/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc config/AutomizerReach.xml -s config/svcomp-Reach-64bit-Automizer_Default.epf -i ../sv-benchmarks/c/product-lines/email_spec8_product35.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-bitabs-dcfa08f [2020-12-23 09:11:10,332 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-23 09:11:10,337 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-23 09:11:10,379 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-23 09:11:10,379 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-23 09:11:10,381 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-23 09:11:10,383 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-23 09:11:10,386 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-23 09:11:10,388 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-23 09:11:10,390 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-23 09:11:10,391 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-23 09:11:10,393 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-23 09:11:10,393 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-23 09:11:10,395 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-23 09:11:10,396 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-23 09:11:10,398 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-23 09:11:10,399 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-23 09:11:10,401 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-23 09:11:10,403 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-23 09:11:10,406 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-23 09:11:10,408 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-23 09:11:10,410 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-23 09:11:10,415 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-23 09:11:10,417 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-23 09:11:10,443 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-23 09:11:10,445 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-23 09:11:10,445 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-23 09:11:10,447 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-23 09:11:10,447 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-23 09:11:10,452 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-23 09:11:10,453 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-23 09:11:10,454 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-23 09:11:10,455 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-23 09:11:10,457 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-23 09:11:10,458 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-23 09:11:10,459 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-23 09:11:10,460 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-23 09:11:10,460 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-23 09:11:10,479 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-23 09:11:10,481 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-23 09:11:10,482 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-23 09:11:10,483 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-12-23 09:11:10,547 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-23 09:11:10,548 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-23 09:11:10,550 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-23 09:11:10,551 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-23 09:11:10,551 INFO L138 SettingsManager]: * Use SBE=true [2020-12-23 09:11:10,552 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-23 09:11:10,554 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-23 09:11:10,554 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-23 09:11:10,554 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-23 09:11:10,555 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-23 09:11:10,556 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-23 09:11:10,556 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-23 09:11:10,557 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-23 09:11:10,557 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-23 09:11:10,557 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-23 09:11:10,558 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-23 09:11:10,558 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-23 09:11:10,558 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-23 09:11:10,558 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-23 09:11:10,559 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-23 09:11:10,559 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-23 09:11:10,559 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-23 09:11:10,559 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-23 09:11:10,560 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-23 09:11:10,560 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-23 09:11:10,560 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-23 09:11:11,003 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-23 09:11:11,034 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-23 09:11:11,037 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-23 09:11:11,039 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-23 09:11:11,040 INFO L275 PluginConnector]: CDTParser initialized [2020-12-23 09:11:11,042 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/email_spec8_product35.cil.c [2020-12-23 09:11:11,143 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/cb211c974/a9efe8421b7b4ba987eadcf7983c77c4/FLAG94113c2e8 [2020-12-23 09:11:12,103 INFO L306 CDTParser]: Found 1 translation units. [2020-12-23 09:11:12,104 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec8_product35.cil.c [2020-12-23 09:11:12,148 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/cb211c974/a9efe8421b7b4ba987eadcf7983c77c4/FLAG94113c2e8 [2020-12-23 09:11:12,243 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/cb211c974/a9efe8421b7b4ba987eadcf7983c77c4 [2020-12-23 09:11:12,246 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-23 09:11:12,249 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-23 09:11:12,251 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-23 09:11:12,251 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-23 09:11:12,258 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-23 09:11:12,259 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.12 09:11:12" (1/1) ... [2020-12-23 09:11:12,262 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@948f8a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:11:12, skipping insertion in model container [2020-12-23 09:11:12,262 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.12 09:11:12" (1/1) ... [2020-12-23 09:11:12,271 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-23 09:11:12,366 INFO L178 MainTranslator]: Built tables and reachable declarations left hand side expression in assignment: lhs: VariableLHS[~__utac__ad__arg1~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~2,] left hand side expression in assignment: lhs: VariableLHS[~receiver~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~0,] left hand side expression in assignment: lhs: VariableLHS[~pubkey~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~3,] left hand side expression in assignment: lhs: VariableLHS[~size~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~1,] left hand side expression in assignment: lhs: VariableLHS[~receiver~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~0,] left hand side expression in assignment: lhs: VariableLHS[~second~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp~5,] left hand side expression in assignment: lhs: VariableLHS[~fwreceiver~0,] left hand side expression in assignment: lhs: VariableLHS[~__utac__ad__arg1~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~6,] left hand side expression in assignment: lhs: VariableLHS[~privkey~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~7,] left hand side expression in assignment: lhs: VariableLHS[~client~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~8,] left hand side expression in assignment: lhs: VariableLHS[~email~0,] left hand side expression in assignment: lhs: VariableLHS[~queue_empty~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~queued_message~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~queued_client~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~2,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp~9,] left hand side expression in assignment: lhs: VariableLHS[~sender~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~10,] left hand side expression in assignment: lhs: VariableLHS[~privkey~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~11,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~2,] 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[~in_encrypted~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp2~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~12,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp~13,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~4,] left hand side expression in assignment: lhs: VariableLHS[~bob~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp1~0,] left hand side expression in assignment: lhs: VariableLHS[~rjh~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp2~1,] left hand side expression in assignment: lhs: VariableLHS[~chuck~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~14,] left hand side expression in assignment: lhs: VariableLHS[~tmp~15,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~1,] [2020-12-23 09:11:12,940 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec8_product35.cil.c[16101,16114] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~__ste_Email_counter~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~8,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~8,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~9,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~9,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~9,] left hand side expression in assignment: lhs: VariableLHS[~__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~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_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~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_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~12,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~12,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~12,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_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~13,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~13,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~13,] 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~14,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_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~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_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~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_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~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_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~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_isSignatureVerified0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_isSignatureVerified1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~excep~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~16,] left hand side expression in assignment: lhs: VariableLHS[~cf~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_15~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_15~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_16~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_16~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp12~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_17~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_18~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_17~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp13~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp14~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_19~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_19~0,] left hand side expression in assignment: lhs: VariableLHS[~excep~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_15~1,] left hand side expression in assignment: lhs: VariableLHS[~cf~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~17,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~1,] left hand side expression in assignment: lhs: VariableLHS[~mem_16~1,] left hand side expression in assignment: lhs: VariableLHS[~cf~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp12~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp13~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp14~1,] left hand side expression in assignment: lhs: VariableLHS[~mem_17~1,] left hand side expression in assignment: address: IdentifierExpression[~mem_17~1,] left hand side expression in assignment: lhs: VariableLHS[~excep~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~1,] left hand side expression in assignment: lhs: VariableLHS[~mem_16~2,] left hand side expression in assignment: lhs: VariableLHS[~cf~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~2,] left hand side expression in assignment: lhs: VariableLHS[~mem_17~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp12~2,] left hand side expression in assignment: lhs: VariableLHS[~mem_18~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp13~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp14~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp15~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_19~1,] left hand side expression in assignment: lhs: VariableLHS[~cf~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~18,] left hand side expression in assignment: lhs: VariableLHS[~new~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_18~2,] left hand side expression in assignment: address: IdentifierExpression[~mem_18~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~3,] left hand side expression in assignment: lhs: VariableLHS[~mem_19~2,] left hand side expression in assignment: address: IdentifierExpression[~mem_19~2,] left hand side expression in assignment: lhs: VariableLHS[~head~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~19,] 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~19,] left hand side expression in assignment: lhs: VariableLHS[~mem_24~0,] 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[~__cil_tmp4~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~2,] left hand side expression in assignment: lhs: VariableLHS[~mem_12~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~3,] left hand side expression in assignment: lhs: VariableLHS[~mem_13~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~3,] left hand side expression in assignment: lhs: VariableLHS[~mem_12~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~4,] left hand side expression in assignment: lhs: VariableLHS[~mem_13~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_counter~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~23,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~23,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~23,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~23,] 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~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_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~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~__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~19,] left hand side expression in assignment: lhs: VariableLHS[~size~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook0_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~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[~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[~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[~retValue_acc~29,] 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~30,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~30,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~30,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~30,] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_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~31,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~31,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~31,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~31,] left hand side expression in assignment: lhs: VariableLHS[~__ste_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~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_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~20,] left hand side expression in assignment: lhs: VariableLHS[~size~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_Keyring0_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~35,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~35,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~35,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~35,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~35,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~35,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~35,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~35,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~35,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~35,] left hand side expression in assignment: lhs: VariableLHS[~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[~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[~retValue_acc~36,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~36,] 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~37,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~37,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~37,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~37,] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_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~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_idCounter0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_idCounter1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_idCounter2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~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___2~3,] left hand side expression in assignment: lhs: VariableLHS[~op8~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~4,] left hand side expression in assignment: lhs: VariableLHS[~op9~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~6,] left hand side expression in assignment: lhs: VariableLHS[~op10~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~21,] left hand side expression in assignment: lhs: VariableLHS[~op11~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~22,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~7,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp~23,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~8,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~6,] left hand side expression in assignment: lhs: VariableLHS[~tmp~24,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~9,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~7,] left hand side expression in assignment: lhs: VariableLHS[~tmp~25,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~39,] left hand side expression in assignment: lhs: VariableLHS[~tmp~26,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~40,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~40,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~41,] left hand side expression in assignment: lhs: VariableLHS[~msg~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~42,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~43,] [2020-12-23 09:11:13,292 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-23 09:11:13,307 INFO L203 MainTranslator]: Completed pre-run left hand side expression in assignment: lhs: VariableLHS[~__utac__ad__arg1~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~2,] left hand side expression in assignment: lhs: VariableLHS[~receiver~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~0,] left hand side expression in assignment: lhs: VariableLHS[~pubkey~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~3,] left hand side expression in assignment: lhs: VariableLHS[~size~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~1,] left hand side expression in assignment: lhs: VariableLHS[~receiver~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~0,] left hand side expression in assignment: lhs: VariableLHS[~second~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp~5,] left hand side expression in assignment: lhs: VariableLHS[~fwreceiver~0,] left hand side expression in assignment: lhs: VariableLHS[~__utac__ad__arg1~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~6,] left hand side expression in assignment: lhs: VariableLHS[~privkey~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~7,] left hand side expression in assignment: lhs: VariableLHS[~client~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~8,] left hand side expression in assignment: lhs: VariableLHS[~email~0,] left hand side expression in assignment: lhs: VariableLHS[~queue_empty~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~queued_message~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~queued_client~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~2,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp~9,] left hand side expression in assignment: lhs: VariableLHS[~sender~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~10,] left hand side expression in assignment: lhs: VariableLHS[~privkey~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~11,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~2,] 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[~in_encrypted~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp2~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~12,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp~13,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~4,] left hand side expression in assignment: lhs: VariableLHS[~bob~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp1~0,] left hand side expression in assignment: lhs: VariableLHS[~rjh~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp2~1,] left hand side expression in assignment: lhs: VariableLHS[~chuck~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~14,] left hand side expression in assignment: lhs: VariableLHS[~tmp~15,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~1,] [2020-12-23 09:11:13,355 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec8_product35.cil.c[16101,16114] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~__ste_Email_counter~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~8,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~8,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~9,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~9,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~9,] left hand side expression in assignment: lhs: VariableLHS[~__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~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_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~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_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~12,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~12,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~12,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_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~13,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~13,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~13,] 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~14,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_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~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_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~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_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~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_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~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_isSignatureVerified0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_isSignatureVerified1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~excep~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~16,] left hand side expression in assignment: lhs: VariableLHS[~cf~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_15~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_15~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_16~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_16~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp12~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_17~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_18~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_17~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp13~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp14~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_19~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_19~0,] left hand side expression in assignment: lhs: VariableLHS[~excep~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_15~1,] left hand side expression in assignment: lhs: VariableLHS[~cf~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~17,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~1,] left hand side expression in assignment: lhs: VariableLHS[~mem_16~1,] left hand side expression in assignment: lhs: VariableLHS[~cf~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp12~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp13~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp14~1,] left hand side expression in assignment: lhs: VariableLHS[~mem_17~1,] left hand side expression in assignment: address: IdentifierExpression[~mem_17~1,] left hand side expression in assignment: lhs: VariableLHS[~excep~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~1,] left hand side expression in assignment: lhs: VariableLHS[~mem_16~2,] left hand side expression in assignment: lhs: VariableLHS[~cf~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~2,] left hand side expression in assignment: lhs: VariableLHS[~mem_17~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp12~2,] left hand side expression in assignment: lhs: VariableLHS[~mem_18~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp13~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp14~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp15~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_19~1,] left hand side expression in assignment: lhs: VariableLHS[~cf~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~18,] left hand side expression in assignment: lhs: VariableLHS[~new~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_18~2,] left hand side expression in assignment: address: IdentifierExpression[~mem_18~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~3,] left hand side expression in assignment: lhs: VariableLHS[~mem_19~2,] left hand side expression in assignment: address: IdentifierExpression[~mem_19~2,] left hand side expression in assignment: lhs: VariableLHS[~head~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~19,] 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~19,] left hand side expression in assignment: lhs: VariableLHS[~mem_24~0,] 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[~__cil_tmp4~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~2,] left hand side expression in assignment: lhs: VariableLHS[~mem_12~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~3,] left hand side expression in assignment: lhs: VariableLHS[~mem_13~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~3,] left hand side expression in assignment: lhs: VariableLHS[~mem_12~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~4,] left hand side expression in assignment: lhs: VariableLHS[~mem_13~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_counter~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~23,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~23,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~23,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~23,] 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~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_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~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~__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~19,] left hand side expression in assignment: lhs: VariableLHS[~size~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook0_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~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[~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[~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[~retValue_acc~29,] 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~30,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~30,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~30,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~30,] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_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~31,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~31,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~31,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~31,] left hand side expression in assignment: lhs: VariableLHS[~__ste_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~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_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~20,] left hand side expression in assignment: lhs: VariableLHS[~size~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_Keyring0_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~35,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~35,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~35,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~35,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~35,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~35,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~35,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~35,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~35,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~35,] left hand side expression in assignment: lhs: VariableLHS[~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[~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[~retValue_acc~36,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~36,] 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~37,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~37,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~37,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~37,] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_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~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_idCounter0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_idCounter1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_idCounter2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~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___2~3,] left hand side expression in assignment: lhs: VariableLHS[~op8~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~4,] left hand side expression in assignment: lhs: VariableLHS[~op9~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~6,] left hand side expression in assignment: lhs: VariableLHS[~op10~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~21,] left hand side expression in assignment: lhs: VariableLHS[~op11~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~22,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~7,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp~23,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~8,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~6,] left hand side expression in assignment: lhs: VariableLHS[~tmp~24,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~9,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~7,] left hand side expression in assignment: lhs: VariableLHS[~tmp~25,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~39,] left hand side expression in assignment: lhs: VariableLHS[~tmp~26,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~40,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~40,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~41,] left hand side expression in assignment: lhs: VariableLHS[~msg~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~42,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~43,] [2020-12-23 09:11:13,496 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-23 09:11:13,667 INFO L208 MainTranslator]: Completed translation [2020-12-23 09:11:13,667 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:11:13 WrapperNode [2020-12-23 09:11:13,668 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-23 09:11:13,670 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-23 09:11:13,670 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-23 09:11:13,670 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-23 09:11:13,680 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:11:13" (1/1) ... [2020-12-23 09:11:13,752 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:11:13" (1/1) ... [2020-12-23 09:11:14,010 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-23 09:11:14,014 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-23 09:11:14,015 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-23 09:11:14,015 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-23 09:11:14,027 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:11:13" (1/1) ... [2020-12-23 09:11:14,027 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:11:13" (1/1) ... [2020-12-23 09:11:14,063 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:11:13" (1/1) ... [2020-12-23 09:11:14,064 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:11:13" (1/1) ... [2020-12-23 09:11:14,168 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:11:13" (1/1) ... [2020-12-23 09:11:14,217 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:11:13" (1/1) ... [2020-12-23 09:11:14,244 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:11:13" (1/1) ... [2020-12-23 09:11:14,280 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-23 09:11:14,282 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-23 09:11:14,282 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-23 09:11:14,282 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-23 09:11:14,284 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:11:13" (1/1) ... No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-23 09:11:14,416 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-12-23 09:11:14,417 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-23 09:11:14,417 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-23 09:11:14,418 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-23 09:11:14,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-23 09:11:19,227 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-23 09:11:19,228 INFO L299 CfgBuilder]: Removed 937 assume(true) statements. [2020-12-23 09:11:19,232 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 09:11:19 BoogieIcfgContainer [2020-12-23 09:11:19,232 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-23 09:11:19,234 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-23 09:11:19,235 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-23 09:11:19,238 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-23 09:11:19,239 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.12 09:11:12" (1/3) ... [2020-12-23 09:11:19,240 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d991180 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.12 09:11:19, skipping insertion in model container [2020-12-23 09:11:19,240 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:11:13" (2/3) ... [2020-12-23 09:11:19,240 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d991180 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.12 09:11:19, skipping insertion in model container [2020-12-23 09:11:19,240 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 09:11:19" (3/3) ... [2020-12-23 09:11:19,242 INFO L111 eAbstractionObserver]: Analyzing ICFG email_spec8_product35.cil.c [2020-12-23 09:11:19,249 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-23 09:11:19,256 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 6 error locations. [2020-12-23 09:11:19,276 INFO L253 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2020-12-23 09:11:19,320 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-23 09:11:19,321 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-23 09:11:19,321 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-23 09:11:19,321 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-23 09:11:19,321 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-23 09:11:19,321 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-23 09:11:19,321 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-23 09:11:19,322 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-23 09:11:19,371 INFO L276 IsEmpty]: Start isEmpty. Operand 1342 states. [2020-12-23 09:11:19,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-12-23 09:11:19,407 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:11:19,408 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:11:19,409 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:11:19,417 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:11:19,418 INFO L82 PathProgramCache]: Analyzing trace with hash 140083866, now seen corresponding path program 1 times [2020-12-23 09:11:19,432 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:11:19,433 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1857154514] [2020-12-23 09:11:19,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:11:19,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:11:20,064 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 09:11:20,066 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1857154514] [2020-12-23 09:11:20,067 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:11:20,067 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 09:11:20,068 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [100591586] [2020-12-23 09:11:20,074 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:11:20,075 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:11:20,093 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:11:20,094 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:11:20,097 INFO L87 Difference]: Start difference. First operand 1342 states. Second operand 3 states. [2020-12-23 09:11:20,361 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:11:20,361 INFO L93 Difference]: Finished difference Result 3991 states and 6827 transitions. [2020-12-23 09:11:20,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:11:20,446 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 48 [2020-12-23 09:11:20,447 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:11:20,509 INFO L225 Difference]: With dead ends: 3991 [2020-12-23 09:11:20,509 INFO L226 Difference]: Without dead ends: 2172 [2020-12-23 09:11:20,523 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:11:20,551 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2172 states. [2020-12-23 09:11:20,665 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2172 to 1095. [2020-12-23 09:11:20,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1095 states. [2020-12-23 09:11:20,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1095 states to 1095 states and 1874 transitions. [2020-12-23 09:11:20,674 INFO L78 Accepts]: Start accepts. Automaton has 1095 states and 1874 transitions. Word has length 48 [2020-12-23 09:11:20,675 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:11:20,675 INFO L481 AbstractCegarLoop]: Abstraction has 1095 states and 1874 transitions. [2020-12-23 09:11:20,675 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:11:20,676 INFO L276 IsEmpty]: Start isEmpty. Operand 1095 states and 1874 transitions. [2020-12-23 09:11:20,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2020-12-23 09:11:20,678 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:11:20,679 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:11:20,679 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-23 09:11:20,680 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:11:20,680 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:11:20,681 INFO L82 PathProgramCache]: Analyzing trace with hash 41604779, now seen corresponding path program 1 times [2020-12-23 09:11:20,681 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:11:20,681 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1845355346] [2020-12-23 09:11:20,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:11:20,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:11:20,808 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 09:11:20,808 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1845355346] [2020-12-23 09:11:20,809 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:11:20,809 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 09:11:20,809 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [620715174] [2020-12-23 09:11:20,811 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 09:11:20,811 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:11:20,812 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 09:11:20,812 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 09:11:20,813 INFO L87 Difference]: Start difference. First operand 1095 states and 1874 transitions. Second operand 5 states. [2020-12-23 09:11:21,106 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:11:21,106 INFO L93 Difference]: Finished difference Result 3234 states and 5538 transitions. [2020-12-23 09:11:21,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-23 09:11:21,107 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 50 [2020-12-23 09:11:21,107 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:11:21,120 INFO L225 Difference]: With dead ends: 3234 [2020-12-23 09:11:21,121 INFO L226 Difference]: Without dead ends: 2158 [2020-12-23 09:11:21,125 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-12-23 09:11:21,130 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2158 states. [2020-12-23 09:11:21,178 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2158 to 1095. [2020-12-23 09:11:21,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1095 states. [2020-12-23 09:11:21,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1095 states to 1095 states and 1873 transitions. [2020-12-23 09:11:21,185 INFO L78 Accepts]: Start accepts. Automaton has 1095 states and 1873 transitions. Word has length 50 [2020-12-23 09:11:21,185 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:11:21,185 INFO L481 AbstractCegarLoop]: Abstraction has 1095 states and 1873 transitions. [2020-12-23 09:11:21,186 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 09:11:21,186 INFO L276 IsEmpty]: Start isEmpty. Operand 1095 states and 1873 transitions. [2020-12-23 09:11:21,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-12-23 09:11:21,188 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:11:21,189 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:11:21,189 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-23 09:11:21,189 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:11:21,190 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:11:21,190 INFO L82 PathProgramCache]: Analyzing trace with hash 1926292664, now seen corresponding path program 1 times [2020-12-23 09:11:21,190 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:11:21,190 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1579261064] [2020-12-23 09:11:21,191 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:11:21,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:11:21,341 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 09:11:21,342 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1579261064] [2020-12-23 09:11:21,342 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:11:21,342 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 09:11:21,343 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [454577951] [2020-12-23 09:11:21,343 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:11:21,343 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:11:21,344 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:11:21,344 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:11:21,345 INFO L87 Difference]: Start difference. First operand 1095 states and 1873 transitions. Second operand 3 states. [2020-12-23 09:11:21,445 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:11:21,446 INFO L93 Difference]: Finished difference Result 2172 states and 3720 transitions. [2020-12-23 09:11:21,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:11:21,447 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 51 [2020-12-23 09:11:21,447 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:11:21,454 INFO L225 Difference]: With dead ends: 2172 [2020-12-23 09:11:21,454 INFO L226 Difference]: Without dead ends: 1100 [2020-12-23 09:11:21,457 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 [2020-12-23 09:11:21,464 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1100 states. [2020-12-23 09:11:21,519 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1100 to 1095. [2020-12-23 09:11:21,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1095 states. [2020-12-23 09:11:21,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1095 states to 1095 states and 1872 transitions. [2020-12-23 09:11:21,526 INFO L78 Accepts]: Start accepts. Automaton has 1095 states and 1872 transitions. Word has length 51 [2020-12-23 09:11:21,533 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:11:21,533 INFO L481 AbstractCegarLoop]: Abstraction has 1095 states and 1872 transitions. [2020-12-23 09:11:21,534 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:11:21,534 INFO L276 IsEmpty]: Start isEmpty. Operand 1095 states and 1872 transitions. [2020-12-23 09:11:21,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-12-23 09:11:21,536 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:11:21,537 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:11:21,537 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-12-23 09:11:21,537 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:11:21,539 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:11:21,539 INFO L82 PathProgramCache]: Analyzing trace with hash 1363845118, now seen corresponding path program 1 times [2020-12-23 09:11:21,541 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:11:21,541 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [412507671] [2020-12-23 09:11:21,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:11:21,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:11:21,691 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 09:11:21,692 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [412507671] [2020-12-23 09:11:21,693 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:11:21,693 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 09:11:21,693 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [979059794] [2020-12-23 09:11:21,694 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:11:21,694 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:11:21,695 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:11:21,696 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:11:21,696 INFO L87 Difference]: Start difference. First operand 1095 states and 1872 transitions. Second operand 3 states. [2020-12-23 09:11:21,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:11:21,839 INFO L93 Difference]: Finished difference Result 2182 states and 3733 transitions. [2020-12-23 09:11:21,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:11:21,840 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-12-23 09:11:21,840 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:11:21,847 INFO L225 Difference]: With dead ends: 2182 [2020-12-23 09:11:21,847 INFO L226 Difference]: Without dead ends: 1095 [2020-12-23 09:11:21,852 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:11:21,855 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1095 states. [2020-12-23 09:11:21,907 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1095 to 1095. [2020-12-23 09:11:21,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1095 states. [2020-12-23 09:11:21,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1095 states to 1095 states and 1870 transitions. [2020-12-23 09:11:21,914 INFO L78 Accepts]: Start accepts. Automaton has 1095 states and 1870 transitions. Word has length 52 [2020-12-23 09:11:21,916 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:11:21,917 INFO L481 AbstractCegarLoop]: Abstraction has 1095 states and 1870 transitions. [2020-12-23 09:11:21,917 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:11:21,917 INFO L276 IsEmpty]: Start isEmpty. Operand 1095 states and 1870 transitions. [2020-12-23 09:11:21,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-12-23 09:11:21,919 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:11:21,919 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:11:21,919 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-12-23 09:11:21,921 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:11:21,921 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:11:21,921 INFO L82 PathProgramCache]: Analyzing trace with hash -2025560237, now seen corresponding path program 1 times [2020-12-23 09:11:21,922 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:11:21,922 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [250283532] [2020-12-23 09:11:21,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:11:21,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:11:22,077 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 09:11:22,078 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [250283532] [2020-12-23 09:11:22,078 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:11:22,078 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 09:11:22,078 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [832885777] [2020-12-23 09:11:22,079 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 09:11:22,079 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:11:22,079 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 09:11:22,081 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 09:11:22,081 INFO L87 Difference]: Start difference. First operand 1095 states and 1870 transitions. Second operand 5 states. [2020-12-23 09:11:22,392 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:11:22,392 INFO L93 Difference]: Finished difference Result 3224 states and 5518 transitions. [2020-12-23 09:11:22,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-23 09:11:22,395 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 53 [2020-12-23 09:11:22,395 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:11:22,409 INFO L225 Difference]: With dead ends: 3224 [2020-12-23 09:11:22,410 INFO L226 Difference]: Without dead ends: 2156 [2020-12-23 09:11:22,413 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-12-23 09:11:22,419 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2156 states. [2020-12-23 09:11:22,499 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2156 to 1095. [2020-12-23 09:11:22,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1095 states. [2020-12-23 09:11:22,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1095 states to 1095 states and 1869 transitions. [2020-12-23 09:11:22,505 INFO L78 Accepts]: Start accepts. Automaton has 1095 states and 1869 transitions. Word has length 53 [2020-12-23 09:11:22,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:11:22,506 INFO L481 AbstractCegarLoop]: Abstraction has 1095 states and 1869 transitions. [2020-12-23 09:11:22,506 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 09:11:22,506 INFO L276 IsEmpty]: Start isEmpty. Operand 1095 states and 1869 transitions. [2020-12-23 09:11:22,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-12-23 09:11:22,509 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:11:22,509 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:11:22,510 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-12-23 09:11:22,510 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:11:22,510 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:11:22,510 INFO L82 PathProgramCache]: Analyzing trace with hash -695613130, now seen corresponding path program 1 times [2020-12-23 09:11:22,511 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:11:22,511 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1319921410] [2020-12-23 09:11:22,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:11:22,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:11:22,648 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 09:11:22,648 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1319921410] [2020-12-23 09:11:22,648 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:11:22,649 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 09:11:22,649 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1043748738] [2020-12-23 09:11:22,651 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 09:11:22,651 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:11:22,652 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 09:11:22,652 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 09:11:22,652 INFO L87 Difference]: Start difference. First operand 1095 states and 1869 transitions. Second operand 5 states. [2020-12-23 09:11:22,993 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:11:22,994 INFO L93 Difference]: Finished difference Result 3229 states and 5523 transitions. [2020-12-23 09:11:22,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-23 09:11:22,995 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 54 [2020-12-23 09:11:22,995 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:11:23,008 INFO L225 Difference]: With dead ends: 3229 [2020-12-23 09:11:23,009 INFO L226 Difference]: Without dead ends: 2161 [2020-12-23 09:11:23,013 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-12-23 09:11:23,017 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2161 states. [2020-12-23 09:11:23,096 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2161 to 1095. [2020-12-23 09:11:23,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1095 states. [2020-12-23 09:11:23,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1095 states to 1095 states and 1868 transitions. [2020-12-23 09:11:23,104 INFO L78 Accepts]: Start accepts. Automaton has 1095 states and 1868 transitions. Word has length 54 [2020-12-23 09:11:23,104 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:11:23,104 INFO L481 AbstractCegarLoop]: Abstraction has 1095 states and 1868 transitions. [2020-12-23 09:11:23,104 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 09:11:23,104 INFO L276 IsEmpty]: Start isEmpty. Operand 1095 states and 1868 transitions. [2020-12-23 09:11:23,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-12-23 09:11:23,106 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:11:23,106 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:11:23,106 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-12-23 09:11:23,107 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:11:23,112 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:11:23,112 INFO L82 PathProgramCache]: Analyzing trace with hash -1584433074, now seen corresponding path program 1 times [2020-12-23 09:11:23,112 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:11:23,113 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1000766929] [2020-12-23 09:11:23,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:11:23,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:11:23,196 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 09:11:23,197 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1000766929] [2020-12-23 09:11:23,198 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:11:23,198 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 09:11:23,199 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1007069698] [2020-12-23 09:11:23,199 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:11:23,199 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:11:23,200 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:11:23,200 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:11:23,200 INFO L87 Difference]: Start difference. First operand 1095 states and 1868 transitions. Second operand 3 states. [2020-12-23 09:11:23,301 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:11:23,301 INFO L93 Difference]: Finished difference Result 1905 states and 3223 transitions. [2020-12-23 09:11:23,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:11:23,302 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 55 [2020-12-23 09:11:23,302 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:11:23,309 INFO L225 Difference]: With dead ends: 1905 [2020-12-23 09:11:23,309 INFO L226 Difference]: Without dead ends: 1098 [2020-12-23 09:11:23,312 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:11:23,315 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1098 states. [2020-12-23 09:11:23,373 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1098 to 1097. [2020-12-23 09:11:23,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1097 states. [2020-12-23 09:11:23,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1097 states to 1097 states and 1870 transitions. [2020-12-23 09:11:23,378 INFO L78 Accepts]: Start accepts. Automaton has 1097 states and 1870 transitions. Word has length 55 [2020-12-23 09:11:23,380 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:11:23,380 INFO L481 AbstractCegarLoop]: Abstraction has 1097 states and 1870 transitions. [2020-12-23 09:11:23,380 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:11:23,381 INFO L276 IsEmpty]: Start isEmpty. Operand 1097 states and 1870 transitions. [2020-12-23 09:11:23,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-12-23 09:11:23,382 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:11:23,382 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:11:23,382 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-12-23 09:11:23,383 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:11:23,383 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:11:23,383 INFO L82 PathProgramCache]: Analyzing trace with hash 2048609084, now seen corresponding path program 1 times [2020-12-23 09:11:23,383 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:11:23,384 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1809555123] [2020-12-23 09:11:23,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:11:23,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:11:23,491 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 09:11:23,492 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1809555123] [2020-12-23 09:11:23,492 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:11:23,492 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 09:11:23,492 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [695993087] [2020-12-23 09:11:23,493 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:11:23,494 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:11:23,494 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:11:23,494 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:11:23,494 INFO L87 Difference]: Start difference. First operand 1097 states and 1870 transitions. Second operand 3 states. [2020-12-23 09:11:23,638 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:11:23,638 INFO L93 Difference]: Finished difference Result 3177 states and 5434 transitions. [2020-12-23 09:11:23,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:11:23,639 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 63 [2020-12-23 09:11:23,640 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:11:23,653 INFO L225 Difference]: With dead ends: 3177 [2020-12-23 09:11:23,653 INFO L226 Difference]: Without dead ends: 2111 [2020-12-23 09:11:23,657 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:11:23,661 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2111 states. [2020-12-23 09:11:23,743 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2111 to 1304. [2020-12-23 09:11:23,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1304 states. [2020-12-23 09:11:23,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1304 states to 1304 states and 2252 transitions. [2020-12-23 09:11:23,750 INFO L78 Accepts]: Start accepts. Automaton has 1304 states and 2252 transitions. Word has length 63 [2020-12-23 09:11:23,750 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:11:23,750 INFO L481 AbstractCegarLoop]: Abstraction has 1304 states and 2252 transitions. [2020-12-23 09:11:23,750 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:11:23,750 INFO L276 IsEmpty]: Start isEmpty. Operand 1304 states and 2252 transitions. [2020-12-23 09:11:23,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-12-23 09:11:23,753 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:11:23,753 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:11:23,753 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-12-23 09:11:23,753 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:11:23,754 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:11:23,754 INFO L82 PathProgramCache]: Analyzing trace with hash 1923049243, now seen corresponding path program 1 times [2020-12-23 09:11:23,754 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:11:23,755 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1252488117] [2020-12-23 09:11:23,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:11:23,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:11:23,874 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 09:11:23,879 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1252488117] [2020-12-23 09:11:23,880 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:11:23,880 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 09:11:23,880 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1253687441] [2020-12-23 09:11:23,881 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 09:11:23,881 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:11:23,883 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 09:11:23,883 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 09:11:23,883 INFO L87 Difference]: Start difference. First operand 1304 states and 2252 transitions. Second operand 5 states. [2020-12-23 09:11:24,291 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:11:24,291 INFO L93 Difference]: Finished difference Result 3842 states and 6662 transitions. [2020-12-23 09:11:24,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-23 09:11:24,292 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 64 [2020-12-23 09:11:24,292 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:11:24,307 INFO L225 Difference]: With dead ends: 3842 [2020-12-23 09:11:24,308 INFO L226 Difference]: Without dead ends: 2569 [2020-12-23 09:11:24,311 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-12-23 09:11:24,317 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2569 states. [2020-12-23 09:11:24,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2569 to 1304. [2020-12-23 09:11:24,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1304 states. [2020-12-23 09:11:24,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1304 states to 1304 states and 2250 transitions. [2020-12-23 09:11:24,434 INFO L78 Accepts]: Start accepts. Automaton has 1304 states and 2250 transitions. Word has length 64 [2020-12-23 09:11:24,434 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:11:24,434 INFO L481 AbstractCegarLoop]: Abstraction has 1304 states and 2250 transitions. [2020-12-23 09:11:24,434 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 09:11:24,434 INFO L276 IsEmpty]: Start isEmpty. Operand 1304 states and 2250 transitions. [2020-12-23 09:11:24,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-12-23 09:11:24,437 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:11:24,437 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:11:24,437 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-12-23 09:11:24,438 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:11:24,438 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:11:24,438 INFO L82 PathProgramCache]: Analyzing trace with hash -1683447566, now seen corresponding path program 1 times [2020-12-23 09:11:24,438 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:11:24,439 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [808228531] [2020-12-23 09:11:24,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:11:24,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:11:24,548 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 09:11:24,548 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [808228531] [2020-12-23 09:11:24,549 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:11:24,549 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 09:11:24,549 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1709844897] [2020-12-23 09:11:24,550 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:11:24,550 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:11:24,550 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:11:24,551 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:11:24,551 INFO L87 Difference]: Start difference. First operand 1304 states and 2250 transitions. Second operand 3 states. [2020-12-23 09:11:24,732 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:11:24,732 INFO L93 Difference]: Finished difference Result 3840 states and 6654 transitions. [2020-12-23 09:11:24,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:11:24,733 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 65 [2020-12-23 09:11:24,733 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:11:24,747 INFO L225 Difference]: With dead ends: 3840 [2020-12-23 09:11:24,747 INFO L226 Difference]: Without dead ends: 2567 [2020-12-23 09:11:24,751 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:11:24,756 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2567 states. [2020-12-23 09:11:24,874 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2567 to 1760. [2020-12-23 09:11:24,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1760 states. [2020-12-23 09:11:24,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1760 states to 1760 states and 3091 transitions. [2020-12-23 09:11:24,880 INFO L78 Accepts]: Start accepts. Automaton has 1760 states and 3091 transitions. Word has length 65 [2020-12-23 09:11:24,880 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:11:24,881 INFO L481 AbstractCegarLoop]: Abstraction has 1760 states and 3091 transitions. [2020-12-23 09:11:24,881 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:11:24,881 INFO L276 IsEmpty]: Start isEmpty. Operand 1760 states and 3091 transitions. [2020-12-23 09:11:24,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-12-23 09:11:24,890 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:11:24,890 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:11:24,891 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-12-23 09:11:24,891 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:11:24,891 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:11:24,891 INFO L82 PathProgramCache]: Analyzing trace with hash -1639057776, now seen corresponding path program 1 times [2020-12-23 09:11:24,892 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:11:24,892 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [635631349] [2020-12-23 09:11:24,892 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:11:24,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:11:24,998 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 09:11:24,999 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [635631349] [2020-12-23 09:11:24,999 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1634820994] [2020-12-23 09:11:24,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-23 09:11:25,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:11:25,423 INFO L263 TraceCheckSpWp]: Trace formula consists of 947 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-23 09:11:25,433 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 09:11:25,532 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-23 09:11:25,533 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-12-23 09:11:25,533 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5 [2020-12-23 09:11:25,533 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [798718970] [2020-12-23 09:11:25,534 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:11:25,534 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:11:25,534 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:11:25,535 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-12-23 09:11:25,535 INFO L87 Difference]: Start difference. First operand 1760 states and 3091 transitions. Second operand 3 states. [2020-12-23 09:11:25,726 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:11:25,727 INFO L93 Difference]: Finished difference Result 2469 states and 4272 transitions. [2020-12-23 09:11:25,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:11:25,727 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 65 [2020-12-23 09:11:25,728 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:11:25,738 INFO L225 Difference]: With dead ends: 2469 [2020-12-23 09:11:25,738 INFO L226 Difference]: Without dead ends: 1762 [2020-12-23 09:11:25,741 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-12-23 09:11:25,744 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1762 states. [2020-12-23 09:11:25,909 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1762 to 1748. [2020-12-23 09:11:25,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1748 states. [2020-12-23 09:11:25,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1748 states to 1748 states and 3073 transitions. [2020-12-23 09:11:25,916 INFO L78 Accepts]: Start accepts. Automaton has 1748 states and 3073 transitions. Word has length 65 [2020-12-23 09:11:25,918 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:11:25,918 INFO L481 AbstractCegarLoop]: Abstraction has 1748 states and 3073 transitions. [2020-12-23 09:11:25,918 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:11:25,918 INFO L276 IsEmpty]: Start isEmpty. Operand 1748 states and 3073 transitions. [2020-12-23 09:11:25,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2020-12-23 09:11:25,923 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:11:25,923 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:11:26,137 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2020-12-23 09:11:26,138 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:11:26,139 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:11:26,139 INFO L82 PathProgramCache]: Analyzing trace with hash 320366489, now seen corresponding path program 1 times [2020-12-23 09:11:26,140 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:11:26,140 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [40526730] [2020-12-23 09:11:26,140 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:11:26,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:11:26,236 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 09:11:26,237 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [40526730] [2020-12-23 09:11:26,237 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [612230328] [2020-12-23 09:11:26,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-23 09:11:26,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:11:26,720 INFO L263 TraceCheckSpWp]: Trace formula consists of 1318 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-23 09:11:26,732 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 09:11:26,870 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 09:11:26,871 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-23 09:11:26,871 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2020-12-23 09:11:26,871 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1516060213] [2020-12-23 09:11:26,872 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 09:11:26,872 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:11:26,873 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 09:11:26,873 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2020-12-23 09:11:26,873 INFO L87 Difference]: Start difference. First operand 1748 states and 3073 transitions. Second operand 5 states. [2020-12-23 09:11:27,211 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:11:27,212 INFO L93 Difference]: Finished difference Result 3604 states and 6224 transitions. [2020-12-23 09:11:27,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-23 09:11:27,212 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 113 [2020-12-23 09:11:27,213 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:11:27,248 INFO L225 Difference]: With dead ends: 3604 [2020-12-23 09:11:27,249 INFO L226 Difference]: Without dead ends: 2809 [2020-12-23 09:11:27,254 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 116 GetRequests, 113 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2020-12-23 09:11:27,262 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2809 states. [2020-12-23 09:11:27,486 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2809 to 2011. [2020-12-23 09:11:27,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2011 states. [2020-12-23 09:11:27,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2011 states to 2011 states and 3552 transitions. [2020-12-23 09:11:27,496 INFO L78 Accepts]: Start accepts. Automaton has 2011 states and 3552 transitions. Word has length 113 [2020-12-23 09:11:27,496 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:11:27,497 INFO L481 AbstractCegarLoop]: Abstraction has 2011 states and 3552 transitions. [2020-12-23 09:11:27,497 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 09:11:27,497 INFO L276 IsEmpty]: Start isEmpty. Operand 2011 states and 3552 transitions. [2020-12-23 09:11:27,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2020-12-23 09:11:27,503 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:11:27,505 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:11:27,720 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2020-12-23 09:11:27,721 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:11:27,722 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:11:27,722 INFO L82 PathProgramCache]: Analyzing trace with hash 1117933238, now seen corresponding path program 1 times [2020-12-23 09:11:27,722 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:11:27,723 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1381446310] [2020-12-23 09:11:27,723 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:11:27,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:11:27,825 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 09:11:27,826 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1381446310] [2020-12-23 09:11:27,826 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:11:27,826 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 09:11:27,826 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [267599003] [2020-12-23 09:11:27,827 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:11:27,827 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:11:27,828 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:11:27,828 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:11:27,828 INFO L87 Difference]: Start difference. First operand 2011 states and 3552 transitions. Second operand 3 states. [2020-12-23 09:11:28,111 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:11:28,111 INFO L93 Difference]: Finished difference Result 5620 states and 9941 transitions. [2020-12-23 09:11:28,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:11:28,112 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 117 [2020-12-23 09:11:28,112 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:11:28,123 INFO L225 Difference]: With dead ends: 5620 [2020-12-23 09:11:28,124 INFO L226 Difference]: Without dead ends: 3710 [2020-12-23 09:11:28,129 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:11:28,136 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3710 states. [2020-12-23 09:11:28,321 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3710 to 2915. [2020-12-23 09:11:28,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2915 states. [2020-12-23 09:11:28,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2915 states to 2915 states and 5213 transitions. [2020-12-23 09:11:28,331 INFO L78 Accepts]: Start accepts. Automaton has 2915 states and 5213 transitions. Word has length 117 [2020-12-23 09:11:28,331 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:11:28,332 INFO L481 AbstractCegarLoop]: Abstraction has 2915 states and 5213 transitions. [2020-12-23 09:11:28,332 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:11:28,332 INFO L276 IsEmpty]: Start isEmpty. Operand 2915 states and 5213 transitions. [2020-12-23 09:11:28,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2020-12-23 09:11:28,340 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:11:28,340 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:11:28,340 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-12-23 09:11:28,341 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:11:28,341 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:11:28,341 INFO L82 PathProgramCache]: Analyzing trace with hash 326954038, now seen corresponding path program 1 times [2020-12-23 09:11:28,342 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:11:28,342 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1467810119] [2020-12-23 09:11:28,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:11:28,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:11:28,429 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 09:11:28,430 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1467810119] [2020-12-23 09:11:28,430 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:11:28,430 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 09:11:28,430 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1908489183] [2020-12-23 09:11:28,431 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:11:28,431 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:11:28,431 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:11:28,432 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:11:28,432 INFO L87 Difference]: Start difference. First operand 2915 states and 5213 transitions. Second operand 3 states. [2020-12-23 09:11:28,844 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:11:28,844 INFO L93 Difference]: Finished difference Result 8068 states and 14443 transitions. [2020-12-23 09:11:28,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:11:28,845 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 118 [2020-12-23 09:11:28,845 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:11:28,862 INFO L225 Difference]: With dead ends: 8068 [2020-12-23 09:11:28,863 INFO L226 Difference]: Without dead ends: 5288 [2020-12-23 09:11:28,870 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:11:28,881 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5288 states. [2020-12-23 09:11:29,202 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5288 to 4493. [2020-12-23 09:11:29,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4493 states. [2020-12-23 09:11:29,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4493 states to 4493 states and 8110 transitions. [2020-12-23 09:11:29,220 INFO L78 Accepts]: Start accepts. Automaton has 4493 states and 8110 transitions. Word has length 118 [2020-12-23 09:11:29,220 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:11:29,220 INFO L481 AbstractCegarLoop]: Abstraction has 4493 states and 8110 transitions. [2020-12-23 09:11:29,221 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:11:29,221 INFO L276 IsEmpty]: Start isEmpty. Operand 4493 states and 8110 transitions. [2020-12-23 09:11:29,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2020-12-23 09:11:29,234 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:11:29,234 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:11:29,234 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-12-23 09:11:29,234 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:11:29,235 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:11:29,235 INFO L82 PathProgramCache]: Analyzing trace with hash -975676825, now seen corresponding path program 1 times [2020-12-23 09:11:29,235 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:11:29,236 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [948502406] [2020-12-23 09:11:29,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:11:29,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:11:29,348 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 09:11:29,348 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [948502406] [2020-12-23 09:11:29,349 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:11:29,349 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 09:11:29,349 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1347316932] [2020-12-23 09:11:29,350 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:11:29,350 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:11:29,350 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:11:29,351 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:11:29,351 INFO L87 Difference]: Start difference. First operand 4493 states and 8110 transitions. Second operand 3 states. [2020-12-23 09:11:29,808 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:11:29,808 INFO L93 Difference]: Finished difference Result 12518 states and 22617 transitions. [2020-12-23 09:11:29,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:11:29,809 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 119 [2020-12-23 09:11:29,809 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:11:29,833 INFO L225 Difference]: With dead ends: 12518 [2020-12-23 09:11:29,833 INFO L226 Difference]: Without dead ends: 8194 [2020-12-23 09:11:29,846 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:11:29,858 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8194 states. [2020-12-23 09:11:30,320 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8194 to 7399. [2020-12-23 09:11:30,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7399 states. [2020-12-23 09:11:30,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7399 states to 7399 states and 13439 transitions. [2020-12-23 09:11:30,342 INFO L78 Accepts]: Start accepts. Automaton has 7399 states and 13439 transitions. Word has length 119 [2020-12-23 09:11:30,342 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:11:30,342 INFO L481 AbstractCegarLoop]: Abstraction has 7399 states and 13439 transitions. [2020-12-23 09:11:30,342 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:11:30,342 INFO L276 IsEmpty]: Start isEmpty. Operand 7399 states and 13439 transitions. [2020-12-23 09:11:30,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2020-12-23 09:11:30,363 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:11:30,363 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:11:30,364 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-12-23 09:11:30,364 INFO L429 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:11:30,364 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:11:30,364 INFO L82 PathProgramCache]: Analyzing trace with hash 734291655, now seen corresponding path program 1 times [2020-12-23 09:11:30,365 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:11:30,365 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [668657024] [2020-12-23 09:11:30,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:11:30,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:11:30,444 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 09:11:30,445 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [668657024] [2020-12-23 09:11:30,445 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:11:30,445 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 09:11:30,445 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [15606257] [2020-12-23 09:11:30,446 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:11:30,446 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:11:30,446 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:11:30,447 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:11:30,447 INFO L87 Difference]: Start difference. First operand 7399 states and 13439 transitions. Second operand 3 states. [2020-12-23 09:11:31,277 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:11:31,277 INFO L93 Difference]: Finished difference Result 21562 states and 39215 transitions. [2020-12-23 09:11:31,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:11:31,278 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 120 [2020-12-23 09:11:31,278 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:11:31,325 INFO L225 Difference]: With dead ends: 21562 [2020-12-23 09:11:31,325 INFO L226 Difference]: Without dead ends: 14340 [2020-12-23 09:11:31,338 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:11:31,361 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14340 states. [2020-12-23 09:11:32,256 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14340 to 13545. [2020-12-23 09:11:32,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13545 states. [2020-12-23 09:11:32,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13545 states to 13545 states and 24704 transitions. [2020-12-23 09:11:32,307 INFO L78 Accepts]: Start accepts. Automaton has 13545 states and 24704 transitions. Word has length 120 [2020-12-23 09:11:32,307 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:11:32,307 INFO L481 AbstractCegarLoop]: Abstraction has 13545 states and 24704 transitions. [2020-12-23 09:11:32,308 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:11:32,308 INFO L276 IsEmpty]: Start isEmpty. Operand 13545 states and 24704 transitions. [2020-12-23 09:11:32,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2020-12-23 09:11:32,351 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:11:32,351 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:11:32,351 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-12-23 09:11:32,351 INFO L429 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:11:32,352 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:11:32,352 INFO L82 PathProgramCache]: Analyzing trace with hash 1898930134, now seen corresponding path program 1 times [2020-12-23 09:11:32,352 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:11:32,353 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2127596714] [2020-12-23 09:11:32,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:11:32,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:11:32,464 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 09:11:32,465 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2127596714] [2020-12-23 09:11:32,465 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:11:32,465 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 09:11:32,465 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [768004532] [2020-12-23 09:11:32,467 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:11:32,467 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:11:32,468 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:11:32,471 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:11:32,471 INFO L87 Difference]: Start difference. First operand 13545 states and 24704 transitions. Second operand 3 states. [2020-12-23 09:11:33,893 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:11:33,893 INFO L93 Difference]: Finished difference Result 39830 states and 72709 transitions. [2020-12-23 09:11:33,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:11:33,894 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 121 [2020-12-23 09:11:33,894 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:11:33,988 INFO L225 Difference]: With dead ends: 39830 [2020-12-23 09:11:33,989 INFO L226 Difference]: Without dead ends: 26470 [2020-12-23 09:11:34,013 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:11:34,045 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26470 states. [2020-12-23 09:11:35,428 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26470 to 25675. [2020-12-23 09:11:35,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25675 states. [2020-12-23 09:11:35,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25675 states to 25675 states and 46913 transitions. [2020-12-23 09:11:35,509 INFO L78 Accepts]: Start accepts. Automaton has 25675 states and 46913 transitions. Word has length 121 [2020-12-23 09:11:35,509 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:11:35,509 INFO L481 AbstractCegarLoop]: Abstraction has 25675 states and 46913 transitions. [2020-12-23 09:11:35,509 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:11:35,509 INFO L276 IsEmpty]: Start isEmpty. Operand 25675 states and 46913 transitions. [2020-12-23 09:11:35,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2020-12-23 09:11:35,558 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:11:35,559 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:11:35,559 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-12-23 09:11:35,559 INFO L429 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:11:35,560 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:11:35,560 INFO L82 PathProgramCache]: Analyzing trace with hash 2036413078, now seen corresponding path program 1 times [2020-12-23 09:11:35,560 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:11:35,560 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [407382596] [2020-12-23 09:11:35,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:11:35,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:11:35,647 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 09:11:35,649 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [407382596] [2020-12-23 09:11:35,650 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:11:35,650 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 09:11:35,652 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [231014219] [2020-12-23 09:11:35,653 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:11:35,653 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:11:35,654 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:11:35,654 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:11:35,654 INFO L87 Difference]: Start difference. First operand 25675 states and 46913 transitions. Second operand 3 states. [2020-12-23 09:11:37,546 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:11:37,546 INFO L93 Difference]: Finished difference Result 70859 states and 129072 transitions. [2020-12-23 09:11:37,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:11:37,547 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 122 [2020-12-23 09:11:37,547 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:11:37,684 INFO L225 Difference]: With dead ends: 70859 [2020-12-23 09:11:37,684 INFO L226 Difference]: Without dead ends: 45416 [2020-12-23 09:11:37,727 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:11:37,781 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45416 states. [2020-12-23 09:11:39,956 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45416 to 44621. [2020-12-23 09:11:39,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44621 states. [2020-12-23 09:11:40,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44621 states to 44621 states and 81090 transitions. [2020-12-23 09:11:40,233 INFO L78 Accepts]: Start accepts. Automaton has 44621 states and 81090 transitions. Word has length 122 [2020-12-23 09:11:40,233 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:11:40,233 INFO L481 AbstractCegarLoop]: Abstraction has 44621 states and 81090 transitions. [2020-12-23 09:11:40,233 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:11:40,233 INFO L276 IsEmpty]: Start isEmpty. Operand 44621 states and 81090 transitions. [2020-12-23 09:11:40,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2020-12-23 09:11:40,283 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:11:40,284 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:11:40,284 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-12-23 09:11:40,284 INFO L429 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:11:40,285 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:11:40,285 INFO L82 PathProgramCache]: Analyzing trace with hash 608685501, now seen corresponding path program 1 times [2020-12-23 09:11:40,285 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:11:40,285 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1341932153] [2020-12-23 09:11:40,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:11:40,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:11:40,383 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-12-23 09:11:40,384 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1341932153] [2020-12-23 09:11:40,384 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:11:40,384 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 09:11:40,384 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [910996136] [2020-12-23 09:11:40,385 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 09:11:40,385 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:11:40,385 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 09:11:40,386 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 09:11:40,386 INFO L87 Difference]: Start difference. First operand 44621 states and 81090 transitions. Second operand 5 states. [2020-12-23 09:11:43,963 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:11:43,963 INFO L93 Difference]: Finished difference Result 131472 states and 238905 transitions. [2020-12-23 09:11:43,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-12-23 09:11:43,964 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 123 [2020-12-23 09:11:43,964 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:11:44,184 INFO L225 Difference]: With dead ends: 131472 [2020-12-23 09:11:44,184 INFO L226 Difference]: Without dead ends: 87151 [2020-12-23 09:11:44,272 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-12-23 09:11:44,371 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87151 states. [2020-12-23 09:11:47,010 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87151 to 44621. [2020-12-23 09:11:47,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44621 states. [2020-12-23 09:11:47,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44621 states to 44621 states and 80832 transitions. [2020-12-23 09:11:47,102 INFO L78 Accepts]: Start accepts. Automaton has 44621 states and 80832 transitions. Word has length 123 [2020-12-23 09:11:47,102 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:11:47,102 INFO L481 AbstractCegarLoop]: Abstraction has 44621 states and 80832 transitions. [2020-12-23 09:11:47,102 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 09:11:47,102 INFO L276 IsEmpty]: Start isEmpty. Operand 44621 states and 80832 transitions. [2020-12-23 09:11:47,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2020-12-23 09:11:47,158 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:11:47,158 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:11:47,159 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2020-12-23 09:11:47,159 INFO L429 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:11:47,159 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:11:47,160 INFO L82 PathProgramCache]: Analyzing trace with hash -805556389, now seen corresponding path program 2 times [2020-12-23 09:11:47,160 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:11:47,160 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [14466487] [2020-12-23 09:11:47,160 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:11:47,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:11:47,248 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 09:11:47,248 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [14466487] [2020-12-23 09:11:47,248 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:11:47,249 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 09:11:47,249 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [17976848] [2020-12-23 09:11:47,249 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 09:11:47,249 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:11:47,250 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 09:11:47,250 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 09:11:47,250 INFO L87 Difference]: Start difference. First operand 44621 states and 80832 transitions. Second operand 5 states. [2020-12-23 09:11:49,349 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:11:49,349 INFO L93 Difference]: Finished difference Result 89731 states and 162474 transitions. [2020-12-23 09:11:49,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-23 09:11:49,350 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 123 [2020-12-23 09:11:49,350 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:11:49,442 INFO L225 Difference]: With dead ends: 89731 [2020-12-23 09:11:49,443 INFO L226 Difference]: Without dead ends: 45416 [2020-12-23 09:11:49,496 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-12-23 09:11:49,547 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45416 states. [2020-12-23 09:11:51,547 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45416 to 44621. [2020-12-23 09:11:51,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44621 states. [2020-12-23 09:11:51,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44621 states to 44621 states and 80704 transitions. [2020-12-23 09:11:51,634 INFO L78 Accepts]: Start accepts. Automaton has 44621 states and 80704 transitions. Word has length 123 [2020-12-23 09:11:51,634 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:11:51,634 INFO L481 AbstractCegarLoop]: Abstraction has 44621 states and 80704 transitions. [2020-12-23 09:11:51,634 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 09:11:51,634 INFO L276 IsEmpty]: Start isEmpty. Operand 44621 states and 80704 transitions. [2020-12-23 09:11:51,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2020-12-23 09:11:51,688 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:11:51,688 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:11:51,689 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2020-12-23 09:11:51,689 INFO L429 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:11:51,689 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:11:51,689 INFO L82 PathProgramCache]: Analyzing trace with hash 1852009928, now seen corresponding path program 1 times [2020-12-23 09:11:51,690 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:11:51,690 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1694939883] [2020-12-23 09:11:51,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:11:51,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:11:51,937 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 09:11:51,937 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1694939883] [2020-12-23 09:11:51,937 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:11:51,937 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 09:11:51,938 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [297801018] [2020-12-23 09:11:51,940 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:11:51,940 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:11:51,941 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:11:51,943 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:11:51,943 INFO L87 Difference]: Start difference. First operand 44621 states and 80704 transitions. Second operand 3 states. [2020-12-23 09:11:54,990 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:11:54,990 INFO L93 Difference]: Finished difference Result 125357 states and 226548 transitions. [2020-12-23 09:11:54,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:11:54,991 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 123 [2020-12-23 09:11:54,991 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:11:55,150 INFO L225 Difference]: With dead ends: 125357 [2020-12-23 09:11:55,151 INFO L226 Difference]: Without dead ends: 81002 [2020-12-23 09:11:55,203 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:11:55,286 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81002 states. [2020-12-23 09:11:58,838 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81002 to 80207. [2020-12-23 09:11:58,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 80207 states. [2020-12-23 09:11:59,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80207 states to 80207 states and 144705 transitions. [2020-12-23 09:11:59,020 INFO L78 Accepts]: Start accepts. Automaton has 80207 states and 144705 transitions. Word has length 123 [2020-12-23 09:11:59,020 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:11:59,020 INFO L481 AbstractCegarLoop]: Abstraction has 80207 states and 144705 transitions. [2020-12-23 09:11:59,020 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:11:59,020 INFO L276 IsEmpty]: Start isEmpty. Operand 80207 states and 144705 transitions. [2020-12-23 09:11:59,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2020-12-23 09:11:59,077 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:11:59,077 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:11:59,078 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2020-12-23 09:11:59,078 INFO L429 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:11:59,078 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:11:59,078 INFO L82 PathProgramCache]: Analyzing trace with hash 1555388705, now seen corresponding path program 1 times [2020-12-23 09:11:59,078 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:11:59,080 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1747206397] [2020-12-23 09:11:59,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:11:59,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:11:59,244 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-12-23 09:11:59,244 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1747206397] [2020-12-23 09:11:59,244 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:11:59,245 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-12-23 09:11:59,245 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2146173017] [2020-12-23 09:11:59,245 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-12-23 09:11:59,245 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:11:59,246 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-12-23 09:11:59,246 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2020-12-23 09:11:59,246 INFO L87 Difference]: Start difference. First operand 80207 states and 144705 transitions. Second operand 9 states. [2020-12-23 09:12:08,504 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:12:08,504 INFO L93 Difference]: Finished difference Result 165738 states and 298213 transitions. [2020-12-23 09:12:08,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-12-23 09:12:08,507 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 124 [2020-12-23 09:12:08,507 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:12:08,871 INFO L225 Difference]: With dead ends: 165738 [2020-12-23 09:12:08,871 INFO L226 Difference]: Without dead ends: 165011 [2020-12-23 09:12:08,926 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=212, Invalid=438, Unknown=0, NotChecked=0, Total=650 [2020-12-23 09:12:09,067 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165011 states. [2020-12-23 09:12:16,609 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165011 to 160804. [2020-12-23 09:12:16,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 160804 states. [2020-12-23 09:12:17,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160804 states to 160804 states and 290071 transitions. [2020-12-23 09:12:17,343 INFO L78 Accepts]: Start accepts. Automaton has 160804 states and 290071 transitions. Word has length 124 [2020-12-23 09:12:17,343 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:12:17,343 INFO L481 AbstractCegarLoop]: Abstraction has 160804 states and 290071 transitions. [2020-12-23 09:12:17,343 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-12-23 09:12:17,343 INFO L276 IsEmpty]: Start isEmpty. Operand 160804 states and 290071 transitions. [2020-12-23 09:12:17,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2020-12-23 09:12:17,483 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:12:17,484 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:12:17,484 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2020-12-23 09:12:17,484 INFO L429 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:12:17,484 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:12:17,485 INFO L82 PathProgramCache]: Analyzing trace with hash 147663085, now seen corresponding path program 1 times [2020-12-23 09:12:17,485 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:12:17,485 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1689720298] [2020-12-23 09:12:17,485 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:12:17,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:12:17,570 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-12-23 09:12:17,571 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1689720298] [2020-12-23 09:12:17,571 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:12:17,571 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 09:12:17,571 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1947188485] [2020-12-23 09:12:17,571 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 09:12:17,572 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:12:17,572 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 09:12:17,572 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-23 09:12:17,572 INFO L87 Difference]: Start difference. First operand 160804 states and 290071 transitions. Second operand 4 states. [2020-12-23 09:12:23,403 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:12:23,403 INFO L93 Difference]: Finished difference Result 163712 states and 294923 transitions. [2020-12-23 09:12:23,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-23 09:12:23,404 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 125 [2020-12-23 09:12:23,404 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:12:23,821 INFO L225 Difference]: With dead ends: 163712 [2020-12-23 09:12:23,821 INFO L226 Difference]: Without dead ends: 161792 [2020-12-23 09:12:23,867 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-23 09:12:24,008 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161792 states. [2020-12-23 09:12:30,870 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161792 to 160660. [2020-12-23 09:12:30,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 160660 states. [2020-12-23 09:12:31,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160660 states to 160660 states and 289820 transitions. [2020-12-23 09:12:31,510 INFO L78 Accepts]: Start accepts. Automaton has 160660 states and 289820 transitions. Word has length 125 [2020-12-23 09:12:31,511 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:12:31,511 INFO L481 AbstractCegarLoop]: Abstraction has 160660 states and 289820 transitions. [2020-12-23 09:12:31,511 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 09:12:31,511 INFO L276 IsEmpty]: Start isEmpty. Operand 160660 states and 289820 transitions. [2020-12-23 09:12:31,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2020-12-23 09:12:31,634 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:12:31,634 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:12:31,634 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2020-12-23 09:12:31,634 INFO L429 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:12:31,635 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:12:31,635 INFO L82 PathProgramCache]: Analyzing trace with hash -204267236, now seen corresponding path program 1 times [2020-12-23 09:12:31,635 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:12:31,635 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [849679375] [2020-12-23 09:12:31,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:12:31,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:12:31,741 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-12-23 09:12:31,742 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [849679375] [2020-12-23 09:12:31,742 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:12:31,742 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 09:12:31,742 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1383329290] [2020-12-23 09:12:31,743 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 09:12:31,743 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:12:31,743 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 09:12:31,744 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 09:12:31,744 INFO L87 Difference]: Start difference. First operand 160660 states and 289820 transitions. Second operand 5 states. [2020-12-23 09:12:43,391 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:12:43,391 INFO L93 Difference]: Finished difference Result 323613 states and 583435 transitions. [2020-12-23 09:12:43,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-12-23 09:12:43,392 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 126 [2020-12-23 09:12:43,392 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:12:44,502 INFO L225 Difference]: With dead ends: 323613 [2020-12-23 09:12:44,502 INFO L226 Difference]: Without dead ends: 321946 [2020-12-23 09:12:44,602 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-12-23 09:12:44,892 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 321946 states. [2020-12-23 09:12:58,830 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 321946 to 320368. [2020-12-23 09:12:58,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 320368 states. [2020-12-23 09:13:00,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320368 states to 320368 states and 578021 transitions. [2020-12-23 09:13:00,185 INFO L78 Accepts]: Start accepts. Automaton has 320368 states and 578021 transitions. Word has length 126 [2020-12-23 09:13:00,185 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:13:00,185 INFO L481 AbstractCegarLoop]: Abstraction has 320368 states and 578021 transitions. [2020-12-23 09:13:00,185 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 09:13:00,185 INFO L276 IsEmpty]: Start isEmpty. Operand 320368 states and 578021 transitions. [2020-12-23 09:13:00,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2020-12-23 09:13:00,434 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:13:00,434 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:13:00,435 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2020-12-23 09:13:00,435 INFO L429 AbstractCegarLoop]: === Iteration 25 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:13:00,435 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:13:00,435 INFO L82 PathProgramCache]: Analyzing trace with hash -1809255982, now seen corresponding path program 1 times [2020-12-23 09:13:00,435 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:13:00,435 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1622925705] [2020-12-23 09:13:00,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:13:00,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:13:01,196 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-12-23 09:13:01,196 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1622925705] [2020-12-23 09:13:01,196 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:13:01,197 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-12-23 09:13:01,197 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [102580251] [2020-12-23 09:13:01,197 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-12-23 09:13:01,197 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:13:01,198 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-12-23 09:13:01,198 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2020-12-23 09:13:01,198 INFO L87 Difference]: Start difference. First operand 320368 states and 578021 transitions. Second operand 8 states. [2020-12-23 09:13:14,624 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:13:14,624 INFO L93 Difference]: Finished difference Result 325454 states and 586405 transitions. [2020-12-23 09:13:14,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-12-23 09:13:14,625 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 126 [2020-12-23 09:13:14,625 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:13:15,605 INFO L225 Difference]: With dead ends: 325454 [2020-12-23 09:13:15,605 INFO L226 Difference]: Without dead ends: 322192 [2020-12-23 09:13:15,700 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=101, Invalid=205, Unknown=0, NotChecked=0, Total=306 [2020-12-23 09:13:15,948 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 322192 states. [2020-12-23 09:13:29,843 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 322192 to 320272. [2020-12-23 09:13:29,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 320272 states. [2020-12-23 09:13:31,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320272 states to 320272 states and 577807 transitions. [2020-12-23 09:13:31,102 INFO L78 Accepts]: Start accepts. Automaton has 320272 states and 577807 transitions. Word has length 126 [2020-12-23 09:13:31,102 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:13:31,102 INFO L481 AbstractCegarLoop]: Abstraction has 320272 states and 577807 transitions. [2020-12-23 09:13:31,102 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-12-23 09:13:31,102 INFO L276 IsEmpty]: Start isEmpty. Operand 320272 states and 577807 transitions. [2020-12-23 09:13:31,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2020-12-23 09:13:31,329 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:13:31,330 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:13:31,330 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2020-12-23 09:13:31,330 INFO L429 AbstractCegarLoop]: === Iteration 26 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:13:31,330 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:13:31,330 INFO L82 PathProgramCache]: Analyzing trace with hash 830042600, now seen corresponding path program 1 times [2020-12-23 09:13:31,331 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:13:31,331 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1311415637] [2020-12-23 09:13:31,331 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:13:31,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:13:32,058 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-12-23 09:13:32,058 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1311415637] [2020-12-23 09:13:32,059 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:13:32,059 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-12-23 09:13:32,059 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [102375970] [2020-12-23 09:13:32,059 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-12-23 09:13:32,060 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:13:32,060 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-12-23 09:13:32,060 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2020-12-23 09:13:32,060 INFO L87 Difference]: Start difference. First operand 320272 states and 577807 transitions. Second operand 10 states. [2020-12-23 09:13:48,303 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:13:48,304 INFO L93 Difference]: Finished difference Result 342956 states and 614917 transitions. [2020-12-23 09:13:48,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2020-12-23 09:13:48,304 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 126 [2020-12-23 09:13:48,304 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:13:49,114 INFO L225 Difference]: With dead ends: 342956 [2020-12-23 09:13:49,114 INFO L226 Difference]: Without dead ends: 340060 [2020-12-23 09:13:49,214 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 278 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=337, Invalid=923, Unknown=0, NotChecked=0, Total=1260 [2020-12-23 09:13:49,842 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 340060 states. [2020-12-23 09:14:04,578 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 340060 to 321787. [2020-12-23 09:14:04,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 321787 states. [2020-12-23 09:14:05,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321787 states to 321787 states and 580255 transitions. [2020-12-23 09:14:05,783 INFO L78 Accepts]: Start accepts. Automaton has 321787 states and 580255 transitions. Word has length 126 [2020-12-23 09:14:05,783 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:14:05,783 INFO L481 AbstractCegarLoop]: Abstraction has 321787 states and 580255 transitions. [2020-12-23 09:14:05,784 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-12-23 09:14:05,784 INFO L276 IsEmpty]: Start isEmpty. Operand 321787 states and 580255 transitions. [2020-12-23 09:14:06,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2020-12-23 09:14:06,617 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:14:06,617 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:14:06,617 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2020-12-23 09:14:06,617 INFO L429 AbstractCegarLoop]: === Iteration 27 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:14:06,618 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:14:06,618 INFO L82 PathProgramCache]: Analyzing trace with hash 848270158, now seen corresponding path program 1 times [2020-12-23 09:14:06,618 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:14:06,618 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [635566823] [2020-12-23 09:14:06,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:14:06,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:14:06,727 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-12-23 09:14:06,728 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [635566823] [2020-12-23 09:14:06,728 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:14:06,728 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 09:14:06,728 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [664846511] [2020-12-23 09:14:06,728 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 09:14:06,729 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:14:06,729 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 09:14:06,729 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 09:14:06,729 INFO L87 Difference]: Start difference. First operand 321787 states and 580255 transitions. Second operand 5 states.