/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_spec11_product30.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-bitabs-178dd20 [2021-01-06 18:39:48,739 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-01-06 18:39:48,744 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-01-06 18:39:48,803 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-01-06 18:39:48,803 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-01-06 18:39:48,808 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-01-06 18:39:48,813 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-01-06 18:39:48,819 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-01-06 18:39:48,822 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-01-06 18:39:48,829 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-01-06 18:39:48,834 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-01-06 18:39:48,836 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-01-06 18:39:48,837 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-01-06 18:39:48,841 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-01-06 18:39:48,843 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-01-06 18:39:48,845 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-01-06 18:39:48,846 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-01-06 18:39:48,849 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-01-06 18:39:48,857 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-01-06 18:39:48,865 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-01-06 18:39:48,868 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-01-06 18:39:48,870 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-01-06 18:39:48,872 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-01-06 18:39:48,875 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-01-06 18:39:48,885 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-01-06 18:39:48,885 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-01-06 18:39:48,886 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-01-06 18:39:48,889 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-01-06 18:39:48,890 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-01-06 18:39:48,891 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-01-06 18:39:48,892 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-01-06 18:39:48,893 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-01-06 18:39:48,895 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-01-06 18:39:48,895 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-01-06 18:39:48,896 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-01-06 18:39:48,897 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-01-06 18:39:48,900 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-01-06 18:39:48,907 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-01-06 18:39:48,908 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-01-06 18:39:48,909 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-01-06 18:39:48,910 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-01-06 18:39:48,911 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-01-06 18:39:48,959 INFO L113 SettingsManager]: Loading preferences was successful [2021-01-06 18:39:48,959 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-01-06 18:39:48,963 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-01-06 18:39:48,964 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-01-06 18:39:48,964 INFO L138 SettingsManager]: * Use SBE=true [2021-01-06 18:39:48,965 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-01-06 18:39:48,965 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-01-06 18:39:48,965 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-01-06 18:39:48,965 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-01-06 18:39:48,966 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-01-06 18:39:48,967 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-01-06 18:39:48,967 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-01-06 18:39:48,968 INFO L138 SettingsManager]: * Use constant arrays=true [2021-01-06 18:39:48,968 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-01-06 18:39:48,968 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-01-06 18:39:48,968 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-01-06 18:39:48,969 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-01-06 18:39:48,969 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-06 18:39:48,969 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-01-06 18:39:48,969 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-01-06 18:39:48,970 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-01-06 18:39:48,970 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-01-06 18:39:48,970 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-01-06 18:39:48,970 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-01-06 18:39:48,971 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-01-06 18:39:48,971 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-01-06 18:39:49,464 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-01-06 18:39:49,504 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-01-06 18:39:49,507 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-01-06 18:39:49,508 INFO L271 PluginConnector]: Initializing CDTParser... [2021-01-06 18:39:49,509 INFO L275 PluginConnector]: CDTParser initialized [2021-01-06 18:39:49,510 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/email_spec11_product30.cil.c [2021-01-06 18:39:49,588 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/eef3e00fb/824e392de316482cbb7bb2a69f7fc213/FLAGd5018ee59 [2021-01-06 18:39:50,382 INFO L306 CDTParser]: Found 1 translation units. [2021-01-06 18:39:50,383 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec11_product30.cil.c [2021-01-06 18:39:50,408 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/eef3e00fb/824e392de316482cbb7bb2a69f7fc213/FLAGd5018ee59 [2021-01-06 18:39:50,544 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/eef3e00fb/824e392de316482cbb7bb2a69f7fc213 [2021-01-06 18:39:50,547 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-01-06 18:39:50,551 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-01-06 18:39:50,555 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-01-06 18:39:50,556 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-01-06 18:39:50,560 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-01-06 18:39:50,562 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.01 06:39:50" (1/1) ... [2021-01-06 18:39:50,565 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f9d1a2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:39:50, skipping insertion in model container [2021-01-06 18:39:50,566 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.01 06:39:50" (1/1) ... [2021-01-06 18:39:50,576 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-01-06 18:39:50,685 INFO L178 MainTranslator]: Built tables and reachable declarations left hand side expression in assignment: lhs: VariableLHS[~tmp~0,] left hand side expression in assignment: lhs: VariableLHS[~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[~tmp~4,] left hand side expression in assignment: lhs: VariableLHS[~privkey~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~5,] left hand side expression in assignment: lhs: VariableLHS[~client~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~6,] left hand side expression in assignment: lhs: VariableLHS[~email~0,] left hand side expression in assignment: lhs: VariableLHS[~queue_empty~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~queued_message~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~queued_client~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~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[~__utac__ad__arg1~0,] left hand side expression in assignment: lhs: VariableLHS[~__utac__ad__arg2~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~7,] left hand side expression in assignment: lhs: VariableLHS[~sender~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~8,] left hand side expression in assignment: lhs: VariableLHS[~privkey~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~9,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~1,] left hand side expression in assignment: lhs: VariableLHS[~pubkey~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~0,] left hand side expression in assignment: lhs: VariableLHS[~op1~0,] left hand side expression in assignment: lhs: VariableLHS[~op2~0,] left hand side expression in assignment: lhs: VariableLHS[~op3~0,] left hand side expression in assignment: lhs: VariableLHS[~op4~0,] left hand side expression in assignment: lhs: VariableLHS[~op5~0,] left hand side expression in assignment: lhs: VariableLHS[~op6~0,] left hand side expression in assignment: lhs: VariableLHS[~op7~0,] left hand side expression in assignment: lhs: VariableLHS[~op8~0,] left hand side expression in assignment: lhs: VariableLHS[~op9~0,] left hand side expression in assignment: lhs: VariableLHS[~op10~0,] left hand side expression in assignment: lhs: VariableLHS[~op11~0,] left hand side expression in assignment: lhs: VariableLHS[~splverifierCounter~0,] left hand side expression in assignment: lhs: VariableLHS[~splverifierCounter~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___9~0,] left hand side expression in assignment: lhs: VariableLHS[~op1~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___8~0,] left hand side expression in assignment: lhs: VariableLHS[~op2~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___7~0,] left hand side expression in assignment: lhs: VariableLHS[~op3~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___6~0,] left hand side expression in assignment: lhs: VariableLHS[~op4~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___5~0,] left hand side expression in assignment: lhs: VariableLHS[~op5~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~1,] left hand side expression in assignment: lhs: VariableLHS[~op6~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~1,] left hand side expression in assignment: lhs: VariableLHS[~op7~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~2,] left hand side expression in assignment: lhs: VariableLHS[~op8~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~2,] left hand side expression in assignment: lhs: VariableLHS[~op9~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~3,] left hand side expression in assignment: lhs: VariableLHS[~op10~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~10,] left hand side expression in assignment: lhs: VariableLHS[~op11~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp~11,] left hand side expression in assignment: lhs: VariableLHS[~__ste_Email_counter~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_id0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_id1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~8,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~8,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~8,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_from0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_from1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~9,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~9,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~9,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_to0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_to1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_subject0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_subject1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_body0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_body1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~12,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~12,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~12,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_isEncrypted0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_isEncrypted1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~13,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~13,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~13,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_encryptionKey0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_encryptionKey1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_isSigned0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_isSigned1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~15,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~15,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~15,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_signKey0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_signKey1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_isSignatureVerified0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_isSignatureVerified1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp~12,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~13,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~14,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~6,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~1,] 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[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~tmp~16,] 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~19,] left hand side expression in assignment: lhs: VariableLHS[~msg~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp~17,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~7,] left hand side expression in assignment: lhs: VariableLHS[~bob~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp1~0,] left hand side expression in assignment: lhs: VariableLHS[~rjh~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp2~0,] left hand side expression in assignment: lhs: VariableLHS[~chuck~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp~18,] left hand side expression in assignment: lhs: VariableLHS[~tmp~19,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~8,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~4,] [2021-01-06 18:39:51,375 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_spec11_product30.cil.c[29183,29196] left hand side expression in assignment: lhs: VariableLHS[~excep~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~20,] left hand side expression in assignment: lhs: VariableLHS[~cf~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_15~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_15~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~1,] left hand side expression in assignment: lhs: VariableLHS[~mem_16~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_16~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp12~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_17~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_18~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_17~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp13~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp14~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_19~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_19~0,] left hand side expression in assignment: lhs: VariableLHS[~excep~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~1,] left hand side expression in assignment: lhs: VariableLHS[~mem_15~1,] left hand side expression in assignment: lhs: VariableLHS[~cf~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~21,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~1,] left hand side expression in assignment: lhs: VariableLHS[~mem_16~1,] left hand side expression in assignment: lhs: VariableLHS[~cf~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp12~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp13~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp14~1,] left hand side expression in assignment: lhs: VariableLHS[~mem_17~1,] left hand side expression in assignment: address: IdentifierExpression[~mem_17~1,] left hand side expression in assignment: lhs: VariableLHS[~excep~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~2,] left hand side expression in assignment: lhs: VariableLHS[~mem_16~2,] left hand side expression in assignment: lhs: VariableLHS[~cf~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~3,] left hand side expression in assignment: lhs: VariableLHS[~mem_17~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp12~2,] left hand side expression in assignment: lhs: VariableLHS[~mem_18~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp13~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp14~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp15~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_19~1,] left hand side expression in assignment: lhs: VariableLHS[~cf~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~22,] left hand side expression in assignment: lhs: VariableLHS[~new~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_18~2,] left hand side expression in assignment: address: IdentifierExpression[~mem_18~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~3,] left hand side expression in assignment: lhs: VariableLHS[~mem_19~2,] left hand side expression in assignment: address: IdentifierExpression[~mem_19~2,] left hand side expression in assignment: lhs: VariableLHS[~head~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] 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~24,] left hand side expression in assignment: lhs: VariableLHS[~mem_24~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~4,] left hand side expression in assignment: lhs: VariableLHS[~mem_12~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~4,] left hand side expression in assignment: lhs: VariableLHS[~mem_13~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~6,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~5,] left hand side expression in assignment: lhs: VariableLHS[~mem_12~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~5,] left hand side expression in assignment: lhs: VariableLHS[~mem_13~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_counter~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~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[~__cil_tmp3~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] 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~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_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~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_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~23,] left hand side expression in assignment: lhs: VariableLHS[~size~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~31,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~31,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook0_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~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~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_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~35,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~35,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~35,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~35,] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_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~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_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~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_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~24,] left hand side expression in assignment: lhs: VariableLHS[~size~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~7,] 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~39,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~39,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~39,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~39,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~39,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~39,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~39,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~39,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~39,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~39,] left hand side expression in assignment: lhs: VariableLHS[~__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~40,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~40,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~40,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~40,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~40,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~40,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~40,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~40,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~40,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~40,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~41,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~41,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~41,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~41,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~41,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~41,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~41,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~41,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~41,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~41,] 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~42,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~42,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~42,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~42,] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_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~43,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~43,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~43,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~43,] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_idCounter0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_idCounter1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_idCounter2~0,GLOBAL] [2021-01-06 18:39:51,607 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-06 18:39:51,620 INFO L203 MainTranslator]: Completed pre-run 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[~tmp~4,] left hand side expression in assignment: lhs: VariableLHS[~privkey~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~5,] left hand side expression in assignment: lhs: VariableLHS[~client~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~6,] left hand side expression in assignment: lhs: VariableLHS[~email~0,] left hand side expression in assignment: lhs: VariableLHS[~queue_empty~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~queued_message~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~queued_client~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~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[~__utac__ad__arg1~0,] left hand side expression in assignment: lhs: VariableLHS[~__utac__ad__arg2~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~7,] left hand side expression in assignment: lhs: VariableLHS[~sender~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~8,] left hand side expression in assignment: lhs: VariableLHS[~privkey~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~9,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~1,] left hand side expression in assignment: lhs: VariableLHS[~pubkey~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~0,] left hand side expression in assignment: lhs: VariableLHS[~op1~0,] left hand side expression in assignment: lhs: VariableLHS[~op2~0,] left hand side expression in assignment: lhs: VariableLHS[~op3~0,] left hand side expression in assignment: lhs: VariableLHS[~op4~0,] left hand side expression in assignment: lhs: VariableLHS[~op5~0,] left hand side expression in assignment: lhs: VariableLHS[~op6~0,] left hand side expression in assignment: lhs: VariableLHS[~op7~0,] left hand side expression in assignment: lhs: VariableLHS[~op8~0,] left hand side expression in assignment: lhs: VariableLHS[~op9~0,] left hand side expression in assignment: lhs: VariableLHS[~op10~0,] left hand side expression in assignment: lhs: VariableLHS[~op11~0,] left hand side expression in assignment: lhs: VariableLHS[~splverifierCounter~0,] left hand side expression in assignment: lhs: VariableLHS[~splverifierCounter~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___9~0,] left hand side expression in assignment: lhs: VariableLHS[~op1~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___8~0,] left hand side expression in assignment: lhs: VariableLHS[~op2~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___7~0,] left hand side expression in assignment: lhs: VariableLHS[~op3~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___6~0,] left hand side expression in assignment: lhs: VariableLHS[~op4~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___5~0,] left hand side expression in assignment: lhs: VariableLHS[~op5~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~1,] left hand side expression in assignment: lhs: VariableLHS[~op6~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~1,] left hand side expression in assignment: lhs: VariableLHS[~op7~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~2,] left hand side expression in assignment: lhs: VariableLHS[~op8~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~2,] left hand side expression in assignment: lhs: VariableLHS[~op9~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~3,] left hand side expression in assignment: lhs: VariableLHS[~op10~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~10,] left hand side expression in assignment: lhs: VariableLHS[~op11~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp~11,] left hand side expression in assignment: lhs: VariableLHS[~__ste_Email_counter~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_id0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_id1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~8,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~8,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~8,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_from0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_from1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~9,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~9,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~9,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_to0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_to1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_subject0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_subject1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_body0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_body1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~12,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~12,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~12,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_isEncrypted0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_isEncrypted1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~13,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~13,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~13,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_encryptionKey0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_encryptionKey1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_isSigned0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_isSigned1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~15,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~15,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~15,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_signKey0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_signKey1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_isSignatureVerified0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_isSignatureVerified1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp~12,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~13,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~14,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~6,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~1,] 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[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~tmp~16,] 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~19,] left hand side expression in assignment: lhs: VariableLHS[~msg~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp~17,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~7,] left hand side expression in assignment: lhs: VariableLHS[~bob~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp1~0,] left hand side expression in assignment: lhs: VariableLHS[~rjh~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp2~0,] left hand side expression in assignment: lhs: VariableLHS[~chuck~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp~18,] left hand side expression in assignment: lhs: VariableLHS[~tmp~19,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~8,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~4,] [2021-01-06 18:39:51,714 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_spec11_product30.cil.c[29183,29196] left hand side expression in assignment: lhs: VariableLHS[~excep~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~20,] left hand side expression in assignment: lhs: VariableLHS[~cf~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_15~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_15~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~1,] left hand side expression in assignment: lhs: VariableLHS[~mem_16~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_16~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp12~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_17~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_18~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_17~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp13~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp14~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_19~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_19~0,] left hand side expression in assignment: lhs: VariableLHS[~excep~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~1,] left hand side expression in assignment: lhs: VariableLHS[~mem_15~1,] left hand side expression in assignment: lhs: VariableLHS[~cf~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~21,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~1,] left hand side expression in assignment: lhs: VariableLHS[~mem_16~1,] left hand side expression in assignment: lhs: VariableLHS[~cf~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp12~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp13~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp14~1,] left hand side expression in assignment: lhs: VariableLHS[~mem_17~1,] left hand side expression in assignment: address: IdentifierExpression[~mem_17~1,] left hand side expression in assignment: lhs: VariableLHS[~excep~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~2,] left hand side expression in assignment: lhs: VariableLHS[~mem_16~2,] left hand side expression in assignment: lhs: VariableLHS[~cf~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~3,] left hand side expression in assignment: lhs: VariableLHS[~mem_17~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp12~2,] left hand side expression in assignment: lhs: VariableLHS[~mem_18~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp13~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp14~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp15~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_19~1,] left hand side expression in assignment: lhs: VariableLHS[~cf~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~22,] left hand side expression in assignment: lhs: VariableLHS[~new~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_18~2,] left hand side expression in assignment: address: IdentifierExpression[~mem_18~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~3,] left hand side expression in assignment: lhs: VariableLHS[~mem_19~2,] left hand side expression in assignment: address: IdentifierExpression[~mem_19~2,] left hand side expression in assignment: lhs: VariableLHS[~head~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] 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~24,] left hand side expression in assignment: lhs: VariableLHS[~mem_24~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~4,] left hand side expression in assignment: lhs: VariableLHS[~mem_12~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~4,] left hand side expression in assignment: lhs: VariableLHS[~mem_13~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~6,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~5,] left hand side expression in assignment: lhs: VariableLHS[~mem_12~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~5,] left hand side expression in assignment: lhs: VariableLHS[~mem_13~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_counter~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~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[~__cil_tmp3~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] 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~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_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~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_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~23,] left hand side expression in assignment: lhs: VariableLHS[~size~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~31,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~31,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~32,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook0_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~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~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_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~35,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~35,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~35,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~35,] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_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~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_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~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_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~24,] left hand side expression in assignment: lhs: VariableLHS[~size~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~7,] 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~39,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~39,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~39,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~39,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~39,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~39,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~39,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~39,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~39,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~39,] left hand side expression in assignment: lhs: VariableLHS[~__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~40,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~40,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~40,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~40,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~40,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~40,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~40,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~40,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~40,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~40,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~41,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~41,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~41,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~41,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~41,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~41,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~41,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~41,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~41,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~41,] 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~42,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~42,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~42,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~42,] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_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~43,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~43,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~43,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~43,] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_idCounter0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_idCounter1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_idCounter2~0,GLOBAL] [2021-01-06 18:39:51,806 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-06 18:39:51,930 INFO L208 MainTranslator]: Completed translation [2021-01-06 18:39:51,931 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:39:51 WrapperNode [2021-01-06 18:39:51,931 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-01-06 18:39:51,933 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-01-06 18:39:51,933 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-01-06 18:39:51,933 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-01-06 18:39:51,942 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:39:51" (1/1) ... [2021-01-06 18:39:52,004 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:39:51" (1/1) ... [2021-01-06 18:39:52,151 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-01-06 18:39:52,155 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-01-06 18:39:52,155 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-01-06 18:39:52,155 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-01-06 18:39:52,173 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:39:51" (1/1) ... [2021-01-06 18:39:52,173 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:39:51" (1/1) ... [2021-01-06 18:39:52,183 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:39:51" (1/1) ... [2021-01-06 18:39:52,184 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:39:51" (1/1) ... [2021-01-06 18:39:52,224 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:39:51" (1/1) ... [2021-01-06 18:39:52,251 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:39:51" (1/1) ... [2021-01-06 18:39:52,261 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:39:51" (1/1) ... [2021-01-06 18:39:52,277 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-01-06 18:39:52,279 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-01-06 18:39:52,279 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-01-06 18:39:52,279 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-01-06 18:39:52,280 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:39:51" (1/1) ... No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-06 18:39:52,425 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2021-01-06 18:39:52,427 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-01-06 18:39:52,427 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-01-06 18:39:52,427 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-01-06 18:39:52,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-01-06 18:39:55,002 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-01-06 18:39:55,003 INFO L299 CfgBuilder]: Removed 323 assume(true) statements. [2021-01-06 18:39:55,005 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 06:39:55 BoogieIcfgContainer [2021-01-06 18:39:55,006 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-01-06 18:39:55,008 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-01-06 18:39:55,008 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-01-06 18:39:55,012 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-01-06 18:39:55,012 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.01 06:39:50" (1/3) ... [2021-01-06 18:39:55,013 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79f63f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.01 06:39:55, skipping insertion in model container [2021-01-06 18:39:55,013 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:39:51" (2/3) ... [2021-01-06 18:39:55,014 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79f63f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.01 06:39:55, skipping insertion in model container [2021-01-06 18:39:55,014 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 06:39:55" (3/3) ... [2021-01-06 18:39:55,016 INFO L111 eAbstractionObserver]: Analyzing ICFG email_spec11_product30.cil.c [2021-01-06 18:39:55,023 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-01-06 18:39:55,029 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2021-01-06 18:39:55,050 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-01-06 18:39:55,082 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-01-06 18:39:55,082 INFO L378 AbstractCegarLoop]: Hoare is true [2021-01-06 18:39:55,083 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-01-06 18:39:55,083 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-01-06 18:39:55,083 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-01-06 18:39:55,083 INFO L382 AbstractCegarLoop]: Difference is false [2021-01-06 18:39:55,083 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-01-06 18:39:55,083 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-01-06 18:39:55,110 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states. [2021-01-06 18:39:55,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-01-06 18:39:55,125 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:39:55,127 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] [2021-01-06 18:39:55,127 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:39:55,133 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:39:55,134 INFO L82 PathProgramCache]: Analyzing trace with hash -564584514, now seen corresponding path program 1 times [2021-01-06 18:39:55,144 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:39:55,145 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1242002844] [2021-01-06 18:39:55,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:39:55,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:39:55,668 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:39:55,669 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1242002844] [2021-01-06 18:39:55,670 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:39:55,670 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 18:39:55,671 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2035374962] [2021-01-06 18:39:55,677 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 18:39:55,677 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:39:55,696 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 18:39:55,697 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:39:55,700 INFO L87 Difference]: Start difference. First operand 501 states. Second operand 3 states. [2021-01-06 18:39:55,888 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:39:55,888 INFO L93 Difference]: Finished difference Result 1468 states and 2564 transitions. [2021-01-06 18:39:55,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 18:39:55,890 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 62 [2021-01-06 18:39:55,891 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:39:55,922 INFO L225 Difference]: With dead ends: 1468 [2021-01-06 18:39:55,922 INFO L226 Difference]: Without dead ends: 960 [2021-01-06 18:39:55,938 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:39:55,958 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 960 states. [2021-01-06 18:39:56,041 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 960 to 489. [2021-01-06 18:39:56,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 489 states. [2021-01-06 18:39:56,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 489 states and 848 transitions. [2021-01-06 18:39:56,052 INFO L78 Accepts]: Start accepts. Automaton has 489 states and 848 transitions. Word has length 62 [2021-01-06 18:39:56,052 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:39:56,052 INFO L481 AbstractCegarLoop]: Abstraction has 489 states and 848 transitions. [2021-01-06 18:39:56,052 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 18:39:56,053 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 848 transitions. [2021-01-06 18:39:56,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-01-06 18:39:56,063 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:39:56,064 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] [2021-01-06 18:39:56,064 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-01-06 18:39:56,064 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:39:56,065 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:39:56,065 INFO L82 PathProgramCache]: Analyzing trace with hash 425691729, now seen corresponding path program 1 times [2021-01-06 18:39:56,066 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:39:56,066 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1918082421] [2021-01-06 18:39:56,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:39:56,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:39:56,236 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:39:56,237 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1918082421] [2021-01-06 18:39:56,237 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:39:56,237 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-01-06 18:39:56,238 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [158966262] [2021-01-06 18:39:56,239 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-06 18:39:56,239 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:39:56,240 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-06 18:39:56,240 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 18:39:56,241 INFO L87 Difference]: Start difference. First operand 489 states and 848 transitions. Second operand 5 states. [2021-01-06 18:39:56,507 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:39:56,508 INFO L93 Difference]: Finished difference Result 1416 states and 2460 transitions. [2021-01-06 18:39:56,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-01-06 18:39:56,508 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 64 [2021-01-06 18:39:56,508 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:39:56,517 INFO L225 Difference]: With dead ends: 1416 [2021-01-06 18:39:56,517 INFO L226 Difference]: Without dead ends: 946 [2021-01-06 18:39:56,521 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-01-06 18:39:56,523 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 946 states. [2021-01-06 18:39:56,569 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 946 to 489. [2021-01-06 18:39:56,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 489 states. [2021-01-06 18:39:56,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 489 states and 847 transitions. [2021-01-06 18:39:56,572 INFO L78 Accepts]: Start accepts. Automaton has 489 states and 847 transitions. Word has length 64 [2021-01-06 18:39:56,573 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:39:56,573 INFO L481 AbstractCegarLoop]: Abstraction has 489 states and 847 transitions. [2021-01-06 18:39:56,573 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-06 18:39:56,573 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 847 transitions. [2021-01-06 18:39:56,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-01-06 18:39:56,578 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:39:56,579 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] [2021-01-06 18:39:56,579 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-01-06 18:39:56,580 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:39:56,583 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:39:56,583 INFO L82 PathProgramCache]: Analyzing trace with hash -886473314, now seen corresponding path program 1 times [2021-01-06 18:39:56,583 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:39:56,584 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1232059139] [2021-01-06 18:39:56,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:39:56,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:39:56,708 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:39:56,709 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1232059139] [2021-01-06 18:39:56,709 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:39:56,709 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 18:39:56,709 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [554849470] [2021-01-06 18:39:56,710 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 18:39:56,710 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:39:56,711 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 18:39:56,711 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:39:56,711 INFO L87 Difference]: Start difference. First operand 489 states and 847 transitions. Second operand 3 states. [2021-01-06 18:39:56,761 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:39:56,761 INFO L93 Difference]: Finished difference Result 960 states and 1668 transitions. [2021-01-06 18:39:56,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 18:39:56,762 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 65 [2021-01-06 18:39:56,762 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:39:56,766 INFO L225 Difference]: With dead ends: 960 [2021-01-06 18:39:56,766 INFO L226 Difference]: Without dead ends: 494 [2021-01-06 18:39:56,767 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:39:56,769 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 494 states. [2021-01-06 18:39:56,792 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 494 to 489. [2021-01-06 18:39:56,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 489 states. [2021-01-06 18:39:56,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 489 states and 846 transitions. [2021-01-06 18:39:56,796 INFO L78 Accepts]: Start accepts. Automaton has 489 states and 846 transitions. Word has length 65 [2021-01-06 18:39:56,804 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:39:56,804 INFO L481 AbstractCegarLoop]: Abstraction has 489 states and 846 transitions. [2021-01-06 18:39:56,804 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 18:39:56,804 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 846 transitions. [2021-01-06 18:39:56,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-01-06 18:39:56,807 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:39:56,807 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] [2021-01-06 18:39:56,808 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-01-06 18:39:56,808 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:39:56,808 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:39:56,808 INFO L82 PathProgramCache]: Analyzing trace with hash 981403236, now seen corresponding path program 1 times [2021-01-06 18:39:56,810 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:39:56,810 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1055134716] [2021-01-06 18:39:56,810 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:39:56,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:39:56,965 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:39:56,965 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1055134716] [2021-01-06 18:39:56,966 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:39:56,966 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 18:39:56,967 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1670093156] [2021-01-06 18:39:56,968 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 18:39:56,968 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:39:56,969 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 18:39:56,970 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:39:56,970 INFO L87 Difference]: Start difference. First operand 489 states and 846 transitions. Second operand 3 states. [2021-01-06 18:39:57,016 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:39:57,016 INFO L93 Difference]: Finished difference Result 970 states and 1681 transitions. [2021-01-06 18:39:57,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 18:39:57,017 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 66 [2021-01-06 18:39:57,017 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:39:57,020 INFO L225 Difference]: With dead ends: 970 [2021-01-06 18:39:57,020 INFO L226 Difference]: Without dead ends: 489 [2021-01-06 18:39:57,021 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:39:57,023 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 489 states. [2021-01-06 18:39:57,040 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 489 to 489. [2021-01-06 18:39:57,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 489 states. [2021-01-06 18:39:57,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 489 states and 844 transitions. [2021-01-06 18:39:57,043 INFO L78 Accepts]: Start accepts. Automaton has 489 states and 844 transitions. Word has length 66 [2021-01-06 18:39:57,045 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:39:57,045 INFO L481 AbstractCegarLoop]: Abstraction has 489 states and 844 transitions. [2021-01-06 18:39:57,045 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 18:39:57,045 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 844 transitions. [2021-01-06 18:39:57,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-01-06 18:39:57,047 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:39:57,047 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] [2021-01-06 18:39:57,047 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-01-06 18:39:57,048 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:39:57,049 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:39:57,049 INFO L82 PathProgramCache]: Analyzing trace with hash 1848300793, now seen corresponding path program 1 times [2021-01-06 18:39:57,050 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:39:57,050 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2090743312] [2021-01-06 18:39:57,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:39:57,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:39:57,190 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:39:57,190 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2090743312] [2021-01-06 18:39:57,191 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:39:57,191 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-01-06 18:39:57,191 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [322370285] [2021-01-06 18:39:57,191 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-06 18:39:57,192 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:39:57,192 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-06 18:39:57,194 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 18:39:57,194 INFO L87 Difference]: Start difference. First operand 489 states and 844 transitions. Second operand 5 states. [2021-01-06 18:39:57,399 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:39:57,399 INFO L93 Difference]: Finished difference Result 1406 states and 2440 transitions. [2021-01-06 18:39:57,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-01-06 18:39:57,400 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 67 [2021-01-06 18:39:57,401 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:39:57,407 INFO L225 Difference]: With dead ends: 1406 [2021-01-06 18:39:57,407 INFO L226 Difference]: Without dead ends: 944 [2021-01-06 18:39:57,409 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-01-06 18:39:57,412 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 944 states. [2021-01-06 18:39:57,447 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 944 to 489. [2021-01-06 18:39:57,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 489 states. [2021-01-06 18:39:57,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 489 states and 843 transitions. [2021-01-06 18:39:57,449 INFO L78 Accepts]: Start accepts. Automaton has 489 states and 843 transitions. Word has length 67 [2021-01-06 18:39:57,450 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:39:57,450 INFO L481 AbstractCegarLoop]: Abstraction has 489 states and 843 transitions. [2021-01-06 18:39:57,450 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-06 18:39:57,450 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 843 transitions. [2021-01-06 18:39:57,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-01-06 18:39:57,451 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:39:57,451 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] [2021-01-06 18:39:57,452 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-01-06 18:39:57,452 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:39:57,452 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:39:57,452 INFO L82 PathProgramCache]: Analyzing trace with hash -243159652, now seen corresponding path program 1 times [2021-01-06 18:39:57,453 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:39:57,453 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1063437670] [2021-01-06 18:39:57,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:39:57,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:39:57,578 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:39:57,578 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1063437670] [2021-01-06 18:39:57,578 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:39:57,578 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-01-06 18:39:57,579 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [813501288] [2021-01-06 18:39:57,580 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-06 18:39:57,580 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:39:57,581 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-06 18:39:57,581 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 18:39:57,581 INFO L87 Difference]: Start difference. First operand 489 states and 843 transitions. Second operand 5 states. [2021-01-06 18:39:57,786 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:39:57,786 INFO L93 Difference]: Finished difference Result 1411 states and 2445 transitions. [2021-01-06 18:39:57,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-01-06 18:39:57,787 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 68 [2021-01-06 18:39:57,787 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:39:57,794 INFO L225 Difference]: With dead ends: 1411 [2021-01-06 18:39:57,794 INFO L226 Difference]: Without dead ends: 949 [2021-01-06 18:39:57,795 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-01-06 18:39:57,798 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 949 states. [2021-01-06 18:39:57,827 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 949 to 489. [2021-01-06 18:39:57,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 489 states. [2021-01-06 18:39:57,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 489 states and 842 transitions. [2021-01-06 18:39:57,830 INFO L78 Accepts]: Start accepts. Automaton has 489 states and 842 transitions. Word has length 68 [2021-01-06 18:39:57,831 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:39:57,831 INFO L481 AbstractCegarLoop]: Abstraction has 489 states and 842 transitions. [2021-01-06 18:39:57,831 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-06 18:39:57,831 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 842 transitions. [2021-01-06 18:39:57,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-01-06 18:39:57,833 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:39:57,833 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] [2021-01-06 18:39:57,833 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-01-06 18:39:57,834 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:39:57,839 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:39:57,839 INFO L82 PathProgramCache]: Analyzing trace with hash -100986188, now seen corresponding path program 1 times [2021-01-06 18:39:57,839 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:39:57,839 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [231432327] [2021-01-06 18:39:57,842 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:39:57,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:39:57,966 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:39:57,966 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [231432327] [2021-01-06 18:39:57,967 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:39:57,967 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 18:39:57,968 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1677266057] [2021-01-06 18:39:57,968 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 18:39:57,968 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:39:57,974 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 18:39:57,974 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:39:57,975 INFO L87 Difference]: Start difference. First operand 489 states and 842 transitions. Second operand 3 states. [2021-01-06 18:39:58,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:39:58,017 INFO L93 Difference]: Finished difference Result 740 states and 1260 transitions. [2021-01-06 18:39:58,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 18:39:58,018 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 69 [2021-01-06 18:39:58,018 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:39:58,021 INFO L225 Difference]: With dead ends: 740 [2021-01-06 18:39:58,021 INFO L226 Difference]: Without dead ends: 492 [2021-01-06 18:39:58,023 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:39:58,027 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 492 states. [2021-01-06 18:39:58,054 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 492 to 491. [2021-01-06 18:39:58,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 491 states. [2021-01-06 18:39:58,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 491 states and 844 transitions. [2021-01-06 18:39:58,057 INFO L78 Accepts]: Start accepts. Automaton has 491 states and 844 transitions. Word has length 69 [2021-01-06 18:39:58,059 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:39:58,059 INFO L481 AbstractCegarLoop]: Abstraction has 491 states and 844 transitions. [2021-01-06 18:39:58,059 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 18:39:58,059 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 844 transitions. [2021-01-06 18:39:58,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-01-06 18:39:58,067 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:39:58,067 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] [2021-01-06 18:39:58,067 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-01-06 18:39:58,067 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:39:58,068 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:39:58,068 INFO L82 PathProgramCache]: Analyzing trace with hash 174861602, now seen corresponding path program 1 times [2021-01-06 18:39:58,068 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:39:58,069 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [882242821] [2021-01-06 18:39:58,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:39:58,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:39:58,155 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:39:58,155 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [882242821] [2021-01-06 18:39:58,155 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:39:58,155 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 18:39:58,156 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2088124434] [2021-01-06 18:39:58,156 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 18:39:58,156 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:39:58,157 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 18:39:58,157 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:39:58,157 INFO L87 Difference]: Start difference. First operand 491 states and 844 transitions. Second operand 3 states. [2021-01-06 18:39:58,224 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:39:58,224 INFO L93 Difference]: Finished difference Result 1359 states and 2356 transitions. [2021-01-06 18:39:58,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 18:39:58,225 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 77 [2021-01-06 18:39:58,225 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:39:58,231 INFO L225 Difference]: With dead ends: 1359 [2021-01-06 18:39:58,231 INFO L226 Difference]: Without dead ends: 899 [2021-01-06 18:39:58,233 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:39:58,236 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 899 states. [2021-01-06 18:39:58,278 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 899 to 651. [2021-01-06 18:39:58,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 651 states. [2021-01-06 18:39:58,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 651 states and 1137 transitions. [2021-01-06 18:39:58,282 INFO L78 Accepts]: Start accepts. Automaton has 651 states and 1137 transitions. Word has length 77 [2021-01-06 18:39:58,284 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:39:58,284 INFO L481 AbstractCegarLoop]: Abstraction has 651 states and 1137 transitions. [2021-01-06 18:39:58,284 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 18:39:58,284 INFO L276 IsEmpty]: Start isEmpty. Operand 651 states and 1137 transitions. [2021-01-06 18:39:58,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-01-06 18:39:58,286 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:39:58,286 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] [2021-01-06 18:39:58,289 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-01-06 18:39:58,289 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:39:58,289 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:39:58,289 INFO L82 PathProgramCache]: Analyzing trace with hash 910595777, now seen corresponding path program 1 times [2021-01-06 18:39:58,290 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:39:58,290 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [960091923] [2021-01-06 18:39:58,290 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:39:58,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:39:58,388 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:39:58,389 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [960091923] [2021-01-06 18:39:58,389 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:39:58,389 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-01-06 18:39:58,389 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1627024898] [2021-01-06 18:39:58,390 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-06 18:39:58,390 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:39:58,390 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-06 18:39:58,390 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 18:39:58,391 INFO L87 Difference]: Start difference. First operand 651 states and 1137 transitions. Second operand 5 states. [2021-01-06 18:39:58,695 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:39:58,695 INFO L93 Difference]: Finished difference Result 1883 states and 3317 transitions. [2021-01-06 18:39:58,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-01-06 18:39:58,696 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 78 [2021-01-06 18:39:58,696 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:39:58,704 INFO L225 Difference]: With dead ends: 1883 [2021-01-06 18:39:58,704 INFO L226 Difference]: Without dead ends: 1263 [2021-01-06 18:39:58,706 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-01-06 18:39:58,708 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1263 states. [2021-01-06 18:39:58,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1263 to 651. [2021-01-06 18:39:58,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 651 states. [2021-01-06 18:39:58,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 651 states and 1135 transitions. [2021-01-06 18:39:58,774 INFO L78 Accepts]: Start accepts. Automaton has 651 states and 1135 transitions. Word has length 78 [2021-01-06 18:39:58,775 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:39:58,775 INFO L481 AbstractCegarLoop]: Abstraction has 651 states and 1135 transitions. [2021-01-06 18:39:58,775 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-06 18:39:58,775 INFO L276 IsEmpty]: Start isEmpty. Operand 651 states and 1135 transitions. [2021-01-06 18:39:58,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-01-06 18:39:58,777 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:39:58,777 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] [2021-01-06 18:39:58,778 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-01-06 18:39:58,778 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:39:58,778 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:39:58,778 INFO L82 PathProgramCache]: Analyzing trace with hash -1384231848, now seen corresponding path program 1 times [2021-01-06 18:39:58,779 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:39:58,779 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1601254559] [2021-01-06 18:39:58,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:39:58,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:39:58,865 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:39:58,865 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1601254559] [2021-01-06 18:39:58,866 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:39:58,866 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 18:39:58,866 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2060292248] [2021-01-06 18:39:58,867 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 18:39:58,867 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:39:58,867 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 18:39:58,867 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:39:58,868 INFO L87 Difference]: Start difference. First operand 651 states and 1135 transitions. Second operand 3 states. [2021-01-06 18:39:58,968 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:39:58,968 INFO L93 Difference]: Finished difference Result 1881 states and 3309 transitions. [2021-01-06 18:39:58,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 18:39:58,969 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 79 [2021-01-06 18:39:58,969 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:39:58,978 INFO L225 Difference]: With dead ends: 1881 [2021-01-06 18:39:58,979 INFO L226 Difference]: Without dead ends: 1261 [2021-01-06 18:39:58,984 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:39:58,987 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1261 states. [2021-01-06 18:39:59,060 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1261 to 1013. [2021-01-06 18:39:59,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1013 states. [2021-01-06 18:39:59,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1013 states to 1013 states and 1798 transitions. [2021-01-06 18:39:59,066 INFO L78 Accepts]: Start accepts. Automaton has 1013 states and 1798 transitions. Word has length 79 [2021-01-06 18:39:59,066 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:39:59,066 INFO L481 AbstractCegarLoop]: Abstraction has 1013 states and 1798 transitions. [2021-01-06 18:39:59,066 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 18:39:59,066 INFO L276 IsEmpty]: Start isEmpty. Operand 1013 states and 1798 transitions. [2021-01-06 18:39:59,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-01-06 18:39:59,069 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:39:59,069 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] [2021-01-06 18:39:59,070 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-01-06 18:39:59,070 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:39:59,070 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:39:59,070 INFO L82 PathProgramCache]: Analyzing trace with hash -82414218, now seen corresponding path program 1 times [2021-01-06 18:39:59,071 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:39:59,071 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [458217508] [2021-01-06 18:39:59,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:39:59,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:39:59,185 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:39:59,186 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [458217508] [2021-01-06 18:39:59,186 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1086936014] [2021-01-06 18:39:59,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-06 18:39:59,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:39:59,566 INFO L263 TraceCheckSpWp]: Trace formula consists of 1033 conjuncts, 3 conjunts are in the unsatisfiable core [2021-01-06 18:39:59,576 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-06 18:39:59,712 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:39:59,713 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-01-06 18:39:59,713 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2021-01-06 18:39:59,713 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [855079703] [2021-01-06 18:39:59,714 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-06 18:39:59,714 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:39:59,715 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-06 18:39:59,715 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-01-06 18:39:59,715 INFO L87 Difference]: Start difference. First operand 1013 states and 1798 transitions. Second operand 5 states. [2021-01-06 18:39:59,913 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:39:59,913 INFO L93 Difference]: Finished difference Result 1728 states and 3022 transitions. [2021-01-06 18:39:59,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-01-06 18:39:59,914 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 79 [2021-01-06 18:39:59,914 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:39:59,923 INFO L225 Difference]: With dead ends: 1728 [2021-01-06 18:39:59,923 INFO L226 Difference]: Without dead ends: 1480 [2021-01-06 18:39:59,924 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 79 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-01-06 18:39:59,927 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1480 states. [2021-01-06 18:40:00,039 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1480 to 1229. [2021-01-06 18:40:00,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1229 states. [2021-01-06 18:40:00,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1229 states to 1229 states and 2188 transitions. [2021-01-06 18:40:00,047 INFO L78 Accepts]: Start accepts. Automaton has 1229 states and 2188 transitions. Word has length 79 [2021-01-06 18:40:00,048 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:40:00,048 INFO L481 AbstractCegarLoop]: Abstraction has 1229 states and 2188 transitions. [2021-01-06 18:40:00,048 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-06 18:40:00,048 INFO L276 IsEmpty]: Start isEmpty. Operand 1229 states and 2188 transitions. [2021-01-06 18:40:00,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-01-06 18:40:00,052 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:40:00,053 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 18:40:00,267 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2021-01-06 18:40:00,268 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:40:00,269 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:40:00,269 INFO L82 PathProgramCache]: Analyzing trace with hash -1206158029, now seen corresponding path program 1 times [2021-01-06 18:40:00,269 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:40:00,270 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [872709302] [2021-01-06 18:40:00,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:40:00,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:40:00,346 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:40:00,347 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [872709302] [2021-01-06 18:40:00,347 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:40:00,347 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 18:40:00,347 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [999777036] [2021-01-06 18:40:00,348 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 18:40:00,348 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:40:00,348 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 18:40:00,349 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:40:00,349 INFO L87 Difference]: Start difference. First operand 1229 states and 2188 transitions. Second operand 3 states. [2021-01-06 18:40:00,501 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:40:00,501 INFO L93 Difference]: Finished difference Result 3321 states and 5938 transitions. [2021-01-06 18:40:00,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 18:40:00,502 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 83 [2021-01-06 18:40:00,502 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:40:00,514 INFO L225 Difference]: With dead ends: 3321 [2021-01-06 18:40:00,515 INFO L226 Difference]: Without dead ends: 2193 [2021-01-06 18:40:00,517 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:40:00,521 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2193 states. [2021-01-06 18:40:00,645 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2193 to 1945. [2021-01-06 18:40:00,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1945 states. [2021-01-06 18:40:00,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1945 states to 1945 states and 3493 transitions. [2021-01-06 18:40:00,656 INFO L78 Accepts]: Start accepts. Automaton has 1945 states and 3493 transitions. Word has length 83 [2021-01-06 18:40:00,656 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:40:00,656 INFO L481 AbstractCegarLoop]: Abstraction has 1945 states and 3493 transitions. [2021-01-06 18:40:00,657 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 18:40:00,657 INFO L276 IsEmpty]: Start isEmpty. Operand 1945 states and 3493 transitions. [2021-01-06 18:40:00,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-01-06 18:40:00,662 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:40:00,662 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] [2021-01-06 18:40:00,663 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-01-06 18:40:00,663 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:40:00,663 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:40:00,663 INFO L82 PathProgramCache]: Analyzing trace with hash 1968536243, now seen corresponding path program 1 times [2021-01-06 18:40:00,663 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:40:00,664 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1440535614] [2021-01-06 18:40:00,664 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:40:00,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:40:00,765 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:40:00,765 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1440535614] [2021-01-06 18:40:00,765 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:40:00,765 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 18:40:00,766 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [373303633] [2021-01-06 18:40:00,766 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 18:40:00,766 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:40:00,767 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 18:40:00,767 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:40:00,767 INFO L87 Difference]: Start difference. First operand 1945 states and 3493 transitions. Second operand 3 states. [2021-01-06 18:40:00,986 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:40:00,987 INFO L93 Difference]: Finished difference Result 5205 states and 9372 transitions. [2021-01-06 18:40:00,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 18:40:00,987 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 84 [2021-01-06 18:40:00,988 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:40:01,017 INFO L225 Difference]: With dead ends: 5205 [2021-01-06 18:40:01,017 INFO L226 Difference]: Without dead ends: 3395 [2021-01-06 18:40:01,023 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:40:01,030 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3395 states. [2021-01-06 18:40:01,352 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3395 to 3147. [2021-01-06 18:40:01,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3147 states. [2021-01-06 18:40:01,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3147 states to 3147 states and 5678 transitions. [2021-01-06 18:40:01,375 INFO L78 Accepts]: Start accepts. Automaton has 3147 states and 5678 transitions. Word has length 84 [2021-01-06 18:40:01,375 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:40:01,375 INFO L481 AbstractCegarLoop]: Abstraction has 3147 states and 5678 transitions. [2021-01-06 18:40:01,375 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 18:40:01,375 INFO L276 IsEmpty]: Start isEmpty. Operand 3147 states and 5678 transitions. [2021-01-06 18:40:01,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-01-06 18:40:01,384 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:40:01,384 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] [2021-01-06 18:40:01,384 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-01-06 18:40:01,384 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:40:01,385 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:40:01,385 INFO L82 PathProgramCache]: Analyzing trace with hash -1160329948, now seen corresponding path program 1 times [2021-01-06 18:40:01,385 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:40:01,385 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1955349532] [2021-01-06 18:40:01,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:40:01,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:40:01,487 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:40:01,487 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1955349532] [2021-01-06 18:40:01,488 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:40:01,488 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 18:40:01,488 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1212413789] [2021-01-06 18:40:01,489 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 18:40:01,489 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:40:01,489 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 18:40:01,489 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:40:01,490 INFO L87 Difference]: Start difference. First operand 3147 states and 5678 transitions. Second operand 3 states. [2021-01-06 18:40:01,954 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:40:01,955 INFO L93 Difference]: Finished difference Result 8527 states and 15410 transitions. [2021-01-06 18:40:01,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 18:40:01,955 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 85 [2021-01-06 18:40:01,955 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:40:01,989 INFO L225 Difference]: With dead ends: 8527 [2021-01-06 18:40:01,989 INFO L226 Difference]: Without dead ends: 5549 [2021-01-06 18:40:01,994 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:40:02,002 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5549 states. [2021-01-06 18:40:02,357 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5549 to 5301. [2021-01-06 18:40:02,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5301 states. [2021-01-06 18:40:02,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5301 states to 5301 states and 9583 transitions. [2021-01-06 18:40:02,386 INFO L78 Accepts]: Start accepts. Automaton has 5301 states and 9583 transitions. Word has length 85 [2021-01-06 18:40:02,386 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:40:02,387 INFO L481 AbstractCegarLoop]: Abstraction has 5301 states and 9583 transitions. [2021-01-06 18:40:02,387 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 18:40:02,387 INFO L276 IsEmpty]: Start isEmpty. Operand 5301 states and 9583 transitions. [2021-01-06 18:40:02,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-01-06 18:40:02,397 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:40:02,398 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] [2021-01-06 18:40:02,398 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-01-06 18:40:02,398 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:40:02,398 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:40:02,399 INFO L82 PathProgramCache]: Analyzing trace with hash -1882986108, now seen corresponding path program 1 times [2021-01-06 18:40:02,399 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:40:02,399 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [737095593] [2021-01-06 18:40:02,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:40:02,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:40:02,523 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:40:02,524 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [737095593] [2021-01-06 18:40:02,524 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:40:02,524 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 18:40:02,525 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [756125890] [2021-01-06 18:40:02,525 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 18:40:02,525 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:40:02,526 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 18:40:02,526 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:40:02,526 INFO L87 Difference]: Start difference. First operand 5301 states and 9583 transitions. Second operand 3 states. [2021-01-06 18:40:03,250 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:40:03,250 INFO L93 Difference]: Finished difference Result 15447 states and 27967 transitions. [2021-01-06 18:40:03,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 18:40:03,251 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 86 [2021-01-06 18:40:03,251 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:40:03,292 INFO L225 Difference]: With dead ends: 15447 [2021-01-06 18:40:03,293 INFO L226 Difference]: Without dead ends: 10319 [2021-01-06 18:40:03,301 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:40:03,315 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10319 states. [2021-01-06 18:40:03,991 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10319 to 10071. [2021-01-06 18:40:03,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10071 states. [2021-01-06 18:40:04,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10071 states to 10071 states and 18224 transitions. [2021-01-06 18:40:04,030 INFO L78 Accepts]: Start accepts. Automaton has 10071 states and 18224 transitions. Word has length 86 [2021-01-06 18:40:04,030 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:40:04,031 INFO L481 AbstractCegarLoop]: Abstraction has 10071 states and 18224 transitions. [2021-01-06 18:40:04,031 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 18:40:04,031 INFO L276 IsEmpty]: Start isEmpty. Operand 10071 states and 18224 transitions. [2021-01-06 18:40:04,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-01-06 18:40:04,047 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:40:04,047 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] [2021-01-06 18:40:04,047 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-01-06 18:40:04,047 INFO L429 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:40:04,048 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:40:04,048 INFO L82 PathProgramCache]: Analyzing trace with hash 1403442771, now seen corresponding path program 1 times [2021-01-06 18:40:04,048 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:40:04,048 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2001441939] [2021-01-06 18:40:04,048 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:40:04,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:40:04,116 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:40:04,116 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2001441939] [2021-01-06 18:40:04,117 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:40:04,117 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 18:40:04,117 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2080958074] [2021-01-06 18:40:04,117 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 18:40:04,117 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:40:04,118 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 18:40:04,118 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:40:04,118 INFO L87 Difference]: Start difference. First operand 10071 states and 18224 transitions. Second operand 3 states. [2021-01-06 18:40:05,171 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:40:05,172 INFO L93 Difference]: Finished difference Result 29459 states and 53365 transitions. [2021-01-06 18:40:05,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 18:40:05,173 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 87 [2021-01-06 18:40:05,173 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:40:05,245 INFO L225 Difference]: With dead ends: 29459 [2021-01-06 18:40:05,245 INFO L226 Difference]: Without dead ends: 19569 [2021-01-06 18:40:05,267 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:40:05,295 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19569 states. [2021-01-06 18:40:06,626 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19569 to 19321. [2021-01-06 18:40:06,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19321 states. [2021-01-06 18:40:06,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19321 states to 19321 states and 34961 transitions. [2021-01-06 18:40:06,681 INFO L78 Accepts]: Start accepts. Automaton has 19321 states and 34961 transitions. Word has length 87 [2021-01-06 18:40:06,682 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:40:06,682 INFO L481 AbstractCegarLoop]: Abstraction has 19321 states and 34961 transitions. [2021-01-06 18:40:06,682 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 18:40:06,682 INFO L276 IsEmpty]: Start isEmpty. Operand 19321 states and 34961 transitions. [2021-01-06 18:40:06,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-01-06 18:40:06,705 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:40:06,705 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] [2021-01-06 18:40:06,706 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-01-06 18:40:06,706 INFO L429 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:40:06,706 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:40:06,706 INFO L82 PathProgramCache]: Analyzing trace with hash -388889402, now seen corresponding path program 1 times [2021-01-06 18:40:06,707 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:40:06,707 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1889593503] [2021-01-06 18:40:06,707 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:40:06,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:40:06,783 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:40:06,784 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1889593503] [2021-01-06 18:40:06,784 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:40:06,785 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 18:40:06,785 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1242341138] [2021-01-06 18:40:06,785 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 18:40:06,786 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:40:06,786 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 18:40:06,786 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:40:06,786 INFO L87 Difference]: Start difference. First operand 19321 states and 34961 transitions. Second operand 3 states. [2021-01-06 18:40:08,940 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:40:08,940 INFO L93 Difference]: Finished difference Result 57395 states and 103890 transitions. [2021-01-06 18:40:08,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 18:40:08,941 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 88 [2021-01-06 18:40:08,941 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:40:09,058 INFO L225 Difference]: With dead ends: 57395 [2021-01-06 18:40:09,058 INFO L226 Difference]: Without dead ends: 38259 [2021-01-06 18:40:09,085 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:40:09,134 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38259 states. [2021-01-06 18:40:11,393 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38259 to 38011. [2021-01-06 18:40:11,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 38011 states. [2021-01-06 18:40:11,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38011 states to 38011 states and 68690 transitions. [2021-01-06 18:40:11,489 INFO L78 Accepts]: Start accepts. Automaton has 38011 states and 68690 transitions. Word has length 88 [2021-01-06 18:40:11,490 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:40:11,490 INFO L481 AbstractCegarLoop]: Abstraction has 38011 states and 68690 transitions. [2021-01-06 18:40:11,490 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 18:40:11,490 INFO L276 IsEmpty]: Start isEmpty. Operand 38011 states and 68690 transitions. [2021-01-06 18:40:11,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-01-06 18:40:11,520 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:40:11,520 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] [2021-01-06 18:40:11,520 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-01-06 18:40:11,520 INFO L429 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:40:11,521 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:40:11,521 INFO L82 PathProgramCache]: Analyzing trace with hash -1432968038, now seen corresponding path program 1 times [2021-01-06 18:40:11,521 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:40:11,522 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1618256158] [2021-01-06 18:40:11,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:40:11,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:40:11,814 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-01-06 18:40:11,816 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1618256158] [2021-01-06 18:40:11,817 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:40:11,817 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-01-06 18:40:11,817 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1857046323] [2021-01-06 18:40:11,821 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-06 18:40:11,823 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:40:11,824 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-06 18:40:11,824 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 18:40:11,824 INFO L87 Difference]: Start difference. First operand 38011 states and 68690 transitions. Second operand 5 states. [2021-01-06 18:40:15,087 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:40:15,087 INFO L93 Difference]: Finished difference Result 111736 states and 201883 transitions. [2021-01-06 18:40:15,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-01-06 18:40:15,088 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 89 [2021-01-06 18:40:15,089 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:40:15,356 INFO L225 Difference]: With dead ends: 111736 [2021-01-06 18:40:15,356 INFO L226 Difference]: Without dead ends: 73978 [2021-01-06 18:40:15,589 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-01-06 18:40:15,663 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73978 states. [2021-01-06 18:40:17,662 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73978 to 38011. [2021-01-06 18:40:17,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 38011 states. [2021-01-06 18:40:17,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38011 states to 38011 states and 68432 transitions. [2021-01-06 18:40:17,727 INFO L78 Accepts]: Start accepts. Automaton has 38011 states and 68432 transitions. Word has length 89 [2021-01-06 18:40:17,727 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:40:17,727 INFO L481 AbstractCegarLoop]: Abstraction has 38011 states and 68432 transitions. [2021-01-06 18:40:17,727 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-06 18:40:17,727 INFO L276 IsEmpty]: Start isEmpty. Operand 38011 states and 68432 transitions. [2021-01-06 18:40:17,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-01-06 18:40:17,749 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:40:17,749 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] [2021-01-06 18:40:17,750 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-01-06 18:40:17,750 INFO L429 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:40:17,750 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:40:17,751 INFO L82 PathProgramCache]: Analyzing trace with hash -131150408, now seen corresponding path program 2 times [2021-01-06 18:40:17,751 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:40:17,751 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1065058545] [2021-01-06 18:40:17,751 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:40:17,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:40:17,815 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:40:17,815 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1065058545] [2021-01-06 18:40:17,816 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:40:17,816 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 18:40:17,816 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [139623945] [2021-01-06 18:40:17,816 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 18:40:17,817 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:40:17,817 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 18:40:17,817 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:40:17,817 INFO L87 Difference]: Start difference. First operand 38011 states and 68432 transitions. Second operand 3 states. [2021-01-06 18:40:19,384 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:40:19,385 INFO L93 Difference]: Finished difference Result 76011 states and 136844 transitions. [2021-01-06 18:40:19,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 18:40:19,385 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 89 [2021-01-06 18:40:19,385 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:40:19,460 INFO L225 Difference]: With dead ends: 76011 [2021-01-06 18:40:19,461 INFO L226 Difference]: Without dead ends: 38259 [2021-01-06 18:40:19,505 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:40:19,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38259 states. [2021-01-06 18:40:21,292 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38259 to 38011. [2021-01-06 18:40:21,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 38011 states. [2021-01-06 18:40:21,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38011 states to 38011 states and 68304 transitions. [2021-01-06 18:40:21,368 INFO L78 Accepts]: Start accepts. Automaton has 38011 states and 68304 transitions. Word has length 89 [2021-01-06 18:40:21,368 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:40:21,368 INFO L481 AbstractCegarLoop]: Abstraction has 38011 states and 68304 transitions. [2021-01-06 18:40:21,368 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 18:40:21,368 INFO L276 IsEmpty]: Start isEmpty. Operand 38011 states and 68304 transitions. [2021-01-06 18:40:21,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-01-06 18:40:21,392 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:40:21,392 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] [2021-01-06 18:40:21,392 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-01-06 18:40:21,392 INFO L429 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:40:21,393 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:40:21,393 INFO L82 PathProgramCache]: Analyzing trace with hash 540374821, now seen corresponding path program 1 times [2021-01-06 18:40:21,393 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:40:21,393 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [75128823] [2021-01-06 18:40:21,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:40:21,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:40:21,462 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:40:21,463 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [75128823] [2021-01-06 18:40:21,463 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:40:21,463 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 18:40:21,463 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1367730141] [2021-01-06 18:40:21,464 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 18:40:21,464 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:40:21,464 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 18:40:21,464 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:40:21,465 INFO L87 Difference]: Start difference. First operand 38011 states and 68304 transitions. Second operand 3 states. [2021-01-06 18:40:24,139 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:40:24,140 INFO L93 Difference]: Finished difference Result 105621 states and 189526 transitions. [2021-01-06 18:40:24,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 18:40:24,140 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 89 [2021-01-06 18:40:24,140 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:40:24,297 INFO L225 Difference]: With dead ends: 105621 [2021-01-06 18:40:24,297 INFO L226 Difference]: Without dead ends: 67829 [2021-01-06 18:40:24,341 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:40:24,413 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67829 states. [2021-01-06 18:40:27,525 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67829 to 67581. [2021-01-06 18:40:27,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 67581 states. [2021-01-06 18:40:27,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67581 states to 67581 states and 120913 transitions. [2021-01-06 18:40:27,675 INFO L78 Accepts]: Start accepts. Automaton has 67581 states and 120913 transitions. Word has length 89 [2021-01-06 18:40:27,676 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:40:27,676 INFO L481 AbstractCegarLoop]: Abstraction has 67581 states and 120913 transitions. [2021-01-06 18:40:27,676 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 18:40:27,676 INFO L276 IsEmpty]: Start isEmpty. Operand 67581 states and 120913 transitions. [2021-01-06 18:40:27,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-01-06 18:40:27,699 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:40:27,699 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] [2021-01-06 18:40:27,699 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-01-06 18:40:27,699 INFO L429 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:40:27,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:40:27,700 INFO L82 PathProgramCache]: Analyzing trace with hash -2042476290, now seen corresponding path program 1 times [2021-01-06 18:40:27,700 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:40:27,702 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1896862033] [2021-01-06 18:40:27,703 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:40:27,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:40:27,878 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-01-06 18:40:27,878 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1896862033] [2021-01-06 18:40:27,878 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:40:27,878 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-01-06 18:40:27,879 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1731738938] [2021-01-06 18:40:27,879 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-01-06 18:40:27,879 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:40:27,879 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-01-06 18:40:27,880 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2021-01-06 18:40:27,880 INFO L87 Difference]: Start difference. First operand 67581 states and 120913 transitions. Second operand 9 states. [2021-01-06 18:40:34,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:40:34,732 INFO L93 Difference]: Finished difference Result 137062 states and 244916 transitions. [2021-01-06 18:40:34,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-01-06 18:40:34,732 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 90 [2021-01-06 18:40:34,732 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:40:35,010 INFO L225 Difference]: With dead ends: 137062 [2021-01-06 18:40:35,010 INFO L226 Difference]: Without dead ends: 136845 [2021-01-06 18:40:35,048 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 74 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=182, Invalid=370, Unknown=0, NotChecked=0, Total=552 [2021-01-06 18:40:35,157 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 136845 states. [2021-01-06 18:40:40,987 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 136845 to 134888. [2021-01-06 18:40:40,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 134888 states. [2021-01-06 18:40:41,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134888 states to 134888 states and 241374 transitions. [2021-01-06 18:40:41,542 INFO L78 Accepts]: Start accepts. Automaton has 134888 states and 241374 transitions. Word has length 90 [2021-01-06 18:40:41,542 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:40:41,542 INFO L481 AbstractCegarLoop]: Abstraction has 134888 states and 241374 transitions. [2021-01-06 18:40:41,542 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2021-01-06 18:40:41,542 INFO L276 IsEmpty]: Start isEmpty. Operand 134888 states and 241374 transitions. [2021-01-06 18:40:41,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-01-06 18:40:41,570 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:40:41,570 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] [2021-01-06 18:40:41,570 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-01-06 18:40:41,571 INFO L429 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:40:41,571 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:40:41,571 INFO L82 PathProgramCache]: Analyzing trace with hash 2122098817, now seen corresponding path program 1 times [2021-01-06 18:40:41,571 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:40:41,572 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1714162572] [2021-01-06 18:40:41,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:40:41,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:40:41,699 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-01-06 18:40:41,700 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1714162572] [2021-01-06 18:40:41,700 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:40:41,700 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-01-06 18:40:41,700 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [196765370] [2021-01-06 18:40:41,701 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-01-06 18:40:41,701 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:40:41,701 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-01-06 18:40:41,702 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-01-06 18:40:41,702 INFO L87 Difference]: Start difference. First operand 134888 states and 241374 transitions. Second operand 7 states. [2021-01-06 18:40:47,008 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:40:47,009 INFO L93 Difference]: Finished difference Result 135406 states and 242219 transitions. [2021-01-06 18:40:47,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-01-06 18:40:47,009 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 91 [2021-01-06 18:40:47,010 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:40:47,296 INFO L225 Difference]: With dead ends: 135406 [2021-01-06 18:40:47,296 INFO L226 Difference]: Without dead ends: 135061 [2021-01-06 18:40:47,469 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=64, Invalid=118, Unknown=0, NotChecked=0, Total=182 [2021-01-06 18:40:47,576 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135061 states. [2021-01-06 18:40:53,424 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135061 to 134876. [2021-01-06 18:40:53,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 134876 states. [2021-01-06 18:40:54,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134876 states to 134876 states and 241347 transitions. [2021-01-06 18:40:54,071 INFO L78 Accepts]: Start accepts. Automaton has 134876 states and 241347 transitions. Word has length 91 [2021-01-06 18:40:54,072 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:40:54,072 INFO L481 AbstractCegarLoop]: Abstraction has 134876 states and 241347 transitions. [2021-01-06 18:40:54,072 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2021-01-06 18:40:54,072 INFO L276 IsEmpty]: Start isEmpty. Operand 134876 states and 241347 transitions. [2021-01-06 18:40:54,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-01-06 18:40:54,111 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:40:54,111 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] [2021-01-06 18:40:54,111 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-01-06 18:40:54,111 INFO L429 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:40:54,112 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:40:54,112 INFO L82 PathProgramCache]: Analyzing trace with hash 961128793, now seen corresponding path program 1 times [2021-01-06 18:40:54,113 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:40:54,115 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1339221340] [2021-01-06 18:40:54,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:40:54,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:40:54,208 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-01-06 18:40:54,208 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1339221340] [2021-01-06 18:40:54,209 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:40:54,209 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 18:40:54,209 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1490048112] [2021-01-06 18:40:54,209 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-01-06 18:40:54,210 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:40:54,210 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-01-06 18:40:54,210 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-01-06 18:40:54,210 INFO L87 Difference]: Start difference. First operand 134876 states and 241347 transitions. Second operand 4 states. [2021-01-06 18:41:01,521 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:41:01,521 INFO L93 Difference]: Finished difference Result 203337 states and 363693 transitions. [2021-01-06 18:41:01,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-01-06 18:41:01,522 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 91 [2021-01-06 18:41:01,522 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:41:02,146 INFO L225 Difference]: With dead ends: 203337 [2021-01-06 18:41:02,147 INFO L226 Difference]: Without dead ends: 203004 [2021-01-06 18:41:02,203 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-01-06 18:41:02,370 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 203004 states. [2021-01-06 18:41:11,173 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 203004 to 202379. [2021-01-06 18:41:11,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 202379 states. [2021-01-06 18:41:12,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202379 states to 202379 states and 362128 transitions. [2021-01-06 18:41:12,122 INFO L78 Accepts]: Start accepts. Automaton has 202379 states and 362128 transitions. Word has length 91 [2021-01-06 18:41:12,122 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:41:12,123 INFO L481 AbstractCegarLoop]: Abstraction has 202379 states and 362128 transitions. [2021-01-06 18:41:12,123 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-01-06 18:41:12,123 INFO L276 IsEmpty]: Start isEmpty. Operand 202379 states and 362128 transitions. [2021-01-06 18:41:12,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-01-06 18:41:12,205 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:41:12,205 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] [2021-01-06 18:41:12,205 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2021-01-06 18:41:12,205 INFO L429 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:41:12,206 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:41:12,206 INFO L82 PathProgramCache]: Analyzing trace with hash 983761047, now seen corresponding path program 1 times [2021-01-06 18:41:12,206 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:41:12,206 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1264241778] [2021-01-06 18:41:12,206 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:41:12,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:41:12,337 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-01-06 18:41:12,337 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1264241778] [2021-01-06 18:41:12,338 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:41:12,338 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-01-06 18:41:12,338 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [326106373] [2021-01-06 18:41:12,338 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-01-06 18:41:12,338 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:41:12,339 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-01-06 18:41:12,339 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2021-01-06 18:41:12,339 INFO L87 Difference]: Start difference. First operand 202379 states and 362128 transitions. Second operand 9 states. [2021-01-06 18:41:20,802 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:41:20,803 INFO L93 Difference]: Finished difference Result 205830 states and 367784 transitions. [2021-01-06 18:41:20,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-01-06 18:41:20,803 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 91 [2021-01-06 18:41:20,803 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:41:21,438 INFO L225 Difference]: With dead ends: 205830 [2021-01-06 18:41:21,438 INFO L226 Difference]: Without dead ends: 205283 [2021-01-06 18:41:21,487 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=147, Invalid=359, Unknown=0, NotChecked=0, Total=506 [2021-01-06 18:41:21,646 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 205283 states. [2021-01-06 18:41:30,893 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 205283 to 202481. [2021-01-06 18:41:30,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 202481 states. [2021-01-06 18:41:31,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202481 states to 202481 states and 362289 transitions. [2021-01-06 18:41:31,831 INFO L78 Accepts]: Start accepts. Automaton has 202481 states and 362289 transitions. Word has length 91 [2021-01-06 18:41:31,831 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:41:31,831 INFO L481 AbstractCegarLoop]: Abstraction has 202481 states and 362289 transitions. [2021-01-06 18:41:31,831 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2021-01-06 18:41:31,831 INFO L276 IsEmpty]: Start isEmpty. Operand 202481 states and 362289 transitions. [2021-01-06 18:41:31,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-01-06 18:41:31,924 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:41:31,924 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] [2021-01-06 18:41:31,925 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-01-06 18:41:31,925 INFO L429 AbstractCegarLoop]: === Iteration 25 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:41:31,925 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:41:31,925 INFO L82 PathProgramCache]: Analyzing trace with hash 1096408318, now seen corresponding path program 1 times [2021-01-06 18:41:31,925 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:41:31,925 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1989592441] [2021-01-06 18:41:31,926 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:41:31,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:41:32,022 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-01-06 18:41:32,022 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1989592441] [2021-01-06 18:41:32,022 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:41:32,023 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-01-06 18:41:32,023 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [708099003] [2021-01-06 18:41:32,023 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-06 18:41:32,023 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:41:32,024 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-06 18:41:32,024 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 18:41:32,024 INFO L87 Difference]: Start difference. First operand 202481 states and 362289 transitions. Second operand 5 states. [2021-01-06 18:41:40,064 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:41:40,064 INFO L93 Difference]: Finished difference Result 206009 states and 368077 transitions. [2021-01-06 18:41:40,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-01-06 18:41:40,064 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 92 [2021-01-06 18:41:40,065 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:41:40,647 INFO L225 Difference]: With dead ends: 206009 [2021-01-06 18:41:40,648 INFO L226 Difference]: Without dead ends: 205464 [2021-01-06 18:41:40,698 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 [2021-01-06 18:41:40,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 205464 states.