/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc config/AutomizerReach.xml -s config/svcomp-Reach-64bit-Automizer_Default.epf -i ../sv-benchmarks/c/product-lines/email_spec9_product32.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-bitabs-dcfa08f [2020-12-23 09:14:23,043 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-23 09:14:23,052 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-23 09:14:23,112 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-23 09:14:23,113 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-23 09:14:23,117 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-23 09:14:23,121 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-23 09:14:23,126 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-23 09:14:23,130 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-23 09:14:23,137 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-23 09:14:23,141 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-23 09:14:23,143 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-23 09:14:23,143 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-23 09:14:23,147 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-23 09:14:23,150 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-23 09:14:23,153 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-23 09:14:23,154 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-23 09:14:23,158 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-23 09:14:23,165 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-23 09:14:23,173 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-23 09:14:23,176 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-23 09:14:23,178 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-23 09:14:23,180 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-23 09:14:23,183 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-23 09:14:23,206 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-23 09:14:23,206 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-23 09:14:23,207 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-23 09:14:23,209 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-23 09:14:23,210 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-23 09:14:23,211 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-23 09:14:23,211 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-23 09:14:23,212 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-23 09:14:23,214 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-23 09:14:23,215 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-23 09:14:23,216 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-23 09:14:23,217 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-23 09:14:23,218 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-23 09:14:23,225 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-23 09:14:23,225 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-23 09:14:23,226 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-23 09:14:23,227 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-23 09:14:23,228 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 09:14:23,275 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-23 09:14:23,275 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-23 09:14:23,279 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-23 09:14:23,279 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-23 09:14:23,279 INFO L138 SettingsManager]: * Use SBE=true [2020-12-23 09:14:23,280 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-23 09:14:23,280 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-23 09:14:23,280 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-23 09:14:23,280 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-23 09:14:23,280 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-23 09:14:23,281 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-23 09:14:23,282 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-23 09:14:23,282 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-23 09:14:23,282 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-23 09:14:23,282 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-23 09:14:23,283 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-23 09:14:23,283 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-23 09:14:23,283 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-23 09:14:23,283 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-23 09:14:23,283 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-23 09:14:23,284 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-23 09:14:23,284 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-23 09:14:23,284 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-23 09:14:23,284 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-23 09:14:23,284 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-23 09:14:23,284 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-23 09:14:23,781 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-23 09:14:23,828 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-23 09:14:23,831 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-23 09:14:23,832 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-23 09:14:23,833 INFO L275 PluginConnector]: CDTParser initialized [2020-12-23 09:14:23,834 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/email_spec9_product32.cil.c [2020-12-23 09:14:23,922 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/87036603d/258af150bbae403a87dcb7a17be3e700/FLAG8c96deb66 [2020-12-23 09:14:24,792 INFO L306 CDTParser]: Found 1 translation units. [2020-12-23 09:14:24,793 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec9_product32.cil.c [2020-12-23 09:14:24,829 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/87036603d/258af150bbae403a87dcb7a17be3e700/FLAG8c96deb66 [2020-12-23 09:14:24,877 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/87036603d/258af150bbae403a87dcb7a17be3e700 [2020-12-23 09:14:24,881 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-23 09:14:24,883 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-23 09:14:24,885 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-23 09:14:24,885 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-23 09:14:24,890 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-23 09:14:24,891 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.12 09:14:24" (1/1) ... [2020-12-23 09:14:24,892 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75abc37b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:14:24, skipping insertion in model container [2020-12-23 09:14:24,892 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.12 09:14:24" (1/1) ... [2020-12-23 09:14:24,906 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-23 09:14:24,968 INFO L178 MainTranslator]: Built tables and reachable declarations left hand side expression in assignment: lhs: VariableLHS[~tmp~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~2,] left hand side expression in assignment: lhs: VariableLHS[~msg~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~3,] 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___2~1,] left hand side expression in assignment: lhs: VariableLHS[~op8~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~1,] left hand side expression in assignment: lhs: VariableLHS[~op9~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~3,] left hand side expression in assignment: lhs: VariableLHS[~op10~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~5,] left hand side expression in assignment: lhs: VariableLHS[~op11~0,] left hand side expression in assignment: lhs: VariableLHS[~__utac__ad__arg1~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~6,] left hand side expression in assignment: lhs: VariableLHS[~tmp~7,] left hand side expression in assignment: lhs: VariableLHS[~tmp~8,] left hand side expression in assignment: lhs: VariableLHS[~receiver~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~4,] left hand side expression in assignment: lhs: VariableLHS[~pubkey~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~9,] left hand side expression in assignment: lhs: VariableLHS[~size~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~5,] left hand side expression in assignment: lhs: VariableLHS[~receiver~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~2,] left hand side expression in assignment: lhs: VariableLHS[~second~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~10,] left hand side expression in assignment: lhs: VariableLHS[~__utac__ad__arg1~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~11,] left hand side expression in assignment: lhs: VariableLHS[~privkey~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~6,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp~12,] left hand side expression in assignment: lhs: VariableLHS[~client~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp~13,] 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~5,] 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[~__cil_tmp4~2,] 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[~tmp~14,] left hand side expression in assignment: lhs: VariableLHS[~sender~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~15,] left hand side expression in assignment: lhs: VariableLHS[~privkey~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~16,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~7,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~4,] left hand side expression in assignment: lhs: VariableLHS[~pubkey~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~1,] left hand side expression in assignment: lhs: VariableLHS[~__ste_Email_counter~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~10,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_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~11,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_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~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_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~13,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~13,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~13,] 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~14,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~2,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] 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~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_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~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_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~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_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~18,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~__ste_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~19,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~19,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~19,] left hand side expression in assignment: lhs: VariableLHS[~__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[~__cil_tmp4~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_counter~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~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[~__cil_tmp3~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] 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~23,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~23,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~23,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~23,] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_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~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~__ste_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~17,] left hand side expression in assignment: lhs: VariableLHS[~size~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~2,] 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[~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_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~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~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_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~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_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~30,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~30,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~30,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~30,] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_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~31,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~31,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~31,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~31,] left hand side expression in assignment: lhs: VariableLHS[~__ste_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~18,] left hand side expression in assignment: lhs: VariableLHS[~size~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~__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~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~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[~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[~retValue_acc~35,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~35,] 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~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_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~37,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~37,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~37,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~37,] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_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[~retValue_acc~38,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~39,] [2020-12-23 09:14:25,655 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec9_product32.cil.c[50843,50856] left hand side expression in assignment: lhs: VariableLHS[~in_encrypted~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp2~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp~19,] left hand side expression in assignment: lhs: VariableLHS[~excep~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~20,] left hand side expression in assignment: lhs: VariableLHS[~cf~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_15~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_15~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~1,] left hand side expression in assignment: lhs: VariableLHS[~mem_16~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_16~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp12~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_17~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_18~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_17~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp13~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp14~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_19~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_19~0,] left hand side expression in assignment: lhs: VariableLHS[~excep~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~1,] left hand side expression in assignment: lhs: VariableLHS[~mem_15~1,] left hand side expression in assignment: lhs: VariableLHS[~cf~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~21,] 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_tmp5~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~2,] left hand side expression in assignment: lhs: VariableLHS[~mem_16~2,] left hand side expression in assignment: lhs: VariableLHS[~cf~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~3,] left hand side expression in assignment: lhs: VariableLHS[~mem_17~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp12~2,] left hand side expression in assignment: lhs: VariableLHS[~mem_18~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp13~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp14~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp15~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_19~1,] left hand side expression in assignment: lhs: VariableLHS[~cf~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~22,] 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~40,] 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~40,] left hand side expression in assignment: lhs: VariableLHS[~mem_24~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~40,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~40,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~6,] left hand side expression in assignment: lhs: VariableLHS[~mem_12~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~4,] left hand side expression in assignment: lhs: VariableLHS[~mem_13~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~41,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~7,] left hand side expression in assignment: lhs: VariableLHS[~mem_12~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~5,] left hand side expression in assignment: lhs: VariableLHS[~mem_13~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~42,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp~23,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~8,] left hand side expression in assignment: lhs: VariableLHS[~bob~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp1~0,] left hand side expression in assignment: lhs: VariableLHS[~rjh~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp2~1,] left hand side expression in assignment: lhs: VariableLHS[~chuck~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp~24,] left hand side expression in assignment: lhs: VariableLHS[~tmp~25,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~6,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~9,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~6,] [2020-12-23 09:14:25,809 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-23 09:14:25,828 INFO L203 MainTranslator]: Completed pre-run left hand side expression in assignment: lhs: VariableLHS[~tmp~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~2,] left hand side expression in assignment: lhs: VariableLHS[~msg~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~3,] 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___2~1,] left hand side expression in assignment: lhs: VariableLHS[~op8~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~1,] left hand side expression in assignment: lhs: VariableLHS[~op9~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~3,] left hand side expression in assignment: lhs: VariableLHS[~op10~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~5,] left hand side expression in assignment: lhs: VariableLHS[~op11~0,] left hand side expression in assignment: lhs: VariableLHS[~__utac__ad__arg1~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~6,] left hand side expression in assignment: lhs: VariableLHS[~tmp~7,] left hand side expression in assignment: lhs: VariableLHS[~tmp~8,] left hand side expression in assignment: lhs: VariableLHS[~receiver~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~4,] left hand side expression in assignment: lhs: VariableLHS[~pubkey~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~9,] left hand side expression in assignment: lhs: VariableLHS[~size~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~5,] left hand side expression in assignment: lhs: VariableLHS[~receiver~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~2,] left hand side expression in assignment: lhs: VariableLHS[~second~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~10,] left hand side expression in assignment: lhs: VariableLHS[~__utac__ad__arg1~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~11,] left hand side expression in assignment: lhs: VariableLHS[~privkey~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~6,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp~12,] left hand side expression in assignment: lhs: VariableLHS[~client~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp~13,] 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~5,] 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[~__cil_tmp4~2,] 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[~tmp~14,] left hand side expression in assignment: lhs: VariableLHS[~sender~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~15,] left hand side expression in assignment: lhs: VariableLHS[~privkey~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~16,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~7,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~4,] left hand side expression in assignment: lhs: VariableLHS[~pubkey~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~1,] left hand side expression in assignment: lhs: VariableLHS[~__ste_Email_counter~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~10,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_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~11,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_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~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_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~13,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~13,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~13,] 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~14,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~2,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] 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~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_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~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_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~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_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~18,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~__ste_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~19,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~19,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~19,] left hand side expression in assignment: lhs: VariableLHS[~__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[~__cil_tmp4~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_counter~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~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[~__cil_tmp3~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] 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~23,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~23,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~23,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~23,] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_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~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~__ste_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~17,] left hand side expression in assignment: lhs: VariableLHS[~size~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~2,] 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[~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_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~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~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_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~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_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~30,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~30,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~30,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~30,] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_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~31,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~31,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~31,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~31,] left hand side expression in assignment: lhs: VariableLHS[~__ste_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~18,] left hand side expression in assignment: lhs: VariableLHS[~size~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~__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~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~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[~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[~retValue_acc~35,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~35,] 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~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_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~37,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~37,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~37,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~37,] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_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[~retValue_acc~38,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~39,] [2020-12-23 09:14:25,966 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec9_product32.cil.c[50843,50856] left hand side expression in assignment: lhs: VariableLHS[~in_encrypted~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp2~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp~19,] left hand side expression in assignment: lhs: VariableLHS[~excep~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~20,] left hand side expression in assignment: lhs: VariableLHS[~cf~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_15~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_15~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~1,] left hand side expression in assignment: lhs: VariableLHS[~mem_16~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_16~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp12~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_17~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_18~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_17~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp13~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp14~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_19~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_19~0,] left hand side expression in assignment: lhs: VariableLHS[~excep~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~1,] left hand side expression in assignment: lhs: VariableLHS[~mem_15~1,] left hand side expression in assignment: lhs: VariableLHS[~cf~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~21,] 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_tmp5~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~2,] left hand side expression in assignment: lhs: VariableLHS[~mem_16~2,] left hand side expression in assignment: lhs: VariableLHS[~cf~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~3,] left hand side expression in assignment: lhs: VariableLHS[~mem_17~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp12~2,] left hand side expression in assignment: lhs: VariableLHS[~mem_18~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp13~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp14~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp15~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_19~1,] left hand side expression in assignment: lhs: VariableLHS[~cf~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~22,] 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~40,] 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~40,] left hand side expression in assignment: lhs: VariableLHS[~mem_24~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~40,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~40,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~6,] left hand side expression in assignment: lhs: VariableLHS[~mem_12~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~4,] left hand side expression in assignment: lhs: VariableLHS[~mem_13~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~41,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~7,] left hand side expression in assignment: lhs: VariableLHS[~mem_12~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~5,] left hand side expression in assignment: lhs: VariableLHS[~mem_13~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~42,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp~23,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~8,] left hand side expression in assignment: lhs: VariableLHS[~bob~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp1~0,] left hand side expression in assignment: lhs: VariableLHS[~rjh~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp2~1,] left hand side expression in assignment: lhs: VariableLHS[~chuck~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp~24,] left hand side expression in assignment: lhs: VariableLHS[~tmp~25,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~6,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~9,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~6,] [2020-12-23 09:14:26,009 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-23 09:14:26,141 INFO L208 MainTranslator]: Completed translation [2020-12-23 09:14:26,141 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:14:26 WrapperNode [2020-12-23 09:14:26,142 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-23 09:14:26,144 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-23 09:14:26,145 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-23 09:14:26,145 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-23 09:14:26,154 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:14:26" (1/1) ... [2020-12-23 09:14:26,218 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:14:26" (1/1) ... [2020-12-23 09:14:26,397 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-23 09:14:26,398 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-23 09:14:26,398 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-23 09:14:26,398 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-23 09:14:26,410 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:14:26" (1/1) ... [2020-12-23 09:14:26,411 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:14:26" (1/1) ... [2020-12-23 09:14:26,435 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:14:26" (1/1) ... [2020-12-23 09:14:26,436 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:14:26" (1/1) ... [2020-12-23 09:14:26,520 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:14:26" (1/1) ... [2020-12-23 09:14:26,559 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:14:26" (1/1) ... [2020-12-23 09:14:26,583 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:14:26" (1/1) ... [2020-12-23 09:14:26,617 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-23 09:14:26,618 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-23 09:14:26,622 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-23 09:14:26,622 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-23 09:14:26,623 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:14:26" (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 09:14:26,718 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-12-23 09:14:26,720 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-23 09:14:26,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-23 09:14:26,720 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-23 09:14:26,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-23 09:14:30,553 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-23 09:14:30,554 INFO L299 CfgBuilder]: Removed 693 assume(true) statements. [2020-12-23 09:14:30,557 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 09:14:30 BoogieIcfgContainer [2020-12-23 09:14:30,558 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-23 09:14:30,560 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-23 09:14:30,560 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-23 09:14:30,563 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-23 09:14:30,563 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.12 09:14:24" (1/3) ... [2020-12-23 09:14:30,564 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4931e9b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.12 09:14:30, skipping insertion in model container [2020-12-23 09:14:30,564 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:14:26" (2/3) ... [2020-12-23 09:14:30,565 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4931e9b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.12 09:14:30, skipping insertion in model container [2020-12-23 09:14:30,565 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 09:14:30" (3/3) ... [2020-12-23 09:14:30,567 INFO L111 eAbstractionObserver]: Analyzing ICFG email_spec9_product32.cil.c [2020-12-23 09:14:30,573 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-23 09:14:30,579 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 6 error locations. [2020-12-23 09:14:30,598 INFO L253 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2020-12-23 09:14:30,630 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-23 09:14:30,631 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-23 09:14:30,631 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-23 09:14:30,631 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-23 09:14:30,631 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-23 09:14:30,631 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-23 09:14:30,631 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-23 09:14:30,632 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-23 09:14:30,666 INFO L276 IsEmpty]: Start isEmpty. Operand 1080 states. [2020-12-23 09:14:30,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-12-23 09:14:30,681 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:14:30,682 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 09:14:30,683 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 09:14:30,689 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:14:30,689 INFO L82 PathProgramCache]: Analyzing trace with hash -710705232, now seen corresponding path program 1 times [2020-12-23 09:14:30,699 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:14:30,699 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1767019706] [2020-12-23 09:14:30,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:14:30,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:14:31,147 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 09:14:31,148 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1767019706] [2020-12-23 09:14:31,149 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:14:31,149 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 09:14:31,150 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [928451440] [2020-12-23 09:14:31,154 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:14:31,155 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:14:31,168 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:14:31,169 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:14:31,172 INFO L87 Difference]: Start difference. First operand 1080 states. Second operand 3 states. [2020-12-23 09:14:31,382 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:14:31,383 INFO L93 Difference]: Finished difference Result 3205 states and 5582 transitions. [2020-12-23 09:14:31,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:14:31,385 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 48 [2020-12-23 09:14:31,385 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:14:31,428 INFO L225 Difference]: With dead ends: 3205 [2020-12-23 09:14:31,429 INFO L226 Difference]: Without dead ends: 1820 [2020-12-23 09:14:31,440 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 09:14:31,463 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1820 states. [2020-12-23 09:14:31,561 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1820 to 919. [2020-12-23 09:14:31,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 919 states. [2020-12-23 09:14:31,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 919 states to 919 states and 1595 transitions. [2020-12-23 09:14:31,568 INFO L78 Accepts]: Start accepts. Automaton has 919 states and 1595 transitions. Word has length 48 [2020-12-23 09:14:31,568 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:14:31,568 INFO L481 AbstractCegarLoop]: Abstraction has 919 states and 1595 transitions. [2020-12-23 09:14:31,569 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:14:31,569 INFO L276 IsEmpty]: Start isEmpty. Operand 919 states and 1595 transitions. [2020-12-23 09:14:31,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2020-12-23 09:14:31,573 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:14:31,574 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:14:31,574 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-23 09:14:31,574 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 09:14:31,575 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:14:31,575 INFO L82 PathProgramCache]: Analyzing trace with hash -594177906, now seen corresponding path program 1 times [2020-12-23 09:14:31,575 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:14:31,576 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1913089418] [2020-12-23 09:14:31,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:14:31,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:14:31,768 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 09:14:31,768 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1913089418] [2020-12-23 09:14:31,769 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:14:31,769 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 09:14:31,776 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1995420257] [2020-12-23 09:14:31,778 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 09:14:31,778 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:14:31,779 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 09:14:31,779 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 09:14:31,780 INFO L87 Difference]: Start difference. First operand 919 states and 1595 transitions. Second operand 5 states. [2020-12-23 09:14:32,019 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:14:32,019 INFO L93 Difference]: Finished difference Result 2706 states and 4701 transitions. [2020-12-23 09:14:32,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-23 09:14:32,020 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 50 [2020-12-23 09:14:32,020 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:14:32,031 INFO L225 Difference]: With dead ends: 2706 [2020-12-23 09:14:32,031 INFO L226 Difference]: Without dead ends: 1806 [2020-12-23 09:14:32,034 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 09:14:32,038 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1806 states. [2020-12-23 09:14:32,080 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1806 to 919. [2020-12-23 09:14:32,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 919 states. [2020-12-23 09:14:32,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 919 states to 919 states and 1594 transitions. [2020-12-23 09:14:32,084 INFO L78 Accepts]: Start accepts. Automaton has 919 states and 1594 transitions. Word has length 50 [2020-12-23 09:14:32,084 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:14:32,085 INFO L481 AbstractCegarLoop]: Abstraction has 919 states and 1594 transitions. [2020-12-23 09:14:32,085 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 09:14:32,085 INFO L276 IsEmpty]: Start isEmpty. Operand 919 states and 1594 transitions. [2020-12-23 09:14:32,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-12-23 09:14:32,088 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:14:32,088 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:14:32,088 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-23 09:14:32,089 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 09:14:32,089 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:14:32,089 INFO L82 PathProgramCache]: Analyzing trace with hash 1290509979, now seen corresponding path program 1 times [2020-12-23 09:14:32,090 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:14:32,090 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1205429490] [2020-12-23 09:14:32,090 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:14:32,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:14:32,187 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 09:14:32,187 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1205429490] [2020-12-23 09:14:32,188 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:14:32,188 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 09:14:32,188 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [176328985] [2020-12-23 09:14:32,189 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:14:32,189 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:14:32,190 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:14:32,190 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:14:32,190 INFO L87 Difference]: Start difference. First operand 919 states and 1594 transitions. Second operand 3 states. [2020-12-23 09:14:32,253 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:14:32,254 INFO L93 Difference]: Finished difference Result 1820 states and 3162 transitions. [2020-12-23 09:14:32,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:14:32,254 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 51 [2020-12-23 09:14:32,255 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:14:32,260 INFO L225 Difference]: With dead ends: 1820 [2020-12-23 09:14:32,260 INFO L226 Difference]: Without dead ends: 924 [2020-12-23 09:14:32,262 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 09:14:32,265 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 924 states. [2020-12-23 09:14:32,296 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 924 to 919. [2020-12-23 09:14:32,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 919 states. [2020-12-23 09:14:32,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 919 states to 919 states and 1593 transitions. [2020-12-23 09:14:32,300 INFO L78 Accepts]: Start accepts. Automaton has 919 states and 1593 transitions. Word has length 51 [2020-12-23 09:14:32,300 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:14:32,300 INFO L481 AbstractCegarLoop]: Abstraction has 919 states and 1593 transitions. [2020-12-23 09:14:32,301 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:14:32,301 INFO L276 IsEmpty]: Start isEmpty. Operand 919 states and 1593 transitions. [2020-12-23 09:14:32,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-12-23 09:14:32,303 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:14:32,303 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:14:32,303 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-12-23 09:14:32,304 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 09:14:32,304 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:14:32,304 INFO L82 PathProgramCache]: Analyzing trace with hash 728062433, now seen corresponding path program 1 times [2020-12-23 09:14:32,304 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:14:32,305 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [892198053] [2020-12-23 09:14:32,305 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:14:32,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:14:32,388 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 09:14:32,390 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [892198053] [2020-12-23 09:14:32,391 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:14:32,391 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 09:14:32,392 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [510896205] [2020-12-23 09:14:32,392 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:14:32,393 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:14:32,395 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:14:32,395 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:14:32,395 INFO L87 Difference]: Start difference. First operand 919 states and 1593 transitions. Second operand 3 states. [2020-12-23 09:14:32,463 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:14:32,464 INFO L93 Difference]: Finished difference Result 1830 states and 3175 transitions. [2020-12-23 09:14:32,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:14:32,464 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-12-23 09:14:32,465 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:14:32,470 INFO L225 Difference]: With dead ends: 1830 [2020-12-23 09:14:32,470 INFO L226 Difference]: Without dead ends: 919 [2020-12-23 09:14:32,472 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 09:14:32,474 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 919 states. [2020-12-23 09:14:32,514 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 919 to 919. [2020-12-23 09:14:32,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 919 states. [2020-12-23 09:14:32,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 919 states to 919 states and 1591 transitions. [2020-12-23 09:14:32,518 INFO L78 Accepts]: Start accepts. Automaton has 919 states and 1591 transitions. Word has length 52 [2020-12-23 09:14:32,520 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:14:32,520 INFO L481 AbstractCegarLoop]: Abstraction has 919 states and 1591 transitions. [2020-12-23 09:14:32,520 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:14:32,520 INFO L276 IsEmpty]: Start isEmpty. Operand 919 states and 1591 transitions. [2020-12-23 09:14:32,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-12-23 09:14:32,522 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:14:32,522 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:14:32,522 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-12-23 09:14:32,523 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 09:14:32,524 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:14:32,524 INFO L82 PathProgramCache]: Analyzing trace with hash 1633624374, now seen corresponding path program 1 times [2020-12-23 09:14:32,524 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:14:32,525 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1376760303] [2020-12-23 09:14:32,525 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:14:32,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:14:32,690 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 09:14:32,690 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1376760303] [2020-12-23 09:14:32,690 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:14:32,690 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 09:14:32,691 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [559792537] [2020-12-23 09:14:32,691 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 09:14:32,691 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:14:32,692 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 09:14:32,692 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 09:14:32,692 INFO L87 Difference]: Start difference. First operand 919 states and 1591 transitions. Second operand 5 states. [2020-12-23 09:14:32,916 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:14:32,917 INFO L93 Difference]: Finished difference Result 2696 states and 4681 transitions. [2020-12-23 09:14:32,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-23 09:14:32,919 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 53 [2020-12-23 09:14:32,919 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:14:32,929 INFO L225 Difference]: With dead ends: 2696 [2020-12-23 09:14:32,929 INFO L226 Difference]: Without dead ends: 1804 [2020-12-23 09:14:32,932 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 09:14:32,937 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1804 states. [2020-12-23 09:14:32,983 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1804 to 919. [2020-12-23 09:14:32,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 919 states. [2020-12-23 09:14:32,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 919 states to 919 states and 1590 transitions. [2020-12-23 09:14:32,988 INFO L78 Accepts]: Start accepts. Automaton has 919 states and 1590 transitions. Word has length 53 [2020-12-23 09:14:32,988 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:14:32,989 INFO L481 AbstractCegarLoop]: Abstraction has 919 states and 1590 transitions. [2020-12-23 09:14:32,989 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 09:14:32,989 INFO L276 IsEmpty]: Start isEmpty. Operand 919 states and 1590 transitions. [2020-12-23 09:14:32,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-12-23 09:14:32,991 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:14:32,992 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:14:32,992 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-12-23 09:14:32,992 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 09:14:32,992 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:14:32,993 INFO L82 PathProgramCache]: Analyzing trace with hash -1331395815, now seen corresponding path program 1 times [2020-12-23 09:14:32,993 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:14:32,993 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [880234437] [2020-12-23 09:14:32,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:14:33,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:14:33,118 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 09:14:33,118 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [880234437] [2020-12-23 09:14:33,118 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:14:33,118 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 09:14:33,119 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [523288443] [2020-12-23 09:14:33,121 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 09:14:33,121 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:14:33,121 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 09:14:33,122 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 09:14:33,122 INFO L87 Difference]: Start difference. First operand 919 states and 1590 transitions. Second operand 5 states. [2020-12-23 09:14:33,381 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:14:33,381 INFO L93 Difference]: Finished difference Result 2701 states and 4686 transitions. [2020-12-23 09:14:33,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-23 09:14:33,382 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 54 [2020-12-23 09:14:33,382 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:14:33,392 INFO L225 Difference]: With dead ends: 2701 [2020-12-23 09:14:33,392 INFO L226 Difference]: Without dead ends: 1809 [2020-12-23 09:14:33,397 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 09:14:33,400 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1809 states. [2020-12-23 09:14:33,466 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1809 to 919. [2020-12-23 09:14:33,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 919 states. [2020-12-23 09:14:33,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 919 states to 919 states and 1589 transitions. [2020-12-23 09:14:33,471 INFO L78 Accepts]: Start accepts. Automaton has 919 states and 1589 transitions. Word has length 54 [2020-12-23 09:14:33,471 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:14:33,471 INFO L481 AbstractCegarLoop]: Abstraction has 919 states and 1589 transitions. [2020-12-23 09:14:33,471 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 09:14:33,471 INFO L276 IsEmpty]: Start isEmpty. Operand 919 states and 1589 transitions. [2020-12-23 09:14:33,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-12-23 09:14:33,473 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:14:33,473 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:14:33,474 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-12-23 09:14:33,474 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 09:14:33,475 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:14:33,479 INFO L82 PathProgramCache]: Analyzing trace with hash 2074751537, now seen corresponding path program 1 times [2020-12-23 09:14:33,479 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:14:33,480 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [712508603] [2020-12-23 09:14:33,480 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:14:33,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:14:33,629 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 09:14:33,629 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [712508603] [2020-12-23 09:14:33,630 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:14:33,630 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 09:14:33,631 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2067934737] [2020-12-23 09:14:33,632 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:14:33,632 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:14:33,637 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:14:33,638 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:14:33,638 INFO L87 Difference]: Start difference. First operand 919 states and 1589 transitions. Second operand 3 states. [2020-12-23 09:14:33,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:14:33,713 INFO L93 Difference]: Finished difference Result 1557 states and 2672 transitions. [2020-12-23 09:14:33,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:14:33,714 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 55 [2020-12-23 09:14:33,714 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:14:33,720 INFO L225 Difference]: With dead ends: 1557 [2020-12-23 09:14:33,720 INFO L226 Difference]: Without dead ends: 922 [2020-12-23 09:14:33,723 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 09:14:33,725 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 922 states. [2020-12-23 09:14:33,786 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 922 to 921. [2020-12-23 09:14:33,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 921 states. [2020-12-23 09:14:33,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 921 states to 921 states and 1591 transitions. [2020-12-23 09:14:33,793 INFO L78 Accepts]: Start accepts. Automaton has 921 states and 1591 transitions. Word has length 55 [2020-12-23 09:14:33,795 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:14:33,795 INFO L481 AbstractCegarLoop]: Abstraction has 921 states and 1591 transitions. [2020-12-23 09:14:33,795 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:14:33,795 INFO L276 IsEmpty]: Start isEmpty. Operand 921 states and 1591 transitions. [2020-12-23 09:14:33,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-12-23 09:14:33,797 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:14:33,797 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:14:33,797 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-12-23 09:14:33,798 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 09:14:33,798 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:14:33,798 INFO L82 PathProgramCache]: Analyzing trace with hash 1412826399, now seen corresponding path program 1 times [2020-12-23 09:14:33,798 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:14:33,799 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [575172245] [2020-12-23 09:14:33,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:14:33,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:14:33,881 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 09:14:33,882 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [575172245] [2020-12-23 09:14:33,882 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:14:33,882 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 09:14:33,883 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1695534972] [2020-12-23 09:14:33,883 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:14:33,884 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:14:33,884 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:14:33,885 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:14:33,885 INFO L87 Difference]: Start difference. First operand 921 states and 1591 transitions. Second operand 3 states. [2020-12-23 09:14:34,019 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:14:34,019 INFO L93 Difference]: Finished difference Result 2649 states and 4597 transitions. [2020-12-23 09:14:34,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:14:34,020 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 63 [2020-12-23 09:14:34,021 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:14:34,031 INFO L225 Difference]: With dead ends: 2649 [2020-12-23 09:14:34,032 INFO L226 Difference]: Without dead ends: 1759 [2020-12-23 09:14:34,035 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 09:14:34,039 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1759 states. [2020-12-23 09:14:34,111 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1759 to 1124. [2020-12-23 09:14:34,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1124 states. [2020-12-23 09:14:34,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1124 states to 1124 states and 1966 transitions. [2020-12-23 09:14:34,117 INFO L78 Accepts]: Start accepts. Automaton has 1124 states and 1966 transitions. Word has length 63 [2020-12-23 09:14:34,117 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:14:34,117 INFO L481 AbstractCegarLoop]: Abstraction has 1124 states and 1966 transitions. [2020-12-23 09:14:34,117 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:14:34,117 INFO L276 IsEmpty]: Start isEmpty. Operand 1124 states and 1966 transitions. [2020-12-23 09:14:34,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-12-23 09:14:34,119 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:14:34,119 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:14:34,119 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-12-23 09:14:34,120 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 09:14:34,120 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:14:34,120 INFO L82 PathProgramCache]: Analyzing trace with hash 1287266558, now seen corresponding path program 1 times [2020-12-23 09:14:34,122 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:14:34,122 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1174157044] [2020-12-23 09:14:34,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:14:34,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:14:34,212 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 09:14:34,217 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1174157044] [2020-12-23 09:14:34,218 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:14:34,218 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 09:14:34,218 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [502126299] [2020-12-23 09:14:34,219 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 09:14:34,220 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:14:34,220 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 09:14:34,220 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 09:14:34,220 INFO L87 Difference]: Start difference. First operand 1124 states and 1966 transitions. Second operand 5 states. [2020-12-23 09:14:34,541 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:14:34,541 INFO L93 Difference]: Finished difference Result 3302 states and 5804 transitions. [2020-12-23 09:14:34,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-23 09:14:34,542 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 64 [2020-12-23 09:14:34,542 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:14:34,555 INFO L225 Difference]: With dead ends: 3302 [2020-12-23 09:14:34,555 INFO L226 Difference]: Without dead ends: 2209 [2020-12-23 09:14:34,558 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 09:14:34,561 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2209 states. [2020-12-23 09:14:34,645 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2209 to 1124. [2020-12-23 09:14:34,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1124 states. [2020-12-23 09:14:34,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1124 states to 1124 states and 1964 transitions. [2020-12-23 09:14:34,677 INFO L78 Accepts]: Start accepts. Automaton has 1124 states and 1964 transitions. Word has length 64 [2020-12-23 09:14:34,682 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:14:34,682 INFO L481 AbstractCegarLoop]: Abstraction has 1124 states and 1964 transitions. [2020-12-23 09:14:34,682 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 09:14:34,682 INFO L276 IsEmpty]: Start isEmpty. Operand 1124 states and 1964 transitions. [2020-12-23 09:14:34,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-12-23 09:14:34,684 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:14:34,684 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:14:34,684 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-12-23 09:14:34,684 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 09:14:34,685 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:14:34,685 INFO L82 PathProgramCache]: Analyzing trace with hash 1975737045, now seen corresponding path program 1 times [2020-12-23 09:14:34,685 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:14:34,685 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1156411184] [2020-12-23 09:14:34,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:14:34,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:14:34,751 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 09:14:34,751 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1156411184] [2020-12-23 09:14:34,751 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:14:34,751 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 09:14:34,752 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1680701629] [2020-12-23 09:14:34,752 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:14:34,752 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:14:34,753 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:14:34,753 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:14:34,753 INFO L87 Difference]: Start difference. First operand 1124 states and 1964 transitions. Second operand 3 states. [2020-12-23 09:14:34,907 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:14:34,908 INFO L93 Difference]: Finished difference Result 3300 states and 5796 transitions. [2020-12-23 09:14:34,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:14:34,910 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 65 [2020-12-23 09:14:34,911 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:14:34,922 INFO L225 Difference]: With dead ends: 3300 [2020-12-23 09:14:34,922 INFO L226 Difference]: Without dead ends: 2207 [2020-12-23 09:14:34,925 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 09:14:34,929 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2207 states. [2020-12-23 09:14:35,044 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2207 to 1572. [2020-12-23 09:14:35,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1572 states. [2020-12-23 09:14:35,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1572 states to 1572 states and 2791 transitions. [2020-12-23 09:14:35,050 INFO L78 Accepts]: Start accepts. Automaton has 1572 states and 2791 transitions. Word has length 65 [2020-12-23 09:14:35,050 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:14:35,050 INFO L481 AbstractCegarLoop]: Abstraction has 1572 states and 2791 transitions. [2020-12-23 09:14:35,050 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:14:35,051 INFO L276 IsEmpty]: Start isEmpty. Operand 1572 states and 2791 transitions. [2020-12-23 09:14:35,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-12-23 09:14:35,057 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:14:35,057 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:14:35,057 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-12-23 09:14:35,057 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 09:14:35,058 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:14:35,058 INFO L82 PathProgramCache]: Analyzing trace with hash 2020126835, now seen corresponding path program 1 times [2020-12-23 09:14:35,058 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:14:35,058 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1668598628] [2020-12-23 09:14:35,058 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:14:35,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:14:35,137 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 09:14:35,138 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1668598628] [2020-12-23 09:14:35,138 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1280669274] [2020-12-23 09:14:35,138 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 09:14:35,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:14:35,500 INFO L263 TraceCheckSpWp]: Trace formula consists of 941 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-23 09:14:35,510 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 09:14:35,592 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-23 09:14:35,592 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-12-23 09:14:35,592 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5 [2020-12-23 09:14:35,593 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [9505310] [2020-12-23 09:14:35,593 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:14:35,593 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:14:35,594 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:14:35,594 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-12-23 09:14:35,594 INFO L87 Difference]: Start difference. First operand 1572 states and 2791 transitions. Second operand 3 states. [2020-12-23 09:14:35,725 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:14:35,725 INFO L93 Difference]: Finished difference Result 2109 states and 3700 transitions. [2020-12-23 09:14:35,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:14:35,726 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 65 [2020-12-23 09:14:35,726 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:14:35,734 INFO L225 Difference]: With dead ends: 2109 [2020-12-23 09:14:35,734 INFO L226 Difference]: Without dead ends: 1574 [2020-12-23 09:14:35,736 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-12-23 09:14:35,738 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1574 states. [2020-12-23 09:14:35,830 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1574 to 1560. [2020-12-23 09:14:35,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1560 states. [2020-12-23 09:14:35,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1560 states to 1560 states and 2773 transitions. [2020-12-23 09:14:35,838 INFO L78 Accepts]: Start accepts. Automaton has 1560 states and 2773 transitions. Word has length 65 [2020-12-23 09:14:35,840 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:14:35,841 INFO L481 AbstractCegarLoop]: Abstraction has 1560 states and 2773 transitions. [2020-12-23 09:14:35,841 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:14:35,842 INFO L276 IsEmpty]: Start isEmpty. Operand 1560 states and 2773 transitions. [2020-12-23 09:14:35,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2020-12-23 09:14:35,850 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:14:35,851 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:14:36,064 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2020-12-23 09:14:36,065 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 09:14:36,065 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:14:36,065 INFO L82 PathProgramCache]: Analyzing trace with hash -329438850, now seen corresponding path program 1 times [2020-12-23 09:14:36,066 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:14:36,066 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1547095082] [2020-12-23 09:14:36,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:14:36,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:14:36,152 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 09:14:36,152 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1547095082] [2020-12-23 09:14:36,152 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [466156040] [2020-12-23 09:14:36,152 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 09:14:36,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:14:36,585 INFO L263 TraceCheckSpWp]: Trace formula consists of 1286 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-23 09:14:36,591 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 09:14:36,756 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 09:14:36,756 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-23 09:14:36,757 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2020-12-23 09:14:36,757 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [10557731] [2020-12-23 09:14:36,757 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 09:14:36,758 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:14:36,758 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 09:14:36,759 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2020-12-23 09:14:36,759 INFO L87 Difference]: Start difference. First operand 1560 states and 2773 transitions. Second operand 5 states. [2020-12-23 09:14:36,983 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:14:36,983 INFO L93 Difference]: Finished difference Result 3068 states and 5373 transitions. [2020-12-23 09:14:36,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-23 09:14:36,984 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 109 [2020-12-23 09:14:36,984 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:14:36,997 INFO L225 Difference]: With dead ends: 3068 [2020-12-23 09:14:36,998 INFO L226 Difference]: Without dead ends: 2445 [2020-12-23 09:14:37,000 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 112 GetRequests, 109 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 09:14:37,004 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2445 states. [2020-12-23 09:14:37,120 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2445 to 1819. [2020-12-23 09:14:37,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1819 states. [2020-12-23 09:14:37,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1819 states to 1819 states and 3245 transitions. [2020-12-23 09:14:37,127 INFO L78 Accepts]: Start accepts. Automaton has 1819 states and 3245 transitions. Word has length 109 [2020-12-23 09:14:37,128 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:14:37,128 INFO L481 AbstractCegarLoop]: Abstraction has 1819 states and 3245 transitions. [2020-12-23 09:14:37,128 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 09:14:37,128 INFO L276 IsEmpty]: Start isEmpty. Operand 1819 states and 3245 transitions. [2020-12-23 09:14:37,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2020-12-23 09:14:37,132 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:14:37,133 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:14:37,346 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2020-12-23 09:14:37,347 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 09:14:37,347 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:14:37,347 INFO L82 PathProgramCache]: Analyzing trace with hash -1928601029, now seen corresponding path program 1 times [2020-12-23 09:14:37,348 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:14:37,348 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [183209518] [2020-12-23 09:14:37,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:14:37,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:14:37,442 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 09:14:37,442 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [183209518] [2020-12-23 09:14:37,442 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:14:37,442 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 09:14:37,443 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1981307819] [2020-12-23 09:14:37,443 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:14:37,443 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:14:37,444 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:14:37,444 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:14:37,444 INFO L87 Difference]: Start difference. First operand 1819 states and 3245 transitions. Second operand 3 states. [2020-12-23 09:14:37,634 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:14:37,634 INFO L93 Difference]: Finished difference Result 5048 states and 9027 transitions. [2020-12-23 09:14:37,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:14:37,635 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 113 [2020-12-23 09:14:37,635 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:14:37,653 INFO L225 Difference]: With dead ends: 5048 [2020-12-23 09:14:37,653 INFO L226 Difference]: Without dead ends: 3330 [2020-12-23 09:14:37,657 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 09:14:37,662 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3330 states. [2020-12-23 09:14:37,868 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3330 to 2707. [2020-12-23 09:14:37,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2707 states. [2020-12-23 09:14:37,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2707 states to 2707 states and 4878 transitions. [2020-12-23 09:14:37,879 INFO L78 Accepts]: Start accepts. Automaton has 2707 states and 4878 transitions. Word has length 113 [2020-12-23 09:14:37,880 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:14:37,880 INFO L481 AbstractCegarLoop]: Abstraction has 2707 states and 4878 transitions. [2020-12-23 09:14:37,880 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:14:37,880 INFO L276 IsEmpty]: Start isEmpty. Operand 2707 states and 4878 transitions. [2020-12-23 09:14:37,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2020-12-23 09:14:37,887 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:14:37,888 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:14:37,888 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-12-23 09:14:37,888 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 09:14:37,888 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:14:37,889 INFO L82 PathProgramCache]: Analyzing trace with hash -1563344965, now seen corresponding path program 1 times [2020-12-23 09:14:37,889 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:14:37,889 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1010705540] [2020-12-23 09:14:37,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:14:37,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:14:37,983 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 09:14:37,984 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1010705540] [2020-12-23 09:14:37,984 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:14:37,984 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 09:14:37,984 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2026411205] [2020-12-23 09:14:37,985 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:14:37,985 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:14:37,986 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:14:37,986 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:14:37,986 INFO L87 Difference]: Start difference. First operand 2707 states and 4878 transitions. Second operand 3 states. [2020-12-23 09:14:38,267 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:14:38,268 INFO L93 Difference]: Finished difference Result 7448 states and 13445 transitions. [2020-12-23 09:14:38,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:14:38,269 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 114 [2020-12-23 09:14:38,269 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:14:38,286 INFO L225 Difference]: With dead ends: 7448 [2020-12-23 09:14:38,286 INFO L226 Difference]: Without dead ends: 4876 [2020-12-23 09:14:38,292 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 09:14:38,298 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4876 states. [2020-12-23 09:14:38,524 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4876 to 4253. [2020-12-23 09:14:38,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4253 states. [2020-12-23 09:14:38,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4253 states to 4253 states and 7719 transitions. [2020-12-23 09:14:38,537 INFO L78 Accepts]: Start accepts. Automaton has 4253 states and 7719 transitions. Word has length 114 [2020-12-23 09:14:38,538 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:14:38,538 INFO L481 AbstractCegarLoop]: Abstraction has 4253 states and 7719 transitions. [2020-12-23 09:14:38,538 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:14:38,538 INFO L276 IsEmpty]: Start isEmpty. Operand 4253 states and 7719 transitions. [2020-12-23 09:14:38,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2020-12-23 09:14:38,549 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:14:38,549 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:14:38,549 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-12-23 09:14:38,549 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 09:14:38,550 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:14:38,550 INFO L82 PathProgramCache]: Analyzing trace with hash -1791660436, now seen corresponding path program 1 times [2020-12-23 09:14:38,550 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:14:38,550 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [960845100] [2020-12-23 09:14:38,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:14:38,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:14:38,634 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 09:14:38,634 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [960845100] [2020-12-23 09:14:38,635 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:14:38,635 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 09:14:38,635 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1775147744] [2020-12-23 09:14:38,635 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:14:38,636 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:14:38,636 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:14:38,636 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:14:38,636 INFO L87 Difference]: Start difference. First operand 4253 states and 7719 transitions. Second operand 3 states. [2020-12-23 09:14:39,099 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:14:39,099 INFO L93 Difference]: Finished difference Result 11802 states and 21451 transitions. [2020-12-23 09:14:39,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:14:39,100 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 115 [2020-12-23 09:14:39,100 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:14:39,128 INFO L225 Difference]: With dead ends: 11802 [2020-12-23 09:14:39,128 INFO L226 Difference]: Without dead ends: 7718 [2020-12-23 09:14:39,140 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 09:14:39,153 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7718 states. [2020-12-23 09:14:39,658 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7718 to 7095. [2020-12-23 09:14:39,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7095 states. [2020-12-23 09:14:39,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7095 states to 7095 states and 12936 transitions. [2020-12-23 09:14:39,676 INFO L78 Accepts]: Start accepts. Automaton has 7095 states and 12936 transitions. Word has length 115 [2020-12-23 09:14:39,677 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:14:39,677 INFO L481 AbstractCegarLoop]: Abstraction has 7095 states and 12936 transitions. [2020-12-23 09:14:39,677 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:14:39,677 INFO L276 IsEmpty]: Start isEmpty. Operand 7095 states and 12936 transitions. [2020-12-23 09:14:39,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2020-12-23 09:14:39,695 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:14:39,695 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:14:39,695 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-12-23 09:14:39,695 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 09:14:39,696 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:14:39,696 INFO L82 PathProgramCache]: Analyzing trace with hash 1624681164, now seen corresponding path program 1 times [2020-12-23 09:14:39,696 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:14:39,696 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1413378153] [2020-12-23 09:14:39,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:14:39,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:14:39,785 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 09:14:39,785 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1413378153] [2020-12-23 09:14:39,785 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:14:39,785 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 09:14:39,786 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1158660233] [2020-12-23 09:14:39,786 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:14:39,786 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:14:39,787 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:14:39,787 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:14:39,788 INFO L87 Difference]: Start difference. First operand 7095 states and 12936 transitions. Second operand 3 states. [2020-12-23 09:14:40,430 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:14:40,430 INFO L93 Difference]: Finished difference Result 20786 states and 37944 transitions. [2020-12-23 09:14:40,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:14:40,431 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 116 [2020-12-23 09:14:40,431 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:14:40,466 INFO L225 Difference]: With dead ends: 20786 [2020-12-23 09:14:40,466 INFO L226 Difference]: Without dead ends: 13864 [2020-12-23 09:14:40,477 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 09:14:40,496 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13864 states. [2020-12-23 09:14:41,244 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13864 to 13241. [2020-12-23 09:14:41,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13241 states. [2020-12-23 09:14:41,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13241 states to 13241 states and 24201 transitions. [2020-12-23 09:14:41,284 INFO L78 Accepts]: Start accepts. Automaton has 13241 states and 24201 transitions. Word has length 116 [2020-12-23 09:14:41,284 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:14:41,284 INFO L481 AbstractCegarLoop]: Abstraction has 13241 states and 24201 transitions. [2020-12-23 09:14:41,284 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:14:41,285 INFO L276 IsEmpty]: Start isEmpty. Operand 13241 states and 24201 transitions. [2020-12-23 09:14:41,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2020-12-23 09:14:41,321 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:14:41,321 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:14:41,322 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-12-23 09:14:41,322 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 09:14:41,322 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:14:41,323 INFO L82 PathProgramCache]: Analyzing trace with hash 772703067, now seen corresponding path program 1 times [2020-12-23 09:14:41,323 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:14:41,323 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1684959819] [2020-12-23 09:14:41,324 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:14:41,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:14:41,442 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 09:14:41,442 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1684959819] [2020-12-23 09:14:41,442 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:14:41,443 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 09:14:41,443 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2076249374] [2020-12-23 09:14:41,444 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:14:41,444 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:14:41,445 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:14:41,447 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:14:41,447 INFO L87 Difference]: Start difference. First operand 13241 states and 24201 transitions. Second operand 3 states. [2020-12-23 09:14:42,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:14:42,816 INFO L93 Difference]: Finished difference Result 38926 states and 71214 transitions. [2020-12-23 09:14:42,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:14:42,816 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 117 [2020-12-23 09:14:42,816 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:14:42,891 INFO L225 Difference]: With dead ends: 38926 [2020-12-23 09:14:42,892 INFO L226 Difference]: Without dead ends: 25866 [2020-12-23 09:14:42,913 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 09:14:42,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25866 states. [2020-12-23 09:14:44,367 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25866 to 25243. [2020-12-23 09:14:44,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25243 states. [2020-12-23 09:14:44,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25243 states to 25243 states and 46186 transitions. [2020-12-23 09:14:44,435 INFO L78 Accepts]: Start accepts. Automaton has 25243 states and 46186 transitions. Word has length 117 [2020-12-23 09:14:44,435 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:14:44,435 INFO L481 AbstractCegarLoop]: Abstraction has 25243 states and 46186 transitions. [2020-12-23 09:14:44,435 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:14:44,436 INFO L276 IsEmpty]: Start isEmpty. Operand 25243 states and 46186 transitions. [2020-12-23 09:14:44,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2020-12-23 09:14:44,486 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:14:44,486 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:14:44,487 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-12-23 09:14:44,487 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 09:14:44,488 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:14:44,488 INFO L82 PathProgramCache]: Analyzing trace with hash -561568114, now seen corresponding path program 1 times [2020-12-23 09:14:44,488 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:14:44,488 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [95089170] [2020-12-23 09:14:44,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:14:44,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:14:44,570 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 09:14:44,572 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [95089170] [2020-12-23 09:14:44,572 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:14:44,572 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 09:14:44,574 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1598912796] [2020-12-23 09:14:44,574 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:14:44,574 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:14:44,575 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:14:44,575 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:14:44,575 INFO L87 Difference]: Start difference. First operand 25243 states and 46186 transitions. Second operand 3 states. [2020-12-23 09:14:46,738 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:14:46,739 INFO L93 Difference]: Finished difference Result 69571 states and 126905 transitions. [2020-12-23 09:14:46,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:14:46,739 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 118 [2020-12-23 09:14:46,739 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:14:46,914 INFO L225 Difference]: With dead ends: 69571 [2020-12-23 09:14:46,914 INFO L226 Difference]: Without dead ends: 44556 [2020-12-23 09:14:46,958 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 09:14:47,008 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44556 states. [2020-12-23 09:14:49,208 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44556 to 43933. [2020-12-23 09:14:49,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43933 states. [2020-12-23 09:14:49,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43933 states to 43933 states and 79915 transitions. [2020-12-23 09:14:49,309 INFO L78 Accepts]: Start accepts. Automaton has 43933 states and 79915 transitions. Word has length 118 [2020-12-23 09:14:49,310 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:14:49,310 INFO L481 AbstractCegarLoop]: Abstraction has 43933 states and 79915 transitions. [2020-12-23 09:14:49,310 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:14:49,310 INFO L276 IsEmpty]: Start isEmpty. Operand 43933 states and 79915 transitions. [2020-12-23 09:14:49,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2020-12-23 09:14:49,417 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:14:49,418 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:14:49,418 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-12-23 09:14:49,419 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 09:14:49,419 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:14:49,419 INFO L82 PathProgramCache]: Analyzing trace with hash 693977506, now seen corresponding path program 1 times [2020-12-23 09:14:49,420 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:14:49,420 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1487477015] [2020-12-23 09:14:49,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:14:49,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:14:49,530 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 09:14:49,531 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1487477015] [2020-12-23 09:14:49,531 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:14:49,531 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 09:14:49,531 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [62091566] [2020-12-23 09:14:49,532 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 09:14:49,532 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:14:49,532 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 09:14:49,533 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 09:14:49,533 INFO L87 Difference]: Start difference. First operand 43933 states and 79915 transitions. Second operand 5 states. [2020-12-23 09:14:52,491 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:14:52,491 INFO L93 Difference]: Finished difference Result 129416 states and 235394 transitions. [2020-12-23 09:14:52,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-12-23 09:14:52,492 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 119 [2020-12-23 09:14:52,492 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:14:52,868 INFO L225 Difference]: With dead ends: 129416 [2020-12-23 09:14:52,869 INFO L226 Difference]: Without dead ends: 85779 [2020-12-23 09:14:52,939 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 09:14:53,036 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85779 states. [2020-12-23 09:14:55,213 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85779 to 43933. [2020-12-23 09:14:55,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43933 states. [2020-12-23 09:14:55,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43933 states to 43933 states and 79657 transitions. [2020-12-23 09:14:55,277 INFO L78 Accepts]: Start accepts. Automaton has 43933 states and 79657 transitions. Word has length 119 [2020-12-23 09:14:55,277 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:14:55,277 INFO L481 AbstractCegarLoop]: Abstraction has 43933 states and 79657 transitions. [2020-12-23 09:14:55,277 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 09:14:55,277 INFO L276 IsEmpty]: Start isEmpty. Operand 43933 states and 79657 transitions. [2020-12-23 09:14:55,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2020-12-23 09:14:55,315 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:14:55,316 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:14:55,316 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2020-12-23 09:14:55,316 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 09:14:55,317 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:14:55,317 INFO L82 PathProgramCache]: Analyzing trace with hash 1481581120, now seen corresponding path program 2 times [2020-12-23 09:14:55,317 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:14:55,317 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [746847923] [2020-12-23 09:14:55,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:14:55,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:14:55,391 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 09:14:55,392 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [746847923] [2020-12-23 09:14:55,392 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:14:55,392 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 09:14:55,392 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1482896091] [2020-12-23 09:14:55,392 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:14:55,393 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:14:55,393 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:14:55,393 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:14:55,393 INFO L87 Difference]: Start difference. First operand 43933 states and 79657 transitions. Second operand 3 states. [2020-12-23 09:14:56,914 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:14:56,914 INFO L93 Difference]: Finished difference Result 88187 states and 159859 transitions. [2020-12-23 09:14:56,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:14:56,915 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 119 [2020-12-23 09:14:56,915 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:14:56,997 INFO L225 Difference]: With dead ends: 88187 [2020-12-23 09:14:56,997 INFO L226 Difference]: Without dead ends: 44556 [2020-12-23 09:14:57,036 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 09:14:57,075 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44556 states. [2020-12-23 09:14:58,869 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44556 to 43933. [2020-12-23 09:14:58,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43933 states. [2020-12-23 09:14:58,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43933 states to 43933 states and 79529 transitions. [2020-12-23 09:14:58,934 INFO L78 Accepts]: Start accepts. Automaton has 43933 states and 79529 transitions. Word has length 119 [2020-12-23 09:14:58,934 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:14:58,934 INFO L481 AbstractCegarLoop]: Abstraction has 43933 states and 79529 transitions. [2020-12-23 09:14:58,934 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:14:58,934 INFO L276 IsEmpty]: Start isEmpty. Operand 43933 states and 79529 transitions. [2020-12-23 09:14:58,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2020-12-23 09:14:58,994 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:14:58,994 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:14:58,995 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2020-12-23 09:14:58,995 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 09:14:58,995 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:14:58,995 INFO L82 PathProgramCache]: Analyzing trace with hash -1304860499, now seen corresponding path program 1 times [2020-12-23 09:14:58,996 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:14:58,996 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1142502240] [2020-12-23 09:14:58,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:14:59,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:14:59,073 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 09:14:59,073 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1142502240] [2020-12-23 09:14:59,073 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:14:59,073 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 09:14:59,074 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1600924235] [2020-12-23 09:14:59,074 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:14:59,074 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:14:59,075 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:14:59,075 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:14:59,075 INFO L87 Difference]: Start difference. First operand 43933 states and 79529 transitions. Second operand 3 states. [2020-12-23 09:15:01,942 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:15:01,943 INFO L93 Difference]: Finished difference Result 123301 states and 223037 transitions. [2020-12-23 09:15:01,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:15:01,943 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 119 [2020-12-23 09:15:01,943 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:15:02,084 INFO L225 Difference]: With dead ends: 123301 [2020-12-23 09:15:02,085 INFO L226 Difference]: Without dead ends: 79630 [2020-12-23 09:15:02,309 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 09:15:02,394 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79630 states. [2020-12-23 09:15:05,633 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79630 to 79007. [2020-12-23 09:15:05,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 79007 states. [2020-12-23 09:15:05,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79007 states to 79007 states and 142634 transitions. [2020-12-23 09:15:05,773 INFO L78 Accepts]: Start accepts. Automaton has 79007 states and 142634 transitions. Word has length 119 [2020-12-23 09:15:05,773 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:15:05,773 INFO L481 AbstractCegarLoop]: Abstraction has 79007 states and 142634 transitions. [2020-12-23 09:15:05,773 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:15:05,773 INFO L276 IsEmpty]: Start isEmpty. Operand 79007 states and 142634 transitions. [2020-12-23 09:15:06,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2020-12-23 09:15:06,057 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:15:06,058 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:15:06,058 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2020-12-23 09:15:06,058 INFO L429 AbstractCegarLoop]: === Iteration 22 === [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 09:15:06,059 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:15:06,059 INFO L82 PathProgramCache]: Analyzing trace with hash -754966778, now seen corresponding path program 1 times [2020-12-23 09:15:06,060 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:15:06,060 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1584926407] [2020-12-23 09:15:06,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:15:06,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:15:06,244 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-12-23 09:15:06,245 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1584926407] [2020-12-23 09:15:06,245 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:15:06,245 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-12-23 09:15:06,246 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [889231561] [2020-12-23 09:15:06,246 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-12-23 09:15:06,246 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:15:06,247 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-12-23 09:15:06,247 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2020-12-23 09:15:06,247 INFO L87 Difference]: Start difference. First operand 79007 states and 142634 transitions. Second operand 9 states. [2020-12-23 09:15:13,556 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:15:13,556 INFO L93 Difference]: Finished difference Result 161830 states and 291634 transitions. [2020-12-23 09:15:13,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-12-23 09:15:13,559 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 120 [2020-12-23 09:15:13,559 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:15:13,847 INFO L225 Difference]: With dead ends: 161830 [2020-12-23 09:15:13,847 INFO L226 Difference]: Without dead ends: 161275 [2020-12-23 09:15:14,038 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=182, Invalid=370, Unknown=0, NotChecked=0, Total=552 [2020-12-23 09:15:14,164 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161275 states. [2020-12-23 09:15:20,003 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161275 to 157743. [2020-12-23 09:15:20,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 157743 states. [2020-12-23 09:15:20,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157743 states to 157743 states and 284812 transitions. [2020-12-23 09:15:20,626 INFO L78 Accepts]: Start accepts. Automaton has 157743 states and 284812 transitions. Word has length 120 [2020-12-23 09:15:20,626 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:15:20,632 INFO L481 AbstractCegarLoop]: Abstraction has 157743 states and 284812 transitions. [2020-12-23 09:15:20,632 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-12-23 09:15:20,632 INFO L276 IsEmpty]: Start isEmpty. Operand 157743 states and 284812 transitions. [2020-12-23 09:15:20,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2020-12-23 09:15:20,711 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:15:20,712 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:15:20,712 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2020-12-23 09:15:20,712 INFO L429 AbstractCegarLoop]: === Iteration 23 === [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 09:15:20,712 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:15:20,713 INFO L82 PathProgramCache]: Analyzing trace with hash 961361797, now seen corresponding path program 1 times [2020-12-23 09:15:20,713 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:15:20,713 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2124761713] [2020-12-23 09:15:20,713 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:15:20,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:15:20,789 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-12-23 09:15:20,790 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2124761713] [2020-12-23 09:15:20,790 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:15:20,790 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 09:15:20,790 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1127476003] [2020-12-23 09:15:20,791 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 09:15:20,791 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:15:20,791 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 09:15:20,792 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-23 09:15:20,792 INFO L87 Difference]: Start difference. First operand 157743 states and 284812 transitions. Second operand 4 states. [2020-12-23 09:15:25,791 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:15:25,792 INFO L93 Difference]: Finished difference Result 158865 states and 286715 transitions. [2020-12-23 09:15:25,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-23 09:15:25,797 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 121 [2020-12-23 09:15:25,797 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:15:26,105 INFO L225 Difference]: With dead ends: 158865 [2020-12-23 09:15:26,106 INFO L226 Difference]: Without dead ends: 158247 [2020-12-23 09:15:26,140 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-23 09:15:26,256 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158247 states. [2020-12-23 09:15:32,361 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158247 to 157742. [2020-12-23 09:15:32,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 157742 states. [2020-12-23 09:15:32,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157742 states to 157742 states and 284808 transitions. [2020-12-23 09:15:32,718 INFO L78 Accepts]: Start accepts. Automaton has 157742 states and 284808 transitions. Word has length 121 [2020-12-23 09:15:32,718 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:15:32,718 INFO L481 AbstractCegarLoop]: Abstraction has 157742 states and 284808 transitions. [2020-12-23 09:15:32,718 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 09:15:32,718 INFO L276 IsEmpty]: Start isEmpty. Operand 157742 states and 284808 transitions. [2020-12-23 09:15:33,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2020-12-23 09:15:33,200 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:15:33,200 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:15:33,200 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2020-12-23 09:15:33,200 INFO L429 AbstractCegarLoop]: === Iteration 24 === [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 09:15:33,201 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:15:33,201 INFO L82 PathProgramCache]: Analyzing trace with hash 1101950165, now seen corresponding path program 1 times [2020-12-23 09:15:33,201 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:15:33,201 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1827468251] [2020-12-23 09:15:33,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:15:33,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:15:33,307 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-12-23 09:15:33,308 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1827468251] [2020-12-23 09:15:33,308 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:15:33,308 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 09:15:33,308 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [377388195] [2020-12-23 09:15:33,309 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 09:15:33,309 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:15:33,310 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 09:15:33,310 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 09:15:33,310 INFO L87 Difference]: Start difference. First operand 157742 states and 284808 transitions. Second operand 5 states. [2020-12-23 09:15:42,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:15:42,558 INFO L93 Difference]: Finished difference Result 316717 states and 571690 transitions. [2020-12-23 09:15:42,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-12-23 09:15:42,558 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 122 [2020-12-23 09:15:42,558 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:15:43,444 INFO L225 Difference]: With dead ends: 316717 [2020-12-23 09:15:43,444 INFO L226 Difference]: Without dead ends: 315786 [2020-12-23 09:15:43,536 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-12-23 09:15:43,774 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 315786 states. [2020-12-23 09:15:56,229 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 315786 to 314763. [2020-12-23 09:15:56,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 314763 states. [2020-12-23 09:15:57,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314763 states to 314763 states and 568384 transitions. [2020-12-23 09:15:57,598 INFO L78 Accepts]: Start accepts. Automaton has 314763 states and 568384 transitions. Word has length 122 [2020-12-23 09:15:57,598 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:15:57,598 INFO L481 AbstractCegarLoop]: Abstraction has 314763 states and 568384 transitions. [2020-12-23 09:15:57,598 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 09:15:57,598 INFO L276 IsEmpty]: Start isEmpty. Operand 314763 states and 568384 transitions. [2020-12-23 09:15:57,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2020-12-23 09:15:57,765 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:15:57,766 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:15:57,766 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2020-12-23 09:15:57,766 INFO L429 AbstractCegarLoop]: === Iteration 25 === [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 09:15:57,767 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:15:57,767 INFO L82 PathProgramCache]: Analyzing trace with hash -62031580, now seen corresponding path program 1 times [2020-12-23 09:15:57,767 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:15:57,767 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1837176068] [2020-12-23 09:15:57,768 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:15:57,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:15:57,944 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-12-23 09:15:57,944 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1837176068] [2020-12-23 09:15:57,944 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:15:57,945 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-12-23 09:15:57,945 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [515250757] [2020-12-23 09:15:57,945 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-12-23 09:15:57,946 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:15:57,946 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-12-23 09:15:57,946 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2020-12-23 09:15:57,947 INFO L87 Difference]: Start difference. First operand 314763 states and 568384 transitions. Second operand 8 states. [2020-12-23 09:16:09,834 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:16:09,834 INFO L93 Difference]: Finished difference Result 317227 states and 572524 transitions. [2020-12-23 09:16:09,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-12-23 09:16:09,835 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 122 [2020-12-23 09:16:09,835 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:16:10,677 INFO L225 Difference]: With dead ends: 317227 [2020-12-23 09:16:10,678 INFO L226 Difference]: Without dead ends: 315456 [2020-12-23 09:16:10,756 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=101, Invalid=205, Unknown=0, NotChecked=0, Total=306 [2020-12-23 09:16:11,005 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 315456 states. [2020-12-23 09:16:23,229 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 315456 to 314691. [2020-12-23 09:16:23,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 314691 states. [2020-12-23 09:16:24,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314691 states to 314691 states and 568222 transitions. [2020-12-23 09:16:24,339 INFO L78 Accepts]: Start accepts. Automaton has 314691 states and 568222 transitions. Word has length 122 [2020-12-23 09:16:24,340 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:16:24,340 INFO L481 AbstractCegarLoop]: Abstraction has 314691 states and 568222 transitions. [2020-12-23 09:16:24,340 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-12-23 09:16:24,340 INFO L276 IsEmpty]: Start isEmpty. Operand 314691 states and 568222 transitions. [2020-12-23 09:16:24,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2020-12-23 09:16:24,489 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:16:24,489 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:16:24,490 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2020-12-23 09:16:24,490 INFO L429 AbstractCegarLoop]: === Iteration 26 === [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 09:16:24,490 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:16:24,490 INFO L82 PathProgramCache]: Analyzing trace with hash -1929165316, now seen corresponding path program 1 times [2020-12-23 09:16:24,491 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:16:24,491 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1654872390] [2020-12-23 09:16:24,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:16:24,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:16:24,598 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-12-23 09:16:24,598 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1654872390] [2020-12-23 09:16:24,598 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:16:24,598 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 09:16:24,599 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1085978999] [2020-12-23 09:16:24,599 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 09:16:24,599 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:16:24,600 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 09:16:24,600 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-23 09:16:24,600 INFO L87 Difference]: Start difference. First operand 314691 states and 568222 transitions. Second operand 4 states. [2020-12-23 09:16:40,245 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:16:40,246 INFO L93 Difference]: Finished difference Result 476965 states and 860535 transitions. [2020-12-23 09:16:40,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-23 09:16:40,246 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 122 [2020-12-23 09:16:40,246 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:16:41,371 INFO L225 Difference]: With dead ends: 476965 [2020-12-23 09:16:41,371 INFO L226 Difference]: Without dead ends: 475452 [2020-12-23 09:16:41,500 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-23 09:16:41,875 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 475452 states. [2020-12-23 09:17:01,605 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 475452 to 472530. [2020-12-23 09:17:01,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 472530 states. [2020-12-23 09:17:04,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472530 states to 472530 states and 853137 transitions. [2020-12-23 09:17:04,972 INFO L78 Accepts]: Start accepts. Automaton has 472530 states and 853137 transitions. Word has length 122 [2020-12-23 09:17:04,972 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:17:04,972 INFO L481 AbstractCegarLoop]: Abstraction has 472530 states and 853137 transitions. [2020-12-23 09:17:04,972 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 09:17:04,972 INFO L276 IsEmpty]: Start isEmpty. Operand 472530 states and 853137 transitions.