47,954 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:06:47,954 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] [2020-12-23 09:06:47,954 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-12-23 09:06:47,954 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:06:47,955 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:06:47,955 INFO L82 PathProgramCache]: Analyzing trace with hash -835198634, now seen corresponding path program 1 times [2020-12-23 09:06:47,955 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:06:47,955 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1221691267] [2020-12-23 09:06:47,955 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:06:47,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:06:48,020 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 09:06:48,021 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1221691267] [2020-12-23 09:06:48,021 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:06:48,021 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 09:06:48,022 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1754789406] [2020-12-23 09:06:48,022 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:06:48,022 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:06:48,023 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:06:48,023 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:06:48,023 INFO L87 Difference]: Start difference. First operand 793 states and 1346 transitions. Second operand 3 states. [2020-12-23 09:06:48,120 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:06:48,120 INFO L93 Difference]: Finished difference Result 2265 states and 3862 transitions. [2020-12-23 09:06:48,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:06:48,121 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 56 [2020-12-23 09:06:48,123 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:06:48,132 INFO L225 Difference]: With dead ends: 2265 [2020-12-23 09:06:48,132 INFO L226 Difference]: Without dead ends: 1503 [2020-12-23 09:06:48,135 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:06:48,137 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1503 states. [2020-12-23 09:06:48,203 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1503 to 1000. [2020-12-23 09:06:48,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1000 states. [2020-12-23 09:06:48,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1000 states to 1000 states and 1728 transitions. [2020-12-23 09:06:48,207 INFO L78 Accepts]: Start accepts. Automaton has 1000 states and 1728 transitions. Word has length 56 [2020-12-23 09:06:48,207 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:06:48,207 INFO L481 AbstractCegarLoop]: Abstraction has 1000 states and 1728 transitions. [2020-12-23 09:06:48,207 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:06:48,207 INFO L276 IsEmpty]: Start isEmpty. Operand 1000 states and 1728 transitions. [2020-12-23 09:06:48,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-12-23 09:06:48,208 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:06:48,209 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] [2020-12-23 09:06:48,209 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-12-23 09:06:48,209 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:06:48,209 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:06:48,209 INFO L82 PathProgramCache]: Analyzing trace with hash 1349767767, now seen corresponding path program 1 times [2020-12-23 09:06:48,210 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:06:48,210 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [78447259] [2020-12-23 09:06:48,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:06:48,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:06:48,350 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 09:06:48,351 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [78447259] [2020-12-23 09:06:48,351 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:06:48,351 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 09:06:48,351 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [878659894] [2020-12-23 09:06:48,352 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 09:06:48,352 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:06:48,352 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 09:06:48,353 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 09:06:48,353 INFO L87 Difference]: Start difference. First operand 1000 states and 1728 transitions. Second operand 5 states. [2020-12-23 09:06:48,704 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:06:48,704 INFO L93 Difference]: Finished difference Result 2930 states and 5090 transitions. [2020-12-23 09:06:48,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-23 09:06:48,705 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 57 [2020-12-23 09:06:48,705 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:06:48,716 INFO L225 Difference]: With dead ends: 2930 [2020-12-23 09:06:48,716 INFO L226 Difference]: Without dead ends: 1961 [2020-12-23 09:06:48,719 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-12-23 09:06:48,723 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1961 states. [2020-12-23 09:06:48,805 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1961 to 1000. [2020-12-23 09:06:48,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1000 states. [2020-12-23 09:06:48,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1000 states to 1000 states and 1726 transitions. [2020-12-23 09:06:48,810 INFO L78 Accepts]: Start accepts. Automaton has 1000 states and 1726 transitions. Word has length 57 [2020-12-23 09:06:48,811 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:06:48,811 INFO L481 AbstractCegarLoop]: Abstraction has 1000 states and 1726 transitions. [2020-12-23 09:06:48,811 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 09:06:48,811 INFO L276 IsEmpty]: Start isEmpty. Operand 1000 states and 1726 transitions. [2020-12-23 09:06:48,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-12-23 09:06:48,812 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:06:48,812 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 09:06:48,813 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-12-23 09:06:48,813 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:06:48,813 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:06:48,813 INFO L82 PathProgramCache]: Analyzing trace with hash -1897665440, now seen corresponding path program 1 times [2020-12-23 09:06:48,813 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:06:48,814 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [856010683] [2020-12-23 09:06:48,814 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:06:48,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:06:48,880 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 09:06:48,880 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [856010683] [2020-12-23 09:06:48,881 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:06:48,881 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 09:06:48,881 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [30971820] [2020-12-23 09:06:48,882 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:06:48,882 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:06:48,882 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:06:48,885 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:06:48,885 INFO L87 Difference]: Start difference. First operand 1000 states and 1726 transitions. Second operand 3 states. [2020-12-23 09:06:49,016 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:06:49,016 INFO L93 Difference]: Finished difference Result 2928 states and 5082 transitions. [2020-12-23 09:06:49,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:06:49,017 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 58 [2020-12-23 09:06:49,017 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:06:49,028 INFO L225 Difference]: With dead ends: 2928 [2020-12-23 09:06:49,028 INFO L226 Difference]: Without dead ends: 1959 [2020-12-23 09:06:49,031 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:06:49,033 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1959 states. [2020-12-23 09:06:49,120 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1959 to 1456. [2020-12-23 09:06:49,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1456 states. [2020-12-23 09:06:49,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1456 states to 1456 states and 2567 transitions. [2020-12-23 09:06:49,127 INFO L78 Accepts]: Start accepts. Automaton has 1456 states and 2567 transitions. Word has length 58 [2020-12-23 09:06:49,127 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:06:49,127 INFO L481 AbstractCegarLoop]: Abstraction has 1456 states and 2567 transitions. [2020-12-23 09:06:49,128 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:06:49,128 INFO L276 IsEmpty]: Start isEmpty. Operand 1456 states and 2567 transitions. [2020-12-23 09:06:49,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-12-23 09:06:49,130 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:06:49,130 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 09:06:49,130 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-12-23 09:06:49,130 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:06:49,131 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:06:49,131 INFO L82 PathProgramCache]: Analyzing trace with hash -663581566, now seen corresponding path program 1 times [2020-12-23 09:06:49,131 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:06:49,131 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [787954626] [2020-12-23 09:06:49,131 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:06:49,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:06:49,230 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 09:06:49,231 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [787954626] [2020-12-23 09:06:49,231 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1340240794] [2020-12-23 09:06:49,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-23 09:06:49,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:06:49,621 INFO L263 TraceCheckSpWp]: Trace formula consists of 887 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-23 09:06:49,631 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 09:06:49,741 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 09:06:49,741 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-23 09:06:49,742 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2020-12-23 09:06:49,742 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [14186542] [2020-12-23 09:06:49,742 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 09:06:49,742 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:06:49,743 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 09:06:49,743 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2020-12-23 09:06:49,743 INFO L87 Difference]: Start difference. First operand 1456 states and 2567 transitions. Second operand 5 states. [2020-12-23 09:06:49,929 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:06:49,929 INFO L93 Difference]: Finished difference Result 2728 states and 4706 transitions. [2020-12-23 09:06:49,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-23 09:06:49,930 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 58 [2020-12-23 09:06:49,930 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:06:49,944 INFO L225 Difference]: With dead ends: 2728 [2020-12-23 09:06:49,944 INFO L226 Difference]: Without dead ends: 2225 [2020-12-23 09:06:49,946 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2020-12-23 09:06:49,951 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2225 states. [2020-12-23 09:06:50,072 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2225 to 1719. [2020-12-23 09:06:50,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1719 states. [2020-12-23 09:06:50,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1719 states to 1719 states and 3046 transitions. [2020-12-23 09:06:50,078 INFO L78 Accepts]: Start accepts. Automaton has 1719 states and 3046 transitions. Word has length 58 [2020-12-23 09:06:50,079 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:06:50,079 INFO L481 AbstractCegarLoop]: Abstraction has 1719 states and 3046 transitions. [2020-12-23 09:06:50,079 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 09:06:50,079 INFO L276 IsEmpty]: Start isEmpty. Operand 1719 states and 3046 transitions. [2020-12-23 09:06:50,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-12-23 09:06:50,082 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:06:50,082 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:06:50,296 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2020-12-23 09:06:50,297 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:06:50,297 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:06:50,297 INFO L82 PathProgramCache]: Analyzing trace with hash 1996221957, now seen corresponding path program 1 times [2020-12-23 09:06:50,297 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:06:50,298 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [499644461] [2020-12-23 09:06:50,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:06:50,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:06:50,363 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 09:06:50,363 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [499644461] [2020-12-23 09:06:50,364 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:06:50,364 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 09:06:50,364 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1449870700] [2020-12-23 09:06:50,364 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:06:50,364 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:06:50,365 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:06:50,365 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:06:50,365 INFO L87 Difference]: Start difference. First operand 1719 states and 3046 transitions. Second operand 3 states. [2020-12-23 09:06:50,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:06:50,588 INFO L93 Difference]: Finished difference Result 4744 states and 8423 transitions. [2020-12-23 09:06:50,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:06:50,589 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 62 [2020-12-23 09:06:50,589 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:06:50,607 INFO L225 Difference]: With dead ends: 4744 [2020-12-23 09:06:50,608 INFO L226 Difference]: Without dead ends: 3126 [2020-12-23 09:06:50,611 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:06:50,616 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3126 states. [2020-12-23 09:06:50,769 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3126 to 2623. [2020-12-23 09:06:50,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2623 states. [2020-12-23 09:06:50,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2623 states to 2623 states and 4707 transitions. [2020-12-23 09:06:50,780 INFO L78 Accepts]: Start accepts. Automaton has 2623 states and 4707 transitions. Word has length 62 [2020-12-23 09:06:50,780 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:06:50,780 INFO L481 AbstractCegarLoop]: Abstraction has 2623 states and 4707 transitions. [2020-12-23 09:06:50,781 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:06:50,781 INFO L276 IsEmpty]: Start isEmpty. Operand 2623 states and 4707 transitions. [2020-12-23 09:06:50,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-12-23 09:06:50,785 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:06:50,785 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:06:50,785 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-12-23 09:06:50,785 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:06:50,785 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:06:50,786 INFO L82 PathProgramCache]: Analyzing trace with hash -1471250299, now seen corresponding path program 1 times [2020-12-23 09:06:50,786 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:06:50,786 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1746154614] [2020-12-23 09:06:50,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:06:50,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:06:50,858 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 09:06:50,858 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1746154614] [2020-12-23 09:06:50,858 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:06:50,858 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 09:06:50,859 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [198322017] [2020-12-23 09:06:50,860 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:06:50,864 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:06:50,865 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:06:50,865 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:06:50,865 INFO L87 Difference]: Start difference. First operand 2623 states and 4707 transitions. Second operand 3 states. [2020-12-23 09:06:51,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:06:51,170 INFO L93 Difference]: Finished difference Result 7192 states and 12925 transitions. [2020-12-23 09:06:51,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:06:51,171 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 63 [2020-12-23 09:06:51,171 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:06:51,218 INFO L225 Difference]: With dead ends: 7192 [2020-12-23 09:06:51,219 INFO L226 Difference]: Without dead ends: 4704 [2020-12-23 09:06:51,224 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:06:51,230 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4704 states. [2020-12-23 09:06:51,462 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4704 to 4201. [2020-12-23 09:06:51,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4201 states. [2020-12-23 09:06:51,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4201 states to 4201 states and 7604 transitions. [2020-12-23 09:06:51,479 INFO L78 Accepts]: Start accepts. Automaton has 4201 states and 7604 transitions. Word has length 63 [2020-12-23 09:06:51,480 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:06:51,480 INFO L481 AbstractCegarLoop]: Abstraction has 4201 states and 7604 transitions. [2020-12-23 09:06:51,480 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:06:51,480 INFO L276 IsEmpty]: Start isEmpty. Operand 4201 states and 7604 transitions. [2020-12-23 09:06:51,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-12-23 09:06:51,484 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:06:51,484 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:06:51,484 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-12-23 09:06:51,484 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:06:51,485 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:06:51,485 INFO L82 PathProgramCache]: Analyzing trace with hash -1900252812, now seen corresponding path program 1 times [2020-12-23 09:06:51,485 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:06:51,485 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1072206073] [2020-12-23 09:06:51,485 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:06:51,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:06:51,555 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 09:06:51,555 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1072206073] [2020-12-23 09:06:51,555 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:06:51,556 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 09:06:51,556 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2002539417] [2020-12-23 09:06:51,556 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:06:51,556 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:06:51,557 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:06:51,557 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:06:51,557 INFO L87 Difference]: Start difference. First operand 4201 states and 7604 transitions. Second operand 3 states. [2020-12-23 09:06:51,999 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:06:52,000 INFO L93 Difference]: Finished difference Result 11642 states and 21099 transitions. [2020-12-23 09:06:52,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:06:52,000 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 64 [2020-12-23 09:06:52,000 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:06:52,025 INFO L225 Difference]: With dead ends: 11642 [2020-12-23 09:06:52,025 INFO L226 Difference]: Without dead ends: 7610 [2020-12-23 09:06:52,034 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:06:52,046 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7610 states. [2020-12-23 09:06:52,471 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7610 to 7107. [2020-12-23 09:06:52,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7107 states. [2020-12-23 09:06:52,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7107 states to 7107 states and 12933 transitions. [2020-12-23 09:06:52,494 INFO L78 Accepts]: Start accepts. Automaton has 7107 states and 12933 transitions. Word has length 64 [2020-12-23 09:06:52,495 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:06:52,495 INFO L481 AbstractCegarLoop]: Abstraction has 7107 states and 12933 transitions. [2020-12-23 09:06:52,495 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:06:52,495 INFO L276 IsEmpty]: Start isEmpty. Operand 7107 states and 12933 transitions. [2020-12-23 09:06:52,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-12-23 09:06:52,500 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:06:52,501 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:06:52,501 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-12-23 09:06:52,501 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:06:52,502 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:06:52,502 INFO L82 PathProgramCache]: Analyzing trace with hash 2113229076, now seen corresponding path program 1 times [2020-12-23 09:06:52,502 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:06:52,502 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [970719862] [2020-12-23 09:06:52,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:06:52,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:06:52,573 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 09:06:52,573 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [970719862] [2020-12-23 09:06:52,574 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:06:52,574 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 09:06:52,574 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [916048957] [2020-12-23 09:06:52,574 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:06:52,575 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:06:52,575 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:06:52,575 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:06:52,575 INFO L87 Difference]: Start difference. First operand 7107 states and 12933 transitions. Second operand 3 states. [2020-12-23 09:06:53,224 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:06:53,225 INFO L93 Difference]: Finished difference Result 20686 states and 37697 transitions. [2020-12-23 09:06:53,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:06:53,225 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 65 [2020-12-23 09:06:53,226 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:06:53,264 INFO L225 Difference]: With dead ends: 20686 [2020-12-23 09:06:53,264 INFO L226 Difference]: Without dead ends: 13756 [2020-12-23 09:06:53,275 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:06:53,292 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13756 states. [2020-12-23 09:06:53,916 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13756 to 13253. [2020-12-23 09:06:53,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13253 states. [2020-12-23 09:06:53,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13253 states to 13253 states and 24198 transitions. [2020-12-23 09:06:53,967 INFO L78 Accepts]: Start accepts. Automaton has 13253 states and 24198 transitions. Word has length 65 [2020-12-23 09:06:53,967 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:06:53,967 INFO L481 AbstractCegarLoop]: Abstraction has 13253 states and 24198 transitions. [2020-12-23 09:06:53,967 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:06:53,967 INFO L276 IsEmpty]: Start isEmpty. Operand 13253 states and 24198 transitions. [2020-12-23 09:06:53,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2020-12-23 09:06:53,975 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:06:53,975 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] [2020-12-23 09:06:53,975 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-12-23 09:06:53,975 INFO L429 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:06:53,976 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:06:53,976 INFO L82 PathProgramCache]: Analyzing trace with hash 734470373, now seen corresponding path program 1 times [2020-12-23 09:06:53,976 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:06:53,976 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [212099896] [2020-12-23 09:06:53,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:06:54,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:06:54,045 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 09:06:54,045 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [212099896] [2020-12-23 09:06:54,045 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:06:54,045 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 09:06:54,046 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1692996906] [2020-12-23 09:06:54,046 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:06:54,046 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:06:54,047 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:06:54,047 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:06:54,047 INFO L87 Difference]: Start difference. First operand 13253 states and 24198 transitions. Second operand 3 states. [2020-12-23 09:06:55,390 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:06:55,390 INFO L93 Difference]: Finished difference Result 38954 states and 71191 transitions. [2020-12-23 09:06:55,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:06:55,391 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 66 [2020-12-23 09:06:55,391 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:06:55,474 INFO L225 Difference]: With dead ends: 38954 [2020-12-23 09:06:55,474 INFO L226 Difference]: Without dead ends: 25886 [2020-12-23 09:06:55,499 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:06:55,532 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25886 states. [2020-12-23 09:06:56,833 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25886 to 25383. [2020-12-23 09:06:56,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25383 states. [2020-12-23 09:06:56,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25383 states to 25383 states and 46407 transitions. [2020-12-23 09:06:56,917 INFO L78 Accepts]: Start accepts. Automaton has 25383 states and 46407 transitions. Word has length 66 [2020-12-23 09:06:56,917 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:06:56,917 INFO L481 AbstractCegarLoop]: Abstraction has 25383 states and 46407 transitions. [2020-12-23 09:06:56,918 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:06:56,918 INFO L276 IsEmpty]: Start isEmpty. Operand 25383 states and 46407 transitions. [2020-12-23 09:06:56,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-12-23 09:06:56,925 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:06:56,925 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] [2020-12-23 09:06:56,926 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-12-23 09:06:56,926 INFO L429 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:06:56,926 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:06:56,927 INFO L82 PathProgramCache]: Analyzing trace with hash 2103469605, now seen corresponding path program 1 times [2020-12-23 09:06:56,927 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:06:56,927 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1339199331] [2020-12-23 09:06:56,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:06:56,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:06:56,994 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 09:06:56,995 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1339199331] [2020-12-23 09:06:56,995 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:06:56,995 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 09:06:56,995 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [365938531] [2020-12-23 09:06:56,996 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:06:56,996 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:06:56,996 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:06:56,997 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:06:56,997 INFO L87 Difference]: Start difference. First operand 25383 states and 46407 transitions. Second operand 3 states. [2020-12-23 09:06:58,611 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:06:58,612 INFO L93 Difference]: Finished difference Result 69983 states and 127554 transitions. [2020-12-23 09:06:58,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:06:58,612 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 67 [2020-12-23 09:06:58,613 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:06:58,735 INFO L225 Difference]: With dead ends: 69983 [2020-12-23 09:06:58,735 INFO L226 Difference]: Without dead ends: 44832 [2020-12-23 09:06:58,778 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:06:58,831 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44832 states. [2020-12-23 09:07:00,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44832 to 44329. [2020-12-23 09:07:00,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44329 states. [2020-12-23 09:07:00,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44329 states to 44329 states and 80584 transitions. [2020-12-23 09:07:00,915 INFO L78 Accepts]: Start accepts. Automaton has 44329 states and 80584 transitions. Word has length 67 [2020-12-23 09:07:00,915 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:07:00,915 INFO L481 AbstractCegarLoop]: Abstraction has 44329 states and 80584 transitions. [2020-12-23 09:07:00,915 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:07:00,915 INFO L276 IsEmpty]: Start isEmpty. Operand 44329 states and 80584 transitions. [2020-12-23 09:07:00,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2020-12-23 09:07:00,923 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:07:00,923 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] [2020-12-23 09:07:00,923 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-12-23 09:07:00,923 INFO L429 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:07:00,924 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:07:00,924 INFO L82 PathProgramCache]: Analyzing trace with hash -1429557538, now seen corresponding path program 1 times [2020-12-23 09:07:00,924 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:07:00,924 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1220896802] [2020-12-23 09:07:00,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:07:00,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:07:01,012 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 09:07:01,013 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1220896802] [2020-12-23 09:07:01,013 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:07:01,013 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 09:07:01,013 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1109130645] [2020-12-23 09:07:01,015 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 09:07:01,017 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:07:01,017 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 09:07:01,018 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 09:07:01,018 INFO L87 Difference]: Start difference. First operand 44329 states and 80584 transitions. Second operand 5 states. [2020-12-23 09:07:04,189 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:07:04,189 INFO L93 Difference]: Finished difference Result 130596 states and 237387 transitions. [2020-12-23 09:07:04,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-12-23 09:07:04,191 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 68 [2020-12-23 09:07:04,192 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:07:04,420 INFO L225 Difference]: With dead ends: 130596 [2020-12-23 09:07:04,420 INFO L226 Difference]: Without dead ends: 86567 [2020-12-23 09:07:04,472 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 09:07:04,572 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86567 states. [2020-12-23 09:07:06,859 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86567 to 44329. [2020-12-23 09:07:06,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44329 states. [2020-12-23 09:07:06,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44329 states to 44329 states and 80326 transitions. [2020-12-23 09:07:06,929 INFO L78 Accepts]: Start accepts. Automaton has 44329 states and 80326 transitions. Word has length 68 [2020-12-23 09:07:06,929 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:07:06,929 INFO L481 AbstractCegarLoop]: Abstraction has 44329 states and 80326 transitions. [2020-12-23 09:07:06,929 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 09:07:06,929 INFO L276 IsEmpty]: Start isEmpty. Operand 44329 states and 80326 transitions. [2020-12-23 09:07:06,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2020-12-23 09:07:06,936 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:07:06,936 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:07:06,937 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-12-23 09:07:06,937 INFO L429 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:07:06,937 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:07:06,937 INFO L82 PathProgramCache]: Analyzing trace with hash -195473664, now seen corresponding path program 2 times [2020-12-23 09:07:06,938 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:07:06,938 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1146410496] [2020-12-23 09:07:06,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:07:06,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:07:06,999 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 09:07:06,999 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1146410496] [2020-12-23 09:07:06,999 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:07:06,999 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 09:07:07,000 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1723639805] [2020-12-23 09:07:07,000 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:07:07,000 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:07:07,001 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:07:07,001 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:07:07,001 INFO L87 Difference]: Start difference. First operand 44329 states and 80326 transitions. Second operand 3 states. [2020-12-23 09:07:08,874 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:07:08,875 INFO L93 Difference]: Finished difference Result 88855 states and 160956 transitions. [2020-12-23 09:07:08,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:07:08,875 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 68 [2020-12-23 09:07:08,875 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:07:08,951 INFO L225 Difference]: With dead ends: 88855 [2020-12-23 09:07:08,951 INFO L226 Difference]: Without dead ends: 44832 [2020-12-23 09:07:08,993 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:07:09,050 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44832 states. [2020-12-23 09:07:10,848 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44832 to 44329. [2020-12-23 09:07:10,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44329 states. [2020-12-23 09:07:10,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44329 states to 44329 states and 80198 transitions. [2020-12-23 09:07:10,920 INFO L78 Accepts]: Start accepts. Automaton has 44329 states and 80198 transitions. Word has length 68 [2020-12-23 09:07:10,920 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:07:10,920 INFO L481 AbstractCegarLoop]: Abstraction has 44329 states and 80198 transitions. [2020-12-23 09:07:10,920 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:07:10,920 INFO L276 IsEmpty]: Start isEmpty. Operand 44329 states and 80198 transitions. [2020-12-23 09:07:10,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2020-12-23 09:07:10,926 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:07:10,926 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] [2020-12-23 09:07:10,926 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2020-12-23 09:07:10,926 INFO L429 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:07:10,927 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:07:10,927 INFO L82 PathProgramCache]: Analyzing trace with hash 1098388275, now seen corresponding path program 1 times [2020-12-23 09:07:10,927 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:07:10,927 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [203461762] [2020-12-23 09:07:10,928 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:07:10,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:07:10,995 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 09:07:10,995 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [203461762] [2020-12-23 09:07:10,996 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:07:10,996 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 09:07:10,996 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1261726981] [2020-12-23 09:07:10,996 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:07:10,997 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:07:10,997 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:07:10,997 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:07:10,998 INFO L87 Difference]: Start difference. First operand 44329 states and 80198 transitions. Second operand 3 states. [2020-12-23 09:07:13,935 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:07:13,935 INFO L93 Difference]: Finished difference Result 124481 states and 225030 transitions. [2020-12-23 09:07:13,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:07:13,936 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 68 [2020-12-23 09:07:13,936 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:07:14,083 INFO L225 Difference]: With dead ends: 124481 [2020-12-23 09:07:14,083 INFO L226 Difference]: Without dead ends: 80418 [2020-12-23 09:07:14,124 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 09:07:14,183 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80418 states. [2020-12-23 09:07:17,610 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80418 to 79915. [2020-12-23 09:07:17,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 79915 states. [2020-12-23 09:07:17,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79915 states to 79915 states and 144199 transitions. [2020-12-23 09:07:17,754 INFO L78 Accepts]: Start accepts. Automaton has 79915 states and 144199 transitions. Word has length 68 [2020-12-23 09:07:17,754 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:07:17,755 INFO L481 AbstractCegarLoop]: Abstraction has 79915 states and 144199 transitions. [2020-12-23 09:07:17,755 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:07:17,755 INFO L276 IsEmpty]: Start isEmpty. Operand 79915 states and 144199 transitions. [2020-12-23 09:07:17,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2020-12-23 09:07:17,761 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:07:17,762 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] [2020-12-23 09:07:17,762 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2020-12-23 09:07:17,762 INFO L429 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:07:17,762 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:07:17,762 INFO L82 PathProgramCache]: Analyzing trace with hash -892300294, now seen corresponding path program 1 times [2020-12-23 09:07:17,763 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:07:17,763 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1290625083] [2020-12-23 09:07:17,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:07:17,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:07:17,855 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-23 09:07:17,855 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1290625083] [2020-12-23 09:07:17,855 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1018842470] [2020-12-23 09:07:17,855 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 09:07:18,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:07:18,229 INFO L263 TraceCheckSpWp]: Trace formula consists of 922 conjuncts, 4 conjunts are in the unsatisfiable core [2020-12-23 09:07:18,234 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 09:07:18,322 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 09:07:18,322 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-23 09:07:18,323 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2020-12-23 09:07:18,323 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [244336187] [2020-12-23 09:07:18,323 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-12-23 09:07:18,323 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:07:18,324 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-12-23 09:07:18,324 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-12-23 09:07:18,324 INFO L87 Difference]: Start difference. First operand 79915 states and 144199 transitions. Second operand 8 states. [2020-12-23 09:07:22,119 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:07:22,119 INFO L93 Difference]: Finished difference Result 84869 states and 152752 transitions. [2020-12-23 09:07:22,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-12-23 09:07:22,119 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 69 [2020-12-23 09:07:22,120 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:07:22,120 INFO L225 Difference]: With dead ends: 84869 [2020-12-23 09:07:22,120 INFO L226 Difference]: Without dead ends: 0 [2020-12-23 09:07:22,149 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 52 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=89, Invalid=253, Unknown=0, NotChecked=0, Total=342 [2020-12-23 09:07:22,150 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-12-23 09:07:22,150 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-12-23 09:07:22,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-12-23 09:07:22,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-12-23 09:07:22,150 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 69 [2020-12-23 09:07:22,151 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:07:22,151 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-12-23 09:07:22,151 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-12-23 09:07:22,151 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-12-23 09:07:22,151 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-23 09:07:22,351 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-23 09:07:22,355 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-12-23 09:07:22,572 WARN L197 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 85 [2020-12-23 09:07:22,728 WARN L197 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 90 [2020-12-23 09:07:22,859 WARN L197 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 90 [2020-12-23 09:07:27,899 WARN L197 SmtUtils]: Spent 5.03 s on a formula simplification. DAG size of input: 651 DAG size of output: 643 [2020-12-23 09:07:42,073 WARN L197 SmtUtils]: Spent 13.85 s on a formula simplification. DAG size of input: 1231 DAG size of output: 1219 [2020-12-23 09:07:45,324 WARN L197 SmtUtils]: Spent 3.17 s on a formula simplification. DAG size of input: 1099 DAG size of output: 1089 [2020-12-23 09:07:59,107 WARN L197 SmtUtils]: Spent 13.77 s on a formula simplification. DAG size of input: 1228 DAG size of output: 1218 [2020-12-23 09:08:02,673 WARN L197 SmtUtils]: Spent 3.46 s on a formula simplification. DAG size of input: 648 DAG size of output: 639 [2020-12-23 09:08:06,131 WARN L197 SmtUtils]: Spent 3.45 s on a formula simplification. DAG size of input: 648 DAG size of output: 639 [2020-12-23 09:08:07,509 WARN L197 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 331 DAG size of output: 323 [2020-12-23 09:08:08,949 WARN L197 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 331 DAG size of output: 323 [2020-12-23 09:08:12,674 WARN L197 SmtUtils]: Spent 3.62 s on a formula simplification. DAG size of input: 651 DAG size of output: 643 [2020-12-23 09:08:16,248 WARN L197 SmtUtils]: Spent 3.57 s on a formula simplification. DAG size of input: 651 DAG size of output: 643 [2020-12-23 09:08:19,832 WARN L197 SmtUtils]: Spent 3.42 s on a formula simplification. DAG size of input: 648 DAG size of output: 639 [2020-12-23 09:08:23,197 WARN L197 SmtUtils]: Spent 3.21 s on a formula simplification. DAG size of input: 1099 DAG size of output: 1089 [2020-12-23 09:08:36,620 WARN L197 SmtUtils]: Spent 13.37 s on a formula simplification. DAG size of input: 1228 DAG size of output: 1218 [2020-12-23 09:08:50,117 WARN L197 SmtUtils]: Spent 13.44 s on a formula simplification. DAG size of input: 1228 DAG size of output: 1218 [2020-12-23 09:08:54,120 WARN L197 SmtUtils]: Spent 3.70 s on a formula simplification. DAG size of input: 648 DAG size of output: 639 [2020-12-23 09:08:57,936 WARN L197 SmtUtils]: Spent 3.72 s on a formula simplification. DAG size of input: 651 DAG size of output: 643 [2020-12-23 09:09:01,652 WARN L197 SmtUtils]: Spent 3.66 s on a formula simplification. DAG size of input: 651 DAG size of output: 643 [2020-12-23 09:09:16,081 WARN L197 SmtUtils]: Spent 13.76 s on a formula simplification. DAG size of input: 1228 DAG size of output: 1218 [2020-12-23 09:09:19,707 WARN L197 SmtUtils]: Spent 3.57 s on a formula simplification. DAG size of input: 651 DAG size of output: 643 [2020-12-23 09:09:33,450 WARN L197 SmtUtils]: Spent 13.46 s on a formula simplification. DAG size of input: 1228 DAG size of output: 1218 [2020-12-23 09:09:47,015 WARN L197 SmtUtils]: Spent 13.42 s on a formula simplification. DAG size of input: 1228 DAG size of output: 1218 [2020-12-23 09:09:50,070 WARN L197 SmtUtils]: Spent 3.05 s on a formula simplification. DAG size of input: 1099 DAG size of output: 1089 [2020-12-23 09:10:03,539 WARN L197 SmtUtils]: Spent 13.42 s on a formula simplification. DAG size of input: 1228 DAG size of output: 1218 [2020-12-23 09:10:07,543 WARN L197 SmtUtils]: Spent 3.67 s on a formula simplification. DAG size of input: 651 DAG size of output: 643 [2020-12-23 09:10:11,195 WARN L197 SmtUtils]: Spent 3.60 s on a formula simplification. DAG size of input: 651 DAG size of output: 643 [2020-12-23 09:10:24,755 WARN L197 SmtUtils]: Spent 13.27 s on a formula simplification. DAG size of input: 1228 DAG size of output: 1218 [2020-12-23 09:10:28,342 WARN L197 SmtUtils]: Spent 3.58 s on a formula simplification. DAG size of input: 648 DAG size of output: 639 [2020-12-23 09:10:31,990 WARN L197 SmtUtils]: Spent 3.04 s on a formula simplification. DAG size of input: 1099 DAG size of output: 1089 [2020-12-23 09:10:45,744 WARN L197 SmtUtils]: Spent 13.75 s on a formula simplification. DAG size of input: 1228 DAG size of output: 1218 [2020-12-23 09:10:49,437 WARN L197 SmtUtils]: Spent 3.69 s on a formula simplification. DAG size of input: 651 DAG size of output: 643 [2020-12-23 09:10:53,477 WARN L197 SmtUtils]: Spent 3.75 s on a formula simplification. DAG size of input: 651 DAG size of output: 643