/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_spec3_product27.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-bitabs-178dd20 [2021-01-06 18:49:53,596 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-01-06 18:49:53,599 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-01-06 18:49:53,635 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-01-06 18:49:53,636 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-01-06 18:49:53,637 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-01-06 18:49:53,639 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-01-06 18:49:53,642 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-01-06 18:49:53,651 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-01-06 18:49:53,653 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-01-06 18:49:53,657 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-01-06 18:49:53,660 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-01-06 18:49:53,661 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-01-06 18:49:53,667 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-01-06 18:49:53,669 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-01-06 18:49:53,670 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-01-06 18:49:53,672 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-01-06 18:49:53,674 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-01-06 18:49:53,682 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-01-06 18:49:53,689 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-01-06 18:49:53,693 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-01-06 18:49:53,695 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-01-06 18:49:53,697 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-01-06 18:49:53,698 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-01-06 18:49:53,705 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-01-06 18:49:53,705 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-01-06 18:49:53,705 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-01-06 18:49:53,711 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-01-06 18:49:53,712 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-01-06 18:49:53,716 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-01-06 18:49:53,716 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-01-06 18:49:53,717 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-01-06 18:49:53,718 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-01-06 18:49:53,719 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-01-06 18:49:53,721 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-01-06 18:49:53,722 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-01-06 18:49:53,723 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-01-06 18:49:53,727 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-01-06 18:49:53,727 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-01-06 18:49:53,732 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-01-06 18:49:53,733 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-01-06 18:49:53,735 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-01-06 18:49:53,773 INFO L113 SettingsManager]: Loading preferences was successful [2021-01-06 18:49:53,773 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-01-06 18:49:53,775 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-01-06 18:49:53,775 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-01-06 18:49:53,775 INFO L138 SettingsManager]: * Use SBE=true [2021-01-06 18:49:53,776 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-01-06 18:49:53,776 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-01-06 18:49:53,776 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-01-06 18:49:53,776 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-01-06 18:49:53,776 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-01-06 18:49:53,777 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-01-06 18:49:53,777 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-01-06 18:49:53,777 INFO L138 SettingsManager]: * Use constant arrays=true [2021-01-06 18:49:53,777 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-01-06 18:49:53,777 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-01-06 18:49:53,778 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-01-06 18:49:53,778 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-01-06 18:49:53,778 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-06 18:49:53,778 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-01-06 18:49:53,778 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-01-06 18:49:53,779 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-01-06 18:49:53,779 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-01-06 18:49:53,779 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-01-06 18:49:53,779 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-01-06 18:49:53,779 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-01-06 18:49:53,780 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-01-06 18:49:54,181 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-01-06 18:49:54,233 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-01-06 18:49:54,236 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-01-06 18:49:54,238 INFO L271 PluginConnector]: Initializing CDTParser... [2021-01-06 18:49:54,241 INFO L275 PluginConnector]: CDTParser initialized [2021-01-06 18:49:54,242 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/email_spec3_product27.cil.c [2021-01-06 18:49:54,345 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/ed55d3293/b5d5bcea91ed4e43802dd8a0c158699e/FLAG571ccbcd1 [2021-01-06 18:49:55,208 INFO L306 CDTParser]: Found 1 translation units. [2021-01-06 18:49:55,209 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec3_product27.cil.c [2021-01-06 18:49:55,242 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/ed55d3293/b5d5bcea91ed4e43802dd8a0c158699e/FLAG571ccbcd1 [2021-01-06 18:49:55,443 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/ed55d3293/b5d5bcea91ed4e43802dd8a0c158699e [2021-01-06 18:49:55,446 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-01-06 18:49:55,450 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-01-06 18:49:55,457 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-01-06 18:49:55,457 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-01-06 18:49:55,461 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-01-06 18:49:55,463 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.01 06:49:55" (1/1) ... [2021-01-06 18:49:55,465 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56b1d14b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:49:55, skipping insertion in model container [2021-01-06 18:49:55,466 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.01 06:49:55" (1/1) ... [2021-01-06 18:49:55,475 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-01-06 18:49:55,572 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_tmp3~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~msg~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~3,] left hand side expression in assignment: lhs: VariableLHS[~excep~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~3,] 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_tmp5~1,] 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~4,] 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_tmp5~2,] 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~5,] 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~4,] 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~4,] left hand side expression in assignment: lhs: VariableLHS[~mem_24~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~3,] 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~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~4,] left hand side expression in assignment: lhs: VariableLHS[~mem_12~1,] 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~6,] left hand side expression in assignment: lhs: VariableLHS[~sent_signed~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp2~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~6,] left hand side expression in assignment: lhs: VariableLHS[~tmp~6,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~2,] left hand side expression in assignment: lhs: VariableLHS[~pubkey~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~8,] 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[~__utac__ad__arg1~0,] 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[~tmp~9,] left hand side expression in assignment: lhs: VariableLHS[~size~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~3,] left hand side expression in assignment: lhs: VariableLHS[~receiver~0,] 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[~tmp~11,] left hand side expression in assignment: lhs: VariableLHS[~fwreceiver~0,] 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~20,] 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~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~23,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~4,] 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[~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~0,] left hand side expression in assignment: lhs: VariableLHS[~__utac__ad__arg1~1,] left hand side expression in assignment: lhs: VariableLHS[~__utac__ad__arg2~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~16,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~4,] 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[~pubkey~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp~17,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~5,] 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_tmp3~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp~18,] left hand side expression in assignment: lhs: VariableLHS[~tmp~19,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~6,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~5,] left hand side expression in assignment: lhs: VariableLHS[~op1~0,] left hand side expression in assignment: lhs: VariableLHS[~op2~0,] left hand side expression in assignment: lhs: VariableLHS[~op3~0,] left hand side expression in assignment: lhs: VariableLHS[~op4~0,] left hand side expression in assignment: lhs: VariableLHS[~op5~0,] left hand side expression in assignment: lhs: VariableLHS[~op6~0,] left hand side expression in assignment: lhs: VariableLHS[~op7~0,] left hand side expression in assignment: lhs: VariableLHS[~op8~0,] left hand side expression in assignment: lhs: VariableLHS[~op9~0,] left hand side expression in assignment: lhs: VariableLHS[~op10~0,] left hand side expression in assignment: lhs: VariableLHS[~op11~0,] left hand side expression in assignment: lhs: VariableLHS[~splverifierCounter~0,] left hand side expression in assignment: lhs: VariableLHS[~splverifierCounter~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___9~0,] left hand side expression in assignment: lhs: VariableLHS[~op1~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___8~0,] left hand side expression in assignment: lhs: VariableLHS[~op2~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___7~0,] left hand side expression in assignment: lhs: VariableLHS[~op3~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___6~0,] left hand side expression in assignment: lhs: VariableLHS[~op4~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___5~0,] left hand side expression in assignment: lhs: VariableLHS[~op5~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~1,] left hand side expression in assignment: lhs: VariableLHS[~op6~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~1,] left hand side expression in assignment: lhs: VariableLHS[~op7~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~4,] left hand side expression in assignment: lhs: VariableLHS[~op8~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~5,] left hand side expression in assignment: lhs: VariableLHS[~op9~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~7,] left hand side expression in assignment: lhs: VariableLHS[~op10~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~20,] left hand side expression in assignment: lhs: VariableLHS[~op11~0,] [2021-01-06 18:49:56,352 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_spec3_product27.cil.c[40337,40350] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_counter~0,GLOBAL] 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[~__cil_tmp3~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] 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~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_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~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_ClientAddressBook_size0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_ClientAddressBook_size1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_ClientAddressBook_size2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp~21,] left hand side expression in assignment: lhs: VariableLHS[~size~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~30,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~30,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~31,] left hand side expression in assignment: lhs: VariableLHS[~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[~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[~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[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~__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~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook0_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~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_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~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_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~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_ClientKeyring_size0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_ClientKeyring_size1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_ClientKeyring_size2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp~22,] left hand side expression in assignment: lhs: VariableLHS[~size~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~6,] 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~38,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~38,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~38,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~38,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~38,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~38,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~38,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~38,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~38,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~38,] 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~39,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~39,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~39,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~39,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~39,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~39,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~39,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~39,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~39,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~39,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~40,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~40,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~40,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~40,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~40,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~40,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~40,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~40,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~40,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~40,] left hand side expression in assignment: lhs: VariableLHS[~__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~41,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~41,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~41,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~41,] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_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~42,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~42,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~42,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~42,] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_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] [2021-01-06 18:49:56,511 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-06 18:49:56,549 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_tmp3~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~msg~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~3,] left hand side expression in assignment: lhs: VariableLHS[~excep~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~3,] 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_tmp5~1,] 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~4,] 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_tmp5~2,] 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~5,] 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~4,] 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~4,] left hand side expression in assignment: lhs: VariableLHS[~mem_24~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~3,] 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~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~4,] left hand side expression in assignment: lhs: VariableLHS[~mem_12~1,] 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~6,] left hand side expression in assignment: lhs: VariableLHS[~sent_signed~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp2~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~6,] left hand side expression in assignment: lhs: VariableLHS[~tmp~6,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~2,] left hand side expression in assignment: lhs: VariableLHS[~pubkey~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~8,] 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[~__utac__ad__arg1~0,] 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[~tmp~9,] left hand side expression in assignment: lhs: VariableLHS[~size~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~3,] left hand side expression in assignment: lhs: VariableLHS[~receiver~0,] 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[~tmp~11,] left hand side expression in assignment: lhs: VariableLHS[~fwreceiver~0,] 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~20,] 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~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~23,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~4,] 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[~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~0,] left hand side expression in assignment: lhs: VariableLHS[~__utac__ad__arg1~1,] left hand side expression in assignment: lhs: VariableLHS[~__utac__ad__arg2~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~16,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~4,] 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[~pubkey~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp~17,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~5,] 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_tmp3~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp~18,] left hand side expression in assignment: lhs: VariableLHS[~tmp~19,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~6,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~5,] left hand side expression in assignment: lhs: VariableLHS[~op1~0,] left hand side expression in assignment: lhs: VariableLHS[~op2~0,] left hand side expression in assignment: lhs: VariableLHS[~op3~0,] left hand side expression in assignment: lhs: VariableLHS[~op4~0,] left hand side expression in assignment: lhs: VariableLHS[~op5~0,] left hand side expression in assignment: lhs: VariableLHS[~op6~0,] left hand side expression in assignment: lhs: VariableLHS[~op7~0,] left hand side expression in assignment: lhs: VariableLHS[~op8~0,] left hand side expression in assignment: lhs: VariableLHS[~op9~0,] left hand side expression in assignment: lhs: VariableLHS[~op10~0,] left hand side expression in assignment: lhs: VariableLHS[~op11~0,] left hand side expression in assignment: lhs: VariableLHS[~splverifierCounter~0,] left hand side expression in assignment: lhs: VariableLHS[~splverifierCounter~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___9~0,] left hand side expression in assignment: lhs: VariableLHS[~op1~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___8~0,] left hand side expression in assignment: lhs: VariableLHS[~op2~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___7~0,] left hand side expression in assignment: lhs: VariableLHS[~op3~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___6~0,] left hand side expression in assignment: lhs: VariableLHS[~op4~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___5~0,] left hand side expression in assignment: lhs: VariableLHS[~op5~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~1,] left hand side expression in assignment: lhs: VariableLHS[~op6~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~1,] left hand side expression in assignment: lhs: VariableLHS[~op7~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~4,] left hand side expression in assignment: lhs: VariableLHS[~op8~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~5,] left hand side expression in assignment: lhs: VariableLHS[~op9~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~7,] left hand side expression in assignment: lhs: VariableLHS[~op10~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~20,] left hand side expression in assignment: lhs: VariableLHS[~op11~0,] [2021-01-06 18:49:56,712 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_spec3_product27.cil.c[40337,40350] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_counter~0,GLOBAL] 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[~__cil_tmp3~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] 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~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_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~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_ClientAddressBook_size0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_ClientAddressBook_size1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_ClientAddressBook_size2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp~21,] left hand side expression in assignment: lhs: VariableLHS[~size~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~30,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~30,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~31,] left hand side expression in assignment: lhs: VariableLHS[~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[~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[~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[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~__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~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook0_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~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_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~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_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~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_ClientKeyring_size0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_ClientKeyring_size1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_ClientKeyring_size2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp~22,] left hand side expression in assignment: lhs: VariableLHS[~size~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~6,] 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~38,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~38,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~38,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~38,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~38,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~38,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~38,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~38,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~38,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~38,] 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~39,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~39,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~39,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~39,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~39,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~39,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~39,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~39,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~39,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~39,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~40,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~40,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~40,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~40,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~40,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~40,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~40,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~40,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~40,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~40,] left hand side expression in assignment: lhs: VariableLHS[~__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~41,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~41,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~41,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~41,] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_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~42,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~42,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~42,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~42,] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_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] [2021-01-06 18:49:56,763 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-06 18:49:56,889 INFO L208 MainTranslator]: Completed translation [2021-01-06 18:49:56,889 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:49:56 WrapperNode [2021-01-06 18:49:56,889 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-01-06 18:49:56,891 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-01-06 18:49:56,892 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-01-06 18:49:56,892 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-01-06 18:49:56,901 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:49:56" (1/1) ... [2021-01-06 18:49:56,951 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:49:56" (1/1) ... [2021-01-06 18:49:57,123 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-01-06 18:49:57,124 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-01-06 18:49:57,124 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-01-06 18:49:57,124 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-01-06 18:49:57,134 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:49:56" (1/1) ... [2021-01-06 18:49:57,135 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:49:56" (1/1) ... [2021-01-06 18:49:57,150 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:49:56" (1/1) ... [2021-01-06 18:49:57,150 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:49:56" (1/1) ... [2021-01-06 18:49:57,214 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:49:56" (1/1) ... [2021-01-06 18:49:57,293 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:49:56" (1/1) ... [2021-01-06 18:49:57,310 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:49:56" (1/1) ... [2021-01-06 18:49:57,333 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-01-06 18:49:57,334 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-01-06 18:49:57,334 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-01-06 18:49:57,334 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-01-06 18:49:57,335 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:49:56" (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 [2021-01-06 18:49:57,447 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2021-01-06 18:49:57,448 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-01-06 18:49:57,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-01-06 18:49:57,448 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-01-06 18:49:57,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-01-06 18:50:01,384 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-01-06 18:50:01,385 INFO L299 CfgBuilder]: Removed 757 assume(true) statements. [2021-01-06 18:50:01,389 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 06:50:01 BoogieIcfgContainer [2021-01-06 18:50:01,389 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-01-06 18:50:01,391 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-01-06 18:50:01,391 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-01-06 18:50:01,394 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-01-06 18:50:01,395 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.01 06:49:55" (1/3) ... [2021-01-06 18:50:01,396 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3339491b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.01 06:50:01, skipping insertion in model container [2021-01-06 18:50:01,396 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:49:56" (2/3) ... [2021-01-06 18:50:01,396 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3339491b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.01 06:50:01, skipping insertion in model container [2021-01-06 18:50:01,396 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 06:50:01" (3/3) ... [2021-01-06 18:50:01,398 INFO L111 eAbstractionObserver]: Analyzing ICFG email_spec3_product27.cil.c [2021-01-06 18:50:01,405 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-01-06 18:50:01,411 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 12 error locations. [2021-01-06 18:50:01,430 INFO L253 AbstractCegarLoop]: Starting to check reachability of 12 error locations. [2021-01-06 18:50:01,465 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-01-06 18:50:01,465 INFO L378 AbstractCegarLoop]: Hoare is true [2021-01-06 18:50:01,465 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-01-06 18:50:01,465 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-01-06 18:50:01,466 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-01-06 18:50:01,466 INFO L382 AbstractCegarLoop]: Difference is false [2021-01-06 18:50:01,466 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-01-06 18:50:01,466 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-01-06 18:50:01,503 INFO L276 IsEmpty]: Start isEmpty. Operand 1102 states. [2021-01-06 18:50:01,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-01-06 18:50:01,519 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:50:01,520 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] [2021-01-06 18:50:01,521 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:50:01,527 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:50:01,527 INFO L82 PathProgramCache]: Analyzing trace with hash 1048437424, now seen corresponding path program 1 times [2021-01-06 18:50:01,537 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:50:01,537 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [424788100] [2021-01-06 18:50:01,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:50:01,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:50:02,052 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:50:02,053 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [424788100] [2021-01-06 18:50:02,054 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:50:02,054 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 18:50:02,055 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1463262252] [2021-01-06 18:50:02,060 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 18:50:02,061 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:50:02,075 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 18:50:02,076 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:50:02,079 INFO L87 Difference]: Start difference. First operand 1102 states. Second operand 3 states. [2021-01-06 18:50:02,274 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:50:02,274 INFO L93 Difference]: Finished difference Result 3271 states and 5603 transitions. [2021-01-06 18:50:02,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 18:50:02,276 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 49 [2021-01-06 18:50:02,277 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:50:02,329 INFO L225 Difference]: With dead ends: 3271 [2021-01-06 18:50:02,330 INFO L226 Difference]: Without dead ends: 1876 [2021-01-06 18:50:02,346 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 [2021-01-06 18:50:02,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1876 states. [2021-01-06 18:50:02,505 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1876 to 947. [2021-01-06 18:50:02,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 947 states. [2021-01-06 18:50:02,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 947 states to 947 states and 1612 transitions. [2021-01-06 18:50:02,513 INFO L78 Accepts]: Start accepts. Automaton has 947 states and 1612 transitions. Word has length 49 [2021-01-06 18:50:02,513 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:50:02,514 INFO L481 AbstractCegarLoop]: Abstraction has 947 states and 1612 transitions. [2021-01-06 18:50:02,514 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 18:50:02,514 INFO L276 IsEmpty]: Start isEmpty. Operand 947 states and 1612 transitions. [2021-01-06 18:50:02,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-01-06 18:50:02,524 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:50:02,525 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] [2021-01-06 18:50:02,526 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-01-06 18:50:02,526 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:50:02,527 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:50:02,529 INFO L82 PathProgramCache]: Analyzing trace with hash -2004414273, now seen corresponding path program 1 times [2021-01-06 18:50:02,529 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:50:02,530 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [302099023] [2021-01-06 18:50:02,530 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:50:02,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:50:02,754 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:50:02,755 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [302099023] [2021-01-06 18:50:02,755 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:50:02,755 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-01-06 18:50:02,756 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2014311189] [2021-01-06 18:50:02,759 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-06 18:50:02,759 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:50:02,760 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-06 18:50:02,760 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 18:50:02,760 INFO L87 Difference]: Start difference. First operand 947 states and 1612 transitions. Second operand 5 states. [2021-01-06 18:50:03,092 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:50:03,093 INFO L93 Difference]: Finished difference Result 2790 states and 4752 transitions. [2021-01-06 18:50:03,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-01-06 18:50:03,094 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 51 [2021-01-06 18:50:03,094 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:50:03,108 INFO L225 Difference]: With dead ends: 2790 [2021-01-06 18:50:03,109 INFO L226 Difference]: Without dead ends: 1862 [2021-01-06 18:50:03,113 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 [2021-01-06 18:50:03,121 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1862 states. [2021-01-06 18:50:03,170 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1862 to 947. [2021-01-06 18:50:03,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 947 states. [2021-01-06 18:50:03,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 947 states to 947 states and 1611 transitions. [2021-01-06 18:50:03,177 INFO L78 Accepts]: Start accepts. Automaton has 947 states and 1611 transitions. Word has length 51 [2021-01-06 18:50:03,177 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:50:03,177 INFO L481 AbstractCegarLoop]: Abstraction has 947 states and 1611 transitions. [2021-01-06 18:50:03,177 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-06 18:50:03,177 INFO L276 IsEmpty]: Start isEmpty. Operand 947 states and 1611 transitions. [2021-01-06 18:50:03,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-01-06 18:50:03,182 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:50:03,183 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] [2021-01-06 18:50:03,183 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-01-06 18:50:03,184 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:50:03,187 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:50:03,188 INFO L82 PathProgramCache]: Analyzing trace with hash 586335314, now seen corresponding path program 1 times [2021-01-06 18:50:03,188 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:50:03,188 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1617882725] [2021-01-06 18:50:03,189 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:50:03,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:50:03,363 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:50:03,364 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1617882725] [2021-01-06 18:50:03,364 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:50:03,364 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 18:50:03,365 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [960472908] [2021-01-06 18:50:03,365 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 18:50:03,365 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:50:03,366 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 18:50:03,366 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:50:03,367 INFO L87 Difference]: Start difference. First operand 947 states and 1611 transitions. Second operand 3 states. [2021-01-06 18:50:03,447 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:50:03,448 INFO L93 Difference]: Finished difference Result 1876 states and 3196 transitions. [2021-01-06 18:50:03,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 18:50:03,449 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2021-01-06 18:50:03,449 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:50:03,455 INFO L225 Difference]: With dead ends: 1876 [2021-01-06 18:50:03,455 INFO L226 Difference]: Without dead ends: 952 [2021-01-06 18:50:03,457 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 [2021-01-06 18:50:03,460 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 952 states. [2021-01-06 18:50:03,504 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 952 to 947. [2021-01-06 18:50:03,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 947 states. [2021-01-06 18:50:03,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 947 states to 947 states and 1610 transitions. [2021-01-06 18:50:03,510 INFO L78 Accepts]: Start accepts. Automaton has 947 states and 1610 transitions. Word has length 52 [2021-01-06 18:50:03,516 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:50:03,517 INFO L481 AbstractCegarLoop]: Abstraction has 947 states and 1610 transitions. [2021-01-06 18:50:03,517 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 18:50:03,517 INFO L276 IsEmpty]: Start isEmpty. Operand 947 states and 1610 transitions. [2021-01-06 18:50:03,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-01-06 18:50:03,520 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:50:03,520 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] [2021-01-06 18:50:03,521 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-01-06 18:50:03,521 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:50:03,522 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:50:03,522 INFO L82 PathProgramCache]: Analyzing trace with hash 330330572, now seen corresponding path program 1 times [2021-01-06 18:50:03,523 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:50:03,524 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1825840205] [2021-01-06 18:50:03,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:50:03,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:50:03,637 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:50:03,638 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1825840205] [2021-01-06 18:50:03,638 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:50:03,639 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 18:50:03,639 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1067301676] [2021-01-06 18:50:03,639 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 18:50:03,639 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:50:03,641 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 18:50:03,642 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:50:03,642 INFO L87 Difference]: Start difference. First operand 947 states and 1610 transitions. Second operand 3 states. [2021-01-06 18:50:03,715 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:50:03,715 INFO L93 Difference]: Finished difference Result 1886 states and 3209 transitions. [2021-01-06 18:50:03,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 18:50:03,716 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 53 [2021-01-06 18:50:03,716 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:50:03,722 INFO L225 Difference]: With dead ends: 1886 [2021-01-06 18:50:03,722 INFO L226 Difference]: Without dead ends: 947 [2021-01-06 18:50:03,725 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 [2021-01-06 18:50:03,728 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 947 states. [2021-01-06 18:50:03,764 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 947 to 947. [2021-01-06 18:50:03,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 947 states. [2021-01-06 18:50:03,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 947 states to 947 states and 1608 transitions. [2021-01-06 18:50:03,769 INFO L78 Accepts]: Start accepts. Automaton has 947 states and 1608 transitions. Word has length 53 [2021-01-06 18:50:03,771 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:50:03,772 INFO L481 AbstractCegarLoop]: Abstraction has 947 states and 1608 transitions. [2021-01-06 18:50:03,772 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 18:50:03,772 INFO L276 IsEmpty]: Start isEmpty. Operand 947 states and 1608 transitions. [2021-01-06 18:50:03,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-01-06 18:50:03,775 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:50:03,775 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] [2021-01-06 18:50:03,776 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-01-06 18:50:03,776 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:50:03,776 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:50:03,777 INFO L82 PathProgramCache]: Analyzing trace with hash -1662020329, now seen corresponding path program 1 times [2021-01-06 18:50:03,777 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:50:03,777 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2139176043] [2021-01-06 18:50:03,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:50:03,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:50:03,927 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:50:03,927 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2139176043] [2021-01-06 18:50:03,928 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:50:03,928 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-01-06 18:50:03,928 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [14110952] [2021-01-06 18:50:03,930 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-06 18:50:03,930 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:50:03,931 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-06 18:50:03,933 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 18:50:03,933 INFO L87 Difference]: Start difference. First operand 947 states and 1608 transitions. Second operand 5 states. [2021-01-06 18:50:04,198 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:50:04,200 INFO L93 Difference]: Finished difference Result 2780 states and 4732 transitions. [2021-01-06 18:50:04,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-01-06 18:50:04,201 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 54 [2021-01-06 18:50:04,240 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:50:04,253 INFO L225 Difference]: With dead ends: 2780 [2021-01-06 18:50:04,253 INFO L226 Difference]: Without dead ends: 1860 [2021-01-06 18:50:04,257 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 [2021-01-06 18:50:04,261 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1860 states. [2021-01-06 18:50:04,306 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1860 to 947. [2021-01-06 18:50:04,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 947 states. [2021-01-06 18:50:04,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 947 states to 947 states and 1607 transitions. [2021-01-06 18:50:04,311 INFO L78 Accepts]: Start accepts. Automaton has 947 states and 1607 transitions. Word has length 54 [2021-01-06 18:50:04,311 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:50:04,312 INFO L481 AbstractCegarLoop]: Abstraction has 947 states and 1607 transitions. [2021-01-06 18:50:04,312 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-06 18:50:04,312 INFO L276 IsEmpty]: Start isEmpty. Operand 947 states and 1607 transitions. [2021-01-06 18:50:04,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-01-06 18:50:04,313 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:50:04,314 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] [2021-01-06 18:50:04,314 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-01-06 18:50:04,314 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:50:04,315 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:50:04,315 INFO L82 PathProgramCache]: Analyzing trace with hash 911634324, now seen corresponding path program 1 times [2021-01-06 18:50:04,315 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:50:04,315 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [604035273] [2021-01-06 18:50:04,316 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:50:04,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:50:04,416 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:50:04,416 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [604035273] [2021-01-06 18:50:04,417 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:50:04,417 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-01-06 18:50:04,417 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [496406176] [2021-01-06 18:50:04,417 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-06 18:50:04,418 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:50:04,418 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-06 18:50:04,418 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 18:50:04,418 INFO L87 Difference]: Start difference. First operand 947 states and 1607 transitions. Second operand 5 states. [2021-01-06 18:50:04,709 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:50:04,709 INFO L93 Difference]: Finished difference Result 2785 states and 4737 transitions. [2021-01-06 18:50:04,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-01-06 18:50:04,710 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 55 [2021-01-06 18:50:04,710 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:50:04,720 INFO L225 Difference]: With dead ends: 2785 [2021-01-06 18:50:04,720 INFO L226 Difference]: Without dead ends: 1865 [2021-01-06 18:50:04,723 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 [2021-01-06 18:50:04,726 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1865 states. [2021-01-06 18:50:04,779 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1865 to 947. [2021-01-06 18:50:04,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 947 states. [2021-01-06 18:50:04,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 947 states to 947 states and 1606 transitions. [2021-01-06 18:50:04,784 INFO L78 Accepts]: Start accepts. Automaton has 947 states and 1606 transitions. Word has length 55 [2021-01-06 18:50:04,784 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:50:04,784 INFO L481 AbstractCegarLoop]: Abstraction has 947 states and 1606 transitions. [2021-01-06 18:50:04,784 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-06 18:50:04,785 INFO L276 IsEmpty]: Start isEmpty. Operand 947 states and 1606 transitions. [2021-01-06 18:50:04,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-01-06 18:50:04,786 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:50:04,786 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] [2021-01-06 18:50:04,786 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-01-06 18:50:04,788 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:50:04,792 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:50:04,793 INFO L82 PathProgramCache]: Analyzing trace with hash -871980164, now seen corresponding path program 1 times [2021-01-06 18:50:04,793 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:50:04,793 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [369481490] [2021-01-06 18:50:04,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:50:04,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:50:04,902 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:50:04,902 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [369481490] [2021-01-06 18:50:04,902 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:50:04,902 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 18:50:04,903 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [315085990] [2021-01-06 18:50:04,904 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 18:50:04,904 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:50:04,904 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 18:50:04,905 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:50:04,905 INFO L87 Difference]: Start difference. First operand 947 states and 1606 transitions. Second operand 3 states. [2021-01-06 18:50:04,975 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:50:04,975 INFO L93 Difference]: Finished difference Result 1609 states and 2699 transitions. [2021-01-06 18:50:04,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 18:50:04,976 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 56 [2021-01-06 18:50:04,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:50:04,983 INFO L225 Difference]: With dead ends: 1609 [2021-01-06 18:50:04,983 INFO L226 Difference]: Without dead ends: 950 [2021-01-06 18:50:04,986 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 [2021-01-06 18:50:04,988 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 950 states. [2021-01-06 18:50:05,050 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 950 to 949. [2021-01-06 18:50:05,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 949 states. [2021-01-06 18:50:05,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 949 states to 949 states and 1608 transitions. [2021-01-06 18:50:05,055 INFO L78 Accepts]: Start accepts. Automaton has 949 states and 1608 transitions. Word has length 56 [2021-01-06 18:50:05,057 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:50:05,057 INFO L481 AbstractCegarLoop]: Abstraction has 949 states and 1608 transitions. [2021-01-06 18:50:05,057 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 18:50:05,058 INFO L276 IsEmpty]: Start isEmpty. Operand 949 states and 1608 transitions. [2021-01-06 18:50:05,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-01-06 18:50:05,059 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:50:05,059 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] [2021-01-06 18:50:05,059 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-01-06 18:50:05,060 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:50:05,060 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:50:05,060 INFO L82 PathProgramCache]: Analyzing trace with hash 83177038, now seen corresponding path program 1 times [2021-01-06 18:50:05,060 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:50:05,061 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1402308443] [2021-01-06 18:50:05,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:50:05,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:50:05,211 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:50:05,211 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1402308443] [2021-01-06 18:50:05,212 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:50:05,212 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 18:50:05,212 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1726144475] [2021-01-06 18:50:05,213 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 18:50:05,213 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:50:05,213 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 18:50:05,214 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:50:05,214 INFO L87 Difference]: Start difference. First operand 949 states and 1608 transitions. Second operand 3 states. [2021-01-06 18:50:05,354 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:50:05,354 INFO L93 Difference]: Finished difference Result 2733 states and 4648 transitions. [2021-01-06 18:50:05,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 18:50:05,355 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 64 [2021-01-06 18:50:05,355 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:50:05,365 INFO L225 Difference]: With dead ends: 2733 [2021-01-06 18:50:05,365 INFO L226 Difference]: Without dead ends: 1815 [2021-01-06 18:50:05,369 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 [2021-01-06 18:50:05,372 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1815 states. [2021-01-06 18:50:05,454 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1815 to 1156. [2021-01-06 18:50:05,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1156 states. [2021-01-06 18:50:05,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1156 states to 1156 states and 1990 transitions. [2021-01-06 18:50:05,460 INFO L78 Accepts]: Start accepts. Automaton has 1156 states and 1990 transitions. Word has length 64 [2021-01-06 18:50:05,460 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:50:05,460 INFO L481 AbstractCegarLoop]: Abstraction has 1156 states and 1990 transitions. [2021-01-06 18:50:05,461 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 18:50:05,461 INFO L276 IsEmpty]: Start isEmpty. Operand 1156 states and 1990 transitions. [2021-01-06 18:50:05,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-01-06 18:50:05,463 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:50:05,463 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] [2021-01-06 18:50:05,463 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-01-06 18:50:05,463 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:50:05,464 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:50:05,464 INFO L82 PathProgramCache]: Analyzing trace with hash 485789263, now seen corresponding path program 1 times [2021-01-06 18:50:05,465 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:50:05,465 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1302226225] [2021-01-06 18:50:05,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:50:05,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:50:05,585 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:50:05,590 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1302226225] [2021-01-06 18:50:05,591 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:50:05,591 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-01-06 18:50:05,592 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [419896779] [2021-01-06 18:50:05,592 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-06 18:50:05,593 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:50:05,594 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-06 18:50:05,594 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 18:50:05,594 INFO L87 Difference]: Start difference. First operand 1156 states and 1990 transitions. Second operand 5 states. [2021-01-06 18:50:05,957 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:50:05,957 INFO L93 Difference]: Finished difference Result 3398 states and 5876 transitions. [2021-01-06 18:50:05,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-01-06 18:50:05,958 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 65 [2021-01-06 18:50:05,958 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:50:05,970 INFO L225 Difference]: With dead ends: 3398 [2021-01-06 18:50:05,970 INFO L226 Difference]: Without dead ends: 2273 [2021-01-06 18:50:05,974 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 [2021-01-06 18:50:05,977 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2273 states. [2021-01-06 18:50:06,069 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2273 to 1156. [2021-01-06 18:50:06,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1156 states. [2021-01-06 18:50:06,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1156 states to 1156 states and 1988 transitions. [2021-01-06 18:50:06,078 INFO L78 Accepts]: Start accepts. Automaton has 1156 states and 1988 transitions. Word has length 65 [2021-01-06 18:50:06,079 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:50:06,079 INFO L481 AbstractCegarLoop]: Abstraction has 1156 states and 1988 transitions. [2021-01-06 18:50:06,079 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-06 18:50:06,079 INFO L276 IsEmpty]: Start isEmpty. Operand 1156 states and 1988 transitions. [2021-01-06 18:50:06,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-01-06 18:50:06,081 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:50:06,081 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] [2021-01-06 18:50:06,081 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-01-06 18:50:06,081 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:50:06,082 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:50:06,082 INFO L82 PathProgramCache]: Analyzing trace with hash 353537880, now seen corresponding path program 1 times [2021-01-06 18:50:06,082 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:50:06,083 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1840138275] [2021-01-06 18:50:06,083 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:50:06,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:50:06,177 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:50:06,177 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1840138275] [2021-01-06 18:50:06,177 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:50:06,177 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 18:50:06,178 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [306256896] [2021-01-06 18:50:06,178 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 18:50:06,179 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:50:06,179 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 18:50:06,180 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:50:06,180 INFO L87 Difference]: Start difference. First operand 1156 states and 1988 transitions. Second operand 3 states. [2021-01-06 18:50:06,372 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:50:06,373 INFO L93 Difference]: Finished difference Result 3396 states and 5868 transitions. [2021-01-06 18:50:06,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 18:50:06,373 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 66 [2021-01-06 18:50:06,374 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:50:06,385 INFO L225 Difference]: With dead ends: 3396 [2021-01-06 18:50:06,385 INFO L226 Difference]: Without dead ends: 2271 [2021-01-06 18:50:06,389 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 [2021-01-06 18:50:06,392 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2271 states. [2021-01-06 18:50:06,503 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2271 to 1612. [2021-01-06 18:50:06,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1612 states. [2021-01-06 18:50:06,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1612 states to 1612 states and 2829 transitions. [2021-01-06 18:50:06,510 INFO L78 Accepts]: Start accepts. Automaton has 1612 states and 2829 transitions. Word has length 66 [2021-01-06 18:50:06,510 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:50:06,510 INFO L481 AbstractCegarLoop]: Abstraction has 1612 states and 2829 transitions. [2021-01-06 18:50:06,510 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 18:50:06,510 INFO L276 IsEmpty]: Start isEmpty. Operand 1612 states and 2829 transitions. [2021-01-06 18:50:06,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-01-06 18:50:06,519 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:50:06,520 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] [2021-01-06 18:50:06,520 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-01-06 18:50:06,520 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:50:06,521 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:50:06,521 INFO L82 PathProgramCache]: Analyzing trace with hash 1729621370, now seen corresponding path program 1 times [2021-01-06 18:50:06,521 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:50:06,521 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1368910623] [2021-01-06 18:50:06,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:50:06,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:50:06,603 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:50:06,603 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1368910623] [2021-01-06 18:50:06,604 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1433543693] [2021-01-06 18:50:06,604 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 [2021-01-06 18:50:07,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:50:07,050 INFO L263 TraceCheckSpWp]: Trace formula consists of 974 conjuncts, 3 conjunts are in the unsatisfiable core [2021-01-06 18:50:07,060 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-06 18:50:07,187 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:50:07,187 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-01-06 18:50:07,188 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2021-01-06 18:50:07,188 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2033496887] [2021-01-06 18:50:07,189 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-06 18:50:07,189 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:50:07,189 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-06 18:50:07,190 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-01-06 18:50:07,190 INFO L87 Difference]: Start difference. First operand 1612 states and 2829 transitions. Second operand 5 states. [2021-01-06 18:50:07,437 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:50:07,438 INFO L93 Difference]: Finished difference Result 3196 states and 5492 transitions. [2021-01-06 18:50:07,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-01-06 18:50:07,438 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 66 [2021-01-06 18:50:07,440 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:50:07,454 INFO L225 Difference]: With dead ends: 3196 [2021-01-06 18:50:07,454 INFO L226 Difference]: Without dead ends: 2537 [2021-01-06 18:50:07,457 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-01-06 18:50:07,461 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2537 states. [2021-01-06 18:50:07,625 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2537 to 1875. [2021-01-06 18:50:07,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1875 states. [2021-01-06 18:50:07,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1875 states to 1875 states and 3308 transitions. [2021-01-06 18:50:07,632 INFO L78 Accepts]: Start accepts. Automaton has 1875 states and 3308 transitions. Word has length 66 [2021-01-06 18:50:07,632 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:50:07,633 INFO L481 AbstractCegarLoop]: Abstraction has 1875 states and 3308 transitions. [2021-01-06 18:50:07,633 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-06 18:50:07,633 INFO L276 IsEmpty]: Start isEmpty. Operand 1875 states and 3308 transitions. [2021-01-06 18:50:07,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-01-06 18:50:07,636 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:50:07,637 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] [2021-01-06 18:50:07,850 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2021-01-06 18:50:07,851 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:50:07,852 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:50:07,852 INFO L82 PathProgramCache]: Analyzing trace with hash 968170493, now seen corresponding path program 1 times [2021-01-06 18:50:07,853 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:50:07,853 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1919751956] [2021-01-06 18:50:07,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:50:07,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:50:07,947 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:50:07,948 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1919751956] [2021-01-06 18:50:07,948 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:50:07,948 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 18:50:07,948 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1796608292] [2021-01-06 18:50:07,949 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 18:50:07,949 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:50:07,949 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 18:50:07,950 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:50:07,950 INFO L87 Difference]: Start difference. First operand 1875 states and 3308 transitions. Second operand 3 states. [2021-01-06 18:50:08,161 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:50:08,161 INFO L93 Difference]: Finished difference Result 5212 states and 9209 transitions. [2021-01-06 18:50:08,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 18:50:08,162 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 70 [2021-01-06 18:50:08,162 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:50:08,182 INFO L225 Difference]: With dead ends: 5212 [2021-01-06 18:50:08,182 INFO L226 Difference]: Without dead ends: 3438 [2021-01-06 18:50:08,187 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 [2021-01-06 18:50:08,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3438 states. [2021-01-06 18:50:08,371 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3438 to 2779. [2021-01-06 18:50:08,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2779 states. [2021-01-06 18:50:08,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2779 states to 2779 states and 4969 transitions. [2021-01-06 18:50:08,383 INFO L78 Accepts]: Start accepts. Automaton has 2779 states and 4969 transitions. Word has length 70 [2021-01-06 18:50:08,385 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:50:08,385 INFO L481 AbstractCegarLoop]: Abstraction has 2779 states and 4969 transitions. [2021-01-06 18:50:08,385 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 18:50:08,385 INFO L276 IsEmpty]: Start isEmpty. Operand 2779 states and 4969 transitions. [2021-01-06 18:50:08,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-01-06 18:50:08,390 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:50:08,391 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] [2021-01-06 18:50:08,391 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-01-06 18:50:08,391 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:50:08,392 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:50:08,392 INFO L82 PathProgramCache]: Analyzing trace with hash 579677821, now seen corresponding path program 1 times [2021-01-06 18:50:08,392 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:50:08,392 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [149245346] [2021-01-06 18:50:08,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:50:08,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:50:08,469 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:50:08,469 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [149245346] [2021-01-06 18:50:08,469 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:50:08,470 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 18:50:08,475 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1304684769] [2021-01-06 18:50:08,475 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 18:50:08,476 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:50:08,476 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 18:50:08,476 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:50:08,477 INFO L87 Difference]: Start difference. First operand 2779 states and 4969 transitions. Second operand 3 states. [2021-01-06 18:50:08,789 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:50:08,789 INFO L93 Difference]: Finished difference Result 7660 states and 13711 transitions. [2021-01-06 18:50:08,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 18:50:08,790 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 71 [2021-01-06 18:50:08,790 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:50:08,826 INFO L225 Difference]: With dead ends: 7660 [2021-01-06 18:50:08,826 INFO L226 Difference]: Without dead ends: 5016 [2021-01-06 18:50:08,834 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 [2021-01-06 18:50:08,842 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5016 states. [2021-01-06 18:50:09,103 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5016 to 4357. [2021-01-06 18:50:09,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4357 states. [2021-01-06 18:50:09,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4357 states to 4357 states and 7866 transitions. [2021-01-06 18:50:09,128 INFO L78 Accepts]: Start accepts. Automaton has 4357 states and 7866 transitions. Word has length 71 [2021-01-06 18:50:09,128 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:50:09,128 INFO L481 AbstractCegarLoop]: Abstraction has 4357 states and 7866 transitions. [2021-01-06 18:50:09,128 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 18:50:09,129 INFO L276 IsEmpty]: Start isEmpty. Operand 4357 states and 7866 transitions. [2021-01-06 18:50:09,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-01-06 18:50:09,138 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:50:09,138 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] [2021-01-06 18:50:09,138 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-01-06 18:50:09,138 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:50:09,139 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:50:09,139 INFO L82 PathProgramCache]: Analyzing trace with hash -538001300, now seen corresponding path program 1 times [2021-01-06 18:50:09,139 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:50:09,139 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1884636550] [2021-01-06 18:50:09,140 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:50:09,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:50:09,228 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:50:09,229 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1884636550] [2021-01-06 18:50:09,229 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:50:09,229 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 18:50:09,229 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [817981371] [2021-01-06 18:50:09,231 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 18:50:09,231 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:50:09,231 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 18:50:09,231 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:50:09,232 INFO L87 Difference]: Start difference. First operand 4357 states and 7866 transitions. Second operand 3 states. [2021-01-06 18:50:09,758 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:50:09,758 INFO L93 Difference]: Finished difference Result 12110 states and 21885 transitions. [2021-01-06 18:50:09,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 18:50:09,759 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 72 [2021-01-06 18:50:09,759 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:50:09,785 INFO L225 Difference]: With dead ends: 12110 [2021-01-06 18:50:09,785 INFO L226 Difference]: Without dead ends: 7922 [2021-01-06 18:50:09,794 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 [2021-01-06 18:50:09,805 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7922 states. [2021-01-06 18:50:10,172 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7922 to 7263. [2021-01-06 18:50:10,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7263 states. [2021-01-06 18:50:10,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7263 states to 7263 states and 13195 transitions. [2021-01-06 18:50:10,196 INFO L78 Accepts]: Start accepts. Automaton has 7263 states and 13195 transitions. Word has length 72 [2021-01-06 18:50:10,196 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:50:10,196 INFO L481 AbstractCegarLoop]: Abstraction has 7263 states and 13195 transitions. [2021-01-06 18:50:10,196 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 18:50:10,196 INFO L276 IsEmpty]: Start isEmpty. Operand 7263 states and 13195 transitions. [2021-01-06 18:50:10,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-01-06 18:50:10,203 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:50:10,204 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] [2021-01-06 18:50:10,204 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-01-06 18:50:10,204 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:50:10,204 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:50:10,205 INFO L82 PathProgramCache]: Analyzing trace with hash 1587413004, now seen corresponding path program 1 times [2021-01-06 18:50:10,205 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:50:10,205 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1241152054] [2021-01-06 18:50:10,205 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:50:10,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:50:10,327 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:50:10,328 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1241152054] [2021-01-06 18:50:10,328 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:50:10,328 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 18:50:10,330 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1552745837] [2021-01-06 18:50:10,331 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 18:50:10,331 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:50:10,331 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 18:50:10,332 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:50:10,332 INFO L87 Difference]: Start difference. First operand 7263 states and 13195 transitions. Second operand 3 states. [2021-01-06 18:50:10,970 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:50:10,970 INFO L93 Difference]: Finished difference Result 21154 states and 38483 transitions. [2021-01-06 18:50:10,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 18:50:10,971 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 73 [2021-01-06 18:50:10,971 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:50:11,019 INFO L225 Difference]: With dead ends: 21154 [2021-01-06 18:50:11,020 INFO L226 Difference]: Without dead ends: 14068 [2021-01-06 18:50:11,038 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 [2021-01-06 18:50:11,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14068 states. [2021-01-06 18:50:11,763 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14068 to 13409. [2021-01-06 18:50:11,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13409 states. [2021-01-06 18:50:11,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13409 states to 13409 states and 24460 transitions. [2021-01-06 18:50:11,919 INFO L78 Accepts]: Start accepts. Automaton has 13409 states and 24460 transitions. Word has length 73 [2021-01-06 18:50:11,919 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:50:11,919 INFO L481 AbstractCegarLoop]: Abstraction has 13409 states and 24460 transitions. [2021-01-06 18:50:11,919 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 18:50:11,920 INFO L276 IsEmpty]: Start isEmpty. Operand 13409 states and 24460 transitions. [2021-01-06 18:50:11,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-01-06 18:50:11,930 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:50:11,931 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] [2021-01-06 18:50:11,931 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-01-06 18:50:11,931 INFO L429 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:50:11,932 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:50:11,932 INFO L82 PathProgramCache]: Analyzing trace with hash 219115229, now seen corresponding path program 1 times [2021-01-06 18:50:11,932 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:50:11,932 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2044577338] [2021-01-06 18:50:11,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:50:11,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:50:12,013 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:50:12,014 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2044577338] [2021-01-06 18:50:12,014 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:50:12,014 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 18:50:12,015 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1674298543] [2021-01-06 18:50:12,015 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 18:50:12,015 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:50:12,016 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 18:50:12,016 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:50:12,016 INFO L87 Difference]: Start difference. First operand 13409 states and 24460 transitions. Second operand 3 states. [2021-01-06 18:50:13,178 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:50:13,178 INFO L93 Difference]: Finished difference Result 39422 states and 71977 transitions. [2021-01-06 18:50:13,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 18:50:13,179 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 74 [2021-01-06 18:50:13,179 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:50:13,290 INFO L225 Difference]: With dead ends: 39422 [2021-01-06 18:50:13,290 INFO L226 Difference]: Without dead ends: 26198 [2021-01-06 18:50:13,320 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 [2021-01-06 18:50:13,361 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26198 states. [2021-01-06 18:50:14,748 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26198 to 25539. [2021-01-06 18:50:14,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25539 states. [2021-01-06 18:50:14,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25539 states to 25539 states and 46669 transitions. [2021-01-06 18:50:14,820 INFO L78 Accepts]: Start accepts. Automaton has 25539 states and 46669 transitions. Word has length 74 [2021-01-06 18:50:14,821 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:50:14,821 INFO L481 AbstractCegarLoop]: Abstraction has 25539 states and 46669 transitions. [2021-01-06 18:50:14,821 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 18:50:14,821 INFO L276 IsEmpty]: Start isEmpty. Operand 25539 states and 46669 transitions. [2021-01-06 18:50:14,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-01-06 18:50:14,834 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:50:14,834 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] [2021-01-06 18:50:14,835 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-01-06 18:50:14,835 INFO L429 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:50:14,835 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:50:14,836 INFO L82 PathProgramCache]: Analyzing trace with hash 951022621, now seen corresponding path program 1 times [2021-01-06 18:50:14,836 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:50:14,836 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2051536783] [2021-01-06 18:50:14,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:50:14,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:50:14,910 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:50:14,910 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2051536783] [2021-01-06 18:50:14,910 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:50:14,910 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 18:50:14,911 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [422823834] [2021-01-06 18:50:14,911 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 18:50:14,911 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:50:14,912 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 18:50:14,912 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:50:14,912 INFO L87 Difference]: Start difference. First operand 25539 states and 46669 transitions. Second operand 3 states. [2021-01-06 18:50:16,798 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:50:16,798 INFO L93 Difference]: Finished difference Result 70451 states and 128340 transitions. [2021-01-06 18:50:16,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 18:50:16,799 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 75 [2021-01-06 18:50:16,799 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:50:16,944 INFO L225 Difference]: With dead ends: 70451 [2021-01-06 18:50:16,944 INFO L226 Difference]: Without dead ends: 45144 [2021-01-06 18:50:16,991 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 [2021-01-06 18:50:17,053 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45144 states. [2021-01-06 18:50:19,066 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45144 to 44485. [2021-01-06 18:50:19,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44485 states. [2021-01-06 18:50:19,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44485 states to 44485 states and 80846 transitions. [2021-01-06 18:50:19,163 INFO L78 Accepts]: Start accepts. Automaton has 44485 states and 80846 transitions. Word has length 75 [2021-01-06 18:50:19,163 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:50:19,163 INFO L481 AbstractCegarLoop]: Abstraction has 44485 states and 80846 transitions. [2021-01-06 18:50:19,163 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 18:50:19,163 INFO L276 IsEmpty]: Start isEmpty. Operand 44485 states and 80846 transitions. [2021-01-06 18:50:19,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-01-06 18:50:19,176 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:50:19,177 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] [2021-01-06 18:50:19,177 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-01-06 18:50:19,177 INFO L429 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:50:19,178 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:50:19,178 INFO L82 PathProgramCache]: Analyzing trace with hash -1060768810, now seen corresponding path program 1 times [2021-01-06 18:50:19,178 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:50:19,178 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [626535172] [2021-01-06 18:50:19,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:50:19,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:50:19,284 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-01-06 18:50:19,285 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [626535172] [2021-01-06 18:50:19,285 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:50:19,285 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-01-06 18:50:19,285 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2058631666] [2021-01-06 18:50:19,286 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-06 18:50:19,286 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:50:19,287 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-06 18:50:19,287 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 18:50:19,287 INFO L87 Difference]: Start difference. First operand 44485 states and 80846 transitions. Second operand 5 states. [2021-01-06 18:50:22,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:50:22,953 INFO L93 Difference]: Finished difference Result 131064 states and 238173 transitions. [2021-01-06 18:50:22,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-01-06 18:50:22,954 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 76 [2021-01-06 18:50:22,954 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:50:23,263 INFO L225 Difference]: With dead ends: 131064 [2021-01-06 18:50:23,264 INFO L226 Difference]: Without dead ends: 86879 [2021-01-06 18:50:23,358 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 [2021-01-06 18:50:23,478 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86879 states. [2021-01-06 18:50:26,008 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86879 to 44485. [2021-01-06 18:50:26,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44485 states. [2021-01-06 18:50:26,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44485 states to 44485 states and 80588 transitions. [2021-01-06 18:50:26,089 INFO L78 Accepts]: Start accepts. Automaton has 44485 states and 80588 transitions. Word has length 76 [2021-01-06 18:50:26,089 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:50:26,089 INFO L481 AbstractCegarLoop]: Abstraction has 44485 states and 80588 transitions. [2021-01-06 18:50:26,089 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-06 18:50:26,089 INFO L276 IsEmpty]: Start isEmpty. Operand 44485 states and 80588 transitions. [2021-01-06 18:50:26,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-01-06 18:50:26,104 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:50:26,104 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] [2021-01-06 18:50:26,104 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-01-06 18:50:26,105 INFO L429 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:50:26,105 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:50:26,105 INFO L82 PathProgramCache]: Analyzing trace with hash 315314680, now seen corresponding path program 2 times [2021-01-06 18:50:26,105 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:50:26,106 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [665458103] [2021-01-06 18:50:26,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:50:26,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:50:26,170 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:50:26,170 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [665458103] [2021-01-06 18:50:26,171 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:50:26,171 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 18:50:26,171 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1899518889] [2021-01-06 18:50:26,172 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 18:50:26,173 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:50:26,173 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 18:50:26,173 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:50:26,173 INFO L87 Difference]: Start difference. First operand 44485 states and 80588 transitions. Second operand 3 states. [2021-01-06 18:50:28,291 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:50:28,291 INFO L93 Difference]: Finished difference Result 89323 states and 161742 transitions. [2021-01-06 18:50:28,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 18:50:28,292 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 76 [2021-01-06 18:50:28,292 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:50:28,388 INFO L225 Difference]: With dead ends: 89323 [2021-01-06 18:50:28,388 INFO L226 Difference]: Without dead ends: 45144 [2021-01-06 18:50:28,430 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 [2021-01-06 18:50:28,490 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45144 states. [2021-01-06 18:50:30,449 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45144 to 44485. [2021-01-06 18:50:30,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44485 states. [2021-01-06 18:50:30,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44485 states to 44485 states and 80460 transitions. [2021-01-06 18:50:30,636 INFO L78 Accepts]: Start accepts. Automaton has 44485 states and 80460 transitions. Word has length 76 [2021-01-06 18:50:30,636 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:50:30,637 INFO L481 AbstractCegarLoop]: Abstraction has 44485 states and 80460 transitions. [2021-01-06 18:50:30,637 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 18:50:30,637 INFO L276 IsEmpty]: Start isEmpty. Operand 44485 states and 80460 transitions. [2021-01-06 18:50:30,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-01-06 18:50:30,647 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:50:30,647 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] [2021-01-06 18:50:30,647 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-01-06 18:50:30,647 INFO L429 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:50:30,648 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:50:30,648 INFO L82 PathProgramCache]: Analyzing trace with hash 1351103275, now seen corresponding path program 1 times [2021-01-06 18:50:30,648 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:50:30,649 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1286213967] [2021-01-06 18:50:30,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:50:30,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:50:30,714 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:50:30,714 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1286213967] [2021-01-06 18:50:30,715 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:50:30,715 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 18:50:30,715 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1195862481] [2021-01-06 18:50:30,715 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 18:50:30,716 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:50:30,717 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 18:50:30,718 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:50:30,718 INFO L87 Difference]: Start difference. First operand 44485 states and 80460 transitions. Second operand 3 states. [2021-01-06 18:50:33,642 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:50:33,642 INFO L93 Difference]: Finished difference Result 124949 states and 225816 transitions. [2021-01-06 18:50:33,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 18:50:33,643 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 76 [2021-01-06 18:50:33,643 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:50:33,952 INFO L225 Difference]: With dead ends: 124949 [2021-01-06 18:50:33,953 INFO L226 Difference]: Without dead ends: 80730 [2021-01-06 18:50:34,026 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 [2021-01-06 18:50:34,096 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80730 states. [2021-01-06 18:50:37,526 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80730 to 80071. [2021-01-06 18:50:37,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 80071 states. [2021-01-06 18:50:37,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80071 states to 80071 states and 144461 transitions. [2021-01-06 18:50:37,726 INFO L78 Accepts]: Start accepts. Automaton has 80071 states and 144461 transitions. Word has length 76 [2021-01-06 18:50:37,726 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:50:37,726 INFO L481 AbstractCegarLoop]: Abstraction has 80071 states and 144461 transitions. [2021-01-06 18:50:37,726 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 18:50:37,726 INFO L276 IsEmpty]: Start isEmpty. Operand 80071 states and 144461 transitions. [2021-01-06 18:50:37,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-01-06 18:50:37,738 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:50:37,738 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] [2021-01-06 18:50:37,738 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-01-06 18:50:37,739 INFO L429 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:50:37,739 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:50:37,739 INFO L82 PathProgramCache]: Analyzing trace with hash 2056453362, now seen corresponding path program 1 times [2021-01-06 18:50:37,740 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:50:37,740 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019369106] [2021-01-06 18:50:37,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:50:37,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:50:37,857 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:50:37,857 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019369106] [2021-01-06 18:50:37,857 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [257469129] [2021-01-06 18:50:37,858 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 [2021-01-06 18:50:38,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:50:38,254 INFO L263 TraceCheckSpWp]: Trace formula consists of 1009 conjuncts, 4 conjunts are in the unsatisfiable core [2021-01-06 18:50:38,259 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-06 18:50:38,389 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:50:38,389 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-01-06 18:50:38,390 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 10 [2021-01-06 18:50:38,390 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1283170162] [2021-01-06 18:50:38,391 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-01-06 18:50:38,391 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:50:38,391 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-01-06 18:50:38,392 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2021-01-06 18:50:38,392 INFO L87 Difference]: Start difference. First operand 80071 states and 144461 transitions. Second operand 10 states. [2021-01-06 18:50:45,165 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:50:45,165 INFO L93 Difference]: Finished difference Result 97533 states and 173714 transitions. [2021-01-06 18:50:45,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-01-06 18:50:45,165 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 77 [2021-01-06 18:50:45,165 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:50:45,319 INFO L225 Difference]: With dead ends: 97533 [2021-01-06 18:50:45,320 INFO L226 Difference]: Without dead ends: 96762 [2021-01-06 18:50:45,344 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 110 GetRequests, 75 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 359 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=302, Invalid=1030, Unknown=0, NotChecked=0, Total=1332 [2021-01-06 18:50:45,419 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96762 states. [2021-01-06 18:50:48,997 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96762 to 83136. [2021-01-06 18:50:48,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 83136 states. [2021-01-06 18:50:49,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83136 states to 83136 states and 149835 transitions. [2021-01-06 18:50:49,172 INFO L78 Accepts]: Start accepts. Automaton has 83136 states and 149835 transitions. Word has length 77 [2021-01-06 18:50:49,172 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:50:49,172 INFO L481 AbstractCegarLoop]: Abstraction has 83136 states and 149835 transitions. [2021-01-06 18:50:49,172 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2021-01-06 18:50:49,172 INFO L276 IsEmpty]: Start isEmpty. Operand 83136 states and 149835 transitions. [2021-01-06 18:50:49,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-01-06 18:50:49,186 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:50:49,186 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] [2021-01-06 18:50:49,401 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-06 18:50:49,402 INFO L429 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:50:49,403 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:50:49,403 INFO L82 PathProgramCache]: Analyzing trace with hash 1483121171, now seen corresponding path program 1 times [2021-01-06 18:50:49,403 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:50:49,404 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2016324514] [2021-01-06 18:50:49,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:50:49,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:50:49,473 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:50:49,473 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2016324514] [2021-01-06 18:50:49,473 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:50:49,473 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 18:50:49,474 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2069185631] [2021-01-06 18:50:49,474 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 18:50:49,476 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:50:49,477 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 18:50:49,477 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:50:49,478 INFO L87 Difference]: Start difference. First operand 83136 states and 149835 transitions. Second operand 3 states. [2021-01-06 18:50:55,426 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:50:55,426 INFO L93 Difference]: Finished difference Result 242199 states and 436690 transitions. [2021-01-06 18:50:55,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 18:50:55,428 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 78 [2021-01-06 18:50:55,428 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:50:55,820 INFO L225 Difference]: With dead ends: 242199 [2021-01-06 18:50:55,820 INFO L226 Difference]: Without dead ends: 161225 [2021-01-06 18:50:55,913 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 [2021-01-06 18:50:56,073 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161225 states. [2021-01-06 18:51:03,202 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161225 to 159954. [2021-01-06 18:51:03,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 159954 states. [2021-01-06 18:51:03,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159954 states to 159954 states and 288029 transitions. [2021-01-06 18:51:03,622 INFO L78 Accepts]: Start accepts. Automaton has 159954 states and 288029 transitions. Word has length 78 [2021-01-06 18:51:03,623 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:51:03,623 INFO L481 AbstractCegarLoop]: Abstraction has 159954 states and 288029 transitions. [2021-01-06 18:51:03,623 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 18:51:03,623 INFO L276 IsEmpty]: Start isEmpty. Operand 159954 states and 288029 transitions. [2021-01-06 18:51:03,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-01-06 18:51:03,638 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:51:03,638 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] [2021-01-06 18:51:03,638 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-01-06 18:51:03,639 INFO L429 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:51:03,639 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:51:03,639 INFO L82 PathProgramCache]: Analyzing trace with hash 1375392555, now seen corresponding path program 1 times [2021-01-06 18:51:03,639 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:51:03,640 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [982297933] [2021-01-06 18:51:03,640 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:51:03,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:51:03,698 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:51:03,699 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [982297933] [2021-01-06 18:51:03,699 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:51:03,699 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 18:51:03,699 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [888657722] [2021-01-06 18:51:03,699 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 18:51:03,700 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:51:03,700 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 18:51:03,700 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:51:03,700 INFO L87 Difference]: Start difference. First operand 159954 states and 288029 transitions. Second operand 3 states. [2021-01-06 18:51:13,343 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:51:13,343 INFO L93 Difference]: Finished difference Result 286640 states and 514870 transitions. [2021-01-06 18:51:13,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 18:51:13,343 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 79 [2021-01-06 18:51:13,344 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:51:13,959 INFO L225 Difference]: With dead ends: 286640 [2021-01-06 18:51:13,959 INFO L226 Difference]: Without dead ends: 285369 [2021-01-06 18:51:14,034 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:51:14,558 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 285369 states. [2021-01-06 18:51:26,575 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 285369 to 284098. [2021-01-06 18:51:26,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 284098 states. [2021-01-06 18:51:27,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284098 states to 284098 states and 509620 transitions. [2021-01-06 18:51:27,621 INFO L78 Accepts]: Start accepts. Automaton has 284098 states and 509620 transitions. Word has length 79 [2021-01-06 18:51:27,621 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:51:27,622 INFO L481 AbstractCegarLoop]: Abstraction has 284098 states and 509620 transitions. [2021-01-06 18:51:27,622 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 18:51:27,622 INFO L276 IsEmpty]: Start isEmpty. Operand 284098 states and 509620 transitions. [2021-01-06 18:51:27,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-01-06 18:51:27,636 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:51:27,636 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] [2021-01-06 18:51:27,636 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2021-01-06 18:51:27,637 INFO L429 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:51:27,643 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:51:27,644 INFO L82 PathProgramCache]: Analyzing trace with hash 314285281, now seen corresponding path program 1 times [2021-01-06 18:51:27,644 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:51:27,644 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1329690028] [2021-01-06 18:51:27,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:51:27,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:51:27,781 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:51:27,781 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1329690028] [2021-01-06 18:51:27,781 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:51:27,781 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-01-06 18:51:27,782 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1441777355] [2021-01-06 18:51:27,782 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-01-06 18:51:27,783 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:51:27,783 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-01-06 18:51:27,783 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2021-01-06 18:51:27,783 INFO L87 Difference]: Start difference. First operand 284098 states and 509620 transitions. Second operand 8 states. [2021-01-06 18:51:38,015 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:51:38,015 INFO L93 Difference]: Finished difference Result 286014 states and 512780 transitions. [2021-01-06 18:51:38,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-01-06 18:51:38,016 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 80 [2021-01-06 18:51:38,016 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:51:38,700 INFO L225 Difference]: With dead ends: 286014 [2021-01-06 18:51:38,700 INFO L226 Difference]: Without dead ends: 284848 [2021-01-06 18:51:38,774 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 [2021-01-06 18:51:39,303 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 284848 states. [2021-01-06 18:51:53,671 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 284848 to 283993. [2021-01-06 18:51:53,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 283993 states. [2021-01-06 18:51:54,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283993 states to 283993 states and 509437 transitions. [2021-01-06 18:51:54,802 INFO L78 Accepts]: Start accepts. Automaton has 283993 states and 509437 transitions. Word has length 80 [2021-01-06 18:51:54,802 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:51:54,802 INFO L481 AbstractCegarLoop]: Abstraction has 283993 states and 509437 transitions. [2021-01-06 18:51:54,802 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2021-01-06 18:51:54,802 INFO L276 IsEmpty]: Start isEmpty. Operand 283993 states and 509437 transitions. [2021-01-06 18:51:54,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-01-06 18:51:54,812 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:51:54,813 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] [2021-01-06 18:51:54,813 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-01-06 18:51:54,813 INFO L429 AbstractCegarLoop]: === Iteration 25 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:51:54,813 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:51:54,813 INFO L82 PathProgramCache]: Analyzing trace with hash -2026417463, now seen corresponding path program 1 times [2021-01-06 18:51:54,813 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:51:54,814 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1458155404] [2021-01-06 18:51:54,814 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:51:54,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:51:54,951 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:51:54,952 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1458155404] [2021-01-06 18:51:54,952 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:51:54,952 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-01-06 18:51:54,952 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1601133084] [2021-01-06 18:51:54,953 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-01-06 18:51:54,953 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:51:54,953 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-01-06 18:51:54,953 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2021-01-06 18:51:54,953 INFO L87 Difference]: Start difference. First operand 283993 states and 509437 transitions. Second operand 10 states. [2021-01-06 18:52:08,871 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:52:08,871 INFO L93 Difference]: Finished difference Result 294277 states and 526056 transitions. [2021-01-06 18:52:08,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-01-06 18:52:08,872 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 82 [2021-01-06 18:52:08,872 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:52:09,589 INFO L225 Difference]: With dead ends: 294277 [2021-01-06 18:52:09,589 INFO L226 Difference]: Without dead ends: 293596 [2021-01-06 18:52:09,672 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 258 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=337, Invalid=923, Unknown=0, NotChecked=0, Total=1260 [2021-01-06 18:52:09,942 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 293596 states. [2021-01-06 18:52:22,745 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 293596 to 284947. [2021-01-06 18:52:22,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 284947 states. [2021-01-06 18:52:23,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284947 states to 284947 states and 511010 transitions. [2021-01-06 18:52:23,969 INFO L78 Accepts]: Start accepts. Automaton has 284947 states and 511010 transitions. Word has length 82 [2021-01-06 18:52:23,969 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:52:23,969 INFO L481 AbstractCegarLoop]: Abstraction has 284947 states and 511010 transitions. [2021-01-06 18:52:23,969 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2021-01-06 18:52:23,970 INFO L276 IsEmpty]: Start isEmpty. Operand 284947 states and 511010 transitions. [2021-01-06 18:52:23,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-01-06 18:52:23,988 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:52:23,988 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] [2021-01-06 18:52:23,988 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2021-01-06 18:52:23,988 INFO L429 AbstractCegarLoop]: === Iteration 26 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:52:23,989 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:52:23,989 INFO L82 PathProgramCache]: Analyzing trace with hash 1971222634, now seen corresponding path program 1 times [2021-01-06 18:52:23,989 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:52:23,989 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [566344195] [2021-01-06 18:52:23,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:52:24,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:52:24,140 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:52:24,140 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [566344195] [2021-01-06 18:52:24,140 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:52:24,141 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-01-06 18:52:24,141 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1691666439] [2021-01-06 18:52:24,141 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-01-06 18:52:24,141 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:52:24,142 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-01-06 18:52:24,142 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2021-01-06 18:52:24,142 INFO L87 Difference]: Start difference. First operand 284947 states and 511010 transitions. Second operand 9 states. [2021-01-06 18:52:37,658 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:52:37,658 INFO L93 Difference]: Finished difference Result 295653 states and 528326 transitions. [2021-01-06 18:52:37,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-01-06 18:52:37,658 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 83 [2021-01-06 18:52:37,659 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:52:38,375 INFO L225 Difference]: With dead ends: 295653 [2021-01-06 18:52:38,375 INFO L226 Difference]: Without dead ends: 294486 [2021-01-06 18:52:38,462 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 255 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=336, Invalid=854, Unknown=0, NotChecked=0, Total=1190 [2021-01-06 18:52:38,737 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 294486 states.