/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_product32.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-bitabs-178dd20 [2021-01-06 18:39:55,140 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-01-06 18:39:55,148 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-01-06 18:39:55,201 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-01-06 18:39:55,201 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-01-06 18:39:55,206 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-01-06 18:39:55,209 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-01-06 18:39:55,214 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-01-06 18:39:55,217 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-01-06 18:39:55,225 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-01-06 18:39:55,226 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-01-06 18:39:55,228 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-01-06 18:39:55,228 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-01-06 18:39:55,229 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-01-06 18:39:55,230 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-01-06 18:39:55,232 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-01-06 18:39:55,232 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-01-06 18:39:55,234 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-01-06 18:39:55,236 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-01-06 18:39:55,238 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-01-06 18:39:55,239 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-01-06 18:39:55,241 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-01-06 18:39:55,242 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-01-06 18:39:55,243 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-01-06 18:39:55,259 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-01-06 18:39:55,259 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-01-06 18:39:55,259 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-01-06 18:39:55,261 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-01-06 18:39:55,261 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-01-06 18:39:55,262 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-01-06 18:39:55,263 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-01-06 18:39:55,264 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-01-06 18:39:55,265 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-01-06 18:39:55,266 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-01-06 18:39:55,267 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-01-06 18:39:55,267 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-01-06 18:39:55,268 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-01-06 18:39:55,268 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-01-06 18:39:55,268 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-01-06 18:39:55,269 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-01-06 18:39:55,270 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-01-06 18:39:55,272 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 18:39:55,301 INFO L113 SettingsManager]: Loading preferences was successful [2021-01-06 18:39:55,301 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-01-06 18:39:55,303 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-01-06 18:39:55,304 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-01-06 18:39:55,304 INFO L138 SettingsManager]: * Use SBE=true [2021-01-06 18:39:55,304 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-01-06 18:39:55,304 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-01-06 18:39:55,305 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-01-06 18:39:55,305 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-01-06 18:39:55,305 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-01-06 18:39:55,305 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-01-06 18:39:55,305 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-01-06 18:39:55,306 INFO L138 SettingsManager]: * Use constant arrays=true [2021-01-06 18:39:55,306 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-01-06 18:39:55,306 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-01-06 18:39:55,306 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-01-06 18:39:55,307 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-01-06 18:39:55,307 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-06 18:39:55,307 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-01-06 18:39:55,307 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-01-06 18:39:55,308 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-01-06 18:39:55,308 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-01-06 18:39:55,308 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-01-06 18:39:55,308 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-01-06 18:39:55,309 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-01-06 18:39:55,309 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-01-06 18:39:55,775 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-01-06 18:39:55,807 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-01-06 18:39:55,811 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-01-06 18:39:55,812 INFO L271 PluginConnector]: Initializing CDTParser... [2021-01-06 18:39:55,813 INFO L275 PluginConnector]: CDTParser initialized [2021-01-06 18:39:55,814 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/email_spec11_product32.cil.c [2021-01-06 18:39:55,910 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/a5a9a0c1c/f3747a0285f54598a216896cf338777b/FLAG0bb089f03 [2021-01-06 18:39:56,754 INFO L306 CDTParser]: Found 1 translation units. [2021-01-06 18:39:56,754 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec11_product32.cil.c [2021-01-06 18:39:56,775 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/a5a9a0c1c/f3747a0285f54598a216896cf338777b/FLAG0bb089f03 [2021-01-06 18:39:56,940 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/a5a9a0c1c/f3747a0285f54598a216896cf338777b [2021-01-06 18:39:56,943 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-01-06 18:39:56,948 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-01-06 18:39:56,952 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-01-06 18:39:56,953 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-01-06 18:39:56,958 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-01-06 18:39:56,959 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.01 06:39:56" (1/1) ... [2021-01-06 18:39:56,961 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5772b7bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:39:56, skipping insertion in model container [2021-01-06 18:39:56,962 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.01 06:39:56" (1/1) ... [2021-01-06 18:39:56,971 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-01-06 18:39:57,072 INFO L178 MainTranslator]: Built tables and reachable declarations left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_counter~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] 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~2,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~2,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~2,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~2,] 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~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~3,] 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~0,] left hand side expression in assignment: lhs: VariableLHS[~size~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~0,] 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~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] 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~6,] 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~6,] 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~6,] 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[~__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~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[~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[~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[~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[~retValue_acc~7,] 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~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[~retValue_acc~8,] 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~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[~retValue_acc~9,] 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~10,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] 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~1,] left hand side expression in assignment: lhs: VariableLHS[~size~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~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[~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[~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[~retValue_acc~12,] 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~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[~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[~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[~retValue_acc~13,] 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[~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[~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[~retValue_acc~14,] 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~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[~retValue_acc~15,] 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~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[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_idCounter0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_idCounter1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_idCounter2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~0,] 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_tmp3~1,] 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[~__cil_tmp3~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~0,] 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[~tmp~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~6,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~7,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp~8,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~tmp~9,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~msg~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~23,] left hand side expression in assignment: lhs: VariableLHS[~excep~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~10,] left hand side expression in assignment: lhs: VariableLHS[~cf~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_15~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_15~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~1,] left hand side expression in assignment: lhs: VariableLHS[~mem_16~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_16~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp12~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_17~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_18~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_17~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp13~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp14~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_19~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_19~0,] left hand side expression in assignment: lhs: VariableLHS[~excep~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~1,] left hand side expression in assignment: lhs: VariableLHS[~mem_15~1,] left hand side expression in assignment: lhs: VariableLHS[~cf~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~11,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~1,] left hand side expression in assignment: lhs: VariableLHS[~mem_16~1,] left hand side expression in assignment: lhs: VariableLHS[~cf~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp12~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp13~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp14~1,] left hand side expression in assignment: lhs: VariableLHS[~mem_17~1,] left hand side expression in assignment: address: IdentifierExpression[~mem_17~1,] left hand side expression in assignment: lhs: VariableLHS[~excep~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~2,] left hand side expression in assignment: lhs: VariableLHS[~mem_16~2,] left hand side expression in assignment: lhs: VariableLHS[~cf~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~3,] left hand side expression in assignment: lhs: VariableLHS[~mem_17~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp12~2,] left hand side expression in assignment: lhs: VariableLHS[~mem_18~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp13~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp14~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp15~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_19~1,] left hand side expression in assignment: lhs: VariableLHS[~cf~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~12,] 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_tmp4~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~6,] left hand side expression in assignment: lhs: VariableLHS[~mem_12~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~4,] left hand side expression in assignment: lhs: VariableLHS[~mem_13~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~7,] left hand side expression in assignment: lhs: VariableLHS[~mem_12~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~5,] left hand side expression in assignment: lhs: VariableLHS[~mem_13~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] [2021-01-06 18:39:57,884 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_product32.cil.c[45652,45665] left hand side expression in assignment: lhs: VariableLHS[~tmp~13,] left hand side expression in assignment: lhs: VariableLHS[~tmp~14,] left hand side expression in assignment: lhs: VariableLHS[~tmp~15,] left hand side expression in assignment: lhs: VariableLHS[~receiver~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~5,] left hand side expression in assignment: lhs: VariableLHS[~pubkey~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~16,] left hand side expression in assignment: lhs: VariableLHS[~size~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~6,] left hand side expression in assignment: lhs: VariableLHS[~receiver~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~2,] left hand side expression in assignment: lhs: VariableLHS[~second~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~17,] left hand side expression in assignment: lhs: VariableLHS[~tmp~18,] left hand side expression in assignment: lhs: VariableLHS[~privkey~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~7,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~19,] left hand side expression in assignment: lhs: VariableLHS[~client~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~tmp~20,] 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~29,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~30,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~31,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~6,] 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[~__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~21,] left hand side expression in assignment: lhs: VariableLHS[~sender~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~22,] left hand side expression in assignment: lhs: VariableLHS[~privkey~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~23,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~8,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~3,] left hand side expression in assignment: lhs: VariableLHS[~pubkey~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~24,] left hand side expression in assignment: lhs: VariableLHS[~__ste_Email_counter~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~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_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~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_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~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_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~37,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~37,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~37,] 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~38,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~38,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~38,] 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~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_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~40,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~40,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~40,] left hand side expression in assignment: lhs: VariableLHS[~__ste_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~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_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~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_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~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_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[~op1~0,] left hand side expression in assignment: lhs: VariableLHS[~op2~0,] left hand side expression in assignment: lhs: VariableLHS[~op3~0,] left hand side expression in assignment: lhs: VariableLHS[~op4~0,] left hand side expression in assignment: lhs: VariableLHS[~op5~0,] left hand side expression in assignment: lhs: VariableLHS[~op6~0,] left hand side expression in assignment: lhs: VariableLHS[~op7~0,] left hand side expression in assignment: lhs: VariableLHS[~op8~0,] left hand side expression in assignment: lhs: VariableLHS[~op9~0,] left hand side expression in assignment: lhs: VariableLHS[~op10~0,] left hand side expression in assignment: lhs: VariableLHS[~op11~0,] left hand side expression in assignment: lhs: VariableLHS[~splverifierCounter~0,] left hand side expression in assignment: lhs: VariableLHS[~splverifierCounter~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___9~0,] left hand side expression in assignment: lhs: VariableLHS[~op1~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___8~0,] left hand side expression in assignment: lhs: VariableLHS[~op2~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___7~0,] left hand side expression in assignment: lhs: VariableLHS[~op3~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___6~0,] left hand side expression in assignment: lhs: VariableLHS[~op4~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___5~0,] left hand side expression in assignment: lhs: VariableLHS[~op5~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~1,] left hand side expression in assignment: lhs: VariableLHS[~op6~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~1,] left hand side expression in assignment: lhs: VariableLHS[~op7~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~4,] left hand side expression in assignment: lhs: VariableLHS[~op8~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~5,] left hand side expression in assignment: lhs: VariableLHS[~op9~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~9,] left hand side expression in assignment: lhs: VariableLHS[~op10~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~25,] left hand side expression in assignment: lhs: VariableLHS[~op11~0,] [2021-01-06 18:39:58,060 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-06 18:39:58,084 INFO L203 MainTranslator]: Completed pre-run left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_counter~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] 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~2,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~2,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~2,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~2,] 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~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~3,] 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~0,] left hand side expression in assignment: lhs: VariableLHS[~size~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~0,] 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~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] 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~6,] 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~6,] 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~6,] 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[~__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~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[~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[~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[~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[~retValue_acc~7,] 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~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[~retValue_acc~8,] 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~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[~retValue_acc~9,] 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~10,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] 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~1,] left hand side expression in assignment: lhs: VariableLHS[~size~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~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[~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[~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[~retValue_acc~12,] 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~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[~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[~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[~retValue_acc~13,] 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[~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[~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[~retValue_acc~14,] 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~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[~retValue_acc~15,] 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~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[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_idCounter0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_idCounter1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_idCounter2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~0,] 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_tmp3~1,] 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[~__cil_tmp3~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~0,] 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[~tmp~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~6,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~7,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp~8,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~tmp~9,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~msg~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~23,] left hand side expression in assignment: lhs: VariableLHS[~excep~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~10,] left hand side expression in assignment: lhs: VariableLHS[~cf~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_15~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_15~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~1,] left hand side expression in assignment: lhs: VariableLHS[~mem_16~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_16~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp12~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_17~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_18~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_17~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp13~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp14~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_19~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_19~0,] left hand side expression in assignment: lhs: VariableLHS[~excep~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~1,] left hand side expression in assignment: lhs: VariableLHS[~mem_15~1,] left hand side expression in assignment: lhs: VariableLHS[~cf~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~11,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~1,] left hand side expression in assignment: lhs: VariableLHS[~mem_16~1,] left hand side expression in assignment: lhs: VariableLHS[~cf~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp12~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp13~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp14~1,] left hand side expression in assignment: lhs: VariableLHS[~mem_17~1,] left hand side expression in assignment: address: IdentifierExpression[~mem_17~1,] left hand side expression in assignment: lhs: VariableLHS[~excep~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~2,] left hand side expression in assignment: lhs: VariableLHS[~mem_16~2,] left hand side expression in assignment: lhs: VariableLHS[~cf~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~3,] left hand side expression in assignment: lhs: VariableLHS[~mem_17~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp12~2,] left hand side expression in assignment: lhs: VariableLHS[~mem_18~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp13~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp14~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp15~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_19~1,] left hand side expression in assignment: lhs: VariableLHS[~cf~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~12,] 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_tmp4~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~6,] left hand side expression in assignment: lhs: VariableLHS[~mem_12~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~4,] left hand side expression in assignment: lhs: VariableLHS[~mem_13~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~7,] left hand side expression in assignment: lhs: VariableLHS[~mem_12~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~5,] left hand side expression in assignment: lhs: VariableLHS[~mem_13~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] [2021-01-06 18:39:58,235 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_product32.cil.c[45652,45665] left hand side expression in assignment: lhs: VariableLHS[~tmp~13,] left hand side expression in assignment: lhs: VariableLHS[~tmp~14,] left hand side expression in assignment: lhs: VariableLHS[~tmp~15,] left hand side expression in assignment: lhs: VariableLHS[~receiver~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~5,] left hand side expression in assignment: lhs: VariableLHS[~pubkey~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~16,] left hand side expression in assignment: lhs: VariableLHS[~size~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~6,] left hand side expression in assignment: lhs: VariableLHS[~receiver~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~2,] left hand side expression in assignment: lhs: VariableLHS[~second~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~17,] left hand side expression in assignment: lhs: VariableLHS[~tmp~18,] left hand side expression in assignment: lhs: VariableLHS[~privkey~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~7,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~19,] left hand side expression in assignment: lhs: VariableLHS[~client~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~tmp~20,] 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~29,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~30,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~31,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~6,] 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[~__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~21,] left hand side expression in assignment: lhs: VariableLHS[~sender~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~22,] left hand side expression in assignment: lhs: VariableLHS[~privkey~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~23,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~8,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~3,] left hand side expression in assignment: lhs: VariableLHS[~pubkey~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~24,] left hand side expression in assignment: lhs: VariableLHS[~__ste_Email_counter~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~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_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~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_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~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_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~37,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~37,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~37,] 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~38,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~38,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~38,] 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~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_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~40,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~40,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~40,] left hand side expression in assignment: lhs: VariableLHS[~__ste_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~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_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~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_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~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_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[~op1~0,] left hand side expression in assignment: lhs: VariableLHS[~op2~0,] left hand side expression in assignment: lhs: VariableLHS[~op3~0,] left hand side expression in assignment: lhs: VariableLHS[~op4~0,] left hand side expression in assignment: lhs: VariableLHS[~op5~0,] left hand side expression in assignment: lhs: VariableLHS[~op6~0,] left hand side expression in assignment: lhs: VariableLHS[~op7~0,] left hand side expression in assignment: lhs: VariableLHS[~op8~0,] left hand side expression in assignment: lhs: VariableLHS[~op9~0,] left hand side expression in assignment: lhs: VariableLHS[~op10~0,] left hand side expression in assignment: lhs: VariableLHS[~op11~0,] left hand side expression in assignment: lhs: VariableLHS[~splverifierCounter~0,] left hand side expression in assignment: lhs: VariableLHS[~splverifierCounter~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___9~0,] left hand side expression in assignment: lhs: VariableLHS[~op1~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___8~0,] left hand side expression in assignment: lhs: VariableLHS[~op2~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___7~0,] left hand side expression in assignment: lhs: VariableLHS[~op3~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___6~0,] left hand side expression in assignment: lhs: VariableLHS[~op4~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___5~0,] left hand side expression in assignment: lhs: VariableLHS[~op5~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~1,] left hand side expression in assignment: lhs: VariableLHS[~op6~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~1,] left hand side expression in assignment: lhs: VariableLHS[~op7~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~4,] left hand side expression in assignment: lhs: VariableLHS[~op8~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~5,] left hand side expression in assignment: lhs: VariableLHS[~op9~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~9,] left hand side expression in assignment: lhs: VariableLHS[~op10~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~25,] left hand side expression in assignment: lhs: VariableLHS[~op11~0,] [2021-01-06 18:39:58,289 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-06 18:39:58,434 INFO L208 MainTranslator]: Completed translation [2021-01-06 18:39:58,435 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:39:58 WrapperNode [2021-01-06 18:39:58,435 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-01-06 18:39:58,437 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-01-06 18:39:58,437 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-01-06 18:39:58,438 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-01-06 18:39:58,447 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:39:58" (1/1) ... [2021-01-06 18:39:58,518 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:39:58" (1/1) ... [2021-01-06 18:39:58,733 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-01-06 18:39:58,734 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-01-06 18:39:58,734 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-01-06 18:39:58,735 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-01-06 18:39:58,746 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:39:58" (1/1) ... [2021-01-06 18:39:58,746 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:39:58" (1/1) ... [2021-01-06 18:39:58,762 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:39:58" (1/1) ... [2021-01-06 18:39:58,762 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:39:58" (1/1) ... [2021-01-06 18:39:58,826 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:39:58" (1/1) ... [2021-01-06 18:39:58,869 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:39:58" (1/1) ... [2021-01-06 18:39:58,893 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:39:58" (1/1) ... [2021-01-06 18:39:58,919 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-01-06 18:39:58,920 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-01-06 18:39:58,920 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-01-06 18:39:58,921 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-01-06 18:39:58,922 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:39:58" (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 18:39:59,026 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2021-01-06 18:39:59,026 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-01-06 18:39:59,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-01-06 18:39:59,026 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-01-06 18:39:59,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-01-06 18:40:03,124 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-01-06 18:40:03,124 INFO L299 CfgBuilder]: Removed 693 assume(true) statements. [2021-01-06 18:40:03,128 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 06:40:03 BoogieIcfgContainer [2021-01-06 18:40:03,128 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-01-06 18:40:03,130 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-01-06 18:40:03,130 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-01-06 18:40:03,134 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-01-06 18:40:03,134 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.01 06:39:56" (1/3) ... [2021-01-06 18:40:03,135 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@324a3c05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.01 06:40:03, skipping insertion in model container [2021-01-06 18:40:03,136 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:39:58" (2/3) ... [2021-01-06 18:40:03,136 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@324a3c05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.01 06:40:03, skipping insertion in model container [2021-01-06 18:40:03,136 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 06:40:03" (3/3) ... [2021-01-06 18:40:03,138 INFO L111 eAbstractionObserver]: Analyzing ICFG email_spec11_product32.cil.c [2021-01-06 18:40:03,145 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-01-06 18:40:03,151 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 6 error locations. [2021-01-06 18:40:03,171 INFO L253 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2021-01-06 18:40:03,210 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-01-06 18:40:03,210 INFO L378 AbstractCegarLoop]: Hoare is true [2021-01-06 18:40:03,210 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-01-06 18:40:03,210 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-01-06 18:40:03,210 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-01-06 18:40:03,210 INFO L382 AbstractCegarLoop]: Difference is false [2021-01-06 18:40:03,211 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-01-06 18:40:03,211 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-01-06 18:40:03,263 INFO L276 IsEmpty]: Start isEmpty. Operand 1068 states. [2021-01-06 18:40:03,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-01-06 18:40:03,283 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:40:03,284 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 18:40:03,284 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:40:03,291 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:40:03,292 INFO L82 PathProgramCache]: Analyzing trace with hash -1125206193, now seen corresponding path program 1 times [2021-01-06 18:40:03,302 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:40:03,303 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [693113272] [2021-01-06 18:40:03,303 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:40:03,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:40:03,912 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 18:40:03,913 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [693113272] [2021-01-06 18:40:03,914 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:40:03,915 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 18:40:03,915 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [188833409] [2021-01-06 18:40:03,921 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 18:40:03,921 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:40:03,938 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 18:40:03,940 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:40:03,943 INFO L87 Difference]: Start difference. First operand 1068 states. Second operand 3 states. [2021-01-06 18:40:04,195 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:40:04,196 INFO L93 Difference]: Finished difference Result 3169 states and 5510 transitions. [2021-01-06 18:40:04,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 18:40:04,198 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 65 [2021-01-06 18:40:04,199 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:40:04,241 INFO L225 Difference]: With dead ends: 3169 [2021-01-06 18:40:04,241 INFO L226 Difference]: Without dead ends: 2080 [2021-01-06 18:40:04,258 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 18:40:04,285 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2080 states. [2021-01-06 18:40:04,382 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2080 to 1049. [2021-01-06 18:40:04,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1049 states. [2021-01-06 18:40:04,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1049 states to 1049 states and 1813 transitions. [2021-01-06 18:40:04,390 INFO L78 Accepts]: Start accepts. Automaton has 1049 states and 1813 transitions. Word has length 65 [2021-01-06 18:40:04,390 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:40:04,391 INFO L481 AbstractCegarLoop]: Abstraction has 1049 states and 1813 transitions. [2021-01-06 18:40:04,391 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 18:40:04,391 INFO L276 IsEmpty]: Start isEmpty. Operand 1049 states and 1813 transitions. [2021-01-06 18:40:04,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-01-06 18:40:04,396 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:40:04,396 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 18:40:04,397 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-01-06 18:40:04,397 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:40:04,398 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:40:04,398 INFO L82 PathProgramCache]: Analyzing trace with hash -857686479, now seen corresponding path program 1 times [2021-01-06 18:40:04,398 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:40:04,399 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1145662270] [2021-01-06 18:40:04,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:40:04,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:40:04,545 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 18:40:04,546 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1145662270] [2021-01-06 18:40:04,546 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:40:04,546 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-01-06 18:40:04,547 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [973680142] [2021-01-06 18:40:04,548 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-06 18:40:04,548 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:40:04,549 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-06 18:40:04,550 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 18:40:04,550 INFO L87 Difference]: Start difference. First operand 1049 states and 1813 transitions. Second operand 5 states. [2021-01-06 18:40:04,856 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:40:04,856 INFO L93 Difference]: Finished difference Result 3096 states and 5355 transitions. [2021-01-06 18:40:04,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-01-06 18:40:04,857 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 67 [2021-01-06 18:40:04,857 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:40:04,869 INFO L225 Difference]: With dead ends: 3096 [2021-01-06 18:40:04,869 INFO L226 Difference]: Without dead ends: 2066 [2021-01-06 18:40:04,873 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 18:40:04,877 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2066 states. [2021-01-06 18:40:04,917 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2066 to 1049. [2021-01-06 18:40:04,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1049 states. [2021-01-06 18:40:04,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1049 states to 1049 states and 1812 transitions. [2021-01-06 18:40:04,922 INFO L78 Accepts]: Start accepts. Automaton has 1049 states and 1812 transitions. Word has length 67 [2021-01-06 18:40:04,922 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:40:04,922 INFO L481 AbstractCegarLoop]: Abstraction has 1049 states and 1812 transitions. [2021-01-06 18:40:04,923 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-06 18:40:04,923 INFO L276 IsEmpty]: Start isEmpty. Operand 1049 states and 1812 transitions. [2021-01-06 18:40:04,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-01-06 18:40:04,925 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:40:04,926 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 18:40:04,926 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-01-06 18:40:04,926 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:40:04,927 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:40:04,927 INFO L82 PathProgramCache]: Analyzing trace with hash 1225845700, now seen corresponding path program 1 times [2021-01-06 18:40:04,927 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:40:04,928 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1448731375] [2021-01-06 18:40:04,928 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:40:04,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:40:05,045 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 18:40:05,046 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1448731375] [2021-01-06 18:40:05,046 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:40:05,046 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 18:40:05,046 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [194113314] [2021-01-06 18:40:05,047 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 18:40:05,047 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:40:05,048 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 18:40:05,048 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:40:05,048 INFO L87 Difference]: Start difference. First operand 1049 states and 1812 transitions. Second operand 3 states. [2021-01-06 18:40:05,145 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:40:05,145 INFO L93 Difference]: Finished difference Result 2080 states and 3598 transitions. [2021-01-06 18:40:05,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 18:40:05,146 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 68 [2021-01-06 18:40:05,147 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:40:05,153 INFO L225 Difference]: With dead ends: 2080 [2021-01-06 18:40:05,153 INFO L226 Difference]: Without dead ends: 1054 [2021-01-06 18:40:05,155 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 18:40:05,161 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1054 states. [2021-01-06 18:40:05,236 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1054 to 1049. [2021-01-06 18:40:05,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1049 states. [2021-01-06 18:40:05,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1049 states to 1049 states and 1811 transitions. [2021-01-06 18:40:05,242 INFO L78 Accepts]: Start accepts. Automaton has 1049 states and 1811 transitions. Word has length 68 [2021-01-06 18:40:05,248 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:40:05,248 INFO L481 AbstractCegarLoop]: Abstraction has 1049 states and 1811 transitions. [2021-01-06 18:40:05,249 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 18:40:05,249 INFO L276 IsEmpty]: Start isEmpty. Operand 1049 states and 1811 transitions. [2021-01-06 18:40:05,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-01-06 18:40:05,252 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:40:05,253 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 18:40:05,253 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-01-06 18:40:05,253 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:40:05,254 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:40:05,254 INFO L82 PathProgramCache]: Analyzing trace with hash 1539859774, now seen corresponding path program 1 times [2021-01-06 18:40:05,256 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:40:05,256 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1559316134] [2021-01-06 18:40:05,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:40:05,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:40:05,409 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 18:40:05,409 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1559316134] [2021-01-06 18:40:05,409 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:40:05,410 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 18:40:05,410 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [620601483] [2021-01-06 18:40:05,410 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 18:40:05,410 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:40:05,412 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 18:40:05,412 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:40:05,413 INFO L87 Difference]: Start difference. First operand 1049 states and 1811 transitions. Second operand 3 states. [2021-01-06 18:40:05,516 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:40:05,517 INFO L93 Difference]: Finished difference Result 2090 states and 3611 transitions. [2021-01-06 18:40:05,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 18:40:05,518 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 69 [2021-01-06 18:40:05,519 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:40:05,525 INFO L225 Difference]: With dead ends: 2090 [2021-01-06 18:40:05,525 INFO L226 Difference]: Without dead ends: 1049 [2021-01-06 18:40:05,527 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 18:40:05,530 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1049 states. [2021-01-06 18:40:05,573 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1049 to 1049. [2021-01-06 18:40:05,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1049 states. [2021-01-06 18:40:05,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1049 states to 1049 states and 1809 transitions. [2021-01-06 18:40:05,579 INFO L78 Accepts]: Start accepts. Automaton has 1049 states and 1809 transitions. Word has length 69 [2021-01-06 18:40:05,579 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:40:05,579 INFO L481 AbstractCegarLoop]: Abstraction has 1049 states and 1809 transitions. [2021-01-06 18:40:05,579 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 18:40:05,579 INFO L276 IsEmpty]: Start isEmpty. Operand 1049 states and 1809 transitions. [2021-01-06 18:40:05,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-01-06 18:40:05,582 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:40:05,582 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 18:40:05,582 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-01-06 18:40:05,583 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:40:05,584 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:40:05,584 INFO L82 PathProgramCache]: Analyzing trace with hash 1646629513, now seen corresponding path program 1 times [2021-01-06 18:40:05,584 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:40:05,584 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1673198734] [2021-01-06 18:40:05,585 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:40:05,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:40:05,707 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 18:40:05,708 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1673198734] [2021-01-06 18:40:05,708 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:40:05,708 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-01-06 18:40:05,708 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2019120736] [2021-01-06 18:40:05,709 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-06 18:40:05,709 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:40:05,709 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-06 18:40:05,711 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 18:40:05,711 INFO L87 Difference]: Start difference. First operand 1049 states and 1809 transitions. Second operand 5 states. [2021-01-06 18:40:06,021 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:40:06,022 INFO L93 Difference]: Finished difference Result 3086 states and 5335 transitions. [2021-01-06 18:40:06,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-01-06 18:40:06,024 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 70 [2021-01-06 18:40:06,025 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:40:06,036 INFO L225 Difference]: With dead ends: 3086 [2021-01-06 18:40:06,036 INFO L226 Difference]: Without dead ends: 2064 [2021-01-06 18:40:06,041 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 18:40:06,047 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2064 states. [2021-01-06 18:40:06,097 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2064 to 1049. [2021-01-06 18:40:06,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1049 states. [2021-01-06 18:40:06,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1049 states to 1049 states and 1808 transitions. [2021-01-06 18:40:06,102 INFO L78 Accepts]: Start accepts. Automaton has 1049 states and 1808 transitions. Word has length 70 [2021-01-06 18:40:06,102 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:40:06,102 INFO L481 AbstractCegarLoop]: Abstraction has 1049 states and 1808 transitions. [2021-01-06 18:40:06,102 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-06 18:40:06,102 INFO L276 IsEmpty]: Start isEmpty. Operand 1049 states and 1808 transitions. [2021-01-06 18:40:06,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-01-06 18:40:06,104 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:40:06,104 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 18:40:06,104 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-01-06 18:40:06,105 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:40:06,105 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:40:06,105 INFO L82 PathProgramCache]: Analyzing trace with hash 2039075590, now seen corresponding path program 1 times [2021-01-06 18:40:06,105 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:40:06,106 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [848895898] [2021-01-06 18:40:06,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:40:06,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:40:06,295 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 18:40:06,296 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [848895898] [2021-01-06 18:40:06,296 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:40:06,296 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-01-06 18:40:06,296 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [264546947] [2021-01-06 18:40:06,297 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-06 18:40:06,297 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:40:06,298 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-06 18:40:06,298 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 18:40:06,298 INFO L87 Difference]: Start difference. First operand 1049 states and 1808 transitions. Second operand 5 states. [2021-01-06 18:40:06,609 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:40:06,609 INFO L93 Difference]: Finished difference Result 3091 states and 5340 transitions. [2021-01-06 18:40:06,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-01-06 18:40:06,610 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 71 [2021-01-06 18:40:06,610 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:40:06,621 INFO L225 Difference]: With dead ends: 3091 [2021-01-06 18:40:06,621 INFO L226 Difference]: Without dead ends: 2069 [2021-01-06 18:40:06,624 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 18:40:06,627 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2069 states. [2021-01-06 18:40:06,685 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2069 to 1049. [2021-01-06 18:40:06,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1049 states. [2021-01-06 18:40:06,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1049 states to 1049 states and 1807 transitions. [2021-01-06 18:40:06,690 INFO L78 Accepts]: Start accepts. Automaton has 1049 states and 1807 transitions. Word has length 71 [2021-01-06 18:40:06,690 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:40:06,690 INFO L481 AbstractCegarLoop]: Abstraction has 1049 states and 1807 transitions. [2021-01-06 18:40:06,690 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-06 18:40:06,690 INFO L276 IsEmpty]: Start isEmpty. Operand 1049 states and 1807 transitions. [2021-01-06 18:40:06,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-01-06 18:40:06,692 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:40:06,692 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 18:40:06,692 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-01-06 18:40:06,692 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:40:06,693 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:40:06,693 INFO L82 PathProgramCache]: Analyzing trace with hash -1603979538, now seen corresponding path program 1 times [2021-01-06 18:40:06,693 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:40:06,694 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [109605691] [2021-01-06 18:40:06,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:40:06,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:40:06,764 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 18:40:06,765 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [109605691] [2021-01-06 18:40:06,765 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:40:06,765 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 18:40:06,765 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1866016531] [2021-01-06 18:40:06,766 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 18:40:06,766 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:40:06,767 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 18:40:06,767 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:40:06,767 INFO L87 Difference]: Start difference. First operand 1049 states and 1807 transitions. Second operand 3 states. [2021-01-06 18:40:06,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:40:06,839 INFO L93 Difference]: Finished difference Result 1817 states and 3108 transitions. [2021-01-06 18:40:06,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 18:40:06,840 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 72 [2021-01-06 18:40:06,840 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:40:06,846 INFO L225 Difference]: With dead ends: 1817 [2021-01-06 18:40:06,846 INFO L226 Difference]: Without dead ends: 1052 [2021-01-06 18:40:06,848 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 18:40:06,850 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1052 states. [2021-01-06 18:40:06,902 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1052 to 1051. [2021-01-06 18:40:06,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1051 states. [2021-01-06 18:40:06,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1051 states to 1051 states and 1809 transitions. [2021-01-06 18:40:06,907 INFO L78 Accepts]: Start accepts. Automaton has 1051 states and 1809 transitions. Word has length 72 [2021-01-06 18:40:06,907 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:40:06,907 INFO L481 AbstractCegarLoop]: Abstraction has 1051 states and 1809 transitions. [2021-01-06 18:40:06,907 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 18:40:06,908 INFO L276 IsEmpty]: Start isEmpty. Operand 1051 states and 1809 transitions. [2021-01-06 18:40:06,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-01-06 18:40:06,909 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:40:06,909 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 18:40:06,910 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-01-06 18:40:06,910 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:40:06,910 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:40:06,910 INFO L82 PathProgramCache]: Analyzing trace with hash -94904896, now seen corresponding path program 1 times [2021-01-06 18:40:06,910 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:40:06,911 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1684310310] [2021-01-06 18:40:06,911 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:40:06,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:40:07,032 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 18:40:07,033 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1684310310] [2021-01-06 18:40:07,033 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:40:07,033 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 18:40:07,034 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1776050458] [2021-01-06 18:40:07,034 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 18:40:07,034 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:40:07,035 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 18:40:07,035 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:40:07,035 INFO L87 Difference]: Start difference. First operand 1051 states and 1809 transitions. Second operand 3 states. [2021-01-06 18:40:07,181 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:40:07,181 INFO L93 Difference]: Finished difference Result 3039 states and 5251 transitions. [2021-01-06 18:40:07,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 18:40:07,182 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 80 [2021-01-06 18:40:07,183 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:40:07,193 INFO L225 Difference]: With dead ends: 3039 [2021-01-06 18:40:07,193 INFO L226 Difference]: Without dead ends: 2019 [2021-01-06 18:40:07,196 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 18:40:07,200 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2019 states. [2021-01-06 18:40:07,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2019 to 1254. [2021-01-06 18:40:07,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1254 states. [2021-01-06 18:40:07,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1254 states to 1254 states and 2184 transitions. [2021-01-06 18:40:07,291 INFO L78 Accepts]: Start accepts. Automaton has 1254 states and 2184 transitions. Word has length 80 [2021-01-06 18:40:07,291 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:40:07,291 INFO L481 AbstractCegarLoop]: Abstraction has 1254 states and 2184 transitions. [2021-01-06 18:40:07,291 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 18:40:07,291 INFO L276 IsEmpty]: Start isEmpty. Operand 1254 states and 2184 transitions. [2021-01-06 18:40:07,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-01-06 18:40:07,294 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:40:07,294 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 18:40:07,294 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-01-06 18:40:07,295 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:40:07,295 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:40:07,295 INFO L82 PathProgramCache]: Analyzing trace with hash 943791041, now seen corresponding path program 1 times [2021-01-06 18:40:07,296 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:40:07,296 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [434414411] [2021-01-06 18:40:07,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:40:07,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:40:07,410 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 18:40:07,411 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [434414411] [2021-01-06 18:40:07,411 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:40:07,411 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-01-06 18:40:07,412 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [394200260] [2021-01-06 18:40:07,412 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-06 18:40:07,412 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:40:07,413 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-06 18:40:07,413 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 18:40:07,413 INFO L87 Difference]: Start difference. First operand 1254 states and 2184 transitions. Second operand 5 states. [2021-01-06 18:40:07,857 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:40:07,857 INFO L93 Difference]: Finished difference Result 3692 states and 6458 transitions. [2021-01-06 18:40:07,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-01-06 18:40:07,858 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 81 [2021-01-06 18:40:07,858 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:40:07,871 INFO L225 Difference]: With dead ends: 3692 [2021-01-06 18:40:07,872 INFO L226 Difference]: Without dead ends: 2469 [2021-01-06 18:40:07,875 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 18:40:07,879 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2469 states. [2021-01-06 18:40:07,971 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2469 to 1254. [2021-01-06 18:40:07,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1254 states. [2021-01-06 18:40:07,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1254 states to 1254 states and 2182 transitions. [2021-01-06 18:40:07,980 INFO L78 Accepts]: Start accepts. Automaton has 1254 states and 2182 transitions. Word has length 81 [2021-01-06 18:40:07,981 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:40:07,981 INFO L481 AbstractCegarLoop]: Abstraction has 1254 states and 2182 transitions. [2021-01-06 18:40:07,981 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-06 18:40:07,981 INFO L276 IsEmpty]: Start isEmpty. Operand 1254 states and 2182 transitions. [2021-01-06 18:40:07,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-01-06 18:40:07,983 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:40:07,984 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 18:40:07,984 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-01-06 18:40:07,984 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:40:07,984 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:40:07,984 INFO L82 PathProgramCache]: Analyzing trace with hash -1271534902, now seen corresponding path program 1 times [2021-01-06 18:40:07,985 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:40:07,985 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [248687277] [2021-01-06 18:40:07,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:40:08,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:40:08,068 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 18:40:08,068 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [248687277] [2021-01-06 18:40:08,068 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:40:08,069 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 18:40:08,069 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1769588091] [2021-01-06 18:40:08,069 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 18:40:08,069 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:40:08,070 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 18:40:08,070 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:40:08,070 INFO L87 Difference]: Start difference. First operand 1254 states and 2182 transitions. Second operand 3 states. [2021-01-06 18:40:08,253 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:40:08,253 INFO L93 Difference]: Finished difference Result 3690 states and 6450 transitions. [2021-01-06 18:40:08,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 18:40:08,254 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 82 [2021-01-06 18:40:08,254 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:40:08,267 INFO L225 Difference]: With dead ends: 3690 [2021-01-06 18:40:08,267 INFO L226 Difference]: Without dead ends: 2467 [2021-01-06 18:40:08,271 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 18:40:08,275 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2467 states. [2021-01-06 18:40:08,376 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2467 to 1702. [2021-01-06 18:40:08,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1702 states. [2021-01-06 18:40:08,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1702 states to 1702 states and 3009 transitions. [2021-01-06 18:40:08,382 INFO L78 Accepts]: Start accepts. Automaton has 1702 states and 3009 transitions. Word has length 82 [2021-01-06 18:40:08,382 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:40:08,382 INFO L481 AbstractCegarLoop]: Abstraction has 1702 states and 3009 transitions. [2021-01-06 18:40:08,382 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 18:40:08,382 INFO L276 IsEmpty]: Start isEmpty. Operand 1702 states and 3009 transitions. [2021-01-06 18:40:08,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-01-06 18:40:08,385 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:40:08,385 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 18:40:08,386 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-01-06 18:40:08,386 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:40:08,386 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:40:08,386 INFO L82 PathProgramCache]: Analyzing trace with hash 1917764844, now seen corresponding path program 1 times [2021-01-06 18:40:08,387 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:40:08,387 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [467332163] [2021-01-06 18:40:08,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:40:08,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:40:08,485 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 18:40:08,486 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [467332163] [2021-01-06 18:40:08,486 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1422814166] [2021-01-06 18:40:08,486 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 18:40:08,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:40:08,909 INFO L263 TraceCheckSpWp]: Trace formula consists of 1071 conjuncts, 3 conjunts are in the unsatisfiable core [2021-01-06 18:40:08,921 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-06 18:40:09,107 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 18:40:09,107 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-01-06 18:40:09,107 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2021-01-06 18:40:09,108 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [497003266] [2021-01-06 18:40:09,109 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-06 18:40:09,109 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:40:09,109 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-06 18:40:09,110 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-01-06 18:40:09,110 INFO L87 Difference]: Start difference. First operand 1702 states and 3009 transitions. Second operand 5 states. [2021-01-06 18:40:09,383 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:40:09,383 INFO L93 Difference]: Finished difference Result 3494 states and 6081 transitions. [2021-01-06 18:40:09,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-01-06 18:40:09,384 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 82 [2021-01-06 18:40:09,385 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:40:09,400 INFO L225 Difference]: With dead ends: 3494 [2021-01-06 18:40:09,400 INFO L226 Difference]: Without dead ends: 2729 [2021-01-06 18:40:09,403 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 82 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 18:40:09,407 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2729 states. [2021-01-06 18:40:09,560 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2729 to 1961. [2021-01-06 18:40:09,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1961 states. [2021-01-06 18:40:09,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1961 states to 1961 states and 3481 transitions. [2021-01-06 18:40:09,568 INFO L78 Accepts]: Start accepts. Automaton has 1961 states and 3481 transitions. Word has length 82 [2021-01-06 18:40:09,568 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:40:09,568 INFO L481 AbstractCegarLoop]: Abstraction has 1961 states and 3481 transitions. [2021-01-06 18:40:09,568 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-06 18:40:09,569 INFO L276 IsEmpty]: Start isEmpty. Operand 1961 states and 3481 transitions. [2021-01-06 18:40:09,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-01-06 18:40:09,575 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:40:09,576 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 18:40:09,789 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2021-01-06 18:40:09,790 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:40:09,791 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:40:09,791 INFO L82 PathProgramCache]: Analyzing trace with hash -462600625, now seen corresponding path program 1 times [2021-01-06 18:40:09,791 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:40:09,791 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [622491962] [2021-01-06 18:40:09,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:40:09,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:40:09,877 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 18:40:09,877 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [622491962] [2021-01-06 18:40:09,878 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:40:09,878 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 18:40:09,878 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1046774123] [2021-01-06 18:40:09,878 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 18:40:09,879 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:40:09,879 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 18:40:09,879 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:40:09,879 INFO L87 Difference]: Start difference. First operand 1961 states and 3481 transitions. Second operand 3 states. [2021-01-06 18:40:10,105 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:40:10,105 INFO L93 Difference]: Finished difference Result 5474 states and 9735 transitions. [2021-01-06 18:40:10,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 18:40:10,106 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 86 [2021-01-06 18:40:10,106 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:40:10,142 INFO L225 Difference]: With dead ends: 5474 [2021-01-06 18:40:10,143 INFO L226 Difference]: Without dead ends: 3614 [2021-01-06 18:40:10,148 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 18:40:10,154 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3614 states. [2021-01-06 18:40:10,331 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3614 to 2849. [2021-01-06 18:40:10,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2849 states. [2021-01-06 18:40:10,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2849 states to 2849 states and 5114 transitions. [2021-01-06 18:40:10,341 INFO L78 Accepts]: Start accepts. Automaton has 2849 states and 5114 transitions. Word has length 86 [2021-01-06 18:40:10,343 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:40:10,343 INFO L481 AbstractCegarLoop]: Abstraction has 2849 states and 5114 transitions. [2021-01-06 18:40:10,343 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 18:40:10,343 INFO L276 IsEmpty]: Start isEmpty. Operand 2849 states and 5114 transitions. [2021-01-06 18:40:10,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-01-06 18:40:10,353 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:40:10,353 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 18:40:10,354 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-01-06 18:40:10,354 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:40:10,354 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:40:10,354 INFO L82 PathProgramCache]: Analyzing trace with hash 1674598607, now seen corresponding path program 1 times [2021-01-06 18:40:10,355 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:40:10,355 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [801345457] [2021-01-06 18:40:10,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:40:10,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:40:10,455 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 18:40:10,455 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [801345457] [2021-01-06 18:40:10,456 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:40:10,456 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 18:40:10,457 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [60576975] [2021-01-06 18:40:10,457 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 18:40:10,461 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:40:10,461 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 18:40:10,462 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:40:10,462 INFO L87 Difference]: Start difference. First operand 2849 states and 5114 transitions. Second operand 3 states. [2021-01-06 18:40:10,828 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:40:10,828 INFO L93 Difference]: Finished difference Result 7874 states and 14153 transitions. [2021-01-06 18:40:10,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 18:40:10,829 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 87 [2021-01-06 18:40:10,829 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:40:10,844 INFO L225 Difference]: With dead ends: 7874 [2021-01-06 18:40:10,844 INFO L226 Difference]: Without dead ends: 5160 [2021-01-06 18:40:10,851 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 18:40:10,858 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5160 states. [2021-01-06 18:40:11,109 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5160 to 4395. [2021-01-06 18:40:11,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4395 states. [2021-01-06 18:40:11,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4395 states to 4395 states and 7955 transitions. [2021-01-06 18:40:11,122 INFO L78 Accepts]: Start accepts. Automaton has 4395 states and 7955 transitions. Word has length 87 [2021-01-06 18:40:11,122 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:40:11,122 INFO L481 AbstractCegarLoop]: Abstraction has 4395 states and 7955 transitions. [2021-01-06 18:40:11,122 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 18:40:11,122 INFO L276 IsEmpty]: Start isEmpty. Operand 4395 states and 7955 transitions. [2021-01-06 18:40:11,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-01-06 18:40:11,132 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:40:11,132 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 18:40:11,132 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-01-06 18:40:11,132 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:40:11,133 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:40:11,133 INFO L82 PathProgramCache]: Analyzing trace with hash -997839682, now seen corresponding path program 1 times [2021-01-06 18:40:11,133 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:40:11,133 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1713379303] [2021-01-06 18:40:11,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:40:11,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:40:11,235 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 18:40:11,236 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1713379303] [2021-01-06 18:40:11,236 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:40:11,236 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 18:40:11,237 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [573870888] [2021-01-06 18:40:11,238 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 18:40:11,238 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:40:11,239 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 18:40:11,239 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:40:11,240 INFO L87 Difference]: Start difference. First operand 4395 states and 7955 transitions. Second operand 3 states. [2021-01-06 18:40:12,018 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:40:12,018 INFO L93 Difference]: Finished difference Result 12228 states and 22159 transitions. [2021-01-06 18:40:12,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 18:40:12,019 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 88 [2021-01-06 18:40:12,019 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:40:12,046 INFO L225 Difference]: With dead ends: 12228 [2021-01-06 18:40:12,047 INFO L226 Difference]: Without dead ends: 8002 [2021-01-06 18:40:12,056 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 18:40:12,069 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8002 states. [2021-01-06 18:40:12,504 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8002 to 7237. [2021-01-06 18:40:12,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7237 states. [2021-01-06 18:40:12,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7237 states to 7237 states and 13172 transitions. [2021-01-06 18:40:12,525 INFO L78 Accepts]: Start accepts. Automaton has 7237 states and 13172 transitions. Word has length 88 [2021-01-06 18:40:12,526 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:40:12,526 INFO L481 AbstractCegarLoop]: Abstraction has 7237 states and 13172 transitions. [2021-01-06 18:40:12,526 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 18:40:12,526 INFO L276 IsEmpty]: Start isEmpty. Operand 7237 states and 13172 transitions. [2021-01-06 18:40:12,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-01-06 18:40:12,540 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:40:12,540 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 18:40:12,540 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-01-06 18:40:12,540 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:40:12,541 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:40:12,541 INFO L82 PathProgramCache]: Analyzing trace with hash 1023552606, now seen corresponding path program 1 times [2021-01-06 18:40:12,541 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:40:12,542 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [814531257] [2021-01-06 18:40:12,542 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:40:12,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:40:12,680 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 18:40:12,681 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [814531257] [2021-01-06 18:40:12,681 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:40:12,681 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 18:40:12,683 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [82812362] [2021-01-06 18:40:12,684 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 18:40:12,684 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:40:12,684 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 18:40:12,685 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:40:12,685 INFO L87 Difference]: Start difference. First operand 7237 states and 13172 transitions. Second operand 3 states. [2021-01-06 18:40:13,444 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:40:13,444 INFO L93 Difference]: Finished difference Result 21212 states and 38652 transitions. [2021-01-06 18:40:13,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 18:40:13,445 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 89 [2021-01-06 18:40:13,445 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:40:13,491 INFO L225 Difference]: With dead ends: 21212 [2021-01-06 18:40:13,491 INFO L226 Difference]: Without dead ends: 14148 [2021-01-06 18:40:13,509 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 18:40:13,533 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14148 states. [2021-01-06 18:40:14,296 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14148 to 13383. [2021-01-06 18:40:14,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13383 states. [2021-01-06 18:40:14,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13383 states to 13383 states and 24437 transitions. [2021-01-06 18:40:14,334 INFO L78 Accepts]: Start accepts. Automaton has 13383 states and 24437 transitions. Word has length 89 [2021-01-06 18:40:14,334 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:40:14,334 INFO L481 AbstractCegarLoop]: Abstraction has 13383 states and 24437 transitions. [2021-01-06 18:40:14,334 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 18:40:14,334 INFO L276 IsEmpty]: Start isEmpty. Operand 13383 states and 24437 transitions. [2021-01-06 18:40:14,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-01-06 18:40:14,354 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:40:14,354 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 18:40:14,354 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-01-06 18:40:14,354 INFO L429 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:40:14,355 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:40:14,355 INFO L82 PathProgramCache]: Analyzing trace with hash -1048192721, now seen corresponding path program 1 times [2021-01-06 18:40:14,355 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:40:14,355 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [382017321] [2021-01-06 18:40:14,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:40:14,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:40:14,438 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 18:40:14,439 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [382017321] [2021-01-06 18:40:14,439 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:40:14,439 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 18:40:14,439 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [756405037] [2021-01-06 18:40:14,440 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 18:40:14,440 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:40:14,441 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 18:40:14,441 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:40:14,441 INFO L87 Difference]: Start difference. First operand 13383 states and 24437 transitions. Second operand 3 states. [2021-01-06 18:40:15,753 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:40:15,753 INFO L93 Difference]: Finished difference Result 39352 states and 71922 transitions. [2021-01-06 18:40:15,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 18:40:15,754 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 90 [2021-01-06 18:40:15,754 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:40:15,836 INFO L225 Difference]: With dead ends: 39352 [2021-01-06 18:40:15,837 INFO L226 Difference]: Without dead ends: 26150 [2021-01-06 18:40:15,860 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 18:40:15,890 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26150 states. [2021-01-06 18:40:17,552 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26150 to 25385. [2021-01-06 18:40:17,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25385 states. [2021-01-06 18:40:17,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25385 states to 25385 states and 46422 transitions. [2021-01-06 18:40:17,631 INFO L78 Accepts]: Start accepts. Automaton has 25385 states and 46422 transitions. Word has length 90 [2021-01-06 18:40:17,631 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:40:17,631 INFO L481 AbstractCegarLoop]: Abstraction has 25385 states and 46422 transitions. [2021-01-06 18:40:17,631 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 18:40:17,631 INFO L276 IsEmpty]: Start isEmpty. Operand 25385 states and 46422 transitions. [2021-01-06 18:40:17,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-01-06 18:40:17,659 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:40:17,660 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 18:40:17,660 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-01-06 18:40:17,660 INFO L429 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:40:17,661 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:40:17,661 INFO L82 PathProgramCache]: Analyzing trace with hash -1382534692, now seen corresponding path program 1 times [2021-01-06 18:40:17,661 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:40:17,661 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [490372303] [2021-01-06 18:40:17,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:40:17,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:40:17,813 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 18:40:17,813 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [490372303] [2021-01-06 18:40:17,813 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:40:17,813 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 18:40:17,814 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1418850513] [2021-01-06 18:40:17,815 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 18:40:17,815 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:40:17,816 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 18:40:17,816 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:40:17,816 INFO L87 Difference]: Start difference. First operand 25385 states and 46422 transitions. Second operand 3 states. [2021-01-06 18:40:20,038 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:40:20,038 INFO L93 Difference]: Finished difference Result 69997 states and 127613 transitions. [2021-01-06 18:40:20,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 18:40:20,039 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 91 [2021-01-06 18:40:20,039 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:40:20,164 INFO L225 Difference]: With dead ends: 69997 [2021-01-06 18:40:20,164 INFO L226 Difference]: Without dead ends: 44840 [2021-01-06 18:40:20,200 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 18:40:20,254 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44840 states. [2021-01-06 18:40:22,573 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44840 to 44075. [2021-01-06 18:40:22,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44075 states. [2021-01-06 18:40:22,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44075 states to 44075 states and 80151 transitions. [2021-01-06 18:40:22,776 INFO L78 Accepts]: Start accepts. Automaton has 44075 states and 80151 transitions. Word has length 91 [2021-01-06 18:40:22,776 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:40:22,777 INFO L481 AbstractCegarLoop]: Abstraction has 44075 states and 80151 transitions. [2021-01-06 18:40:22,777 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 18:40:22,777 INFO L276 IsEmpty]: Start isEmpty. Operand 44075 states and 80151 transitions. [2021-01-06 18:40:22,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-01-06 18:40:22,818 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:40:22,818 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 18:40:22,818 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-01-06 18:40:22,819 INFO L429 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:40:22,819 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:40:22,820 INFO L82 PathProgramCache]: Analyzing trace with hash -1472425144, now seen corresponding path program 1 times [2021-01-06 18:40:22,820 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:40:22,825 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [332462112] [2021-01-06 18:40:22,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:40:22,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:40:22,919 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 18:40:22,920 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [332462112] [2021-01-06 18:40:22,920 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:40:22,920 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-01-06 18:40:22,920 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [702005716] [2021-01-06 18:40:22,922 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-06 18:40:22,924 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:40:22,925 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-06 18:40:22,925 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 18:40:22,925 INFO L87 Difference]: Start difference. First operand 44075 states and 80151 transitions. Second operand 5 states. [2021-01-06 18:40:26,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:40:26,059 INFO L93 Difference]: Finished difference Result 129842 states and 236102 transitions. [2021-01-06 18:40:26,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-01-06 18:40:26,060 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 92 [2021-01-06 18:40:26,060 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:40:26,246 INFO L225 Difference]: With dead ends: 129842 [2021-01-06 18:40:26,246 INFO L226 Difference]: Without dead ends: 86063 [2021-01-06 18:40:26,291 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-01-06 18:40:26,386 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86063 states. [2021-01-06 18:40:28,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86063 to 44075. [2021-01-06 18:40:28,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44075 states. [2021-01-06 18:40:28,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44075 states to 44075 states and 79893 transitions. [2021-01-06 18:40:28,789 INFO L78 Accepts]: Start accepts. Automaton has 44075 states and 79893 transitions. Word has length 92 [2021-01-06 18:40:28,789 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:40:28,789 INFO L481 AbstractCegarLoop]: Abstraction has 44075 states and 79893 transitions. [2021-01-06 18:40:28,789 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-06 18:40:28,789 INFO L276 IsEmpty]: Start isEmpty. Operand 44075 states and 79893 transitions. [2021-01-06 18:40:28,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-01-06 18:40:28,814 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:40:28,814 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 18:40:28,815 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-01-06 18:40:28,815 INFO L429 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:40:28,815 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:40:28,815 INFO L82 PathProgramCache]: Analyzing trace with hash 1716874602, now seen corresponding path program 2 times [2021-01-06 18:40:28,816 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:40:28,816 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1112723744] [2021-01-06 18:40:28,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:40:28,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:40:28,889 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 18:40:28,889 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1112723744] [2021-01-06 18:40:28,890 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:40:28,890 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-01-06 18:40:28,890 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1398289358] [2021-01-06 18:40:28,890 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-06 18:40:28,891 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:40:28,891 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-06 18:40:28,891 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 18:40:28,891 INFO L87 Difference]: Start difference. First operand 44075 states and 79893 transitions. Second operand 5 states. [2021-01-06 18:40:30,796 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:40:30,796 INFO L93 Difference]: Finished difference Result 88613 states and 160567 transitions. [2021-01-06 18:40:30,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-01-06 18:40:30,797 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 92 [2021-01-06 18:40:30,797 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:40:30,864 INFO L225 Difference]: With dead ends: 88613 [2021-01-06 18:40:30,864 INFO L226 Difference]: Without dead ends: 44840 [2021-01-06 18:40:30,911 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-01-06 18:40:30,965 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44840 states. [2021-01-06 18:40:32,852 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44840 to 44075. [2021-01-06 18:40:32,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44075 states. [2021-01-06 18:40:32,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44075 states to 44075 states and 79765 transitions. [2021-01-06 18:40:32,919 INFO L78 Accepts]: Start accepts. Automaton has 44075 states and 79765 transitions. Word has length 92 [2021-01-06 18:40:32,919 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:40:32,919 INFO L481 AbstractCegarLoop]: Abstraction has 44075 states and 79765 transitions. [2021-01-06 18:40:32,919 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-06 18:40:32,920 INFO L276 IsEmpty]: Start isEmpty. Operand 44075 states and 79765 transitions. [2021-01-06 18:40:32,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-01-06 18:40:32,937 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:40:32,937 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 18:40:32,937 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-01-06 18:40:32,938 INFO L429 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:40:32,938 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:40:32,938 INFO L82 PathProgramCache]: Analyzing trace with hash 1263709981, now seen corresponding path program 1 times [2021-01-06 18:40:32,938 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:40:32,939 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [185797328] [2021-01-06 18:40:32,939 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:40:32,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:40:33,001 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 18:40:33,002 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [185797328] [2021-01-06 18:40:33,002 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:40:33,002 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 18:40:33,002 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1734626687] [2021-01-06 18:40:33,002 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 18:40:33,003 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:40:33,003 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 18:40:33,003 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:40:33,004 INFO L87 Difference]: Start difference. First operand 44075 states and 79765 transitions. Second operand 3 states. [2021-01-06 18:40:36,052 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:40:36,052 INFO L93 Difference]: Finished difference Result 123727 states and 223745 transitions. [2021-01-06 18:40:36,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 18:40:36,053 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 92 [2021-01-06 18:40:36,053 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:40:36,186 INFO L225 Difference]: With dead ends: 123727 [2021-01-06 18:40:36,186 INFO L226 Difference]: Without dead ends: 79914 [2021-01-06 18:40:36,219 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 18:40:36,278 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79914 states. [2021-01-06 18:40:39,577 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79914 to 79149. [2021-01-06 18:40:39,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 79149 states. [2021-01-06 18:40:39,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79149 states to 79149 states and 142870 transitions. [2021-01-06 18:40:39,715 INFO L78 Accepts]: Start accepts. Automaton has 79149 states and 142870 transitions. Word has length 92 [2021-01-06 18:40:39,715 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:40:39,715 INFO L481 AbstractCegarLoop]: Abstraction has 79149 states and 142870 transitions. [2021-01-06 18:40:39,715 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 18:40:39,715 INFO L276 IsEmpty]: Start isEmpty. Operand 79149 states and 142870 transitions. [2021-01-06 18:40:39,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-01-06 18:40:39,730 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:40:39,730 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 18:40:39,731 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-01-06 18:40:39,731 INFO L429 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:40:39,731 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:40:39,731 INFO L82 PathProgramCache]: Analyzing trace with hash -211032988, now seen corresponding path program 1 times [2021-01-06 18:40:39,731 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:40:39,732 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1871294532] [2021-01-06 18:40:39,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:40:39,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:40:39,852 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 18:40:39,852 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1871294532] [2021-01-06 18:40:39,853 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:40:39,853 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-01-06 18:40:39,853 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [926472152] [2021-01-06 18:40:39,853 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-01-06 18:40:39,853 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:40:39,854 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-01-06 18:40:39,854 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2021-01-06 18:40:39,854 INFO L87 Difference]: Start difference. First operand 79149 states and 142870 transitions. Second operand 9 states. [2021-01-06 18:40:47,809 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:40:47,809 INFO L93 Difference]: Finished difference Result 163452 states and 294288 transitions. [2021-01-06 18:40:47,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-01-06 18:40:47,809 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 93 [2021-01-06 18:40:47,810 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:40:48,087 INFO L225 Difference]: With dead ends: 163452 [2021-01-06 18:40:48,087 INFO L226 Difference]: Without dead ends: 162755 [2021-01-06 18:40:48,295 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=182, Invalid=370, Unknown=0, NotChecked=0, Total=552 [2021-01-06 18:40:48,406 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 162755 states. [2021-01-06 18:40:54,354 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 162755 to 157885. [2021-01-06 18:40:54,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 157885 states. [2021-01-06 18:40:55,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157885 states to 157885 states and 285048 transitions. [2021-01-06 18:40:55,004 INFO L78 Accepts]: Start accepts. Automaton has 157885 states and 285048 transitions. Word has length 93 [2021-01-06 18:40:55,004 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:40:55,004 INFO L481 AbstractCegarLoop]: Abstraction has 157885 states and 285048 transitions. [2021-01-06 18:40:55,004 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2021-01-06 18:40:55,005 INFO L276 IsEmpty]: Start isEmpty. Operand 157885 states and 285048 transitions. [2021-01-06 18:40:55,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-01-06 18:40:55,054 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:40:55,054 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 18:40:55,054 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-01-06 18:40:55,054 INFO L429 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:40:55,055 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:40:55,055 INFO L82 PathProgramCache]: Analyzing trace with hash 1901297665, now seen corresponding path program 1 times [2021-01-06 18:40:55,055 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:40:55,060 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1986014072] [2021-01-06 18:40:55,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:40:55,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:40:55,168 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 18:40:55,168 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1986014072] [2021-01-06 18:40:55,169 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:40:55,169 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 18:40:55,170 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [371180271] [2021-01-06 18:40:55,170 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-01-06 18:40:55,171 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:40:55,171 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-01-06 18:40:55,171 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-01-06 18:40:55,172 INFO L87 Difference]: Start difference. First operand 157885 states and 285048 transitions. Second operand 4 states. [2021-01-06 18:41:03,464 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:41:03,466 INFO L93 Difference]: Finished difference Result 240659 states and 433975 transitions. [2021-01-06 18:41:03,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-01-06 18:41:03,467 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 94 [2021-01-06 18:41:03,467 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:41:04,145 INFO L225 Difference]: With dead ends: 240659 [2021-01-06 18:41:04,145 INFO L226 Difference]: Without dead ends: 239465 [2021-01-06 18:41:04,200 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 18:41:04,374 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 239465 states. [2021-01-06 18:41:14,042 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 239465 to 237307. [2021-01-06 18:41:14,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 237307 states. [2021-01-06 18:41:14,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237307 states to 237307 states and 428387 transitions. [2021-01-06 18:41:14,810 INFO L78 Accepts]: Start accepts. Automaton has 237307 states and 428387 transitions. Word has length 94 [2021-01-06 18:41:14,810 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:41:14,810 INFO L481 AbstractCegarLoop]: Abstraction has 237307 states and 428387 transitions. [2021-01-06 18:41:14,810 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-01-06 18:41:14,810 INFO L276 IsEmpty]: Start isEmpty. Operand 237307 states and 428387 transitions. [2021-01-06 18:41:14,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-01-06 18:41:14,894 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:41:14,894 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 18:41:14,894 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-01-06 18:41:14,894 INFO L429 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:41:14,895 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:41:14,895 INFO L82 PathProgramCache]: Analyzing trace with hash 1923929919, now seen corresponding path program 1 times [2021-01-06 18:41:14,896 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:41:14,898 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1257331430] [2021-01-06 18:41:14,898 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:41:14,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:41:15,073 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 18:41:15,074 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1257331430] [2021-01-06 18:41:15,074 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:41:15,074 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-01-06 18:41:15,074 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1920400135] [2021-01-06 18:41:15,075 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-01-06 18:41:15,075 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:41:15,076 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-01-06 18:41:15,076 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2021-01-06 18:41:15,076 INFO L87 Difference]: Start difference. First operand 237307 states and 428387 transitions. Second operand 9 states. [2021-01-06 18:41:26,116 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:41:26,116 INFO L93 Difference]: Finished difference Result 249836 states and 449600 transitions. [2021-01-06 18:41:26,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-01-06 18:41:26,117 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 94 [2021-01-06 18:41:26,117 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:41:26,624 INFO L225 Difference]: With dead ends: 249836 [2021-01-06 18:41:26,624 INFO L226 Difference]: Without dead ends: 247690 [2021-01-06 18:41:26,898 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 18:41:27,106 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 247690 states. [2021-01-06 18:41:37,097 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 247690 to 238273. [2021-01-06 18:41:37,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 238273 states. [2021-01-06 18:41:37,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238273 states to 238273 states and 430007 transitions. [2021-01-06 18:41:37,725 INFO L78 Accepts]: Start accepts. Automaton has 238273 states and 430007 transitions. Word has length 94 [2021-01-06 18:41:37,725 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:41:37,725 INFO L481 AbstractCegarLoop]: Abstraction has 238273 states and 430007 transitions. [2021-01-06 18:41:37,725 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2021-01-06 18:41:37,726 INFO L276 IsEmpty]: Start isEmpty. Operand 238273 states and 430007 transitions. [2021-01-06 18:41:37,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-01-06 18:41:37,786 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:41:37,787 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 18:41:37,787 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2021-01-06 18:41:37,787 INFO L429 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:41:37,787 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:41:37,787 INFO L82 PathProgramCache]: Analyzing trace with hash 176873636, now seen corresponding path program 1 times [2021-01-06 18:41:37,788 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:41:37,788 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [167880807] [2021-01-06 18:41:37,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:41:37,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:41:37,885 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 18:41:37,886 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [167880807] [2021-01-06 18:41:37,886 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:41:37,886 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-01-06 18:41:37,886 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [312543767] [2021-01-06 18:41:37,887 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-06 18:41:37,887 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:41:37,887 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-06 18:41:37,887 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 18:41:37,888 INFO L87 Difference]: Start difference. First operand 238273 states and 430007 transitions. Second operand 5 states. [2021-01-06 18:41:48,561 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:41:48,562 INFO L93 Difference]: Finished difference Result 255593 states and 459213 transitions. [2021-01-06 18:41:48,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-01-06 18:41:48,562 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 95 [2021-01-06 18:41:48,562 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:41:49,477 INFO L225 Difference]: With dead ends: 255593 [2021-01-06 18:41:49,478 INFO L226 Difference]: Without dead ends: 252809 [2021-01-06 18:41:49,609 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 18:41:49,842 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 252809 states. [2021-01-06 18:42:01,957 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 252809 to 241629. [2021-01-06 18:42:01,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 241629 states. [2021-01-06 18:42:02,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241629 states to 241629 states and 435550 transitions. [2021-01-06 18:42:02,883 INFO L78 Accepts]: Start accepts. Automaton has 241629 states and 435550 transitions. Word has length 95 [2021-01-06 18:42:02,883 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:42:02,884 INFO L481 AbstractCegarLoop]: Abstraction has 241629 states and 435550 transitions. [2021-01-06 18:42:02,884 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-06 18:42:02,884 INFO L276 IsEmpty]: Start isEmpty. Operand 241629 states and 435550 transitions. [2021-01-06 18:42:02,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-01-06 18:42:02,937 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:42:02,937 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 18:42:02,937 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-01-06 18:42:02,937 INFO L429 AbstractCegarLoop]: === Iteration 25 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:42:02,937 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:42:02,937 INFO L82 PathProgramCache]: Analyzing trace with hash 1208825779, now seen corresponding path program 1 times [2021-01-06 18:42:02,937 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:42:02,938 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [578774064] [2021-01-06 18:42:02,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:42:02,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:42:03,017 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 18:42:03,018 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [578774064] [2021-01-06 18:42:03,018 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:42:03,018 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-01-06 18:42:03,018 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [76836276] [2021-01-06 18:42:03,019 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-06 18:42:03,019 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:42:03,019 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-06 18:42:03,020 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 18:42:03,020 INFO L87 Difference]: Start difference. First operand 241629 states and 435550 transitions. Second operand 5 states. [2021-01-06 18:42:13,671 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:42:13,671 INFO L93 Difference]: Finished difference Result 262563 states and 470800 transitions. [2021-01-06 18:42:13,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-01-06 18:42:13,671 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 97 [2021-01-06 18:42:13,672 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:42:14,351 INFO L225 Difference]: With dead ends: 262563 [2021-01-06 18:42:14,352 INFO L226 Difference]: Without dead ends: 257463 [2021-01-06 18:42:14,411 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 18:42:14,602 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 257463 states. [2021-01-06 18:42:24,916 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 257463 to 241733. [2021-01-06 18:42:24,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 241733 states. [2021-01-06 18:42:25,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241733 states to 241733 states and 435654 transitions. [2021-01-06 18:42:25,814 INFO L78 Accepts]: Start accepts. Automaton has 241733 states and 435654 transitions. Word has length 97 [2021-01-06 18:42:25,815 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:42:25,815 INFO L481 AbstractCegarLoop]: Abstraction has 241733 states and 435654 transitions. [2021-01-06 18:42:25,815 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-06 18:42:25,815 INFO L276 IsEmpty]: Start isEmpty. Operand 241733 states and 435654 transitions. [2021-01-06 18:42:25,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-01-06 18:42:25,860 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:42:25,860 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 18:42:25,860 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2021-01-06 18:42:25,860 INFO L429 AbstractCegarLoop]: === Iteration 26 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:42:25,860 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:42:25,861 INFO L82 PathProgramCache]: Analyzing trace with hash -1086159474, now seen corresponding path program 1 times [2021-01-06 18:42:25,861 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:42:25,861 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [234179819] [2021-01-06 18:42:25,861 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:42:25,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:42:26,015 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 18:42:26,016 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [234179819] [2021-01-06 18:42:26,016 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:42:26,016 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-01-06 18:42:26,016 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1646311969] [2021-01-06 18:42:26,016 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-01-06 18:42:26,017 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:42:26,017 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-01-06 18:42:26,017 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2021-01-06 18:42:26,018 INFO L87 Difference]: Start difference. First operand 241733 states and 435654 transitions. Second operand 11 states. [2021-01-06 18:42:26,617 WARN L197 SmtUtils]: Spent 397.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2021-01-06 18:42:36,214 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:42:36,214 INFO L93 Difference]: Finished difference Result 251815 states and 452380 transitions. [2021-01-06 18:42:36,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-01-06 18:42:36,215 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 97 [2021-01-06 18:42:36,215 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:42:36,896 INFO L225 Difference]: With dead ends: 251815 [2021-01-06 18:42:36,896 INFO L226 Difference]: Without dead ends: 245551 [2021-01-06 18:42:36,955 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 137 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=254, Invalid=616, Unknown=0, NotChecked=0, Total=870 [2021-01-06 18:42:37,142 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 245551 states. [2021-01-06 18:42:47,443 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 245551 to 241573. [2021-01-06 18:42:47,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 241573 states. [2021-01-06 18:42:48,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241573 states to 241573 states and 435334 transitions. [2021-01-06 18:42:48,329 INFO L78 Accepts]: Start accepts. Automaton has 241573 states and 435334 transitions. Word has length 97 [2021-01-06 18:42:48,330 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:42:48,330 INFO L481 AbstractCegarLoop]: Abstraction has 241573 states and 435334 transitions. [2021-01-06 18:42:48,330 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2021-01-06 18:42:48,330 INFO L276 IsEmpty]: Start isEmpty. Operand 241573 states and 435334 transitions. [2021-01-06 18:42:48,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-01-06 18:42:48,385 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:42:48,385 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 18:42:48,385 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2021-01-06 18:42:48,385 INFO L429 AbstractCegarLoop]: === Iteration 27 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:42:48,385 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:42:48,386 INFO L82 PathProgramCache]: Analyzing trace with hash 168941387, now seen corresponding path program 1 times [2021-01-06 18:42:48,386 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:42:48,386 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1186540977] [2021-01-06 18:42:48,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:42:48,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:42:48,465 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 18:42:48,465 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1186540977] [2021-01-06 18:42:48,466 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:42:48,466 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-01-06 18:42:48,466 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1364911703] [2021-01-06 18:42:48,466 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-01-06 18:42:48,466 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:42:48,467 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-01-06 18:42:48,467 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-01-06 18:42:48,467 INFO L87 Difference]: Start difference. First operand 241573 states and 435334 transitions. Second operand 4 states. [2021-01-06 18:43:00,753 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:43:00,754 INFO L93 Difference]: Finished difference Result 261147 states and 467234 transitions. [2021-01-06 18:43:00,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-01-06 18:43:00,754 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 98 [2021-01-06 18:43:00,754 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:43:01,271 INFO L225 Difference]: With dead ends: 261147 [2021-01-06 18:43:01,272 INFO L226 Difference]: Without dead ends: 254613 [2021-01-06 18:43:01,533 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-01-06 18:43:01,762 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 254613 states. [2021-01-06 18:43:12,011 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 254613 to 241673. [2021-01-06 18:43:12,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 241673 states. [2021-01-06 18:43:12,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241673 states to 241673 states and 435434 transitions. [2021-01-06 18:43:12,613 INFO L78 Accepts]: Start accepts. Automaton has 241673 states and 435434 transitions. Word has length 98 [2021-01-06 18:43:12,614 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:43:12,614 INFO L481 AbstractCegarLoop]: Abstraction has 241673 states and 435434 transitions. [2021-01-06 18:43:12,614 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-01-06 18:43:12,614 INFO L276 IsEmpty]: Start isEmpty. Operand 241673 states and 435434 transitions. [2021-01-06 18:43:13,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-01-06 18:43:13,132 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:43:13,132 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 18:43:13,132 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2021-01-06 18:43:13,132 INFO L429 AbstractCegarLoop]: === Iteration 28 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:43:13,132 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:43:13,133 INFO L82 PathProgramCache]: Analyzing trace with hash 1786649153, now seen corresponding path program 1 times [2021-01-06 18:43:13,133 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:43:13,133 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1514163295] [2021-01-06 18:43:13,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:43:13,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:43:13,283 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 18:43:13,284 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1514163295] [2021-01-06 18:43:13,284 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:43:13,284 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-01-06 18:43:13,284 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [898556626] [2021-01-06 18:43:13,284 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-01-06 18:43:13,285 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:43:13,285 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-01-06 18:43:13,285 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2021-01-06 18:43:13,285 INFO L87 Difference]: Start difference. First operand 241673 states and 435434 transitions. Second operand 8 states. [2021-01-06 18:43:23,275 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:43:23,275 INFO L93 Difference]: Finished difference Result 252307 states and 452772 transitions. [2021-01-06 18:43:23,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-01-06 18:43:23,276 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 98 [2021-01-06 18:43:23,276 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:43:23,985 INFO L225 Difference]: With dead ends: 252307 [2021-01-06 18:43:23,985 INFO L226 Difference]: Without dead ends: 245593 [2021-01-06 18:43:24,049 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=101, Invalid=205, Unknown=0, NotChecked=0, Total=306 [2021-01-06 18:43:24,231 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 245593 states.